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Manuals and User Guides for Digi PortServer II. We have
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Digi PortServer II manual available for free PDF download: User Manual
Digi PortServer II User Manual (277 pages)
Communication Terminal Server
Brand:
Digi
| Category:
Server
| Size: 1.61 MB
Table of Contents
Table of Contents
5
About this User's Guide
17
Where Do I Look for more Information
17
Which Chapters Should I Read
18
Document Conventions
19
Other Portserver II Documentation
19
Chapter 1 Introduction
21
When Should I Read this Chapter
21
In this Chapter
21
Features and Functions
22
Basic Operation
25
Configuration of Serial Ports
25
Terminals and Users
25
Printers
25
Modems and Dial-Up Links
26
Ppp
26
SLIP and CSLIP
27
Filters and Scripts
27
Radius
27
Frame Relay
27
Snmp
28
Realport Protocol
28
Authentication and Security
28
Ethernet Connection and Dynamic IP Addressing
29
Statistics and Logging
29
Remote Configuration
29
Expanding Portserver II with Additional Ports
30
Description of Portserver II Hardware
30
Typical Applications
31
Terminal Server Configuration - Local Devices and Realport
31
Terminal Server Configuration - Remote Devices and Realport
32
Terminal Server Configuration - Multiple Remote Devices at Several Locations
33
TIP - Leased Lines
34
Communications Server Configuration - Remote Dial-In Users at Several Locations
35
Communications Server Configuration - Dial-Out Access to the Internet
36
Specifications
37
Network Compatibility
37
Ports
37
Power Requirements
37
Environment Requirements
37
Dimensions
37
Limits
38
Chapter 2 Operation
39
When Should I Read this Chapter
39
In this Chapter
39
Portserver II Front Panel
40
LED Indicators
40
Alphanumeric Display
40
Pushbuttons
41
Interpreting the LED Indicators
42
Serial Port Status
42
Ethernet Activity
43
Portserver II Side and Rear Panels
45
Side Panel
45
Power On/Off Switch and Socket
45
EBI out Connector
45
Thinnet Connector, Twisted Pair Connector
46
Rear Panel
46
Chapter 3 Installation
47
When Should I Read this Chapter
47
In this Chapter
47
Before You Begin
48
Surveying the Installation Site
48
Interference Limitation
48
Recommended Maximum Distance Limitations
50
Ethernet
50
EIA RS-232 Serial Ports
50
Inspecting Portserver II
51
Tools and Equipment Required
51
Site Preparation
52
Site Environment
52
Safe Installation Practices
53
Installing and Connecting Portserver II
54
General Procedure
54
Connecting Portserver II to the Ethernet LAN
54
Connecting Portserver II to Serial Devices
55
General
55
Ten Pin RJ-45
56
Eight Pin RJ-45
57
Six Pin RJ-11
58
Four Pin RJ-11
59
Connecting the Configuration Terminal
60
Connecting to Terminals and Pcs
61
Connecting to Modems
63
Altpin
64
Connecting to Printers
65
Connecting to Frame Relay
67
Wiring Ports for Specific Devices
68
Dev=Host (Computer or Other Devices)
68
Dev=Hdial
69
Dev=Hio
69
Dev=Term (Terminals)
69
Dev=Prn (Printers)
70
Dev=Min (Modem In)
70
Dev=Mout (Modem Out)
70
Dev=Mio (Modem in & Out)
71
Connecting to the External Bus Interface
72
Chapter 4 Basic Configuration
75
When Should I Read this Chapter
75
In this Chapter
75
Entering Configuration Commands
76
Abbreviations
76
Editing Keystrokes
77
Specifying the Range of Set Configuration Commands
78
Saving Configuration Changes to Flash ROM
79
On-Line Help
80
Help Menu
80
Command-Specific Help
80
Logging on to Portserver II
81
Configuring the Ethernet Connection
82
Configuring Portserver II over the Ethernet
84
Running RARP on the Server
84
Testing the Network Connection
85
Portserver II TCP/IP Port Numbers
86
Configuring a User
87
Creating a New User
87
Using the IP Pool
94
Creating a Pool
94
Assigning a Device to Use an Address from the IP Pool
94
Configuring a User for Manual or Automatic Login and Connection to a Host
