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4007R - Switch
3Com 4007R - Switch Manuals
Manuals and User Guides for 3Com 4007R - Switch. We have
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3Com 4007R - Switch manuals available for free PDF download: Implementation Manual, Getting Started Manual
3Com 4007R - Switch Implementation Manual (684 pages)
3Com 4007: Install Guide
Brand:
3Com
| Category:
Switch
| Size: 6.89 MB
Table of Contents
Table of Contents
3
About this Guide
31
Audience
31
Conventions
32
Scope of this Guide
32
Switch 4007 Documentation
34
Documentation Comments
35
Year 2000 Compliance
35
4007 System
37
Configuration Overview
39
Physical Configuration Requirements and Options
40
Requirements
40
Options
41
Order of Installation Activities
41
System Architecture
41
Management Options
42
Management Module Console
42
Switching Module Administration Console
43
Web Management Software
43
SNMP-Based Network Management Overview
44
Management Access
45
Terminal Port Access
45
Modem Port Access
46
Access Levels
46
System Configuration Process
47
Configuration Procedure
47
Configure each Switching Module
47
Configure the Management Module
47
Nderstanding He Anagement Module
51
Overview of the Management Module
53
Before You Start
53
Module Overview
54
Module Components
54
Module Functions
55
Impact on the Network
56
Installing Management Modules
57
Before You Start
57
Installing Modules
58
Hot Insert and Hot Swap
58
Installing Non-Management Modules
58
Creating a Redundant Configuration
59
Installation
59
The Relationship between Two Management Modules
59
The Failover Process
60
Connectivity Rules
61
Verifying Management Module Operation
62
The Display Button
63
Making Management Connections
63
Connecting to a 10BASE-T Ethernet Port
63
Using an MDI-To-MDI Crossover Cable
64
Connecting to an RS-232 Console Port
64
Using a Modem
66
Verifying Network Connectivity
67
EME Technical Specifications
69
Configuring and Using Eme Options
71
Quick Reference Configuration
72
Saving Configuration Values
72
Connecting to the System
73
Initial Access
73
Logging into the System
73
Terminating a Connection
73
Setting up an IP Address for Telnet
73
Connecting to Remote Devices
74
In-Band Connections
75
Serial Line Internet Protocol Connections
75
Configuring Access to the Web Interface
76
Entering Commands
77
The Command Completion Feature
77
Listing Command Options
78
Keystroke Functions
80
Configuring the Terminal
81
Configuring the Terminal to Default Settings
81
Changing the Terminal Configuration
82
Customizing Terminal Settings
82
Setting Terminal Hangup
83
Setting Terminal Prompt
83
Setting Terminal Timeout Value
83
Setting Terminal Type
84
Troubleshooting the Terminal Interface
84
Customizing Your System
86
Assigning a Unique Name
86
Setting EME Diagnostics
86
Assigning a Contact Name and Location
86
Configuring the Internal Clock
87
Configuring User Logins
89
User Access Levels
89
User Login Functions
89
Administer Access
89
Login Limitations
89
Setting the Password
90
Adding New Users
90
Showing Current Users
91
Clearing Login Names
93
Configuring SNMP Values
94
Interaction between the EME and SNMP
94
Setting up IP Connectivity
94
Assigning an IP Address to the EME
94
Defining a Default Gateway
95
Setting a Subnet Mask
95
Showing and Clearing IP Settings
95
Creating a Community Table
96
Configuring a Trap Destination
97
Configuring the Authentication Alert Setting
97
Configuring Trap Options
97
Viewing SNMP Extensions and Traps
98
Interpreting EME Trap Messages
98
Obtaining more Information about SNMP
99
Configuring the Event Log
100
Using the File System
101
Software Configuration Files
101
Displaying Files in the File System
101
