1. Manuals
  2. Brands
  3. Ascend Communications Manuals
  4. Network Router
  5. MAX 1800 Series
  6. Network configuration manual

Ascend Communications MAX 1800 Series Network Configuration Manual

Hide thumbs
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
365
366
367
368
369
370
371
372
373
374
375
376
377
378
379
380
381
382
383
384
385
386
387
388
389
390
391
392
393
394
395
396
397
398
399
400
401
402
403
404
405
406
407
408
409
410
411
412
413
414
415
416
417
418
419
420
421
422
423
424
425
426
427
428
429
430
Table Of Contents
431
Table of Contents

Advertisement

Quick Links

Download this manual
MAX 1800 Series Network
Configuration Guide
Ascend Communications, Inc.
Part Number: 7820-0632-001
For software version 7.0.0
Preliminary November 2, 1998

Advertisement

Table of Contents
loading
Need help?

Need help?

Do you have a question about the MAX 1800 Series and is the answer not in the manual?

Questions and answers

Summary of Contents for Ascend Communications MAX 1800 Series

  • Page 1 MAX 1800 Series Network Configuration Guide Ascend Communications, Inc. Part Number: 7820-0632-001 For software version 7.0.0 Preliminary November 2, 1998...
  • Page 2 Copyright © November 1998, Ascend Communications, Inc. All Rights Reserved. This document contains information that is the property of Ascend Communications, Inc. This document may not be copied, reproduced, reduced to any electronic medium or machine...

  • Page 3: Preliminary November

    Web site at www.ascend.com and select Services and Support, then Advantage Service Family. Other telephone numbers For a menu of Ascend’s services, call (800) ASCEND-4 (272-3634). Or call (510) 769-6001 for an operator. MAX 1800 Series Network Configuration Guide Preliminary November 2, 1998...

  • Page 4: Preliminary November

    1701 Harbor Bay Parkway Alameda, CA 94502-3002 Finding information and software on the Internet Visit Ascend’s Web site at www.ascend.com for technical information, product http:// information, and descriptions of available services. Preliminary November 2, 1998 MAX 1800 Series Network Configuration Guide...
  • Page 5 Visit Ascend’s FTP site at ftp.ascend.com for software upgrades, release notes, and addenda to this manual. MAX 1800 Series Network Configuration Guide Preliminary November 2, 1998...
  • Page 7 About This Guide ................. xxix How to use this guide......................xxix What you should know ......................xxix Documentation conventions....................xxx MAX 1800 Series documentation set ................... xxxi Related publications ......................xxxi Chapter 1 Getting Acquainted with the MAX ..........1-1 Using the MAX as an ISP or telecommuting hub..............
  • Page 8 Answer........................2-15 Clear........................2-16 Port Password ......................2-16 Term Timing......................2-16 Esc ......................... 2-16 Early CD ........................ 2-16 DS0 Min Rst ......................2-16 Sample Port profile configuration ................. 2-16 viii Preliminary November 3, 1998 MAX 1800 Series Network Configuration Guide...
  • Page 9 ID-Auth........................3-4 Encaps subprofile ....................3-4 IP options ......................... 3-4 Encapsulation-specific options ................3-5 X.75 options......................3-5 Session options ......................3-5 DHCP options......................3-5 Example of Answer profile configuration ..............3-5 MAX 1800 Series Network Configuration Guide Preliminary November 3, 1998...
  • Page 10 Routing and bridging parameters ................3-17 Revc Auth and Send Auth ..................3-17 Send PW and Recv PW ..................3-17 Send Name......................3-18 Maximum receive units (MRU) ................3-18 Link quality monitoring (LQM) ................3-18 Preliminary November 3, 1998 MAX 1800 Series Network Configuration Guide...
  • Page 11 Configuring a Combinet connection ..................3-38 Understanding Combinet bridging parameters ............. 3-39 Specifying the hardware address of the remote Combinet bridge......3-39 Enabling bridging ....................3-39 Requiring a password from the remote bridge ............3-39 MAX 1800 Series Network Configuration Guide Preliminary November 3, 1998...
  • Page 12 Packet Wait and Packet Characters ............... 3-56 Example of modem configuration ................3-57 Configuring terminal mode................... 3-57 Understanding the terminal-mode parameters............3-57 Example of terminal-mode configuration.............. 3-59 Configuring immediate mode ..................3-60 Preliminary November 3, 1998 MAX 1800 Series Network Configuration Guide...
  • Page 13 Examples of a gateway configuration ..............4-19 Configuring Frame Relay Direct .................. 4-20 Settings in a Connection profile ................4-20 Settings in a RADIUS profile ................4-21 Examples of FR-Direct connections..............4-22 MAX 1800 Series Network Configuration Guide Preliminary November 3, 1998 xiii...
  • Page 14 X.25 PVC and SVC numbers .................. 6-4 X.25 diagnostic fields in packet types ..............6-4 X.25 options......................6-4 X.25 reverse charge accept ..................6-4 X.25 network type ....................6-4 Timer and limit for Restart-Requests ..............6-4 Preliminary November 3, 1998 MAX 1800 Series Network Configuration Guide...
  • Page 15 X.25 clear cause codes....................6-24 X.25 diagnostic field values..................6-25 Customizing script support for X.25 PAD................6-27 Parameters and commands.................... 6-27 Banner........................6-27 NUI prompt......................6-27 NUI PW prompt..................... 6-27 MAX 1800 Series Network Configuration Guide Preliminary November 3, 1998...
  • Page 16 Generic filter parameters ....................7-7 Forward........................7-7 Offset ........................7-7 Length ........................7-7 Value........................7-9 Compare........................7-9 More......................... 7-9 IP filter parameters......................7-9 Forward........................7-9 Src Mask ........................7-9 Src Adrs ......................... 7-10 Preliminary November 3, 1998 MAX 1800 Series Network Configuration Guide...
  • Page 17 Netware T/O (watchdog spoofing) ................ 8-10 Example of an IPX client bridge (local clients) ............ 8-10 Example of an IPX server bridge (local servers)........... 8-11 Configuring proxy mode on the MAX ................. 8-12 MAX 1800 Series Network Configuration Guide Preliminary November 3, 1998 xvii...
  • Page 18 Input SAP Filters and Output SAP Filters............. 9-20 Valid ........................9-20 Type ........................9-20 Server Type......................9-20 Server Name ......................9-21 Applying IPX SAP filters ..................9-21 Example of IPX SAP filter configuration..............9-21 xviii Preliminary November 3, 1998 MAX 1800 Series Network Configuration Guide...
  • Page 19 Understanding the IP routing connection parameters..........10-22 Assign Adrs ......................10-22 Route IP ....................... 10-22 Enabling IP routing for a WAN interface............10-23 Configuring the remote IP address ..............10-23 MAX 1800 Series Network Configuration Guide Preliminary November 3, 1998...
  • Page 20 OSPF ASE Preference ..................10-37 OSPF-Cost ......................10-37 OSPF Preference....................10-37 Pool ........................10-37 Preference ......................10-37 Private ........................10-38 Proxy Mode ......................10-38 RIP2 Use Multicast....................10-38 RIP ........................10-38 RipAseType ......................10-39 Preliminary November 3, 1998 MAX 1800 Series Network Configuration Guide...
  • Page 21 RIP limitations solved by OSPF ................... 11-1 Ascend implementation of OSPF ................. 11-2 OSPF features ....................... 11-2 Security ........................11-2 Support for variable length subnet masks.............. 11-3 Interior gateway protocol (IGP) ................11-3 MAX 1800 Series Network Configuration Guide Preliminary November 3, 1998...
  • Page 22 Example of configuring a Foreign Agent (IPX) ..........13-11 Configuring a Home agent..................13-11 Configuring a Home Agent in router mode............13-11 Configuring a Home Agent in gateway mode ............. 13-16 xxii Preliminary November 3, 1998 MAX 1800 Series Network Configuration Guide...
  • Page 23 Configuration of the MAX as an LAC ............... 13-33 Understanding the L2TP LAC parameters ............13-34 Configuring the MAX ..................13-34 Configuration of the MAX as an LNS................ 13-35 Index ..................Index-1 MAX 1800 Series Network Configuration Guide Preliminary November 3, 1998 xxiii...
  • Page 25 An example of a connection bridging AppleTalk......... 8-7 Figure 8-4 An example of an IPX client bridged connection........8-10 Figure 8-5 An example of an IPX server bridged connection........8-11 Figure 9-1 A dial-in NetWare client................9-11 MAX 1800 Series Network Configuration Guide Preliminary November 3, 1998...
  • Page 26 MAX acting as both Home Agent and Foreign Agent ......13-23 Figure 13-6 PPTP tunnel ....................13-29 Figure 13-7 PPTP tunnel across multiple POPs ............13-29 Figure 13-8 L2TP tunnel across the Internet..............13-32 xxvi Preliminary November 3, 1998 MAX 1800 Series Network Configuration Guide...
  • Page 27 Required RADIUS attributes to reach an IP Home Network ....13-8 Table 13-2 Required RADIUS attributes to reach an IPX Home Network ....13-8 Table 13-3 RADIUS attributes for specifying L2TP tunnels ........13-35 MAX 1800 Series Network Configuration Guide Preliminary November 3, 1998 xxvii...

  • Page 29: Index

    This guide is for the person who configures and maintains the MAX. To configure the MAX, you need to understand the following: • Wide area network (WAN) concepts • Local area network (LAN) concepts, if applicable MAX 1800 Series Network Configuration Guide Preliminary November 3, 1998 xxix...

  • Page 30: Documentation Conventions

    Caution: Warns that a failure to take appropriate safety precautions could result in physical injury. Warning: Note: In a menu-item path, include a space before and after each “>” character. Preliminary November 3, 1998 MAX 1800 Series Network Configuration Guide...

  • Page 31: Related Publications

    About This Guide MAX 1800 Series documentation set MAX 1800 Series documentation set The MAX 1800 Series documentation set consists of the following manuals: • MAX 1800 Series Administration Guide • MAX 1800 Series Hardware Installation Guide • MAX 1800 Series Network Configuration Guide (this guide) •...

  • Page 33: Chapter 1 Getting Acquainted With The Max

    Figure 1-1 shows a typical ISP configuration with three POPs. Each POP has at least one MAX on an Ethernet LAN that also includes another Internet router, which could be, for example, an Ascend GRF 400 router. MAX 1800 Series Network Configuration Guide Preliminary November 3, 1998...

  • Page 34: Using The Max As A Telecommuting Hub

    The backbone might be a NetWare LAN, an IP network, or a multiprotocol network. Figure 1-2 shows an example in which home users, remote offices, and customer sites can access the backbone network. Preliminary November 3, 1998 MAX 1800 Series Network Configuration Guide...

  • Page 35: Overview Of Max Configuration

    MAX. Creating a comprehensive network diagram helps prevent problems during installation and configuration, and can help in troubleshooting any problems later. MAX 1800 Series Network Configuration Guide Preliminary November 3, 1998...

  • Page 36: Configuring Lines, Slots, And Ports For Wan Access

    You can also use the called number to authentication authenticate and direct the call. Authentication You can offload the authentication responsibility to a RADIUS or servers TACACS server on the local network. Preliminary November 3, 1998 MAX 1800 Series Network Configuration Guide...

  • Page 37: Concentrating Frame Relay Connections

    The MAX can operate as an IPX router, linking remote NetWare LANs with the local NetWare LAN on Ethernet. IPX routing has its own set of concerns related to the client-server model MAX 1800 Series Network Configuration Guide Preliminary November 3, 1998...

  • Page 38: Ip Routing

    Either end might initiate a PPTP session and open the TCP control channel. Note that opening a PPTP session does not mean that a call is active, it simply means that a call can be placed and received. Preliminary November 3, 1998 MAX 1800 Series Network Configuration Guide...

  • Page 39: Management Features

    Ascend unit. Multi-level password security ensures that unauthorized personnel do not have access to remote management functions. MAX 1800 Series Network Configuration Guide Preliminary November 3, 1998...

  • Page 40: Flash Ram And Software Updates

    Installation Guide for your MAX. When you first telnet to the VT100 interface, the Main Edit Menu typically appears: Main Edit Menu >00-000 System 10-000 Net/BRI 20-000 Host/Dual 30-000 V.34 40-000 Serial WAN 50-000 Ethernet Preliminary November 3, 1998 MAX 1800 Series Network Configuration Guide...
  • Page 41 Line 1, the following set of parameters appears: Enabled= Clock Source= Link Type= B1 Usage= B1 Slot= B1 Prt/Grp= B1 TrnkGrp= B2 Usage= B2 Slot= B2 Prt/Grp= B2 TrnkGrp Pri Num= Pri SPID= Sec Num= Sec SPID= MAX 1800 Series Network Configuration Guide Preliminary November 3, 1998...

  • Page 42: Obtaining Privileges To Use The Menus

    Press Enter or the Right-Arrow key. A password entry field appears. Enter your password within the brackets. Press Enter or the Right-Arrow key. If your password is accepted, you have Full Access privileges. 1-10 Preliminary November 3, 1998 MAX 1800 Series Network Configuration Guide...

  • Page 43: Activating A Profile

    Press Ctrl-D. The profile’s DO menu appears. Select L (Load). The Load Profile menu appears. Select 1 to load the profile. Profile loaded as current profile appears. The profile reappears. MAX 1800 Series Network Configuration Guide Preliminary November 3, 1998 1-11...

  • Page 44: Where To Go Next

    Chapter 13, “Setting Up Virtual Private Networks” Work with status windows MAX Reference Guide Write configuration scripts Administration Guide for your MAX Set up security MAX Security Supplement Set up RADIUS MAX RADIUS Configuration Guide 1-12 Preliminary November 3, 1998 MAX 1800 Series Network Configuration Guide...

  • Page 45: Chapter 2 Configuring The Max For Wan Access

    To configure the MAX, you set parameters in the VT100 menus. (For a description of navigating the interface, see the Hardware Installation Guide for your MAX. Many of the menus and submenus include profiles, which are groups of related parameters. MAX 1800 Series Network Configuration Guide Preliminary November 3, 1998...

  • Page 46: How The Vt100 Menus Relate To Slots And Ports

    24 characters, which can include the following: 1234567890()[]!z-*#|. To assign the phone numbers you must understand add-on numbers, hunt-groups, and Service Profile Identifiers (SPIDs). Preliminary November 3, 1998 MAX 1800 Series Network Configuration Guide...

  • Page 47: Add-On Numbers

    A hunt group is a group of channels that has the same phone number. When a call comes in on that number, the MAX uses the first available channel to which the number was assigned. MAX 1800 Series Network Configuration Guide Preliminary November 3, 1998...

  • Page 48: Spids (For Net Bri Lines)

    The channel configuration of a WAN line determines how the channel routes inbound calls and places outbound calls. For details, see “Configuring call routing” on page 2-24. Preliminary November 3, 1998 MAX 1800 Series Network Configuration Guide...

  • Page 49: Configuring Isdn Bri Network Lines

    Each profile’s name should be descriptive. Switch Type The Switch Type parameter specifies the central network switch that provides ISDN service to the MAX. (For details about supported switch types, see the MAX Reference Guide.) MAX 1800 Series Network Configuration Guide Preliminary November 3, 1998...

  • Page 50: Bri Analog Encode

    Sec Num is not applicable. Pri SPID and Sec SPID are the SPIDs associated with the Primary and Secondary numbers, respectively. (For more information, see “SPIDS (for Net BRI lines)” on page 2-4.) Preliminary November 3, 1998 MAX 1800 Series Network Configuration Guide...

  • Page 51: Examples Of Net Bri Configuration

    MAX must be configured for trunk groups. To enable outbound calls on the Line 1 use trunk groups: Open System > Sys Config and enable trunk groups systemwide: MAX 1800 Series Network Configuration Guide Preliminary November 3, 1998...
  • Page 52 “Routing outbound calls” on page 2-33. Instead of explicitly entering the dial number in the Connection profile, you can reference a Destination profile that can specify up to six different dial-out paths to a particular destination. Preliminary November 3, 1998 MAX 1800 Series Network Configuration Guide...

  • Page 53: Displaying Information About Bri Calls

    If a Frame Relay profile references the parameters, the MAX has a nailed connection to a Frame Relay switch, and the DLCI number in each frame determines which frames the MAX sends over the link. MAX 1800 Series Network Configuration Guide Preliminary November 3, 1998...

  • Page 54: Activation

    The digital modem also converts outgoing data to a PCM-encoded digital stream for transmission across the WAN to an analog modem. 2-10 Preliminary November 3, 1998 MAX 1800 Series Network Configuration Guide...

  • Page 55: K Modem Numbering

    For example, if you have an 8-MOD modem card in slot 8 in a MAX 6000, the Show Modems command in the terminal-server displays the following output: ascend% show modems slot:item modem status idle idle idle idle idle idle 8:10 idle 8:11 idle MAX 1800 Series Network Configuration Guide Preliminary November 3, 1998 2-11...

  • Page 56: Understanding The Digital Modem Parameters

    Note: Booting the MAX restores all quiesced lines, slots, and ports to service. For more information about the 1st Line and 2nd Line parameters, see the MAX Reference Guide. 2-12 Preliminary November 3, 1998 MAX 1800 Series Network Configuration Guide...

  • Page 57: Configuring V.110 Modems

    Specify the dial-in phone numbers to be routed to V.110 as a terminal-server call. For example: V.110 Mod Config Ans 1#=12 Ans 2#=13 Ans 3#=14 Ans 4#=15 Close the V.110 profile. MAX 1800 Series Network Configuration Guide Preliminary November 3, 1998 2-13...

  • Page 58: Configuring Host/6 (Host/Dual) Aim Ports

    DS0 Min Rst=Off MAX DS0 Mins=N/A MAX Call Mins=0 This section provides some background information about AIM-port configuration. For detailed information about each parameter, see the MAX Reference Guide. 2-14 Preliminary November 3, 1998 MAX 1800 Series Network Configuration Guide...