95
Configuring a User for Manual Login
95
Configuring a New User for Automatic Login and Connection
97
Providing a Navigation Menu for each User
98
Removing a User
99
Changing a User's Name
99
Users Logging on to Portserver II
100
Using Configuration Commands
101
Chapter 5 Configuring Terminals
103
When Should I Read this Chapter
103
In this Chapter
103
Setting up a Terminal
104
Chapter 6 Configuring Security
107
When Should I Read this Chapter
107
In this Chapter
107
Levels of Security
108
Root Login
109
Regular User Login
110
Regular User Login with Password Authentication
110
Regular User Login Without Password
111
Autoconnect User Login
112
Auto-Connection of any User on One or more Ports
112
Auto Connection of a User with Password Protection
113
Auto Connection of a User Without a Password
113
Autoconnect Port
114
Chapter 7 Configuring Multiple Sessions and Multiple Screens
115
When Should I Read this Chapter
115
In this Chapter
115
General
116
Multiple Sessions
116
Configuring Multiple Sessions
116
Starting Multiple Sessions
117
Controlling Multiple Sessions
117
Telnet Sessions
117
Rlogin Session
118
Switching to Another Session
118
Closing a Session
119
An Example of Multiple Telnet Sessions
120
Multiple Screens
123
Configuring Terminals for Multiple Screens
123
How to Use Multiple Screen Sessions
123
Chapter 8 Configuring WAN Connections
125
When Should I Read this Chapter
125
In this Chapter
125
WAN Connections Explained
126
Incoming WAN Connections
128
How Incoming Connections Are Established
128
Configuring Incoming Connections
128
Verifying the Incoming Connection
132
Outgoing WAN Connections
133
How Outgoing Connections Are Established
133
How Ports Are Used
134
Configuring Outgoing Connections
134
Verifying the Outgoing Connection
139
Bidirectional WAN Connections
139
Filters
140
General
140
Creating a Filter
140
Syntax for Filter Stanzas
140
Configuring Actions that will Not be Taken
140
Applying Actions to Source or Destination
141
Applying Actions to Inbound or Outbound Packets
141
Applying Actions to Specific Types of Packet
141
Examples of Filters that Perform Common Functions
142
Building a Firewall with Passpacket Filters
142
A Filter that will Block All Except Specific Ftp Packets
142
A Filter that will Bring up a Connection When It Detects IP Packets
142
A Filter that will Bring up a Connection When It Detects any IP Packet Except DNS
143
Tracing Messages
143
Chapter 9 Configuring Modem Connections
145
When Should I Read this Chapter
145
In this Chapter
145
About Modem Connections
146
Configuring Your Modem
146
Configuring the Modem Connection
147
Dialer and Login Scripts
149
Creating or Editing a Script
149
Script Commands
150
State Parameters
151
Escape Commands
152
Running a Script
153
Examples of Scripts that Perform Specific Functions
153
A Login Script
153
A Script that Tries Alternate Numbers
154
A Script that Tries the same Number Multiple Times
154
A Script to Initialize a Hayes-Compatible Modem
155
A Script to Test a Specific Modem
155
Modem Pools
156
Telnet and Modems
157
Configuring CU and UUCP to Dial out
158
Description of Operation
159
Configuring Your System
159
RTTY Program
161
Chapter 10 Configuring TCP/IP Routing
163
When Should I Read this Chapter
163
In this Chapter
163
Types of Routing Available
164
Description of Passive Routing
165
Description of Active Routing
165
Passive Routing
166
Active Routing
167
Chapter 11 Configuring Realport Connections
169
When Should I Read this Chapter
169
In this Chapter
169
Realport Basics
170
Configuring Portserver II for Realport Operation
171
Chapter 12 Configuring SNMP
173
When Should I Read this Chapter
173
In this Chapter
173
General
174
Configuring the SNMP Agent
175
Monitoring SNMP Status on Portserver II