Deleting All Files and Resetting the Management Module
102
Deleting Specified Files from the File System
102
Resetting System Components
104
Resetting the Chassis
104
Resetting Switching Modules
104
Resetting the EME
105
Resetting the EME to Default Values
105
Accessing the Administration Console
106
Running Diagnostic Tests
107
Reporting Diagnostic Errors
108
Characteristics
108
Setting Servdiag Characteristics
108
The Cont_Mode Characteristic
108
The Loop_Count Characteristic
108
Characteristics
109
Displaying Servdiag Characteristics
109
The Verbosity Characteristic
109
Obtaining Technical Assistance
109
Managing the Chassis Power and Temperature
111
Managingthechassispowerandtemperature
112
Managing Power in the Chassis
112
Intelligent Power Subsystem Features
112
Load-Sharing Power Supplies
113
Power Non-Fault-Tolerant Mode
114
Power Fault-Tolerant Mode
114
Setting Power Fault-Tolerance
115
Enabling and Disabling Power to Slots
116
Power Class Settings
117
Setting Power Class
117
Using the Default Power Class Setting
117
Power Class 10 Warnings
118
Budgeting Power
118
Allocating Power for Installed Modules
118
Increasing the Unallocated Power Budget
119
Determining Chassis Power Budget
120
Power Supply Output in Non-Fault-Tolerant Mode
121
Power Supply Output in Fault-Tolerant Mode
121
Overheat Conditions
122
Enabling and Disabling Automatic Module Power-Off
123
The Overheat Management Area
123
Overheat Power-Off Process
124
Overheat Recovery Process
125
Saved Power Management Configurations
125
Displaying Operating Conditions
126
Displaying Chassis Information
126
Displaying Module Information
127
Basic Information for All Modules
127
Basic Information for One Module
127
Detailed Information for All Modules
127
Displaying Power Information
128
Displaying Chassis Inventory Information
129
Displaying EME Information
129
Partiii Understandingyourswitchingmodules131
133
Modules
133
Module Parameters
133
Module Parameters Overview
134
Features
134
Benefits
134
Key Concepts
135
How to Set and Modify Module Parameters
135
Terminology
135
Nvdata
136
Physical Port Numbering
137
Slot Architecture
137
Default Port Settings
138
Configuring Port Status
139
Allocating Switch Fabric Capacity to Slots
140
9-Port GEN Switch Fabric Module
140
Using Table 33: Examples
140
24-Port GEN Switch Fabric Module
141
Using Table 34: Examples
142
Key Guidelines for Implementation
142
Effects of Removing a Module
143
VLAN Changes
143
Trunk Changes
143
Effects of Replacing Modules
144
Replacing Modules of the same Type
144
Replacing Modules of Different Types
144
Ethernet
145
Ethernet Overview
146
Features
146
Benefits
147
Link Availability
147
Link Bandwidths
147
Other Benefits
147
Key Concepts
148
Ethernet Packet Processing
150
Key Guidelines for Implementation
152
Link Bandwidths
152
Trunks
152
Port Enable and Disable (Port State)
153
Important Considerations
153
Port Labels
153
Implementing Port Labels
153
Autonegotiation
154
Important Considerations
154
Port Mode
156
Important Considerations
156
Flow Control
157
Important Considerations
157
PACE Interactive Access
158
Important Considerations
158
Port Monitoring
158
Standards, Protocols, and Related Reading
159
Ethernet Protocol
159
Media Specifications
159
Related Reading
160
Bridge -Wide and Bridge Port Parameters
161
Bridging Overview
162
Benefits
162
Key Bridging Concepts
163
Learning Addresses
163
Aging Addresses
163
Forwarding, Filtering, and Flooding
164
Loop Detection and Network Resiliency
164
Bridging Implementation Summary
165
Key Guidelines for Implementation
167
Physical Ports and Bridge Ports
167
Option for Fast Aging
167
If You Want to Use STP
167
Port Forwarding Behavior
168
Routing over Blocked STP Ports
168