  • Page 59: Dial Plan

    V.25bis-C—Same as V.25bis, but the CTS signal cannot change state during a call. • X.21—Answer according to X.21 hardware handshaking. • Auto—Answer every call automatically, regardless of the control-line state. MAX 1800 Series Network Configuration Guide Preliminary November 3, 1998 2-15...

  • Page 60: Clear

    Sample Port profile configuration To configure the port for RS-366 dialing: Open Host/6 > Port 1 Menu > Port Config. Assign the profile a name, and configure call routing. For example: 2-16 Preliminary November 3, 1998 MAX 1800 Series Network Configuration Guide...

  • Page 61: Port Diagnostics

    Port 1/2 Dual=Yes Port 3/4 Dual=Yes Port 5/6 Dual=No Palmtop=Full Palmtop Port #=N/A Palmtop Menus=Standard Host/Dual Mod Config Module Name=nodual Dual Ports=No Dual Palmtop=Full Palmtop Port #=N/A Palmtop Menus=Standard MAX 1800 Series Network Configuration Guide Preliminary November 3, 1998 2-17...

  • Page 62: Pairing Ports For Dual-Port Calls

    A Call profile defines a WAN connection on the AIM port. Following are the profile’s parameters (shown with sample settings): Host/6 (or Host/Dual) Port1 Menu Directory Name=bonding Dial #=212-555-1212 Call Type=bonding Call Mgm=Mode 1 Data Svc=56K Force 56=No 2-18 Preliminary November 3, 1998 MAX 1800 Series Network Configuration Guide...

  • Page 63: Dial#

    FT1-B&O—Provides automatic backup and overflow protection of nailed-up circuits) • FT1—Fractional T1 nailed channels • AIM—Uses Ascend Inverse Multiplexing to combine channels. • FT1-AIM—Combines nailed and switched channels by means of the AIM protocol. MAX 1800 Series Network Configuration Guide Preliminary November 3, 1998 2-19...

  • Page 64: Bandwidth Issues

    When adding bandwidth, the MAX adds the number of channels specified in the Inc Ch Count parameter. 2-20 Preliminary November 3, 1998 MAX 1800 Series Network Configuration Guide...

  • Page 65: Call Password

    Dial #=6-212-555-1212 Call Type=aim Specify Dynamic call management: Call Mgm=Dynamic Set the base channels and the number of channels to be added or subtracted when bandwidth requirements change. For example: MAX 1800 Series Network Configuration Guide Preliminary November 3, 1998 2-21...

  • Page 66: Example Ft1-B&O Call Configuration

    Close the Call profile. Open the Port Config profile, which in this case is Host/6 > Port 1 Menu > Port Config. Specify how the switched channels connect. For example: 2-22 Preliminary November 3, 1998 MAX 1800 Series Network Configuration Guide...

  • Page 67: Configuring A Single-Channel Call

    “Enabling dual-port calls” on page 2-18.) In addition, a T1 or E1 line has two of its channels configured with the phone number 1212 (a hunt group). To route the call answered on the 1212 hunt group to the paired ports for a dual-port call: MAX 1800 Series Network Configuration Guide Preliminary November 3, 1998 2-23...

  • Page 68: Configuring Call Routing

    If a call is routed to the Ethernet port, the bridge/router software forwards it to a host or hosts according to packet addresses. 2-24 Preliminary November 3, 1998 MAX 1800 Series Network Configuration Guide...

  • Page 69: Specifying Answer Numbers For Destination Host Ports

    Following are the related parameters (shown with sample settings): V.34 Modem (or V.42 Modem) Mod Config Ans 1#=1213 Ans 2#=1214 Ans 3#=1215 Ans 4#=1216 V.110 Mod Config MAX 1800 Series Network Configuration Guide Preliminary November 3, 1998 2-25...

  • Page 70: Slot And Port Specifications

    3. • 4 represents the Serial WAN port. This serial V.35 DTE port provides a point-to-point connection between the MAX and another device. 2-26 Preliminary November 3, 1998 MAX 1800 Series Network Configuration Guide...

  • Page 71: Exclusive Port Routing

    If the call is an V.110 call, the MAX compares DNIS #N max V110 to the number of active V.110 calls made to the called number. If the maximum has been reached, the MAX rejects the call. MAX 1800 Series Network Configuration Guide Preliminary November 3, 1998 2-27...
  • Page 72 Set DNIS #N V110 if you want to limit the number of simultaneous V.110 calls to the called number specified in DNIS #N. Exit and save the changes. You can configure up to sixteen DNIS numbers with unique limiting configurations for each DNIS number. 2-28 Preliminary November 3, 1998 MAX 1800 Series Network Configuration Guide...
  • Page 73 • Unspecified max calls = 20 • Unspecified modem calls = 20 • Unspecified V110 calls = 20 • Unspecified HDLC calls = 20 MAX 1800 Series Network Configuration Guide Preliminary November 3, 1998 2-29...

  • Page 74: Incoming Call Routing State Diagram

    The following pages show detailed state information about inbound call routing in the MAX. To understand these charts, you should be familiar with the parameters referenced in many of the steps. 2-30 Preliminary November 3, 1998 MAX 1800 Series Network Configuration Guide...
  • Page 75 Is a serial host (I-mux) port available? Reject call. Route call to it. Continue next page: “A” Continue next page: “B” MAX 1800 Series Network Configuration Guide Preliminary November 3, 1998 2-31...
  • Page 76 Route call to any available ter (Ch N Slot, B1 Slot, B2 Slot) points to a V.110 module. V.110 module and is a V.110 module available? Continue next page 2-32 Preliminary November 3, 1998 MAX 1800 Series Network Configuration Guide...

  • Page 77: Routing Outbound Calls

    A trunk group is a group of channels that has been assigned a number. Once you have enabled trunk groups, all switched channels must be assigned a trunk group number if they are to be available for outbound calls. The following setting enables trunk groups: MAX 1800 Series Network Configuration Guide Preliminary November 3, 1998 2-33...

  • Page 78: Dialing Through Trunk Group 2 (Local Port-To-Port Calls)

    Option=1st Avail Dial 1#=4-212-555-1212 Dial Plan Call-by-Call 1=1 Dial 2#=5-212-555-1212 PRI # Type=National Transit #= Bill #= Host/6 (or Host/Dual) Port N Menu Directory Dial #=312 Ethernet Connections Dial #=312 2-34 Preliminary November 3, 1998 MAX 1800 Series Network Configuration Guide...

  • Page 79: Dialing Through Trunk Groups 4–9

    The extended dial plan relates only to PRI lines. It uses a specified trunk group, but accesses a Dial Plan profile to obtain PRI parameters for the outbound call. The extended dial plan is MAX 1800 Series Network Configuration Guide Preliminary November 3, 1998...

  • Page 80: Matching Slot And Port Specifications (Reserved Channels)

    Connection profile or RADIUS user profile that dials the call. If the call does not go out through a digital modem, it originates from slot 9. 2-36 Preliminary November 3, 1998 MAX 1800 Series Network Configuration Guide...
  • Page 81 If the slot is non-zero and the port is zero, the channel is available to outbound calls originating on that slot. • If you set both the slot and port numbers to non-zero, the channel is available only to outbound calls originating on that port. MAX 1800 Series Network Configuration Guide Preliminary November 3, 1998 2-37...

  • Page 83: Chapter 3 Configuring Wan Links

    The remote devices must have PPP software. Combinet Combinet bridges two network segments at the link level, using one or two channels. The remote device is another Combinet bridge. MAX 1800 Series Network Configuration Guide Preliminary November 3, 1998...

  • Page 84: The Answer Profile

    Answer profile to build the session. Following are the Answer profile parameters: Ethernet Answer Use Answer as Default=No Force 56=No Profile Reqd=Yes Id Auth=None Assign Adrs=No Encaps... MPP=Yes MP=Yes PPP=Yes COMB=Yes FR=Yes X25/PAD=Yes EU-RAW=Yes EU-UI=Yes Preliminary November 3, 1998 MAX 1800 Series Network Configuration Guide...
  • Page 85 Frame Length=2048 Session options... RIP=Off Data Filter=5 Call Filter=3 Filter Persistence=No Idle=120 TS Idle Mode=N/A TS Idle=N/A IPX SAP Filter=1 Max Call Duration=0 Preempt=N/A Framed Only DHCP options... Reply Enabled=No MAX 1800 Series Network Configuration Guide Preliminary November 3, 1998...

  • Page 86: Understanding The Answer Profile Parameters

    In the Answer profile, the Metric parameter determines the virtual hop count of the IP link when the MAX uses RADIUS or TACACS to validate an incoming call and you set the Use Answer as Default. Preliminary November 3, 1998 MAX 1800 Series Network Configuration Guide...

  • Page 87: Encapsulation-Specific Options

    Answer Profile Reqd=Yes Id Auth=None Assign Adrs=No Make sure you enable the encapsulation types you intend to support. For example: Encaps... MPP=Yes MP=Yes PPP=Yes COMB=Yes FR=Yes X25/PAD=Yes EU-RAW=Yes EU-UI=Yes V.120=Yes MAX 1800 Series Network Configuration Guide Preliminary November 3, 1998...

  • Page 88: Connection Profiles

    Encaps options... parameters for selected encapsulation-protocol IP options... LAN Adrs=0.0.0.0/0 WAN Alias=0.0.0.0/0 IF Adrs=0.0.0.0/0 Metric=7 Preference=100 Private=No RIP=Off Pool=0 Multicast Client=No Multicast Rate Limit=5 Client Pri DNS=0.0.0.0 Client Sec DNS=0.0.0.0 Preliminary November 3, 1998 MAX 1800 Series Network Configuration Guide...
  • Page 89 IP Direct=0.0.0.0 FR Direct=No FR Prof=N/A FR DLCI=N/A Framed Only OSPF options… RunOSPF=Yes Area=0.0.0.0 AreaType=Normal StubAreaDefaultCost=N/A HelloInterval=40 DeadInterval=120 Priority=5 AuthType=Simple AuthKey=ascend0 Cost=10 ASE-type=N/A ASE-tag=N/A TransitDelay=5 RetransmitInterval=20 Telco options... AnsOrig=Both Callback=Yes MAX 1800 Series Network Configuration Guide Preliminary November 3, 1998...

  • Page 90: Understanding Connection Profile Parameters

    Many carriers include the calling number (the phone number of the far-end device placing the call in each call. Calling # is the caller ID number that appears on some phones. The MAX also uses Calling # for Calling Line ID (CLID) authentication. Preliminary November 3, 1998 MAX 1800 Series Network Configuration Guide...

  • Page 91: Called #

    Data Filter=5 Call Filter=3 Filter Persistence=No Idle=120 TS Idle Mode=N/A TS Idle=N/A Max Call Duration=0 Preempt=N/A IPX SAP Filter=0 BackUp= IP Direct=0.0.0.0 FR Direct=No FR Prof=N/A FR DLCI=N/A Block calls after=0 MAX 1800 Series Network Configuration Guide Preliminary November 3, 1998...

  • Page 92: Data Filter, Call Filter

    Chapter 10, “Configuring IP Routing.” Frame Relay parameters A Frame Relay redirect connection channels all inbound packets out to a Frame Relay switch as described in Chapter 4, “Configuring Frame Relay.” 3-10 Preliminary November 3, 1998 MAX 1800 Series Network Configuration Guide...

  • Page 93: Block Calls After

    DISCONNECT message from Host B to Host A. Since the disconnect has not been delivered, the return call is not accepted because Host A still has the connection up. The Callback Delay MAX 1800 Series Network Configuration Guide Preliminary November 3, 1998...

  • Page 94: Call Type

    Interexchange Carrier (IEC). The default (null) causes the MAX to use any available IEC for long-distance calls. You can specify one of the following dialing prefixes: 288 (AT&T) 222 (MCI) 333 (Sprint) This parameter does not apply to nailed connections. 3-12 Preliminary November 3, 1998 MAX 1800 Series Network Configuration Guide...

  • Page 95: Dialout Ok

    The Acct-ID Base parameter applies to RADIUS accounting. It specifies the numeric base (base 10 or base 16) for the session ID. Connection profile DHCP options A Connection profile includes the following DHCP parameters (shown sample settings): Ethernet Connections MAX 1800 Series Network Configuration Guide Preliminary November 3, 1998 3-13...

  • Page 96: Reply Enabled

    Name=Brian Active=Yes Recv PW=brianpw Template Connection #=0 Understanding the Names/Passwords profile parameters This section provides some background information about Names/Passwords profiles. (For detailed information, see the MAX Reference Guide. 3-14 Preliminary November 3, 1998 MAX 1800 Series Network Configuration Guide...

  • Page 97: Name

    Close the profile. Note: To set up a dial-in AppleTalk PPP connection using a Names/Passwords profile, you also need to set the Peer parameter in the AppleTalk Options profile to Dialin. MAX 1800 Series Network Configuration Guide Preliminary November 3, 1998 3-15...

  • Page 98: Configuring Ppp Connections

    PPP=Yes PPP options... Route IP=Yes Route IPX=Yes Route AppleTalk=Yes Bridge=Yes Recv Auth=Either MRU=1524 LQM=No LQM Min=600 LQM Max=600 Link Comp=Stac VJ Comp=Yes CBCP Enable=No BACP= Dyn Alg= Sec History= 3-16 Preliminary November 3, 1998 MAX 1800 Series Network Configuration Guide...

  • Page 99: Understanding The Ppp Parameters

    Recv PW is the password sent to the MAX from the remote device. It is used to match up the caller to a profile when IP routing is not in use. MAX 1800 Series Network Configuration Guide Preliminary November 3, 1998...

  • Page 100: Send Name

    On a related topic, Novell’s NetWare relies on the Data Link layer (also called Layer 2) to validate and guarantee data integrity. STAC link compression, if specified, generates an eight-bit checksum, which is inadequate for NetWare data. 3-18 Preliminary November 3, 1998 MAX 1800 Series Network Configuration Guide...

  • Page 101: Cbcp Enable

    No to disable BACP. No is the default. Dyn Alg The Dyn Alg parameter specifies the algorithm that the MAX uses to calculate average line utilization (ALU). You can specify one of the following values: MAX 1800 Series Network Configuration Guide Preliminary November 3, 1998 3-19...

  • Page 102: Sec History

    Figure 3-1 shows the MAX with a PPP connection with a remote user who is running Windows 95 with the TCP/IP stack and PPP dialup software. The dial-in user has a modem, so the call is asynchronous and uses only one channel. 3-20 Preliminary November 3, 1998 MAX 1800 Series Network Configuration Guide...

  • Page 103: Enabling Ppp Dial-Out For V.110 Modems

    This feature also supports the callback feature via V.110 for the MAX Link Client software product. For information about enabling dial-out that uses the MAX unit’s digital modems, see “Configuring dial-out options” on page 3-65. To enable PPP dial-out for V.110 modems: MAX 1800 Series Network Configuration Guide Preliminary November 3, 1998 3-21...

  • Page 104: Configuring Mp And Bacp Connections

    If BACP is enabled, MP connections use that protocol to manage dynamic bandwidth on demand. Both sides of the connection must support BACP. In addition to the PPP parameters, MP connections with BACP use the following parameters: Ethernet Answer Encaps... MP=Yes PPP=Yes 3-22 Preliminary November 3, 1998 MAX 1800 Series Network Configuration Guide...

  • Page 105: Understanding The Mp And Bacp Parameters

    Inc Ch Count and Dec Ch Count specify the number of channels the connection can add and subtract at one time, MAX 1800 Series Network Configuration Guide Preliminary November 3, 1998 3-23...

  • Page 106: Dynamic Algorithm For Calculating Bandwidth Requirements

    MAX adds the number of channels specified in the Inc Ch Count parameter. When subtracting bandwidth, it subtracts the number of channels specified in the Dec Ch Count parameter, dropping the newest channels first. 3-24 Preliminary November 3, 1998 MAX 1800 Series Network Configuration Guide...

  • Page 107: Guidelines For Configuring Bandwidth Criteria

    Open a Connection profile, specify the name of the remote device, and activate the profile. For example: Ethernet Connections Station=ted Active=Yes Select MP encapsulation, and open the Encaps Options subprofile. Configure PPP authentication. For example: Encaps=MP Encaps options... Send Auth=PAP Send PW=remotepw MAX 1800 Series Network Configuration Guide Preliminary November 3, 1998 3-25...

  • Page 108: Example Mp Connection With Bacp

    Ascend criteria for bandwidth management. For example: BACP=Yes Base Ch Count=1 Min Ch Count=1 Max Ch Count=2 Inc Ch Count=1 Dec Ch Count=1 Dyn Alg=Quadratic 3-26 Preliminary November 3, 1998 MAX 1800 Series Network Configuration Guide...

  • Page 109: Configuring Ascend Mp+ Connections

    DBA Monitor=Transmit Base Ch Count=1 Min Ch Count=1 Max Ch Count=2 Inc Ch Count=1 Dec Ch Count=1 Dyn Alg=Quadratic Sec History=15 Add Pers=5 Sub Pers=10 Target Util=70 Idle Pct=0 MAX 1800 Series Network Configuration Guide Preliminary November 3, 1998 3-27...

  • Page 110: Understanding The Mp+ Parameters

    To configure an MP+ connection with a remote Ascend unit: Open the Answer profile. Set PPP and MP+ encapsulation to Yes and specify the appropriate routing, bridging, and authentication values. For example: 3-28 Preliminary November 3, 1998 MAX 1800 Series Network Configuration Guide...

  • Page 111: Configuring A Nailed Mp+ Connection

    The MAX dials switched channels when it receives an outbound packet for the far end and cannot forward it across the nailed connection, either because those channels are down or because they are being fully utilized. MAX 1800 Series Network Configuration Guide Preliminary November 3, 1998 3-29...