176
Supported SMNP Variables
177
Chapter 13 Configuring Printer Connections
181
When Should I Read this Chapter
181
In this Chapter
181
General
182
Configuring a Printer Connection
182
Printing a File Using Telnet or Rsh
184
Using Telnet
184
Using Rsh
184
Troubleshooting
184
Printing Using Lpd Protocol
185
Configuring the Printer
185
Queue Name Examples
186
Chapter 14 Configuring Frame Relay
187
When Should I Read this Chapter
187
In this Chapter
187
What Is Frame Relay
188
Specifying Frame Relay
189
Designing a Network to Use with Frame Relay
190
Configuring a Frame Relay Port
192
Chapter 15 Configuring RADIUS
195
When Should I Read this Chapter
195
In this Chapter
195
How Does RADIUS Work
196
Configuring RADIUS
197
Configuring RADIUS on a Server
198
Chapter 16 Remote Configuration
199
When Should I Read this Chapter
199
In this Chapter
199
When Should I Use Remote Configuration
200
Upgrading Portserver II Software
200
Editing Portserver II's Configuration from a Remote Host
202
Copying a Portserver II Configuration File to a Host
202
Editing the Configuration File
203
Restoring a Portserver II Configuration File from a Host
204
TFTP Error Messages on Portserver II
205
Chapter 17 Troubleshooting
207
When Should I Read this Chapter
207
In this Chapter
207
Power on Self Test
208
Interpreting the Alphanumeric Display
209
User Diagnostics
210
Terminal Diagnostics
210
Front Panel Display Diagnostics
212
Basic Test Descriptions
212
Test 1 - Panel Light Test
212
Test 2 - Memory Test
212
Test 3 - Timer Test
213
Test 4 - Built-In UART and External EBI Internal Loopback Test
213
Test 5 - Built-In UART and External EBI External Loopback Test
213
Test 6 - Test Ethernet Internal Loopback
213
Test 7 - Test Ethernet External Loopback
213
Test 8 - Test Flash ROM
213
Test 9 - Watchdog Timer Test
213
Resetting Portserver II to Factory Defaults
214
Statistics
215
Viewing Statistics
215
Clearing Statistics
215
Interpretation of Statistics
216
IP Statistics
216
ICPM Statistics
218
TCP Statistics
220
UDP Statistics
221
Interface Statistics
222
Frame Statistics
223
Frame Relay Statistics
224
Hardware Error Counts
229
Trace Messages
230
Enabling Trace Messages
230
Explanation of Trace Messages
231
Critical Trace Messages
231
Non-Specific Trace Message
231
ARP Messages
232
Serial Messages
232
DNS Messages
233
Ethernet Messages
233
Frame Relay Messages
233
IP Messages
234
Netcx Messages
235
NETD Messages
236
INETD Messages
237
PPP Messages
238
Routed Messages
239
TCP Messages
239
WAN Messages
239
Dialer Messages
242
Warning Trace Messages
243
ARP Messages
243
DNS Messages
243
Frame Relay Messages
243
Telnet Messages
244
IP Messages
244
Forwarder Messages
246
Routed Messages
246
Netcx Messages
247
NETD Messages
248
INETD Messages
248
Serial Messages
248
User Messages
248
RADIUS Messages
250
PPP Messages
251
VJ (Van Jacobsen) Messages
252
Wan Messages
253
Dialer Messages
254
Tracing the Route to a Host
255
Examples of Printout Generated by the Traceroute Command
256
Troubleshooting Frame Relay
257
Chapter 18 Digi Support Services
259
When Should I Read this Chapter
259
In this Chapter
259
Web Server: Access to Digi Information
260
Purpose
260
Url
260
Internet FTP Server: Access to Digi Drivers
260
Address
260
Tips on Using the FTP Server
260
Digi BBS: Access to Drivers and Information
261
Purpose
261
Modem Support
261
Telephone Numbers
261
Faxback Server: Information by Fax
261
How to Use the Faxback Server
261
Customer Service
262
Purpose
262
How to Reach Customer Service
262
Return Procedures
262
Warranty Information
262
Return Procedure
262
Technical Support
263
Introduction
263
Support Process
263
When You Call Technical Support
263
How to Contact Digi Technical Support
263
Glossary
265
Index
271
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