STP Compatible with Trunking
168
STP Not Compatible with Resilient Links
169
Bridge Ports and Trunks
169
Multicast Limits and Trunks
169
Bridge Port Addresses in Closed VLAN Mode
169
GVRP Usefulness
169
STP Terms and Concepts
170
Configuration Messages
170
Bridge Hierarchy
170
Actions that Result from CBPDU Information
171
Comparing Cbpdus
173
Contents of Cbpdus
173
How a Single Bridge Interprets Cbpdus
174
How Multiple Bridges Interpret Cbpdus
175
Determining the Root Bridge
178
Determining the Root Ports
178
Determining the Designated Bridge and Designated Ports
178
Spanning Tree Port States
180
Reconfiguring the Bridged Network Topology
182
Resulting Actions
182
STP Bridge and Port Parameters
183
Bridge-Wide STP Parameters
183
Bridge-Wide STP State
183
Bridge Forward Delay
184
Bridge Hello Time
184
Bridge Maximum Age
184
Bridge Priority
184
STP Group Address
185
Bridge Port STP Parameters
186
Port Path Cost
186
Port Priority
186
Port State
186
MAC Address Table Design
187
Address Space
187
Important Considerations
187
Address Aging
189
Address Table Dependencies
189
Normal Aging Process
190
If the STP State Is Enabled
190
STP Topology Change
190
Port down Events
191
If the STP State Is Disabled
191
If STP State Is "Aging Only
192
Important Considerations
192
Frame Processing
194
IP Fragmentation
194
IPX SNAP Translation
195
Broadcast and Multicast Limits
195
Important Considerations
196
GARP VLAN Registration Protocol (GVRP)
197
Important Considerations
197
Standards, Protocols, and Related Reading
198
Class of Service (C O S)
199
Overview
200
Key Concepts
201
Basic Elements of the Standard
201
Format of Prioritized Packets
202
Queues and Priority Levels
202
Cos in Your System
203
Cos Architecture
203
Configuring a Rate Limit on Queue
204
Configuring Priority Levels
204
Important Considerations
204
Important Considerations
205
Handling Tagged and Untagged Packets
206
Standards, Protocols, and Related Reading
206
Ip Multicast Filtering with Igmp
207
Overview
208
Benefits
208
Key Concepts
210
Communication Protocols
210
Devices that Generate IP Multicast Packets
210
Group Addresses and Group Members
210
How Routers and Switches Use IGMP
211
IP Multicast Delivery Process
211
Tracking Group Member Locations
212
Host Membership Reports
213
How Hosts Use IGMP
213
Join Message
213
Leave-Group Messages
213
Report Suppression and Effect on Switch Activity
213
Configuring IGMP in Your System
214
Key Implementation Guidelines
215
Processing IP Multicast Packets
217
Effects of MAC Address Aliasing
218
Important Considerations
219
Operating as the Querier
220
Locating Multicast Routers
220
Aging the IGMP Tables
221
Standards, Protocols, and Related Reading
221
Trunking
223
Trunking Overview
224
Features
224
Benefits
224
Key Concepts
225
Port Numbering in a Trunk
225
Trunk Control Message Protocol (TCMP)
226
Key Guidelines for Implementation
227
General Guidelines
227
Trunk Capacity Guidelines
229
Automatic Backplane Trunking
230
Important Considerations
230
Defining Trunks
231
Important Considerations
231
Modifying Trunks
233
Important Considerations
233
Removing Trunks
233
Important Consideration
233
Standards, Protocols, and Related Reading
234
Resilient Links
235
Resilient Links Overview
236
Features
237
Benefits
237
Key Concepts
237
Key Guidelines for Implementation
238
General Guidelines
238
Resilient Link Define and Modify
238
Important Considerations
238
Resilient Link State
239
Important Considerations
239
Resilient Link Active Port
239
Resilient Link Remove
239
Important Consideration
239
Virtual Lan S (Vlan S )
241
VLAN Overview
242
Need for Vlans
242
Benefits
243
Vlans on the Switch 4007
243
Features
245
Key Concepts
246
Related Standards and Protocols
246