  • Page 112: Configuring Multichannel Calls Across A Stack Of Units

    (MP) or MP+ call can to span (be distributed across) the units in the stack, as shown in “A MAX stack for spanning multilink PPP calls (MP) or MP+” on page 3-31. 3-30 Preliminary November 3, 1998 MAX 1800 Series Network Configuration Guide...

  • Page 113: How Mp/Mp+ Call Spanning Works

    Furthermore, the MAX that answered the call forwards all incoming data packets over the Ethernet to the bundle owner. MAX 1800 Series Network Configuration Guide Preliminary November 3, 1998 3-31...
  • Page 114 MAX #2, as shown in Figure 3-6. MAX #1 forwards some of the packets across the WAN through a real channel. MAX #2 sends the rest of them through a stacked channel. 3-32 Preliminary November 3, 1998 MAX 1800 Series Network Configuration Guide...

  • Page 115: Connection Profiles Within A Stack

    (2 x 64 = 128K). The actual payload data of the 6 channels with a 2:1 data compression is 6 x 2 x 64 = 768K. The overhead is 128 over 768, or 16%. In a two-channel MAX 1800 Series Network Configuration Guide Preliminary November 3, 1998...

  • Page 116: Suggested Lan Configurations

    For example, for MAX #1 in Figure 3-7, you would set the Ch N # parameters to 12 (the last two digits of the 555-1212 hunt group number). 3-34 Preliminary November 3, 1998 MAX 1800 Series Network Configuration Guide...
  • Page 117 MAX #1 Three T1 lines all in 555-1212 hunt group Three T1 lines all in 555-1212 hunt group MAX #2 MAX #3 Three T1 lines all in 555-1212 hunt group MAX 1800 Series Network Configuration Guide Preliminary November 3, 1998 3-35...

  • Page 118: Understanding The Stack Parameters

    MAX units, all members of a stack must reside on the same physical LAN. For detailed information about each parameter, see the MAX Reference Guide. 3-36 Preliminary November 3, 1998 MAX 1800 Series Network Configuration Guide...

  • Page 119: Configuring A Max Stack

    Disabling a MAX stack To disable a stack, specify Stacking Enabled=No for each of the MAX units in the stack. MAX 1800 Series Network Configuration Guide Preliminary November 3, 1998 3-37...

  • Page 120: Adding And Removing A Max

    Connection profile Station=000145CFCF01 Encaps=COMB Bridge=Yes Encaps options... Password Reqd=Yes Send PW=remotepw Recv PW=localpw Interval=10 Base Ch Count=2 Compression=Yes For detailed information about each parameter, see the MAX Reference Guide. 3-38 Preliminary November 3, 1998 MAX 1800 Series Network Configuration Guide...

  • Page 121: Understanding Combinet Bridging Parameters

    Both sides of the link must enable compression or it is not used. Example of Combinet configuration To configure a Combinet connection: Open a Connection profile. Specify the MAC address of the remote device and activate the profile. For example: MAX 1800 Series Network Configuration Guide Preliminary November 3, 1998 3-39...

  • Page 122: Configuring Eu Connections

    Answer Id Auth=Called Reqd Encaps... EU-UI=Yes EU-RAW=Yes Ethernet Connections any Connection profile Calling #=555-7878 Called #=555-1212 Encaps=EU-RAW Encaps options... MRU=1524 Ethernet Connections any Connection profile Calling #=555-7878 Called #=555-1212 3-40 Preliminary November 3, 1998 MAX 1800 Series Network Configuration Guide...

  • Page 123: Understanding The Eu Parameters

    The DTE Addr parameter specifies a value for the called unit in the EU-UI header. The caller must use the same value for the called unit. Example of an EU configuration Figure 3-10 shows three connections that use EU encapsulation with ID authentication. MAX 1800 Series Network Configuration Guide Preliminary November 3, 1998 3-41...

  • Page 124: Example Of A Eu-Ui Connection

    To configure a connection using EU-UI framing: Open the Answer profile and make sure that EU-UI encapsulation is enabled. Set Id Auth to Calling Reqd (CLID authentication): Ethernet Answer Id Auth=Calling Reqd 3-42 Preliminary November 3, 1998 MAX 1800 Series Network Configuration Guide...

  • Page 125: Configuring An Ara Connection

    AppleTalk... Zone Name=* Ethernet Answer Profile Reqd=Yes Encaps... ARA=Yes Ethernet Connections Encaps=ARA Encaps options... Password=*SECURE* Max. Time (min)=0 AppleTalk Options… Peer=Dialin Zone Name= AppleTalk Router=Seed Net Start=300 Net End=309 MAX 1800 Series Network Configuration Guide Preliminary November 3, 1998 3-43...

  • Page 126: Understanding The Ara Parameters

    MAX by using the ARA Client software to communicate with an IP host on the Ethernet. A connection that does not require IP access would be a subset of this example. Figure 3-11 shows the sample network. 3-44 Preliminary November 3, 1998 MAX 1800 Series Network Configuration Guide...
  • Page 127 Open the Ethernet profile and set AppleTalk to Yes. If applicable, specify the AppleTalk zone in which the MAX resides. For example: Ethernet Mod Config Appletalk=Yes AppleTalk... Zone Name=Engineering Close the Ethernet profile. MAX 1800 Series Network Configuration Guide Preliminary November 3, 1998 3-45...

  • Page 128: Configuring Dial-In Ppp For Appletalk

    Open the Ethernet > Mod Config menu. Set Appletalk=Yes. Open the appropriate Connection profile. Set Route Appletalk=Yes. Open the AppleTalk Options menu. 90-103 apple AppleTalk options... Peer=Dialin Zone Name=N/A 3-46 Preliminary November 3, 1998 MAX 1800 Series Network Configuration Guide...
  • Page 129 Specify the zone names that the platform can seed. The MAX can seed up to 32 zones, the Pipeline can seed up to 5. Enter up to 33 alphanumeric characters in each Zone Name #n field. MAX 1800 Series Network Configuration Guide Preliminary November 3, 1998 3-47...

  • Page 130: Configuring An Appletalk Ppp Connection With A Names/Passwords Profile

    Net Start and Net End define the network range for nodes attached to this network. Valid entries for these fields are in the range from 1 to 65199. If there are other AppleTalk 3-48 Preliminary November 3, 1998 MAX 1800 Series Network Configuration Guide...

  • Page 131: Configuring Appletalk Connections From Radius

    For information about the telco options in a Connection profile, see “Introduction to WAN links” on page 3-1. These telco options apply equally to PPP or terminal-server calls. MAX 1800 Series Network Configuration Guide Preliminary November 3, 1998 3-49...

  • Page 132: Connection Authentication Issues

    This section shows sample Connection profiles for a terminal server connection established via analog modem. For example, the following profile uses only the required parameters for authenticating a terminal server modem connection: Ethernet Connections Station=uttam Active=Yes Encaps=PPP 3-50 Preliminary November 3, 1998 MAX 1800 Series Network Configuration Guide...

  • Page 133: V.120 Terminal Adapter Connections

    V.120 manual. • V.120 maximum transmit frame size = 260 bytes • V.120 maximum receive frame size = 260 bytes • Logical link ID = 256 • Modulo = 128 MAX 1800 Series Network Configuration Guide Preliminary November 3, 1998 3-51...

  • Page 134: Tcp-Clear Connections

    Note: A TCP-clear connection is host-to-host. As soon as the MAX authenticates the connection, the host establishes a TCP connection as specified in the Connection profile. First, make sure you enable TCP-clear calls in the Answer profile: 3-52 Preliminary November 3, 1998 MAX 1800 Series Network Configuration Guide...

  • Page 135: Tcp-Modem Connections (Dnis Login)

    Frame Relay. The remote user appears to be directly connected to the ISP MAX. MAX 1 merely passes the data through. The ISP MAX typically authenticates remote users. MAX 1800 Series Network Configuration Guide Preliminary November 3, 1998...

  • Page 136: The Terminal-Server Interface

    Up to 16 lines of up to 80 characters each will be accepted. Long lines will be truncated. Additional lines will be ignored 1. host1.abc.com 2. host2.abc.com 3. host3.abc.com 4. host4.abc.com Enter Selection (1-4, q) 3-54 Preliminary November 3, 1998 MAX 1800 Series Network Configuration Guide...

  • Page 137: Immediate Mode

    LAPM/MNP and accept the call anyway if it is not provided, request it and drop the call if it is not provided, or not use LAPM/MNP error control at all. MAX 1800 Series Network Configuration Guide Preliminary November 3, 1998...

  • Page 138: Max Baud

    Packet Characters specifies the minimum number of bytes of received data that should accumulate before the data is passed up the protocol stack for encapsulation. Note: Be sure to take into account modem speeds when calculating these values. 3-56 Preliminary November 3, 1998 MAX 1800 Series Network Configuration Guide...

  • Page 139: Example Of Modem Configuration

    Silent and Clr Scn The Silent and Clr Scn parameters specify the appearance of the user’s screen during establishment of the connection. Silent determines whether status messages appear while the MAX 1800 Series Network Configuration Guide Preliminary November 3, 1998 3-57...
  • Page 140 Term Type specifies a default terminal type, such as the VT100. Def Telnet instructs the terminal server to interpret unknown command strings as the name of a host for a Telnet session. 3-58 Preliminary November 3, 1998 MAX 1800 Series Network Configuration Guide...

  • Page 141: Example Of Terminal-Mode Configuration

    Mod Config TServ options... Login Prompt=Welcome to Ascend Remote Server\Enter your name: Prompt Format=Yes Enable the use of the Rlogin command in terminal mode: Passwd=tspasswd Rlogin=Yes Close the Ethernet profile. MAX 1800 Series Network Configuration Guide Preliminary November 3, 1998 3-59...

  • Page 142: Configuring Immediate Mode

    Set the Telnet Host Auth parameter to Yes. Close the Ethernet profile. Following is an example of this configuration: Ethernet Mod Config TServ options... Immed Service=Telnet Immed Host=host1.abc.com Immed Port=23 Telnet Host Auth=Yes 3-60 Preliminary November 3, 1998 MAX 1800 Series Network Configuration Guide...

  • Page 143: Configuring Menu Mode

    The user does not have access to the command line. To implement the configuration: Open Ethernet > Mod Config > TServ Options. Specify that the dial-in users are in menu mode initially: MAX 1800 Series Network Configuration Guide Preliminary November 3, 1998 3-61...

  • Page 144: Configuring Ppp Mode

    This section provides some background information about the PPP mode configuration parameters. For complete information, see the MAX Configuration Guide. Users cannot initiate PPP sessions unless you enable PPP mode by setting PPP to No. 3-62 Preliminary November 3, 1998 MAX 1800 Series Network Configuration Guide...

  • Page 145: Example Of Ppp Configuration

    IP Gateway Adrs Msg Slip Info Understanding the SLIP mode parameters This section provides some background information about the SLIP mode configuration parameters. For complete information, see the MAX Configuration Guide. MAX 1800 Series Network Configuration Guide Preliminary November 3, 1998 3-63...

  • Page 146: Example Of Slip Configuration

    BOOTP in SLIP sessions. To implement the configuration: Open Ethernet > Mod Config > TServ Options. Enable the use of the SLIP command: SLIP=Yes Enable the use of BOOTP in SLIP sessions: Close the Ethernet profile. 3-64 Preliminary November 3, 1998 MAX 1800 Series Network Configuration Guide...

  • Page 147: Configuring Dial-Out Options

    Without an argument, the Open command sets up a virtual connection to the first available digital modem. Alternatively, the user can specify a particular modem by including its slot and item number as an argument to the command. For example: ascend% open 7:1 MAX 1800 Series Network Configuration Guide Preliminary November 3, 1998 3-65...

  • Page 148: Example Of Dial-Out Configuration

    Specify the port on which port the immediate-modem feature functions and specify a password for modem access: Ethernet Mod Config TServ options... Imm. Modem port=5000 Imm. Modem Pwd=dialoutpwd Close the Ethernet profile. 3-66 Preliminary November 3, 1998 MAX 1800 Series Network Configuration Guide...

  • Page 149: Chapter 4 Configuring Frame Relay

    Frame Relay switch. When it is configured with a UNI-DCE interface to Frame Relay, the MAX acts as the network side (UNI-DCE) communicating with the user side (UNI-DTE) of a Frame Relay device. MAX 1800 Series Network Configuration Guide...

  • Page 150: Frame Relay Link Management

    As a Frame Relay concentrator, the MAX forwards many lower-speed PPP connections onto one or more high-speed Frame Relay interfaces, as shown in Figure 4-2: Figure 4-2. Frame Relay concentrator Frame Relay DLCI 50 Preliminary November 3, 1998 MAX 1800 Series Network Configuration Guide...

  • Page 151: Using The Max As A Frame Relay Switch

    The logical interface is a PVC endpoint, which requires a DLCI. DLCIs uniquely identify the logical endpoints of a virtual circuit (a specific end device). Administrators obtain DLCIs from Frame Relay providers and assign them in Connection profiles or RADIUS user profiles. MAX 1800 Series Network Configuration Guide Preliminary November 3, 1998...

  • Page 152: Configuring Nailed Bandwidth For Frame Relay

    Settings in a Frame-Relay profile Following are the Frame-Relay profile parameters, shown with sample settings: Ethernet Frame Relay Name*="" Active=Yes Call Type=Nailed FR Type=NNI Nailed Grp=1 Data Svc=56KR PRI # Type=N/A Preliminary November 3, 1998 MAX 1800 Series Network Configuration Guide...

  • Page 153: Understanding The Frame Relay Parameters

    Nailed is the default call type for Frame Relay connections. When you set Call Type to Nailed, dial numbers and other telco options are N/A. You can specify Switched if the Frame Relay MAX 1800 Series Network Configuration Guide Preliminary November 3, 1998...

  • Page 154: Link Management Protocol

    N. If there is a gap in the sequence of numbers, the MAX stops retrieving the profiles when it encounters the gap in sequence. Preliminary November 3, 1998 MAX 1800 Series Network Configuration Guide...
  • Page 155 1 to 10). The default value is 3. Does not apply when Ascend-FR-Type is Ascend-FR-DCE. Ascend-FR-DTE-N393 DTE monitored event count (from 1 to 10). The default is 4. Does (165) not apply when Ascend-FR-Type is Ascend-FR-DCE. MAX 1800 Series Network Configuration Guide Preliminary November 3, 1998...

  • Page 156: Examples Of A Uni-Dte Link Interface

    Relay profile to define the timing of its Status Enquiries to the DCE and its link integrity parameters. (These correspond to the Ascend-FR-N391, Ascend-FR-DTE-N392, Ascend-FR- DTE-N393, and Ascend-FR-T391 attributes in a RADIUS profile.) Preliminary November 3, 1998 MAX 1800 Series Network Configuration Guide...

  • Page 157: Examples Of A Uni-Dce Link Interface

    The UNI-DCE uses the values of the T392, DCE N392, and DCE N393 parameters in the Frame Relay profile to define the parameters of the Status Enquiries expected from the DTE. (These correspond to the Ascend-FR-T392, Ascend-FR-DCE-N392, and Ascend-FR-DCE- N393 attributes in a RADIUS profile.) MAX 1800 Series Network Configuration Guide Preliminary November 3, 1998...
  • Page 158 Following is a comparable RADIUS profile: frdlink-max-2 Password = "ascend", User-Service = Dialout-Framed-User Ascend-FR-Profile-Name = "fr-dce", Ascend-Call-Type = Nailed, Ascend-FR-Type = Ascend-FR-DCE, Ascend-FR-Nailed-Grp = 36, Ascend-FR-Link-Mgt = Ascend-FR-Q-933A, Ascend-Data-Svc = Nailed-64K, Ascend-FR-T392 = 15 4-10 Preliminary November 3, 1998 MAX 1800 Series Network Configuration Guide...

  • Page 159: Examples Of An Nni Link Interface

    Verification to Switch-3 every 10 seconds, and requests a Full status report every sixth enquiry (every 60 seconds). It also sends a Full Status report in response to requests from the other MAX 1800 Series Network Configuration Guide Preliminary November 3, 1998...

  • Page 160: Configuring A Dlci Logical Interface

    Frame Relay link use the following sets of parameters (shown with sample settings): Ethernet Answer Encaps... PPP=Yes FR=Yes PPP Options... Route IP=Yes For gateway connections: Ethernet Connections any Connection profile Encaps=FR 4-12 Preliminary November 3, 1998 MAX 1800 Series Network Configuration Guide...

  • Page 161: Understanding The Frame Relay Connection Parameters

    A circuit is a PVC segment configured in two Connection profiles. Data coming in on the DLCI configured in one Connection profile is switched to the DLCI configured in the other. MAX 1800 Series Network Configuration Guide Preliminary November 3, 1998...

  • Page 162: Settings In A Radius Profile

    Frame-Relay profiles. Name of a backup Connection profile to the next hop (optional). Ascend-Backup (176) See “Examples of backup interfaces for nailed Frame Relay links” on page 4-15. 4-14 Preliminary November 3, 1998 MAX 1800 Series Network Configuration Guide...

  • Page 163: Examples Of A Dlci Interface Configuration

    PVC segments on the interface. If a DLCI becomes inactive, and the profile configuring its nailed interface specifies a backup connection, the MAX uses the backup connection to provide an alternate route to the other end. MAX 1800 Series Network Configuration Guide Preliminary November 3, 1998 4-15...
  • Page 164 Password = "ascend", User-Service = Dialout-Framed- User User-Name = "fp7", Framed-Protocol = FR, Framed-Address = 10.168.7.9, Framed-Netmask = 255.255.255.0, Ascend-Route-IP = Route-IP-Yes, Ascend-Backup = "pvc", Ascend-Metric = 7, Ascend-FR-DLCI = 18, Ascend-FR-Profile-Name = "radius-frt2-7", 4-16 Preliminary November 3, 1998 MAX 1800 Series Network Configuration Guide...
  • Page 165 When the primary PVC comes up again, the data flow is directed to that interface again. At that point, the Ifmgr command output again shows both interfaces as up. MAX 1800 Series Network Configuration Guide Preliminary November 3, 1998 4-17...

  • Page 166: Concentrating Incoming Calls Onto Frame Relay

    Frame Relay gateway. LAN Adrs Destination IP address, which lies at the end of a PVC whose first hop is known by the specified DLCI. 4-18 Preliminary November 3, 1998 MAX 1800 Series Network Configuration Guide...

  • Page 167: Routing Parameters In Radius

    Encaps options Recv PW=clientpw IP options LAN Adrs=10.1.2.3/29 Following is a comparable RADIUS profile: mpp-client Password = "clientpw", User-Service = Dialout-Framed-User Framed-Protocol = MPP, Framed-Address = 10.10.1.3, Framed-Netmask = 255.255.255.248 MAX 1800 Series Network Configuration Guide Preliminary November 3, 1998 4-19...

  • Page 168: Configuring Frame Relay Direct

    Settings in a Connection profile Following are the relevant FR-Direct parameters, shown with sample settings: Ethernet Connections any Connection profile Active=Yes Encaps=PPP Route IP=Yes Encaps options Recv PW=clientpw IP options 4-20 Preliminary November 3, 1998 MAX 1800 Series Network Configuration Guide...

  • Page 169: Settings In A Radius Profile

    Enables/disables IP routing for this connection. (IP is enabled by default. If this attribute is present, it must be set to Route-IP-Yes to enable the MAX to send data back to the appropriate PPP caller. MAX 1800 Series Network Configuration Guide Preliminary November 3, 1998 4-21...

  • Page 170: Examples Of Fr-Direct Connections

    Following is a comparable RADIUS profile: permconn-max-3 Password = "ascend", User-Service = Dialout-Framed-User User-Name = "frswitch-1", Framed-Protocol = FR, Framed-Address = 10.10.10.10, Framed-Netmask = 255.255.255.0, Ascend-Route-IP = Route-IP-Yes, Ascend-FR-DLCI = 72, Ascend-FR-Profile-Name = "fr-dte" 4-22 Preliminary November 3, 1998 MAX 1800 Series Network Configuration Guide...
  • Page 171 Ascend-FR-Direct-Profile = "fr-dte", Ascend-FR-Direct-DLCI = 72 caller-2 Password = "caller2!!8", User-Service = Framed-User Framed-Protocol = PPP, Framed-Address = 10.7.8.9, Framed-Netmask = 255.255.255.255 Ascend-FR-Direct = FR-Direct-Yes, Ascend-FR-Direct-Profile = "fr-dte", Ascend-FR-Direct-DLCI = 72 MAX 1800 Series Network Configuration Guide Preliminary November 3, 1998 4-23...

  • Page 172: Configuring The Max As A Frame Relay Switch

    A DLCI for this PVC endpoint.The DLCI must be obtained from a Frame Relay provider. The MAX does not allow you to enter duplicate DLCIs, except when they are carried by separate physical links specified in different Frame-Relay profiles. 4-24 Preliminary November 3, 1998 MAX 1800 Series Network Configuration Guide...

  • Page 173: Settings In A Radius Profile

    DLCI 200 Using local profiles The following parameters on the MAX define the datalinks to the MAX and to the Pipeline 130 (P130-East): Ethernet Frame Relay Name=max Active=Yes FR Type=DCE MAX 1800 Series Network Configuration Guide Preliminary November 3, 1998 4-25...

  • Page 174: Using Radius Profiles

    Ascend-FR-Profile-Name = "max", Ascend-Call-Type = Nailed, Ascend-FR-Type = Ascend-FR-DCE, Ascend-FR-Nailed-Grp = 111 frdlink-max-22 Password = "ascend", User-Service = Dialout-Framed-User Ascend-FR-Profile-Name = "p130east", Ascend-Call-Type = Nailed, Ascend-FR-Type = Ascend-FR-DCE, Ascend-FR-Nailed-Grp = 222 4-26 Preliminary November 3, 1998 MAX 1800 Series Network Configuration Guide...

  • Page 175: Examples Of A Circuit Between Nni Interfaces

    The following parameters on the MAX define the datalinks to the two switches labeled FR- Asnd-A and FR-Asnd-B: Ethernet Frame Relay fr-asnd-a Name=fr-asnd-a Active=Yes FR Type=NNI Nailed Grp=333 Ethernet Frame Relay fr-asnd-b Name=fr-asnd-b Active=Yes FR Type=NNI Nailed Grp=444 MAX 1800 Series Network Configuration Guide Preliminary November 3, 1998 4-27...

  • Page 176: Using Radius Profiles

    The next set of profiles specifies the circuit between the two Frame Relay interfaces: permconn-max-12 Password = "ascend", User-Service = Dialout-Framed- User User-Name = "asnd-a", Framed-Protocol = FR-CIR, Ascend-Route-IP = Route-IP-No, Ascend-FR-DLCI = 100, Ascend-FR-Profile-Name = "fr-asnd-a", Ascend-FR-Circuit-Name = "pvc-pipe" 4-28 Preliminary November 3, 1998 MAX 1800 Series Network Configuration Guide...

  • Page 177: Examples Of Circuits That Use Uni And Nni Interfaces

    Frame Relay nni-39 Name=nni-39 Active=Yes FR Type=NNI Nailed Grp=999 The next set of parameters on MAX-42 specifies the circuit between its two Frame Relay interfaces: Ethernet Connections Name=max Active=Yes Encaps=FR-Cir MAX 1800 Series Network Configuration Guide Preliminary November 3, 1998 4-29...
  • Page 178 The next set of parameters on MAX-39 specifies the circuit between its two Frame Relay interfaces: Ethernet Connections max42 Name=max42 Active=Yes Encaps=FR-Cir Route IP=No Encaps options FR Prof=nni-42 DLCI=200 4-30 Preliminary November 3, 1998 MAX 1800 Series Network Configuration Guide...

  • Page 179: Using Radius Profiles

    Ascend-FR-Profile-Name = "nni-39", Ascend-FR-Circuit-Name = "cir-42" The following profiles define the datalinks from MAX-39 to MAX-42 and the Pipeline 130: frdlink-max-27 Password = "ascend", User-Service = Dialout-Framed-User Ascend-FR-Profile-Name = "nni-42", MAX 1800 Series Network Configuration Guide Preliminary November 3, 1998 4-31...

  • Page 180: Configuring Switched Frame Relay Connections

    Keep the following information in mind: • Your Frame Relay service provider must allow switched Frame Relay connections. • A switched Frame Relay connection is a point-to-point connection and supports only one DLCI. 4-32 Preliminary November 3, 1998 MAX 1800 Series Network Configuration Guide...

  • Page 181: Configuring A Switched Frame Relay Connection

    Exit and save the Frame Relay profile. Configuring a Connection profile Next, to configure a Connection profile for a Frame Relay switched connection, proceed as in the following example: MAX 1800 Series Network Configuration Guide Preliminary November 3, 1998 4-33...

  • Page 182: Configuring The Answer Profile

    To bring up the Frame Relay manually, open the Connection profile and press Ctrl-D, then select 1=Dial. If you configure an Answer profile, an incoming call with the correct CLID or DNIS brings up the session. 4-34 Preliminary November 3, 1998 MAX 1800 Series Network Configuration Guide...

  • Page 183: Chapter 5 Appletalk Routing

    LAN or WAN. When you set up a router for the first time, you identify the cable range (network-number range) for the subnetwork segment and one or more zones. MAX 1800 Series Network Configuration Guide Preliminary November 3, 1998...

  • Page 184: Providing Dynamic Startup Information To Local Devices

    AppleTalk subnetworks are either nonextended or extended. Nonextended networks theoretically allow up to 254 nodes. A nonextended network has one network number (not a range) and one zone. Examples of nonextended networks are LocalTalk and ARA dial-up networks. Preliminary November 3, 1998 MAX 1800 Series Network Configuration Guide...
  • Page 185 310 is available to a new network segment Zones can be shared among network segments. In Figure 5-1, network 100-109 supports zone SALES. So does network 300-309. MAX 1800 Series Network Configuration Guide Preliminary November 3, 1998...

  • Page 186: Understanding How Appletalk Works

    The user sends the print job to the printer. When the print job is complete and no data packets are passing through the connection, the MAX units continue to pass routing information. Preliminary November 3, 1998 MAX 1800 Series Network Configuration Guide...

  • Page 187: Configuring Appletalk Routing

    Note: You should configure the MAX as a nonseed router provided there is at least one seed router on the local network. Having only one seed router on a local network MAX 1800 Series Network Configuration Guide Preliminary November 3, 1998...

  • Page 188: Answer Profile Parameter

    You cannot set the Route AppleTalk parameter unless you set Ethernet > Mod Config > AppleTalk Options > AppleTalk to No or Ethernet > Answer profile > Route AppleTalk to No in the Answer profile. Preliminary November 3, 1998 MAX 1800 Series Network Configuration Guide...

  • Page 189: Configuring An Appletalk Connection With Radius

    Chappell, Laura A., and Roger L. Spicer. Novell’s Guide to Multiprotocol Internetworking. Sidhu, Andrews, and Alan B. Oppenheimer. Inside AppleTalk, Second Edition. Cougias, Dell, and Heiberger. Designing AppleTalk Network Architectures. MAX 1800 Series Network Configuration Guide Preliminary November 3, 1998...

  • Page 191: Chapter 6 Configuring X.25

    Dial-in connections (defined in Connection profiles) may use X.25. The application layer of an X.25 connection can be a TCP/IP network connection or terminal emulation using X.25 Packet Assembler/Disassembler (PAD). MAX 1800 Series Network Configuration Guide Preliminary November 3, 1998...

  • Page 192: Configuring The Logical Link To An X.25 Network

    X.25 highest SVC=8 X.25 Clear/Diag=Yes X.25 Reset/Diag=Yes X.25 Restart/Diag=Yes X.25 options=NPWS X.25 Rev Charge Accept=No X.25 Network Type=CCITT X.25 T20=18 X.25 R20=1 X.25 T21=20 X.25 T22=18 X.25 T22=1 X.25 R23=18 Preliminary November 3, 1998 MAX 1800 Series Network Configuration Guide...

  • Page 193: Understanding The X.25 Parameters

    X.25 Link Setup Mode specifies whether the X.25 link comes up in active- or passive- disconnect mode. In active-disconnect mode (the default), the link layer sends a DISC, and the packet layer sends a Restart-Request packet, upon initialization. In MAX 1800 Series Network Configuration Guide Preliminary November 3, 1998...

  • Page 194: X.25 Pvc And Svc Numbers

    The X.25 T20 parameter sets the duration of the Restart timer (the number of ten-second ticks the MAX waits before retransmitting a Restart-Request packet). The corresponding X.25 R20 parameter specifies the number of Restart-Request retransmits the MAX sends before waiting indefinitely for a response. Preliminary November 3, 1998 MAX 1800 Series Network Configuration Guide...

  • Page 195: Timer For Call-Requests

    “Configuring the MAX for WAN Access.” You must obtain a copy of the telco’s subscription form containing the values provisioned in the switch and then configure the MAX X.25 profile to comply with those values. MAX 1800 Series Network Configuration Guide Preliminary November 3, 1998...
  • Page 196 Name=ATT Active=Yes Set Call Type to Nailed and specify the nailed group number: Call Type=Nailed Nailed Grp=7 Set the LAPB parameters to comply with the settings in the subscription form: Preliminary November 3, 1998 MAX 1800 Series Network Configuration Guide...

  • Page 197: Configuring X.25 Ip Connections

    Encaps=X25/IP Encaps options... X.25 Prof=ATT LCN=0 Encaps Type=RFC877 Reverse Charge=No RPOA=1234 CUG Index= NUI= Max Unsucc. calls=0 Inactivity Timer=0 MRU=1500 Call Mode=Both Answer X.121 Addr= Remote X.121 addr= Route IP=Yes MAX 1800 Series Network Configuration Guide Preliminary November 3, 1998...

  • Page 198: Understanding The X.25 Ip Connection Parameters

    The CUG index facility specifies for the called switch, the closed user group selected for a virtual call. You can specify up to two digits. The default is null. Preliminary November 3, 1998 MAX 1800 Series Network Configuration Guide...

  • Page 199: Max Unsucc. Calls

    Remote X.121 address The Remote X.121 Addr parameter specifies the X.121 address of the remote X.25 host to which the profile defines a connection. The remote host must also support RFC1356 MAX 1800 Series Network Configuration Guide Preliminary November 3, 1998...

  • Page 200: Ip Configuration Parameters

    Specify the name of the X.25 profile that carries this connection: Encaps=X25/IP Encaps options... X.25 Prof=ATT Set the inactivity timer. (to 30 seconds, for example): Inactivity Timer=30 Set the call mode and the local and remote X.121 addresses: 6-10 Preliminary November 3, 1998 MAX 1800 Series Network Configuration Guide...

  • Page 201: Configuring X.25 Pad Connections

    X.25 PAD connections. Following are the related parameters (shown with sample settings): Ethernet Answer PAD options... X25 Prof= X.3 Param Prof=CRT VC Timer enable=DISABLE Auto-Call X.121 addr= Reverse Charge=No RPOA= CUG Index= NUI= MAX 1800 Series Network Configuration Guide Preliminary November 3, 1998 6-11...

  • Page 202: Understanding The X.25 Pad Connection Parameters

    You can specify the NUI, consisting of up to six digits, to use in the next call request. The default is null. 6-12 Preliminary November 3, 1998 MAX 1800 Series Network Configuration Guide...

  • Page 203: Nui Prompt

    The RPOA facilities provide the data network identification code for the requested initial RPOA transit network. You can specify up to 4 digits. The default is null. MAX 1800 Series Network Configuration Guide Preliminary November 3, 1998 6-13...

  • Page 204: Vc Timer Enable

    Open the Answer profile and enable X.25/PAD encapsulation: Ethernet Answer Encaps... X25/PAD=Yes Open a Connection profile, name it, and activate the profile: Ethernet Connections any Connection profile Name=rchan Active=Yes Enable X.25/PAD encapsulation: Encaps=X25/PAD 6-14 Preliminary November 3, 1998 MAX 1800 Series Network Configuration Guide...

  • Page 205: Setting Up X.25 Pad Sessions

    16—ETX, EOT 32—HT, LT, VT, FF 64—All other characters in columns 0 and 1 of International Alphabet #5 Idle timer delay 0—No timer 1–255—Delay value in twentieths of a second MAX 1800 Series Network Configuration Guide Preliminary November 3, 1998 6-15...
  • Page 206 0—No line folding (the default) 1–255—Number of characters per line Terminal-server- 10—50 bps access speed 5—75 bps 9—100 bps 0—110 bps 1—134.5 bps 6—150 bps 8—200 bps 2—300 bps 6-16 Preliminary November 3, 1998 MAX 1800 Series Network Configuration Guide...
  • Page 207 0–127 (a character from International Alphabet #5) Line display 0–127 (a character from International Alphabet #5) Editing PAD 0—No editing PAD service signals service signals 1—Editing PAD service signals MAX 1800 Series Network Configuration Guide Preliminary November 3, 1998 6-17...
  • Page 208 16:8, 17:24, 18:18, 19:2, 20:0, 21:3, 22:0 SHARK 1:0, 2:0, 3:2, 4:0, 5:0, 6:0, 7:2, 8:0, 9:0, 10:0, 12:0, 13:0, 14:0, 15:0, 16:0, 17:0, 18:0, 19:0, 20:0, 21:0, 22:0 6-18 Preliminary November 3, 1998 MAX 1800 Series Network Configuration Guide...

  • Page 209: X.25 Pad Commands

    EXP to 0 and LCL to the number of columns to which your terminal expands tabs. The settings enable the PAD to perform correct line folding, line deletion, and character deletion. The keywords function as follows: MAX 1800 Series Network Configuration Guide Preliminary November 3, 1998 6-19...

  • Page 210: X.25 Pad Commands For Managing Calls

    If you specify *P, the screen does not echo the data as you enter it, even if you set X.3 parameter number 2 to Echo. This specification is useful for entering passwords. If you specify *D, the screen echoes the data as you enter it. 6-20 Preliminary November 3, 1998 MAX 1800 Series Network Configuration Guide...
  • Page 211 The Interrupt command generates an Interrupt packet. An Interrupt packet can transmit from 1 to 32 bytes of data to the remote DTE without being subject to flow control. The MAX 1800 Series Network Configuration Guide Preliminary November 3, 1998...

  • Page 212: Pad Service Signals

    In response to the Status command, this signal indicates that a virtual call is up. FREE In response to the Status command, this signal indicates that a virtual call has been cleared. 6-22 Preliminary November 3, 1998 MAX 1800 Series Network Configuration Guide...
  • Page 213 Setting up X.25 PAD sessions Table 6-4. PAD service signals (continued) Service signal Description PAR with X.3 This string is a response to the Set? command. parameter reference numbers and their current values MAX 1800 Series Network Configuration Guide Preliminary November 3, 1998 6-23...

  • Page 214: X.25 Clear Cause Codes

    Remote procedure error Local procedure error RPOA out of order Reverse charging acceptance not subscribed Incompatible destination Fast select acceptance not subscribed Ship absent Gateway-detected procedure error Gateway congestion 6-24 Preliminary November 3, 1998 MAX 1800 Series Network Configuration Guide...