Tagging Types
247
VLAN Ids
248
Terminology
249
Key Guidelines for Implementation
250
Migration Path for Network-Based Vlans
250
Vlans Created by Router Port IP Interfaces
252
Design Guidelines
253
Procedural Guidelines
254
Equation for Vlans on Multilayer Switching Modules
256
Number of Vlans
256
VLAN Aware Mode
258
General Guidelines
259
VLAN Allopen or Allclosed Mode
261
Important Considerations
261
Modifying the VLAN Mode
263
Mode Requirements
264
Using Allclosed Mode
265
Using Allopen Mode
265
Port-Based Vlans
266
The Default VLAN
266
Modifying the Default VLAN
267
Trunking and the Default VLAN
268
User-Configured Port-Based Vlans
270
Important Considerations
270
Example 1: a Single VLAN Configuration
271
Example 2: Vlans with Tagged Backplane Ports
272
Example 3: Vlans with Tagged Front-Panel Ports
274
Dynamic Port-Based Vlans Using GVRP
277
Important Considerations
277
Example: GVRP
279
Protocol-Based Vlans
280
Important Considerations
280
Selecting a Protocol Suite
281
Establishing Routing between Vlans
282
Important Considerations
282
Example 1: Routing between Multilayer Modules
283
Example 2: One-Armed Routing Configuration
286
Network-Based IP Vlans
289
Important Considerations
289
Example: Network-Based Vlans
290
Ignore STP Mode
293
Important Considerations
293
Example: Ignore STP Mode
293
Rules of VLAN Operation
295
Ingress Rules
295
Egress Rules
298
Standard Bridging Rules for Outgoing Frames
298
Tag Status Rules
298
Examples of Flooding and Forwarding Decisions
299
Example 1: Flooding Decisions for Protocol-Based Vlans
299
Example 2: VLAN Exception Flooding
300
Rules for Network-Based (Layer 3) Vlans
300
Example 3: Decisions for One Network-Based VLAN
301
Modifying and Removing Vlans
302
Monitoring VLAN Statistics
303
Packet Filtering
305
Packet Filtering Overview
306
What Can You Filter
306
When Is a Filter Applied? - Paths
307
Input Packet Filtering: Receive Path
307
Internal Packet Filtering: Receive Internal Path
307
Output Packet Filtering: Transmit Path
307
Path Assignment
308
Key Concepts
309
Standard Packet Filters
309
Custom Packet Filters
310
Important Considerations
311
Managing Packet Filters
311
Tools for Writing Filters
313
ASCII Text Editor
313
Built-In Line Editor
313
Web Management Filter Builder Tool
315
Downloading Custom Packet Filters
317
Setting up Your Environment
317
Loading a Custom Filter on the Switch 4007
318
The Packet Filtering Language
319
How the Packet Filter Language Works
319
Principles for Writing a Custom Filter
319
Procedure for Writing a Custom Filter
320
Packet Filter Opcodes
322
Implementing Sequential Tests in a Packet Filter
329
Common Syntax Errors
331
Custom Packet Filter Examples
333
Destination Address Filter
333
Length Filter
333
Source Address Filter
333
Ethernet Type IPX and Multicast Filter
334
Multiple Destination Address Filter
334
Type Filter
334
Accept XNS or IP Filter
335
Source Address and Type Filter
335
XNS Routing Filter
335
Port Group Filter
336
Limits to Filter Size
336
Storage Rules for Preprocessed Packet Filters
336
Run-Time Storage of Packet Filters
336
Using Port Groups in Custom Packet Filters
337
Port Group Packet Filter Example
337
Port Group Filter Operation
337
Port Group Management and Control Functions
340
Defining Port Groups
340
Important Considerations
340
Long Custom Filter Example
341
Filtering Problem
341
Packet Filter Solution
342
Packet Filter One
344
Packet Filter Two
345
Combining a Subset of the Filters
346
Combining All the Filters
347
Optimizing the Filter with Accept and Reject Commands
348
Ip Routing
351
Routing Overview
352
Routing in a Subnetworked Environment
354
Integrating Bridging and Routing
355
Bridging and Routing Models
355
3Com Bridging and Routing