  • Page 215: X.25 Diagnostic Field Values

    For state d2 For state d3 Packet not allowed Unidentifiable packet Call on one-way LC Invalid packet type on a PVC Reject not subscribed to Packet too short Packet too long MAX 1800 Series Network Configuration Guide Preliminary November 3, 1998 6-25...
  • Page 216 Invalid calling address Invalid facility/registration length Incoming call barred No logical channel available Call collision Duplicate facility requested Nonzero address length Nonzero facility length Facility not provided when expected 6-26 Preliminary November 3, 1998 MAX 1800 Series Network Configuration Guide...

  • Page 217: Customizing Script Support For X.25 Pad

    The NUI PW prompt specifies the message that prompts the user or the calling device to enter his/its NUI password when starting an X.25 PAD (Triple-X) session on the MAX. The PAD MAX 1800 Series Network Configuration Guide Preliminary November 3, 1998...

  • Page 218: Pad Alias #N (N=1-3)

    The table listing the 10 named X.3 profile should include the X.3 profile named custom noting that the settings of the X.3 parameters is not preset, but accomplished through X.25 commands. 6-28 Preliminary November 3, 1998 MAX 1800 Series Network Configuration Guide...

  • Page 219: Accessing The Pad Using The Pad Script Support Feature

    PROMPT> n 031454159782738 /* User places X.25 call. */ PROMPT> COM /* X.25 call connected. */ PROMPT> <ctrl-P> /* After exchanging some data with the called host, the user escapes to command mode. */ PROMPT> MAX 1800 Series Network Configuration Guide Preliminary November 3, 1998 6-29...

  • Page 220: Setting Up Isdn D-Channel X.25 Support

    T3POS DTE (DTE), the T3POS PAD (PAD) and the T3POS Host (host), as shown in Figure 6-3. Figure 6-3. T3POS set up Asynchronous X.25 connection connection PSDN T3POS PAD T3POS DTE T3POS Host 6-30 Preliminary November 3, 1998 MAX 1800 Series Network Configuration Guide...

  • Page 221: Protocol Summary

    MAX) converts data arriving from a T3POS DTE to a format that can be transmitted over a packet network. It also ensures reliability and efficiency as described in the protocol specifications. MAX 1800 Series Network Configuration Guide Preliminary November 3, 1998 6-31...
  • Page 222 XRC is the checksum. For all modes except Binary-Local the checksum is a one character Longitudinal Redundancy Check (LRC) checksum. For Binary-Local mode, the checksum is a two character Cyclic Redundancy Check (CRC) checksum. 6-32 Preliminary November 3, 1998 MAX 1800 Series Network Configuration Guide...

  • Page 223: Flow Control

    T3POS,” Applied Digital Design, version 2.1, March 1994. Specifies error recovery mechanisms between a T3POS DTE and a T3POS PAD on one side and a T3POS PAD and the T3POS host in the other side. MAX 1800 Series Network Configuration Guide Preliminary November 3, 1998 6-33...

  • Page 224: Configuring A T3Pos Connection

    Via a TCP/IP client to the default TCP modem port 6150 (or to the TCP modem port configured on the Ascend unit). • Via a TCP/IP client to port 23 (for Telnet access) or to 513 (for Rlogin access). 6-34 Preliminary November 3, 1998 MAX 1800 Series Network Configuration Guide...
  • Page 225 Ascend recommends that, when using immediate service, you set the Banner parameter to suppress the terminal-server banner, and reduce the PPP Delay parameter to its minimum value. Both parameters are in the Ethernet > Mod Config > TServ Options submenu. MAX 1800 Series Network Configuration Guide Preliminary November 3, 1998 6-35...

  • Page 226: Always On/Dynamic Isdn (Ao/Di)

    X.25 connection is so small when compared to that available through the B-channel, it is not efficient to continue to transfer data over the X.25 connection simultaneously. 6-36 Preliminary November 3, 1998 MAX 1800 Series Network Configuration Guide...

  • Page 227: Configuring An Ao/Di Connection

    10 Set any remaining X.25 parameters as your carrier specifies. 11 Exit and save the settings. Configuring the Answer profile To configure the Answer profile to allow support of AO/DI: MAX 1800 Series Network Configuration Guide Preliminary November 3, 1998 6-37...

  • Page 228: Configuring A Connection Profile To Support Ao/Di

    You can specify the NUI to use in the next call request. You can specify up to six digits. The default is null. 6-38 Preliminary November 3, 1998 MAX 1800 Series Network Configuration Guide...
  • Page 229 For outgoing calls, the MAX dials only the trailing digits specified, ignoring the beginning wildcard character. Configuring a Connection profile To configure a Connection profile to support AO/DI: MAX 1800 Series Network Configuration Guide Preliminary November 3, 1998 6-39...
  • Page 230 Remote X.121 addr parameter when you enable the Connection profile. If you set Call Mode to either Both, the X.25 connection stays idle until the MAX receives a packet to be forwarded across the X.25 link. 6-40 Preliminary November 3, 1998 MAX 1800 Series Network Configuration Guide...

  • Page 231: Displaying Ao/Di Operation

    30% | |-------------------| When the MAX adds a B-channel on the basis of bandwidth utilization, the following window appears: |-------------------| |DMILLER |Qual Good 05:07:00 | |56k 2 channels | MAX 1800 Series Network Configuration Guide Preliminary November 3, 1998 6-41...

  • Page 232: Displaying Packet Processing For A Specific Session

    CRC errors of each online connection. For example, when the MAX establishes an AO/DI connection for DMILLER, the following window appears: |-------------------| |DMILLER |Rx Pkt: 7085 | |Tx Pkt: 603 | CRC: |-------------------| 6-42 Preliminary November 3, 1998 MAX 1800 Series Network Configuration Guide...

  • Page 233: Chapter 7 Defining Static Filters

    To use generic filters effectively, you need to know the contents of certain bytes in the packets you wish to filter. Protocol specifications are usually the best source of such information. MAX 1800 Series Network Configuration Guide Preliminary November 3, 1998...

  • Page 234: Ip Filters

    Data filters do not affect the idle timer, and a data filter applied to a Connection profile does not affect the answering process. In Figure 7-1, the vertical bar represents a barrier blocking specified packets. Preliminary November 3, 1998 MAX 1800 Series Network Configuration Guide...

  • Page 235: Call Filters For Managing Connections

    MAX forwards the packet. When no filter is in use, the MAX forwards all packets, but applying a filter to an interface reverses this default. For security purposes, the MAX does not automatically forward nonmatching packets. It requires a rule that explicitly allows such MAX 1800 Series Network Configuration Guide Preliminary November 3, 1998...

  • Page 236: Generic Filters

    Compare the Src Adrs number to the source number of the packet. If they are not equal, the comparison fails. Compare the Dst Adrs number to the destination number in the packet. If they are not equal, the comparison fails. Preliminary November 3, 1998 MAX 1800 Series Network Configuration Guide...

  • Page 237: Defining Packet Filters

    Src Network Adrs=cfff0000 Dst Network Adrs=cf088888 Src Node Adrs=111222333 Dst Node Adrs=aaabbbccc Src Socket Cmp=equal Src Socket #=0451 Dst Socket Cmp=equal Dst Socket #=0015 Output filters... Out filter 01—12 Valid=Yes Type=Generic MAX 1800 Series Network Configuration Guide Preliminary November 3, 1998...

  • Page 238: Name Of The Filter Profile

    When you disable a filter, none of its parameters apply. (You cannot configure a filter until you enable it.) Type of filter Set Type to Generic or IP. Only the parameters in the corresponding subprofile (Generic or Ip) are applicable. Preliminary November 3, 1998 MAX 1800 Series Network Configuration Guide...

  • Page 239: Generic Filter Parameters

    Offset parameter. For example, with the following specification: Generic... Forward=No Offset=2 Length=8 Mask=0F FF FF FF 00 00 00 F0 Value=07 FE 45 70 00 00 00 90 MAX 1800 Series Network Configuration Guide Preliminary November 3, 1998...
  • Page 240 In the tenth byte, 9 matches the Value parameter’s 9 for that byte. The second 9 in the packet’s tenth byte is ignored because the mask has a 0 (zero) in its place. Preliminary November 3, 1998 MAX 1800 Series Network Configuration Guide...

  • Page 241: Value

    The Src Mask parameter specifies a mask to apply to the Src Adrs value before comparing it to the source address in a packet. You can use it to mask out the host portion of an address, for example, or the host and subnet portion. MAX 1800 Series Network Configuration Guide Preliminary November 3, 1998...

  • Page 242: Src Adrs

    20—Host Monitoring Protocol • 22—XNS IDP • 27—Reliable Data Protocol • 28—Internet Reliable Transport Protocol • 29—ISO Transport Protocol Class 4 • 30—Bulk Data Transfer Protocol • 61—Any Host Internal Protocol 7-10 Preliminary November 3, 1998 MAX 1800 Series Network Configuration Guide...

  • Page 243: Src Port #

    Open a Filter profile and assign it a name. For example: Ethernet Filters any filter profile Name=AppleTalk Broadcasts Open Output Filters > Out Filter 01. Set Valid to Yes and Type to Generic. Output filters... Out filter 01 MAX 1800 Series Network Configuration Guide Preliminary November 3, 1998 7-11...
  • Page 244 The MAX forwards non-AppleTalk outbound packets. Close this filter. Then open Out Filter 04, and set Valid to Yes and Type to Generic. 7-12 Preliminary November 3, 1998 MAX 1800 Series Network Configuration Guide...
  • Page 245 Valid=Yes Type=Generic 14 Open the Generic subprofile and set the following values: Generic... Forward=No Offset=42 Length=2 Mask=FFFF000000000000 Value=013D000000000000 Compare=Equals More=No 15 Close this filter. 16 Close the Filter profile. MAX 1800 Series Network Configuration Guide Preliminary November 3, 1998 7-13...

  • Page 246: Defining A Filter To Prevent Ip-Address Spoofing

    Close this filter. Then open In Filter 02, and set Valid to Yes and Type to IP: Input filters... In filter 02 Valid=Yes Type=IP Open the IP subprofile and set the following values: 7-14 Preliminary November 3, 1998 MAX 1800 Series Network Configuration Guide...
  • Page 247 11 Open the IP subprofile and set the following values: Ip... Forward=Yes Src Mask=255.255.255.192 Src Adrs=192.100.40.128 Dst Mask=0.0.0.0 Dst Adrs=0.0.0.0 Protocol=0 Src Port Cmp=None Src Port #=N/A Dst Port Cmp=None MAX 1800 Series Network Configuration Guide Preliminary November 3, 1998 7-15...

  • Page 248: Defining A Filter For More Complex Ip Security Issues

    Open the IP subprofile and set the following values: Ip... Forward=Yes Src Mask=0.0.0.0 Src Adrs==0.0.0.0 Dst Mask=255.255.255.255 Dst Adrs=192.9.250.5 Protocol=6 Src Port Cmp=None Src Port #=N/A Dst Port Cmp=Eql Dst Port #=80 TCP Estab=No 7-16 Preliminary November 3, 1998 MAX 1800 Series Network Configuration Guide...
  • Page 249 The response to this request goes to a random destination port above port 1023. Close this filter. Then open In Filter 04, and set Valid to Yes and Type to IP. Input filters... In filter 04 MAX 1800 Series Network Configuration Guide Preliminary November 3, 1998 7-17...

  • Page 250: Applying Packet Filters

    Ethernet Answer Session options... Data Filter=0 Call Filter=0 Filter Persistence=No Ethernet Connections any Connection profile Session options... Data Filter=5 Call Filter=0 Filter Persistence=No Ethernet Mod Config Ether options... Filter=1 7-18 Preliminary November 3, 1998 MAX 1800 Series Network Configuration Guide...

  • Page 251: How Filters Are Applied

    Filter profile. Note: Use caution when applying a filter to the Ethernet interface. You could inadvertently render the MAX inaccessible from the local LAN. MAX 1800 Series Network Configuration Guide Preliminary November 3, 1998 7-19...

  • Page 252: Examples Of Configurations That Apply Filters

    Or, if the profile specifies a terminal-server call, set the TS Idle Mode and TS Idle parameters instead. For example: Ethernet Connections any Connection profile Session options... Data Filter=0 Call Filter=2 Filter Persistence=No Idle=0 7-20 Preliminary November 3, 1998 MAX 1800 Series Network Configuration Guide...

  • Page 253: Applying A Data Filter To The Ethernet Interface

    IP Call filter parameters are: Ethernet Filters IP Call... Name=IP Call Input filters... In filter 01 Valid=Yes Type=GENERIC Generic... Forward=No Offset=0 Length=0 Mask=000000000000000000 Value=000000000000000000 Compare=None More=No Output filters... MAX 1800 Series Network Configuration Guide Preliminary November 3, 1998 7-21...

  • Page 254: Netware Call Filter

    Out filter 01 Valid=Yes Type=GENERIC Generic... Forward=No Offset=14 Length=3 Mask=ffffff000000000000 Value=e0e0030000000000 Compare=Eqls More=Yes Out filter 02 Valid=Yes Type=GENERIC Generic... Forward=No Offset=27 Length=8 Mask=ffffffffffffffff Value=ffffffffffff0452 More=Yes Out filter 03 Valid=Yes 7-22 Preliminary November 3, 1998 MAX 1800 Series Network Configuration Guide...

  • Page 255: Appletalk Call Filter

    The settings for the AppleTalk Call filter parameters are: Ethernet Filters AppleTalk Call... Name=AppleTalk Call Input filters... MAX 1800 Series Network Configuration Guide Preliminary November 3, 1998 7-23...
  • Page 256 Valid=Yes Type=Generic Generic... Forward=No Offset=12 Length=2 Mask=ffff000000000000 Value=809b000000000000 More=Yes Out filter 04 Valid=Yes Type=Generic Generic... Forward=No Offset=24 Length=3 Mask=ffffff0000000000 Value=0404040000000000 More=No Out filter 05 Valid=Yes Type=Generic Generic... Forward=Yes Offset=0 7-24 Preliminary November 3, 1998 MAX 1800 Series Network Configuration Guide...
  • Page 257 Defining Static Filters Configuring predefined filters Length=0 Mask=0000000000000000 Value=0000000000000000 More=No MAX 1800 Series Network Configuration Guide Preliminary November 3, 1998 7-25...

  • Page 259: Chapter 8 Configuring Packet Bridging

    In addition, routers support multiple transmission paths to a given destination, enhancing the reliability and performance of packet delivery. Note: If you have a MAX running Multiband Simulation, disable bridging. MAX 1800 Series Network Configuration Guide Preliminary November 3, 1998...

  • Page 260: How The Max Initiates A Bridged Wan Connection

    ARP broadcast packets that contain an IP address specified in the bridge table are a special case. For details, see “Configuring proxy mode on the MAX” on page 8-12. Preliminary November 3, 1998 MAX 1800 Series Network Configuration Guide...

  • Page 261: Establishing A Bridged Connection

    Ethernet controller.) You enable packet bridging by opening Ethernet > Mod Config and setting the Bridging parameter to Yes: Ethernet Mod Config Bridging=Yes MAX 1800 Series Network Configuration Guide Preliminary November 3, 1998...

  • Page 262: Managing The Bridge Table

    0000D801CFF2 SITEA 080045CFA123 SITEA 08002B25CC11 SITEA 08009FA2A3CA SITEB Entries in the MAX unit’s bridge table must be relearned within a fixed aging limit, or they are removed from the table. Preliminary November 3, 1998 MAX 1800 Series Network Configuration Guide...

  • Page 263: Configuring Bridged Connections

    Ethernet profile. (For more information, see “Enabling bridging” on page 8-3.) Station name and password Name and password authentication is required, as described in “Establishing a bridged connection” on page 8-3. MAX 1800 Series Network Configuration Guide Preliminary November 3, 1998...

  • Page 264: Bridging And Dial Broadcast In A Connection Profile

    Figure 8-3 shows an example of a bridged connection between a branch office at Site B, which supports Macintosh systems and printers, and a corporate network at Site A. Both site A and Site B support CHAP and require passwords for entry. Preliminary November 3, 1998 MAX 1800 Series Network Configuration Guide...
  • Page 265 Recv PW=localpw Send PW=remotepw Close Connection profile #5. Open Ethernet > Bridge Adrs. Specify a node’s Ethernet address and IP address (if known) on the remote network: Ethernet Bridge Adrs MAX 1800 Series Network Configuration Guide Preliminary November 3, 1998...
  • Page 266 Connection profile to bring up a link to the remote network. Ethernet Bridge Adrs Enet Adrs=0CFF1238FFFF Net Adrs=0.0.0.0 Connection #=2 Specify Ethernet Bridge Adrs Connection#=2. Close the Bridge Adrs profile. Preliminary November 3, 1998 MAX 1800 Series Network Configuration Guide...

  • Page 267: Ipx Bridged Configurations

    IPX routing configuration instead of bridging IPX. If you bridge IPX in this type of environment, client-server logins are lost when the MAX brings down an inactive WAN connection. MAX 1800 Series Network Configuration Guide Preliminary November 3, 1998...

  • Page 268: Netware T/O (Watchdog Spoofing)

    Set the IPX frame type in the Ethernet profile. For example: Ethernet Mod Config Ether options... IPX Frame=802.3 Enable bridging and specify an authentication protocol in the Answer profile. For example: Ethernet Answer PPP options... Bridge=Yes Recv Auth=Either 8-10 Preliminary November 3, 1998 MAX 1800 Series Network Configuration Guide...

  • Page 269: Example Of An Ipx Server Bridge (Local Servers)

    Set the IPX frame type in the Ethernet profile. For example: Ethernet Mod Config Ether options... IPX Frame=802.3 Enable bridging and specify an authentication protocol in the Answer profile. For example: MAX 1800 Series Network Configuration Guide Preliminary November 3, 1998 8-11...

  • Page 270: Configuring Proxy Mode On The Max

    MAX responds to the ARP request with the Ethernet (physical) address specified in the Bridge Adrs profile, and brings up the specified connection. In effect, the MAX acts as a proxy for the node that actually has that address. 8-12 Preliminary November 3, 1998 MAX 1800 Series Network Configuration Guide...