356
IP Routing Overview
358
Features and Benefits
359
Key Concepts
359
Multiple IP Interfaces Per VLAN
359
Media Access Control (MAC) Address
360
Network-Layer Address
360
IP Addresses
360
Dotted Decimal Notation
361
Network Portion
361
Subnetwork Portion
362
Subnet Mask Numbering
363
Variable Length Subnet Masks (Vlsms)
364
Guidelines for Using Vlsms
364
How Vlsms Work
364
Router Interfaces
365
Routing Table
366
Default Route
368
Routing Models: Port-Based and VLAN-Based
368
Key Guidelines for Implementing IP Routing
369
Configure Trunks (Optional)
369
Configure IP Vlans
370
Establish Your IP Interfaces
370
Interface Parameters
370
Defining an IP Interface
371
Important Consideration
371
Enable IP Routing
372
Administering IP Routing
372
Address Resolution Protocol (ARP)
372
Important Considerations
374
ARP Proxy
375
Important Considerations
375
Example
375
Internet Control Message Protocol (ICMP)
376
ICMP Router Discovery
377
Important Considerations
377
Example
378
ICMP Redirect
378
Important Considerations
379
Broadcast Address
380
Important Considerations
380
Directed Broadcast
380
Routing Information Protocol (RIP)
380
Basic RIP Parameters
381
RIP Mode
381
Compatibility Mode
382
Cost
382
Poison Reverse
382
Advertisement Address
383
Effects and Consequences
383
Versus RIP-2
383
Important Considerations
384
Routing Policies
384
How Routing Policies Work
385
Important Considerations
387
Implementing RIP Routing Policies
387
RIP Metric Adjustments
387
RIP Import Policy Conditions for Specified Interfaces
388
Multiple Matched Routing Policies
389
RIP Export Policy Conditions for Specified Interfaces
389
Setting up RIP Routing Policies
390
Effects and Consequences
390
Creating RIP Routing Policies
391
Domain Name System (DNS)
392
Important Considerations
392
User Datagram Protocol (UDP) Helper
393
Implementing UDP Helper
393
Configuring Overlapped Interfaces
394
Important Considerations
394
Standards, Protocols, and Related Reading
395
Requests for Comments (Rfcs)
395
Standards Organizations
395
Related Reading
396
Virtual Router Redundancy Protocol (Vrrp)
397
VRRP Overview
398
Router to Router
398
Host to Host and Host to Gateway
398
ICMP Router Discovery
398
Routing Protocols
398
Default Gateway
399
Static Route
399
Example
399
Key Concepts
400
How VRRP Works
401
Virtual Router Decision-Making
402
Important Considerations
403
VRRP and Other Networking Operations
404
Dynamic Routing Protocols (RIP, RIP-2, OSPF)
405
Spanning Tree Protocol (STP)
405
IGMP Queries
406
Dynamic Host Configuration Protocol (DHCP)
407
ICMP Redirect
407
IP Routing Policies
407
Quality of Service
407
Using VRRP on Your Switch 4007
407
VRRP with Multiple Virtual Routers
407
End Station Configuration
410
Spanning Tree Considerations
410
Sequence of Failover Events
411
VRRP Activity
411
VRRP with a Single Virtual Router
412
Configuring VRRP
414
Configuring Router 1 as the Master Router
414
Configuring the Protocol (IP) VLAN of the Master Router
415
Configuring the IP Interfaces
416
Configuring Router 2 as the Backup Router
417
Configuring the Master Router
417
Configuring the Protocol (IP) VLAN of the Backup Router
418
Configuring the IP Interfaces
419
Configuring the Backup Router
420
Switching from Master Router to Backup Router
420
Disabling the Master Router
421
Displaying the Results of the Master Router Change
421
Standards, Protocols, and Related Reading
422
Ip Multicast Routing
423
IP Multicast Overview
424
Unicast Model
424
Broadcast Model
424
Multicast Model
424
Benefits of IP Multicast
425
How a Network Supports IP Multicast
426
IP Multicast Routing
426
Supporting Protocols in Your Module
427
IP Multicast Tunnels
427
Supporting Protocol in Your Module
428