  • Page 271: Chapter 9 Configuring Ipx Routing

    For that reason, use PAP and CHAP which requires password authentication, unless you configure IP routing in the same Connection profile. Note: If you have a MAX running Multiband Simulation, disable IPX routing. MAX 1800 Series Network Configuration Guide Preliminary November 3, 1998...

  • Page 272: Ipx Service Advertising Protocol (Sap) Tables

    FFFFFFFE, if available, instead of simply dropping the packet. If more than one IPX router is advertising the default route, the MAX makes a routing decision based on Hop and Tick count. Preliminary November 3, 1998 MAX 1800 Series Network Configuration Guide...

  • Page 273: Ipx And Ppp Link Compression

    WAN link. (For more information, see “Configuring static IPX routes” on page 9-17, or see the Configurator Online Help for information about parameters in a profile.) MAX 1800 Series Network Configuration Guide Preliminary November 3, 1998...

  • Page 274: Ipx Sap Filters

    NetWare servers via TCP/IP (rather than UNIXWare), the MAX must be configured as either a bridge or an IP router. Otherwise, TCP/IP packets do not make it across the connection. Preliminary November 3, 1998 MAX 1800 Series Network Configuration Guide...

  • Page 275: Enabling Ipx Routing In The Max

    The dial-in Netware client must accept the network number, although it can provide its own node number or accept a node number provided by the MAX. If the client does not have a unique node address, the MAX assigns the node address as well. MAX 1800 Series Network Configuration Guide Preliminary November 3, 1998...

  • Page 276: Examples Of Ipx Routing Configuration

    Open Ethernet > Mod Config and set IPX Routing to Yes: Ethernet Mod Config IPX Routing=Yes Open the Ether Options subprofile. Specify the 802.3 frame type and set the IPX network number for the Ethernet interface. For example: Preliminary November 3, 1998 MAX 1800 Series Network Configuration Guide...

  • Page 277: Verifying The Router Configuration

    Session options… IPX SAP Filter=1 Ethernet Connections any Connection profile Station=device-name Route IPX=Yes Encaps options... Recv PW=localpw IPX options... Peer=Router IPX RIP=None IPX SAP=Send Dial Query=No IPX Net#=cfff0003 IPX Alias#=00000000 MAX 1800 Series Network Configuration Guide Preliminary November 3, 1998...

  • Page 278: Understanding The Ipx Connection Parameters

    PPP negotiation. If the client does not provide its own unique node number, the MAX assigns a unique node number to the client. The MAX does not send RIP and SAP advertisements across the connection, and it ignores RIP and SAP advertisements received Preliminary November 3, 1998 MAX 1800 Series Network Configuration Guide...

  • Page 279: Controlling Rip And Sap Transmissions Across The Wan Connection

    IPX Routing = N/A. (For more information, see Chapter 8, “Configuring Packet Bridging.”) Netware T/O watchdog spoofing The Netware T/O parameter defines the number of minutes the MAX enables clients to remain logged in after losing a connection. MAX 1800 Series Network Configuration Guide Preliminary November 3, 1998...

  • Page 280: Sap Hs Proxy (Netware Sap Home Server Proxy)

    This section shows sample WAN connections using IPX routing. If the MAX has not yet been configured for IPX routing, see “Enabling IPX routing in the MAX” on page 9-5. 9-10 Preliminary November 3, 1998 MAX 1800 Series Network Configuration Guide...

  • Page 281: Configuring A Dial-In Client Connection

    Select PPP encapsulation and configure the dial-in client’s password. For example: Encaps=PPP Encaps options... Recv PW=scottpw 10 Open the IPX Options subprofile and specify a dial-in client: IPX options... Peer=Dialin IPX RIP=None 11 Close the Connection profile. MAX 1800 Series Network Configuration Guide Preliminary November 3, 1998 9-11...

  • Page 282: Configuring A Connection Between Two Lans

    If you have not done so already, configure the Ethernet profile (as described in “Enabling IPX routing in the MAX” on page 9-5). In Answer > PPP Options, enable IPX routing and PAP/CHAP authentication, and then close the Answer profile. 9-12 Preliminary November 3, 1998 MAX 1800 Series Network Configuration Guide...
  • Page 283 Set IPX RIP to None in the Connection profile, and configure a static route to the remote server. Set up a route to the remote NetWare server (SERVER-2). Use the following settings: Ethernet IPX Routes Server Name=SERVER-2 Active=Yes Network=013DE888 Node=000000000001 Socket=0451 MAX 1800 Series Network Configuration Guide Preliminary November 3, 1998 9-13...
  • Page 284 SAP HS Proxy Net#2=N/A SAP HS Proxy Net#3=N/A SAP HS Proxy Net#4=N/A SAP HS Proxy Net#5=N/A SAP HS Proxy Net#6=N/A Close Connection profile #2. Open an IPX Route profile. 9-14 Preliminary November 3, 1998 MAX 1800 Series Network Configuration Guide...

  • Page 285: Configuring A Connection With Local Servers Only

    In this example, Site A supports NetWare 3.12 servers, NetWare clients, and a MAX. The NetWare server at Site A has the following configuration settings: Name=SERVER-1 internal net CFC12345 Load 3c509 name=ipx-card frame=ETHERNET_8023 Bind ipx ipx-card net=1234ABCD MAX 1800 Series Network Configuration Guide Preliminary November 3, 1998 9-15...
  • Page 286 Assign a system name in the System profile for the MAX. This example uses the name SITEBGW. Open the Connection profile for Site B. Set up the Connection profile as follows: 9-16 Preliminary November 3, 1998 MAX 1800 Series Network Configuration Guide...

  • Page 287: Configuring The Netware Sap Home Server Proxy

    If you have one static route to a remote site, it should specify a master NetWare server that knows about many other services. MAX 1800 Series Network Configuration Guide Preliminary November 3, 1998...

  • Page 288: Understanding The Static Route Parameters

    Ticks are IBM PC clock ticks (1/18 second). Note that the MAX calculates the best routes on the basis of on tick count, not hop count. 9-18 Preliminary November 3, 1998 MAX 1800 Series Network Configuration Guide...

  • Page 289: Examples Of Static-Route Configuration

    To configure IPX SAP filters, you set the following parameters (shown with sample settings): Ethernet IPX SAP Filters any filter profile Name=optional Input SAP filters... In SAP filter 01—08 Valid=Yes Type=Exclude MAX 1800 Series Network Configuration Guide Preliminary November 3, 1998 9-19...

  • Page 290: Understanding The Ipx Sap Filter Parameters

    Server Type specifies a hexadecimal number representing a type of NetWare service to be included or excluded as specified by the Type parameter. For example, the number for file services is 0004. 9-20 Preliminary November 3, 1998 MAX 1800 Series Network Configuration Guide...

  • Page 291: Server Name

    #1... Name=NOSERVER-1 Input SAP filters... In SAP filter 01 In SAP filter 02 In SAP filter 03 In SAP filter 04 In SAP filter 05 In SAP filter 06 MAX 1800 Series Network Configuration Guide Preliminary November 3, 1998 9-21...
  • Page 292 Specify IPX SAP Filter profile #1, and then close the Answer profile. Ethernet Answer Session options... IPX SAP Filter=1 Repeat the same assignment in Connections > Session Options. Ethernet Connections Session options... IPX SAP Filter=1 Close the Connection profile. 9-22 Preliminary November 3, 1998 MAX 1800 Series Network Configuration Guide...

  • Page 293: Chapter 10 Configuring Ip Routing

    To perform the tasks described in this chapter, you have to understand how the MAX uses IP addresses and subnet masks, IP routes, and IP interfaces. MAX 1800 Series Network Configuration Guide Preliminary November 3, 1998 10-1...

  • Page 294: Ip Addresses And Subnet Masks

    Default 24 bits 5-bit subnet Total network bits=29 In Figure 10-2, three available bits present eight possible bit combinations. Of the eight possible host addresses, two are reserved, as follows: 10-2 Preliminary November 3, 1998 MAX 1800 Series Network Configuration Guide...

  • Page 295: Zero Subnets

    Therefore, these two addresses define the address range of the subnet. For example, if the MAX configuration assigns the following address to a remote router: IP address = 198.5.248.120 Mask = 255.255.255.248 MAX 1800 Series Network Configuration Guide Preliminary November 3, 1998 10-3...

  • Page 296: Ip Routes

    Hosts that run ICMP can also send ICMP Redirects to offer a better path to a destination network. OSPF routers propagate link-state changes as they occur. Routing protocols such as 10-4 Preliminary November 3, 1998 MAX 1800 Series Network Configuration Guide...

  • Page 297: Route Preferences And Metrics

    The following example shows the routing table for a MAX configured to enable IP routing: ** Ascend MAX Terminal Server ** ascend% iproute show Destination Gateway Pref 10.10.0.0/16 10.10.10.2/32 local 127.0.0.0/8 127.0.0.1/32 local 127.0.0.2/32 224.0.0.0/4 mcast MAX 1800 Series Network Configuration Guide Preliminary November 3, 1998 10-5...

  • Page 298: Wan Ip Interfaces

    More generally, interface-based routing enables the MAX to operate in much the same way as a multihomed Internet host. 10-6 Preliminary November 3, 1998 MAX 1800 Series Network Configuration Guide...
  • Page 299 IP packets generated in the MAX and sent to the remote address have an IP source address corresponding to the numbered interface, not the systemwide (Ethernet) address. • The MAX adds all numbered interfaces to its routing table as host routes. MAX 1800 Series Network Configuration Guide Preliminary November 3, 1998 10-7...

  • Page 300: Configuring The Local Ip Network Setup

    Pool#7 count=0 Pool#7 name= Pool#8 start=0.0.0.0 Pool#8 count=0 Pool#8 name= Pool#9 start=0.0.0.0 Pool#9 count=0 Pool#9 name= Pool#A start=0.0.0.0 Pool#A count=0 Pool#A name= Pool only=No Pool Summary=No Shared Prof=No Telnet PW=Ascend 10-8 Preliminary November 3, 1998 MAX 1800 Series Network Configuration Guide...

  • Page 301: Understanding The Ip Network Parameters

    When a router has a direct connection to the subnet as well as to the backbone network, it routes packets to the subnet and includes the route in its routing table updates. MAX 1800 Series Network Configuration Guide Preliminary November 3, 1998 10-9...

  • Page 302: Enabling Rip On The Ethernet Interface

    • The MAX-supplied IP addresses are in the same local subnet as the MAX. • Hosts on the local subnet must send packets to the dial-in clients. 10-10 Preliminary November 3, 1998 MAX 1800 Series Network Configuration Guide...

  • Page 303: Specifying Address Pools

    2, 6, 14, 30, 62, 126 or 254. The subnet mask includes a value that is two greater than Pool #N Count. For example, with the following configuration: MAX 1800 Series Network Configuration Guide Preliminary November 3, 1998 10-11...

  • Page 304: Sharing Connection Profiles

    If you enable both SLIP BOOTP and BOOTP relay, you receive an error message. You can specify the IP address of one or two BOOTP servers but you are not required to specify a second BOOTP server. 10-12 Preliminary November 3, 1998 MAX 1800 Series Network Configuration Guide...

  • Page 305: Local Domain Name

    For example, in Newfoundland the time is 1.5 hours behind UTC and is represented as follows: UTC -0130 For San Francisco, which is 8 hours behind UTC, the time would be: UTC -0800 MAX 1800 Series Network Configuration Guide Preliminary November 3, 1998 10-13...

  • Page 306: Specifying Sntp Server Addresses

    Configuring the MAX IP interface on a subnet On a large corporate backbone, many sites configure subnets to increase the network address space, segment a complex network, and control routing in the local environment. For example, 10-14 Preliminary November 3, 1998 MAX 1800 Series Network Configuration Guide...
  • Page 307 10-33. To verify that the MAX is up on the local network, invoke the terminal-server interface and Ping a local IP address or hostname. For example: ascend% ping 10.1.2.3 You can terminate the Ping exchange at any time by pressing Ctrl-C. MAX 1800 Series Network Configuration Guide Preliminary November 3, 1998 10-15...

  • Page 308: Configuring Dns

    You can check the list of hostnames and IP addresses in the table by entering the terminal-server command Show DNStab. Figure 10-6 shows an example of a DNS table on a 10-16 Preliminary November 3, 1998 MAX 1800 Series Network Configuration Guide...

  • Page 309: Additional Terminal-Server Commands

    List Size parameter. If List Attempt=No, no list is displayed. DNStab Edit Start editor for the local DNS table. MAX 1800 Series Network Configuration Guide Preliminary November 3, 1998 10-17...

  • Page 310: Configuring The Local Dns Table

    If your format is correct, the system places the address in the table and the editor prompts you for the next entry. When you are finished making entries, type the letter O and press Enter when the editor prompts you for another entry. 10-18 Preliminary November 3, 1998 MAX 1800 Series Network Configuration Guide...

  • Page 311: Editing The Local Dns Table

    At the terminal-server interface, type dnstab edit to display the table. Type the number of the entry you want to delete and press Enter. Press the spacebar, then press Enter. MAX 1800 Series Network Configuration Guide Preliminary November 3, 1998 10-19...

  • Page 312: Setting Up Address Pools With Route Summarization

    After verifying that every one of the configured address pools is network-aligned, you must enter a static route for each of them. These static routes handle all IP address that have not been 10-20 Preliminary November 3, 1998 MAX 1800 Series Network Configuration Guide...
  • Page 313 When you configure Connection profiles that assign IP addresses from the pool, make sure you set the Private parameter to Yes. For example: Ethernet Connections Ip options... LAN Adrs=0.0.0.0/0 WAN Alias=0.0.0.0 IF Adrs=0.0.0.0/0 Preference=100 Cost=0 Private=Yes RIP=Off Pool=1 MAX 1800 Series Network Configuration Guide Preliminary November 3, 1998 10-21...

  • Page 314: Configuring Ip Routing Connections

    10-25. Route IP Set Route IP in Answer > PPP Options to Yes to enable the MAX to negotiate a routing connection. 10-22 Preliminary November 3, 1998 MAX 1800 Series Network Configuration Guide...

  • Page 315: Enabling Ip Routing For A Wan Interface

    To favor nailed-up links, you can assign a higher metric to switched connections than to any of the nailed-up links to the same destination. MAX 1800 Series Network Configuration Guide Preliminary November 3, 1998 10-23...

  • Page 316: Private Routes

    IP hosts, such as UNIX systems, Windows or OS/2 PCs, or Macintosh systems, must have appropriately configured TCP/IP software. A remote host calling into the local IP network must also have PPP software. 10-24 Preliminary November 3, 1998 MAX 1800 Series Network Configuration Guide...

  • Page 317: Unix Software

    In this example, the dial-in host is a PC that accepts an IP address assignment from the MAX dynamically. Figure 10-8 shows a sample network. Figure 10-8. A dial-in user requiring dynamic IP address assignment Site A Site B MAX 1800 Series Network Configuration Guide Preliminary November 3, 1998 10-25...
  • Page 318 Specify the user’s name, activate the profile, and set encapsulation options. For example: Ethernet Connections Station=victor Active=Yes Encaps=PPP Encaps options... Send Auth=CHAP Recv PW=*SECURE* Configure IP routing and address assignment: 10-26 Preliminary November 3, 1998 MAX 1800 Series Network Configuration Guide...

  • Page 319: Configuring A Host Connection With A Static Address

    Close the Answer profile. Open a Connection profile for the dial-in user. Specify the user’s name, activate the profile, and set encapsulation options. For example: Ethernet Connections Station=patti Active=Yes Encaps=PPP Encaps options... MAX 1800 Series Network Configuration Guide Preliminary November 3, 1998 10-27...

  • Page 320: Configuring An Ip Direct Connection

    Specify the remote device’s name, activate the profile, and set encapsulation options. For example: Ethernet Connections Station=Pipeline1 Active=Yes Encaps=MPP Encaps options... Send Auth=CHAP Recv PW=localpw Send PW=remotepw Configure IP routing: 10-28 Preliminary November 3, 1998 MAX 1800 Series Network Configuration Guide...

  • Page 321: Configuring A Router-To-Router Connection

    Specify the remote device’s name, activate the profile, and set encapsulation options. For example: Ethernet Connections Station=PipelineB Active=Yes Encaps=MPP Encaps options... Send Auth=CHAP Recv PW=localpw Send PW=remotepw Configure IP routing: Route IP=Yes IP options… LAN Adrs=10.9.8.10/22 RIP=Off Close the Connection profile. MAX 1800 Series Network Configuration Guide Preliminary November 3, 1998 10-29...

  • Page 322: Configuring A Router-To-Router Connection On A Subnet

    To configure the MAX at Site A with an IP routing connection to Site B: Open a Connection profile for the Site B device. Specify the remote device’s name, activate the profile, and set encapsulation options. For example: Ethernet Connections 10-30 Preliminary November 3, 1998 MAX 1800 Series Network Configuration Guide...
  • Page 323 To make the MAX the default route for the Site B Pipeline unit: Open the Default IP Route profile in the Site B Pipeline. Specify the MAX unit at the far end of the WAN connection as the gateway address: MAX 1800 Series Network Configuration Guide Preliminary November 3, 1998 10-31...

  • Page 324: Configuring A Numbered Interface

    Open the Connection profile and configure the required parameters, then open the IP Options subprofile. Specify the IP address of the Ethernet interface of the remote device by setting the LAN Adrs parameter. Ethernet Connections IP options... LAN Adrs=10.3.4.5/24 10-32 Preliminary November 3, 1998 MAX 1800 Series Network Configuration Guide...

  • Page 325: Configuring Ip Routes And Preferences

    Multicast Client=No Multicast Rate Limit=100 Multicast Grp Leave Delay=0 Client Pri DNS= Ethernet Mod Config Ether options… IP Adrs=10.2.3.1/24 2nd Adrs=0.0.0.0/0 RIP=Off RIP2 Use Multicast=No Ignore Def Rt=Yes Proxy Mode=Off MAX 1800 Series Network Configuration Guide Preliminary November 3, 1998 10-33...

  • Page 326: Nd Adrs

    Packets destined for that host use this static route to bring up the right connection. The zero address (0.0.0.0) represents the default route (the destination to which packets are forwarded when there is no route to the packet’s destination). 10-34 Preliminary November 3, 1998 MAX 1800 Series Network Configuration Guide...

  • Page 327: Downmetric

    IPX Frame parameter. If some NetWare software transmits IPX in a frame type other than the type specified here, the MAX drops those packets, or if bridging is enabled, it bridges them. MAX 1800 Series Network Configuration Guide Preliminary November 3, 1998 10-35...

  • Page 328: Lan Adrs

    100. For example if you set it to 5, the MAX accepts a packet from multicast clients on the interface every 5 seconds. Any subsequent packets received in that 5-second window 10-36 Preliminary November 3, 1998 MAX 1800 Series Network Configuration Guide...

  • Page 329: Name

    Because these two metrics are incompatible, the MAX supports route preferences. MAX 1800 Series Network Configuration Guide Preliminary November 3, 1998 10-37...

  • Page 330: Private

    Send-v1—Specifies that the MAX sends RIP-v1 updates on the interface but does not receive RIP updates. • Both-v1—Specifies that the MAX sends and receives RIP-v1 updates on the interface. 10-38 Preliminary November 3, 1998 MAX 1800 Series Network Configuration Guide...

  • Page 331: Ripasetype

    The active, dynamically learned route is also in the routing table. However, dynamic routes age and, if no updates are received, eventually expire. In that case, the hidden static route reappears in the routing table. MAX 1800 Series Network Configuration Guide Preliminary November 3, 1998 10-39...

  • Page 332: Third-Party

    Note: The name of the first IP Route profile is always Default, and its destination is always 0.0.0.0. You cannot change these values. Specify the router to use for packets with unknown destinations. For example: Gateway=10.9.8.10 10-40 Preliminary November 3, 1998 MAX 1800 Series Network Configuration Guide...

  • Page 333: Defining A Static Route To A Remote Subnet

    Open Ethernet > Mod Config > Route Pref. Set Rip Preference to 150: Ethernet Mod Config Route Pref… Rip Preference=150 Close the Ethernet profile. MAX 1800 Series Network Configuration Guide Preliminary November 3, 1998 10-41...

  • Page 334: Configuring The Max For Dynamic Route Updates

    RIP update. The default route specifies a static route to another IP router, which is often a 10-42 Preliminary November 3, 1998 MAX 1800 Series Network Configuration Guide...

  • Page 335: Rip Policy And Rip Summary

    However, it does not propagate information about all of its remote connections to the local routers. Close the Ether Options subprofile, and set ICMP Redirects to Ignore. ICMP Redirects=Ignore Close the Ethernet profile. MAX 1800 Series Network Configuration Guide Preliminary November 3, 1998 10-43...

  • Page 336: Translating Network Addresses For A Lan

    Note: You can use single-address NAT by setting the Ethernet > NAT > Lan parameter to Single IP Addr. With single-address NAT, the only host on the local network that is visible to the remote network is the MAX. 10-44 Preliminary November 3, 1998 MAX 1800 Series Network Configuration Guide...

  • Page 337: Outgoing Connection Address Translation

    The MAX removes entries from the translation-table on the basis of the following timeouts: • Non-DNS UDP translations timeout after 5 minutes. • DNS times out in one minute. • TCP translations time out after 24 hours. MAX 1800 Series Network Configuration Guide Preliminary November 3, 1998 10-45...

  • Page 338: Multiple-Address Nat

    WAN. For example, you can Telnet to the MAX from the local network, but not from a remote network. 10-46 Preliminary November 3, 1998 MAX 1800 Series Network Configuration Guide...

  • Page 339: Configuring Single Or Multiple Address Nat

    Routing parameter in the NAT profile to enable NAT, set the Lan parameter to Single IP Addr, and set FR Address to a valid, official IP address: 50-C00 NAT 50-C01 NAT... Routing=Yes MAX 1800 Series Network Configuration Guide Preliminary November 3, 1998 10-47...

  • Page 340: Configuring Nat Port Routing (Static Mapping Submenu)

    To configure the MAX to perform NAT and to define a single server which handles all sessions initiated by callers from outside the private LAN: Open the Ethernet > NAT > NAT menu. 10-48 Preliminary November 3, 1998 MAX 1800 Series Network Configuration Guide...

  • Page 341: Routing Incoming Sessions To Up To Ten Servers On The Private Lan

    This parameter determines whether the Dst Port # and Loc Port # parameters specify TCP ports or UDP ports. 10 Set the Loc Port # to a port corresponding to a service provided by the local servers. MAX 1800 Series Network Configuration Guide Preliminary November 3, 1998 10-49...

  • Page 342: Disabling Routing For Specific Ports

    You can obtain current lists of Well Known Ports and Registered Ports (ports in the range 1024–4915 that have been registered with the IANA) via FTP from: ftp://ftp.isi.edu/in-notes/iana/assignments/port-numbers 10-50 Preliminary November 3, 1998 MAX 1800 Series Network Configuration Guide...

  • Page 343: Proxy-Qos And Tos Support In The Max

    001: Priority level 1. 010: Priority level 2. 011: Priority level 3. 100: Priority level 4. 101: Priority level 5. 110: Priority level 6. 111: Priority level 7 (the highest priority). MAX 1800 Series Network Configuration Guide Preliminary November 3, 1998 10-51...

  • Page 344: Settings In A Radius Profile

    IP-TOS-Precedence-Pri-Two (64): Priority level 2. IP-TOS-Precedence-Pri-Three (96): Priority level 3. IP-TOS-Precedence-Pri-Four (128): Priority level 4. IP-TOS-Precedence-Pri-Five (160): Priority level 5. IP-TOS-Precedence-Pri-Six (192): Priority level 6. IP-TOS-Precedence-Pri-Seven (224): Priority level 7 (the highest priority). 10-52 Preliminary November 3, 1998 MAX 1800 Series Network Configuration Guide...

  • Page 345: Examples Of Connection-Based Proxy-Qos And Tos

    Connection profiles or RADIUS profiles. (The Filter-ID attribute can apply a local Filter profile to RADIUS user profiles.) Administrators can also define TOS filters directly in a RADIUS user profile by setting the Ascend-Filter attribute. MAX 1800 Series Network Configuration Guide Preliminary November 3, 1998 10-53...
  • Page 346 MAX makes no comparison. You can specify that the filter matches the packet if the packet’s destination port number is Less (less than), Eql (equal to), Gtr (greater than), or Neq (not equal to) the Dest-Port number. 10-54 Preliminary November 3, 1998 MAX 1800 Series Network Configuration Guide...

  • Page 347: Settings In Radius

    Keyword or argument Description iptos Specifies an IP filter. Specifies filter direction. You can specify (to filter packets coming into the MAX) or (to filter packets going out of the MAX). MAX 1800 Series Network Configuration Guide Preliminary November 3, 1998 10-55...
  • Page 348 001: Priority level 1. 010: Priority level 2. 011: Priority level 3. 100: Priority level 4. 101: Priority level 5. 110: Priority level 6. 111: Priority level 7 (the highest priority). 10-56 Preliminary November 3, 1998 MAX 1800 Series Network Configuration Guide...

  • Page 349: Examples Of Defining A Tos Filter

    Type of service = Latency Following is a RADIUS user profile that contains a comparable filter specification: sampleProf Password = "mypasswd", User-Service = Framed-User Framed-Protocol = PPP, Framed-IP-Address = 10.168.6.120 Framed-IP-Netmask = 255.255.255.0 MAX 1800 Series Network Configuration Guide Preliminary November 3, 1998 10-57...

  • Page 350: Applying Tos Filters To Wan Connections

    10-57. The following profile uses the Filter-ID attribute to reference a local Filter profile: sampleProf Password = "mypasswd", User-Service = Framed-User Framed-Protocol = PPP, Framed-IP-Address = 10.168.6.120 Framed-IP-Netmask = 255.255.255.0 Filter-ID = jfans-tos-filter 10-58 Preliminary November 3, 1998 MAX 1800 Series Network Configuration Guide...

  • Page 351: Chapter 11 Configuring Ospf Routing

    With RIP, destination that requires more than 15 consecutive hops is considered unreachable, which inhibits the maximum size of a network. OSPF has no hop limitation. You can add as many routers to a network as you want. MAX 1800 Series Network Configuration Guide Preliminary November 3, 1998 11-1...

  • Page 352: Ascend Implementation Of Ospf

    MAX or RADIUS. Security All OSPF protocol exchanges are authenticated. This means that only trusted routers can participate in the AS's routing. A variety of authentication schemes are available. In fact, 11-2 Preliminary November 3, 1998 MAX 1800 Series Network Configuration Guide...

  • Page 353: Support For Variable Length Subnet Masks

    ASBR calculations. If you must prevent the MAX from performing ASBR calculations, you can disable them in Ethernet > Mod Config > OSPF Global Options. MAX 1800 Series Network Configuration Guide Preliminary November 3, 1998 11-3...

  • Page 354: Exchange Of Routing Information

    The MAX can function as a Designated Router (DR) or Backup Designated Router (BDR). However, many sites choose to assign a LAN-based router for these roles in order to dedicate the MAX to WAN processing. 11-4 Preliminary November 3, 1998 MAX 1800 Series Network Configuration Guide...

  • Page 355: Configurable Metrics

    B-channel connection, the cost would be 24 times greater than for a T1 link. Note: Be careful when assigning costs. Incorrect cost metrics can cause delays and congestion on the network. MAX 1800 Series Network Configuration Guide Preliminary November 3, 1998 11-5...

  • Page 356: Hierarchical Routing (Areas)

    In a stub area, routing to AS-external destinations is based on a per-area default cost. The per-area default cost is advertised to all routers within the stub area by a border router, and is used for all external destinations. 11-6 Preliminary November 3, 1998 MAX 1800 Series Network Configuration Guide...

  • Page 357: Not So Stubby Areas (Nssas)

    Select Ethernet > Static Rtes > any Static Route profile. Configure a static route to the destination outside the NSSA which include the following parameters (shown with sample settings): Ethernet Static Rtes any Static Rtes profile Name=descriptivename MAX 1800 Series Network Configuration Guide Preliminary November 3, 1998 11-7...

  • Page 358: The Link-State Routing Algorithm

    Figure 11-6. Figure 11-6. Sample network topology The routers then use the trees to build their routing tables, as shown in Table 11-1. 11-8 Preliminary November 3, 1998 MAX 1800 Series Network Configuration Guide...
  • Page 359 Direct Network-2 Direct Network-3 Router-2 Network-4 Router-2 Table 11-3. Shortest-path tree and resulting routing table for Router-2 Destination Next Hop Metric Network-1 Router-1 Network-2 Direct Network-3 Direct Network-4 Router-2 MAX 1800 Series Network Configuration Guide Preliminary November 3, 1998 11-9...

  • Page 360: Configuring Ospf Routing In The Max

    AuthType=Simple AuthKey=ascend0 Cost=1 ASE-type=N/A ASE-tag=N/A TransitDelay=1 RetransmitInterval=5 OSPF global options... Enable ASBR=Yes Ethernet Connections OSPF options… RunOSPF=Yes Area=0.0.0.0 AreaType=Normal HelloInterval=40 DeadInterval=120 Priority=5 AuthType=Simple AuthKey=ascend0 Cost=10 ASE-type=N/A ASE-tag=N/A TransitDelay=5 RetransmitInterval=20 11-10 Preliminary November 3, 1998 MAX 1800 Series Network Configuration Guide...

  • Page 361: Understanding The Ospf Routing Parameters

    MAX supports OSPF router authentication. Auth Key Specifies the key the MAX looks for in packets to support OSPF router authentication. (For more information, see “Security” on page 11-2.) MAX 1800 Series Network Configuration Guide Preliminary November 3, 1998 11-11...
  • Page 362 On a connected route, you can leave the default of 1. RetransmitInterval Specifies the number of seconds between retransmissions of Link-State Advertisements, Database Description, and Link State Request Packets. 11-12 Preliminary November 3, 1998 MAX 1800 Series Network Configuration Guide...

  • Page 363: Examples Of Configurations For Adding The Max To An Ospf Network

    RFC about the number of routers in the backbone area, you should keep the number of routers relatively small, because changes that occur in area zero are propagated throughout the AS. MAX 1800 Series Network Configuration Guide Preliminary November 3, 1998 11-13...
  • Page 364 Then type a number greater than zero and less than 16777215. By default the cost of an Ethernet-connected route is 1. Set the expected transit delay for Link State Update packets. For example: TransitDelay=1 Specify the retransmit interval for OSPF packets. For example: 11-14 Preliminary November 3, 1998 MAX 1800 Series Network Configuration Guide...

  • Page 365: Configuring Ospf Across The Wan

    You can use any area numbering scheme that is consistent throughout the AS and that uses this format. Leave the HelloInterval, DeadInterval, and Priority values set to their defaults. MAX 1800 Series Network Configuration Guide Preliminary November 3, 1998 11-15...

  • Page 366: Configuring A Wan Link That Does Not Support Ospf

    OSPF is not running on a link. If you configure these parameters, the route configured in the Connection profile is advertised whenever the MAX is up. Open the OSPF Options subprofile. Leave RunOSPF set to No. OSPF options… RunOSPF=No 11-16 Preliminary November 3, 1998 MAX 1800 Series Network Configuration Guide...
  • Page 367 This parameter specifies the type of metric to be advertised for an external route. A Type-1 external metric is expressed in the same units as the link state metric (the same units as interface cost). Type-1 is the default. MAX 1800 Series Network Configuration Guide Preliminary November 3, 1998 11-17...

  • Page 369: Chapter 12 Setting Up Ip Multicast Forwarding

    Membership Timeout=60 Mbone Profile= Client=No Rate Limit=5 Grp Leave Delay= HeartBeat Addr=224.0.1.1 HeartBeat Udp Port=123 HeartBeat Slot Time=10 HeartBeat Slot Count=10 Alarm threshold=3 Source Addr=128.232.0.0 Source Mask=0.0.0.0 Ethernet Connections MAX 1800 Series Network Configuration Guide Preliminary November 3, 1998 12-1...

  • Page 370: Understanding The Multicast Parameters

    100. For example, if you set it to 5, the MAX accepts a packet from multicast clients on the interface once every five seconds. The MAX discards any subsequent packets received in that five-second window. 12-2 Preliminary November 3, 1998 MAX 1800 Series Network Configuration Guide...

  • Page 371: Grp Leave Delay

    MAX polls for multicast traffic, waits for the duration of the interval, then polls again. HeartBeat Slot Count specifies how many times to poll before comparing the number of heartbeat packets received to the Alarm Threshold. MAX 1800 Series Network Configuration Guide Preliminary November 3, 1998 12-3...

  • Page 372: Multicast Client

    Traffic on ports 16385–32768 (Audio traffic) has the highest priority (70). • Traffic on ports 32769–49152 (Whiteboard traffic) has medium priority (60). • Traffic on ports 49153–65536 (Video traffic) has low priority (55). 12-4 Preliminary November 3, 1998 MAX 1800 Series Network Configuration Guide...

  • Page 373: Multicast Interfaces

    MBONE interface as the Ethernet port, and uses the heartbeat group address of 224.1.1.1: Open Ethernet > Mod Config > Multicast. Enable multicast forwarding, and leave the default values for the Mbone Profile, Client, and Rate Limit parameters: MAX 1800 Series Network Configuration Guide Preliminary November 3, 1998 12-5...
  • Page 374 Open the IP Options subprofile and set Multicast Client to Yes. If appropriate, specify a rate limit other than the default of 5. Ethernet Connections any Connection profile Ip options... Multicast Client=Yes Multicast Rate Limit=5 Close the Connection profile. 12-6 Preliminary November 3, 1998 MAX 1800 Series Network Configuration Guide...

  • Page 375: Forwarding From An Mbone Router On A Wan Link

    Forwarding=Yes Membership Timeout=60 Mbone Profile=20 Client=Yes In the same profile, set Multicast Rate Limit to a number lower than the default of 100: Rate Limit=5 Close the Ethernet profile. MAX 1800 Series Network Configuration Guide Preliminary November 3, 1998 12-7...

  • Page 376: Configuring The Mbone Interface

    Set Multicast Client to Yes, and set Multicast Rate Limit to a number lower than the default of 100: Ethernet Connections any Connection profile Ip options... Multicast Client=Yes Multicast Rate Limit=5 Close the Connection profile. 12-8 Preliminary November 3, 1998 MAX 1800 Series Network Configuration Guide...

  • Page 377: Chapter 13 Setting Up Virtual Private Networks

    Protocol “L2TP,” dated November, 1997, specifies the Layer 2 Tunneling Protocol (L2TP). L2TP enables you to connect to a private network by dialing into a local MAX, which creates and maintains an L2TP tunnel between itself and the private network. MAX 1800 Series Network Configuration Guide Preliminary November 3, 1998 13-1...

  • Page 378: Configuring Atmp Tunnels

    The Foreign Agent informs the Home Agent that the Mobile Node is connected, and requests a tunnel. The Foreign Agent sends up to 10 RegisterRequest messages at 13-2 Preliminary November 3, 1998 MAX 1800 Series Network Configuration Guide...

  • Page 379: Setting The Udp Port

    (a mobile client and a device on the home network) by setting an MTU limit. Client software then uses MTU discovery mechanisms to determine the maximum packet size, and then fragments packets before sending them. MAX 1800 Series Network Configuration Guide Preliminary November 3, 1998 13-3...

  • Page 380: How Link Compression Affects The Mtu

    With this setting, the connection end-point sends packets with a maximum size of 1472 bytes. When the MAX encapsulates them, adding 28 bytes to the size, the packets still do not violate the 1500-byte Ethernet MTU. 13-4 Preliminary November 3, 1998 MAX 1800 Series Network Configuration Guide...

  • Page 381: Forcing Fragmentation For Interoperation With Outdated Clients

    SAP Reply=N/A UDP Port=5150 GRE MTU=1472 Force fragmentation=No Idle limit=N/A ATMP SNMP Traps=No Following are the parameters (shown with sample settings) for the IP routing connection to the Home Agent: MAX 1800 Series Network Configuration Guide Preliminary November 3, 1998 13-5...
  • Page 382 Ascend-Home-Agent-UDP-Port = 5150 Following are the parameters (shown with sample settings) for creating RADIUS user profiles for Mobile Nodes running NetWare: node2 Password="ipx-unit" User-Service=Framed-User, Ascend-Route-IPX=Route-IPX-Yes, Framed-Protocol=PPP, Ascend-IPX-Peer-Mode=IPX-Peer-Dialin, Framed-IPX-Network=40000000, Ascend-IPX-Node-Addr=123456789012, 13-6 Preliminary November 3, 1998 MAX 1800 Series Network Configuration Guide...

  • Page 383: Understanding The Foreign Agent Parameters And Attributes

    ATMP attributes. The required attributes differ slightly, depending on whether the Mobile Node and Home Network run IP or IPX and whether the Home Agent MAX operates in router mode or gateway mode. MAX 1800 Series Network Configuration Guide Preliminary November 3, 1998 13-7...
  • Page 384 All Mobile Nodes use the same ATMP-Home-Agent-Password. Ascend-Home-Agent-UDP-Port Must match the UDP port configuration in Ethernet > Mod Config > ATMP Options. Required only for a port number other than the default 5150. 13-8 Preliminary November 3, 1998 MAX 1800 Series Network Configuration Guide...

  • Page 385: Example Of Configuring A Foreign Agent (Ip)

    UDP Port=5150 Open the Auth subprofile and configure the Foreign Agent to authenticate through RADIUS. For example: Auth... Auth=RADIUS Auth Host #1=10.23.45.11/24 Auth Host #2=0.0.0.0/0 Auth Host #3=0.0.0.0/0 Auth Port=1645 MAX 1800 Series Network Configuration Guide Preliminary November 3, 1998 13-9...
  • Page 386 Agent uses RADIUS to authenticate the Mobile Node. It then looks for a profile with an IP address that matches the Ascend-Home-Agent-IP-Addr value, so that it can bring up an IP connection to the Home Agent. 13-10 Preliminary November 3, 1998 MAX 1800 Series Network Configuration Guide...

  • Page 387: Example Of Configuring A Foreign Agent (Ipx)

    Home Agent in router mode receives IP packets through the tunnel, removes the GRE encapsulation, and passes the packets to its bridge/router software. In its routing table, the Home Agent adds a host route to the Mobile Node. MAX 1800 Series Network Configuration Guide Preliminary November 3, 1998 13-11...
  • Page 388 The IP routing connection to the Foreign Agent uses the following parameters (shown with sample settings): Ethernet Connections any Connection profile Station=foreign-agent Active=Yes Encaps=MPP Dial #=555-1213 Route IP=Yes Encaps options... Send Auth=CHAP Recv PW=foreign-pw Send PW=home-pw IP options... LAN Adrs=10.65.212.226/24 13-12 Preliminary November 3, 1998 MAX 1800 Series Network Configuration Guide...
  • Page 389 For IP routes, you can enable RIP on the Home Agent’s Ethernet to enable other hosts and networks to route to the Mobile Node. Enabling RIP is particularly useful if the Home MAX 1800 Series Network Configuration Guide Preliminary November 3, 1998...
  • Page 390 Open a Connection profile and configure an IP routing connection to the Foreign Agent. For example: Ethernet Connections any Connection profile Station=foreign-agent Active=Yes Encaps=MPP Dial #=555-1213 Route IP=Yes Encaps options... Send Auth=CHAP Recv PW=foreign-pw Send PW=home-pw IP options... LAN Adrs=10.65.212.226/24 13-14 Preliminary November 3, 1998 MAX 1800 Series Network Configuration Guide...
  • Page 391 For example: Ethernet Connections any Connection profile Station=foreign-agent Active=Yes Encaps=MPP Dial #=555-1213 Route IP=Yes Encaps options... Send Auth=CHAP Recv PW=foreign-pw Send PW=home-pw IP options... LAN Adrs=10.65.212.226/24 Close the Connection profile. MAX 1800 Series Network Configuration Guide Preliminary November 3, 1998 13-15...

  • Page 392: Configuring A Home Agent In Gateway Mode

    IP address and the next-hop router is the Home Agent address. For example, in the following route the mobile client is a router (this is not a host route), and the Home Agent address is 2.2.2.2: 13-16 Preliminary November 3, 1998 MAX 1800 Series Network Configuration Guide...
  • Page 393 Route IP=Yes Encaps options... Send Auth=CHAP Recv PW=foreign-pw Send PW=home-pw IP options... LAN Adrs=10.65.212.226/24 The nailed connection to the Home Network uses the following parameters (shown with sample settings): MAX 1800 Series Network Configuration Guide Preliminary November 3, 1998 13-17...
  • Page 394 Specifies the Maximum Transmission Unit (MTU) for the path GRE MTU between the Foreign and Home Agents as described in “Setting an MTU limit” on page 13-3. 13-18 Preliminary November 3, 1998 MAX 1800 Series Network Configuration Guide...
  • Page 395 Specify the password used to authenticate the tunnel. It must match the Ascend-Home-Agent-Password attribute of each Mobile Node’s RADIUS profile. For example: ATMP options... ATMP Mode=Home Type=Gateway Password=private SAP Reply=No MAX 1800 Series Network Configuration Guide Preliminary November 3, 1998 13-19...
  • Page 396 ATMP RIP=Send-v2 Close the Connection profile. Example of configuring a Home Agent in gateway mode (IPX) To configure the Home Agent in gateway mode to reach an IPX Home Network: 13-20 Preliminary November 3, 1998 MAX 1800 Series Network Configuration Guide...
  • Page 397 LAN Adrs=10.65.212.226/24 Open a Connection profile and configure a nailed WAN link that routes IPX to the Home Network. For example: Ethernet Connections any Connection profile Station=homenet Active=Yes Encaps=MPP MAX 1800 Series Network Configuration Guide Preliminary November 3, 1998 13-21...

  • Page 398: Specifying The Tunnel Password

    The setting affects only tunnels created after the timer was set. Tunnels that existed before the timer was set are not affected by it. 13-22 Preliminary November 3, 1998 MAX 1800 Series Network Configuration Guide...

  • Page 399: Configuring The Max As An Atmp Multimode Agent

    Configure the other home-agent settings as appropriate. For example, to use Gateway mode and a password of private: ATMP options... ATMP Mode=Both Type=Gateway Password=private SAP Reply=No UDP Port=5150 GRE MTU=1472 Force fragmentation=No Idle limit=0 ATMP SNMP Traps=No MAX 1800 Series Network Configuration Guide Preliminary November 3, 1998 13-23...
  • Page 400 Home Agent. For example: Ethernet Connections any Connection profile Station=home-agent Active=Yes Encaps=MPP Dial #=555-1212 Route IP=Yes Encaps options... Send Auth=CHAP Recv PW=home-pw Send PW=foreign-pw IP options... LAN Adrs=10.1.2.3/24 Close the Connection profile. 13-24 Preliminary November 3, 1998 MAX 1800 Series Network Configuration Guide...

  • Page 401: Supporting Mobile Node Routers (Ip Only)

    Mobile Node must specify the same subnet as the one that identifies the Home Network. For example, to connect to a Home Network whose router has the following address: 10.1.2.3/28 MAX 1800 Series Network Configuration Guide Preliminary November 3, 1998 13-25...

  • Page 402: Home Agent In Router Mode

    Home Agent enables the Mobile Node to bypass a Foreign Agent connection, but it does not preclude a Foreign Agent. If both the Home Agent and the Foreign Agent have local RADIUS 13-26 Preliminary November 3, 1998 MAX 1800 Series Network Configuration Guide...

  • Page 403: Configuring Pptp Tunnels For Dial-In Clients

    PPTP-routed line will be forwarded. When the MAX receives a call on that line, it passes the call directly to the specified IP address end-point, MAX 1800 Series Network Configuration Guide Preliminary November 3, 1998...

  • Page 404: Understanding The Pptp Pac Parameters

    Windows 95 or NT clients dial into the local ISP and are routed directly across the Internet to the corporate server. In this example, the MAX unit’s fourth WAN line is dedicated to PPTP connections to that server. 13-28 Preliminary November 3, 1998 MAX 1800 Series Network Configuration Guide...

  • Page 405: Example Of A Pptp Tunnel Across Multiple Pops

    Figure 13-7. PPTP tunnel across multiple POPs Modem Win95 Windows NT Server (PNS) Pipeline Win95 ISP POP # 1 10.65.212.11 10.65.212.11 ISP PoP ISP PoP ISP POP # 2 ISDN Modem PPTP Tunnel Windows NT MAX 1800 Series Network Configuration Guide Preliminary November 3, 1998 13-29...

  • Page 406: Routing A Terminal-Server Session To A Pptp Server

    You can specify either the IP address or host name of the PPTP server. Normal PPTP authentication proceeds once the MAX creates the tunnel. Enter the command, at the terminal-server prompt as follows: pptp pptp_server 13-30 Preliminary November 3, 1998 MAX 1800 Series Network Configuration Guide...

  • Page 407: Configuring L2Tp Tunnels For Dial-In Clients

    The LNS is the terminating part of the tunnel, where most of the L2TP processing occurs. It communicates with the private network (the destination network for the dial-in clients) through a direct connection. MAX 1800 Series Network Configuration Guide Preliminary November 3, 1998 13-31...

  • Page 408: How The Max Creates L2Tp Tunnels

    You can configure the LNS to authenticate a tunnel during tunnel creation. You must enable tunnel authentication on both the LAC and LNS. On the LNS, you must create a Names/Passwords profile where: 13-32 Preliminary November 3, 1998 MAX 1800 Series Network Configuration Guide...

  • Page 409: Client Authentication

    The LAC is responsible for requesting L2TP tunnels to the LNS. You configure the LAC to determine when a dial-in connection should be tunneled, and you can specify the LNS used for the connection. MAX 1800 Series Network Configuration Guide Preliminary November 3, 1998 13-33...

  • Page 410: Understanding The L2Tp Lac Parameters

    If you want the LAC to create L2TP tunnels for every call received on a specific WAN line: Open the Ethernet > Mod Config > L2 Tunneling Options menu. 13-34 Preliminary November 3, 1998 MAX 1800 Series Network Configuration Guide...

  • Page 411: Configuration Of The Max As An Lns

    Set L2TP Mode to either LNS or Both. If you require tunnel authentication, set L2TP Auth Enabled to Yes. You must configure both the LAC and LNS identically, to either require or not require authentication. MAX 1800 Series Network Configuration Guide Preliminary November 3, 1998 13-35...
  • Page 412 The default is 7. Set the parameter to 0 (zero) to disable flow control in the receiving direction. The MAX continues to perform flow control for the sending direction regardless of the value of L2TP RX Window. 13-36 Preliminary November 3, 1998 MAX 1800 Series Network Configuration Guide...
  • Page 413 Analog modems 3-50 RTMP packets 5-3 Ans N# 2-15 seed router 5-3 AnsOrig 3-11 when to use 5-1 Answer 2-15 Appletalk routing Answer profile parameters 5-6 Answer profile 3-2 MAX 1800 Series Network Configuration Guide Preliminary November 3, 1998 Index-1...
  • Page 414 Caller-ID 1-4 Bootstrap Protocol (BOOTP) 10-12 CHAP 3-17 3-21 3-50 3-51 BRI calls PAP 3-17 3-21 3-50 3-51 information, displaying 2-9 protocols (PAP and CHAP) 1-4 outbound, configuring 2-7 Index-2 Preliminary November 3, 1998 MAX 1800 Series Network Configuration Guide...
  • Page 415 Callback Delay 3-11 Clear 2-16 callback security 1-4 Clear Call 3-58 3-59 Called # 3-9 CLID 3-4 Caller-ID authentication 1-4 Client 12-2 12-5 Calling # 3-8 Client Pri DNS 10-13 calls MAX 1800 Series Network Configuration Guide Preliminary November 3, 1998 Index-3...
  • Page 416 DHCP options 3-5 gateway DLCI 4-18 DHCP server 10-44 home agent 13-19 diagnostics number 8-6 9-19 port 2-17 parameters 3-8 X.25 6-25 Session options parameters 3-9 Dial 2-15 telco options 3-11 Index-4 Preliminary November 3, 1998 MAX 1800 Series Network Configuration Guide...
  • Page 417 7-20 Connection profile, apply in 7-16 7-20 data 7-2 data filter, specify 7-19 Ethernet, apply on 7-19 Early CD 2-16 forwarding action 7-2 EGP. See External Gateway Protocol MAX 1800 Series Network Configuration Guide Preliminary November 3, 1998 Index-5...
  • Page 418 Generic filter parameters 7-7 See also switched Frame Relay 4-32 Generic Routing Encapsulation (GRE) 13-1 13-2 backup interfaces 4-16 circuit between NNI interfaces 4-27 GMT. See Greenwich Mean Time Index-6 Preliminary November 3, 1998 MAX 1800 Series Network Configuration Guide...
  • Page 419 Input SAP Filters 9-20 Host #N Addr 3-61 interface-based routing 10-7 Host #N Text 3-61 interfaces Host interface Alarm 2-26 configuring 2-17 backups for nailed connections 4-15 parameters 2-18 DLCI 4-12 MAX 1800 Series Network Configuration Guide Preliminary November 3, 1998 Index-7...
  • Page 420 IP routes and preferences IPX parameters 9-5 configuring 10-33 IPX RIP. See Routing Information Protocol IP routing 1-6 IPX Route profiles 9-3 BOOTP Relay 10-12 configuring 9-19 configuring 10-23 Index-8 Preliminary November 3, 1998 MAX 1800 Series Network Configuration Guide...
  • Page 421 MAX as an LNS, configuring 13-35 management features MAX, as a LAC, configuring 13-33 Flash RAM MAX, creates 13-32 and software, upgrading 1-8 LCN. See Logical Channel Number remote management MAX 1800 Series Network Configuration Guide Preliminary November 3, 1998 Index-9...
  • Page 422 Metric 3-4 interfaces 12-5 metrics 10-5 10-23 IP routing 1-6 configurable OSPF 11-5 multicast forwarding, configuring 12-1 Min Ch Count 3-24 multicasting mobile node router prioritized packet discarding 12-4 Index-10 Preliminary November 3, 1998 MAX 1800 Series Network Configuration Guide...
  • Page 423 Net Start 3-47 3-48 configurable metrics 11-5 NetWare configuring, WAN 11-15 Packet Burst 9-4 cost 11-5 WAN considerations 9-4 disabling ASBR calculations 11-13 NetWare Call filter parameters 7-22 EGP 11-3 MAX 1800 Series Network Configuration Guide Preliminary November 3, 1998 Index-11...
  • Page 424 Parallel Dial 3-25 Pool Number 3-14 Passwd 3-58 Pool Only 10-11 Password 3-15 3-44 13-7 13-13 13-18 Pool Start 10-20 for establishing bridging 8-3 Pool Summary 10-11 Telnet 10-12 Index-12 Preliminary November 3, 1998 MAX 1800 Series Network Configuration Guide...
  • Page 425 DLCI 4-19 NAT 10-44 pseudo-user frdlink 4-6 private routes 10-24 routing to PVC endpoint 4-19 privileges, obtaining 1-10 Rate Limit 12-2 12-5 Prof command 6-19 MAX 1800 Series Network Configuration Guide Preliminary November 3, 1998 Index-13...
  • Page 426 Sec SPID 2-6 Route IP 3-17 6-10 10-22 13-13 second IP address 10-9 Route IPX 3-17 Secure Access firewalls 7-2 Route Line 13-28 Security 3-55 3-61 Route line N 13-34 Index-14 Preliminary November 3, 1998 MAX 1800 Series Network Configuration Guide...
  • Page 427 Simple Network Management Protocol (SNMP) 1-7 static IP routes 10-4 alarm trap and multicasting 12-3 static IPX routes 9-3 management features 1-7 configuring 9-17 security 1-7 Simple Network Time Protocol (SNTP) 10-13 MAX 1800 Series Network Configuration Guide Preliminary November 3, 1998 Index-15...
  • Page 428 6-35 connection, configuring 6-34 TransitDelay 11-12 11-14 DTE-initiated calls 6-33 transparent bridging 8-4 flow control 6-33 trunk frame types 6-32 group 3 (Destination profiles) 2-34 Host-initiated calls 6-33 Index-16 Preliminary November 3, 1998 MAX 1800 Series Network Configuration Guide...
  • Page 429 VC Timer enable 6-14 serial port, configuring 2-9 VCE Timer Val 6-5 terminal server connections 3-2 VCE. See Virtual Call Establishment WINS 10-13 Virtual 1-6 Virtual Call Establishment (VCE) 6-5 MAX 1800 Series Network Configuration Guide Preliminary November 3, 1998 Index-17...
  • Page 430 SVC number 6-4 packet size 6-4 parameters 6-3 physical interface 6-1 profile, configuring 6-5 window size 6-4 X.25 Reset/Diag 6-4 X.25 Restart/Diag 6-4 X.25 Rev Charge Accept 6-4 Index-18 Preliminary November 3, 1998 MAX 1800 Series Network Configuration Guide...

Table of Contents