IP Multicast Filtering
428
Supporting Protocol in Your Multilayer Switching Module
428
Internet Support for IP Multicast
429
Key Concepts
429
Traffic Movement
429
IP Multicast Groups
430
Source-Group Pairs
430
Multicast Addresses
430
Registered Groups
430
Reserved MAC Addresses
431
How IGMP Supports IP Multicast
432
Electing the Querier
432
Query Messages
432
Host Messages
432
Response to Queries
432
Join Message
433
Leave-Group Messages
433
Role of IGMP in IP Multicast Filtering
433
How DVMRP Supports IP Multicast
434
Spanning Tree Delivery
434
Managing the Spanning Tree
435
Broadcasting
436
Interface Relationships
436
Pruning
436
Grafting
437
DVMRP Interface Characteristics
437
Key Guidelines for Implementation
438
Configuration Procedure
438
Impact of Multicast Limits
439
Impact of IEEE 802.1Q on Multicasts
439
Protocol Interoperability
439
Configuring DVMRP Interfaces
440
Configuring IGMP Options
440
Important Considerations
440
Querying and Snooping Modes
440
Configuring DVMRP Tunnels
441
Important Considerations
441
Configuring DVMRP Default Routes
443
How Default Routes Work
443
How to Configure a Default Route
443
Important Considerations
443
Viewing the DVMRP Cache
444
Viewing the DVMRP Routing Table
444
Using IP Multicast Traceroute
445
Important Considerations
446
Standards, Protocols, and Related Reading
446
Open Shortest Path First (Ospf) Routing
447
OSPF Overview
448
Features
448
Benefits
450
Key Concepts
453
Areas
453
Autonomous Systems
453
Neighbors and Adjacency
453
Router Types
454
Protocol Packets
455
Router Ids
455
Electing the Backup Designated Router
456
Establishing Adjacencies
456
Finding Neighbors
456
How OSPF Routing Works
456
Starting up
456
Calculating Shortest Path Trees
457
Electing the Designated Router
457
Routing Packets
457
Key Guidelines for Implementing OSPF
458
Autonomous System Boundary Routers
459
Configuring an ASBR
459
Areas
461
Types of Areas
462
Area Border Routers
464
Routing Databases
464
Configuring Route Summarization in Abrs
465
Important Considerations
465
Default Route Metric
468
OSPF Interfaces
468
Priority
469
Using Priority to Select a Designated Router
469
Area ID
470
Cost
470
Specifying Cost Metrics for Preferred Paths
470
Delay
471
Hello Interval
471
Retransmit Interval
472
Dead Interval
472
Password
472
Statistics
473
Important Considerations
473
Link State Databases
475
Router Link State Advertisements
475
Network Link State Advertisements
476
Summary Link State Advertisements
477
External Link State Advertisements
478
Important Considerations
479
Neighbors
480
Neighbor Information
481
Static Neighbors
483
Important Considerations
483
Router Ids
484
Important Considerations
484
OSPF Memory Partition
485
Default Memory Allocation
485
Current Partition Maximum Size
485
Allocated Memory Size
486
Running out of Memory - Soft Restarts
486
Manual Memory Allocation
487
Stub Default Metrics
487
System Memory Allocation
487
Important Considerations
488
Virtual Links
488
Important Considerations
490
OSPF Routing Policies
490
Important Considerations
491
Implementing Import Policies
493
Import Policies at a Glance
495
Implementing Export Policies
496
Import Example 1: Accept Route
496
Import Example 2: Reject Route
496
Export Policies for RIP and Static Routes
499
Export Example 1: Prohibit Advertisement of Non-OSPF Interfaces
500
Export Policies for Direct Interfaces
500
Export Example 2: Prohibit Advertisement of Static Address
501
Export Example 3: Prohibit Advertisement of RIP Routes
501
Export Example 4: Advertisement of Direct Interfaces
502
Export Example 5: Advertisement of Static Routes
502
Export Example 6: Advertisement of RIP Routes
503
OSPF Statistics
504
Standards, Protocols, and Related Reading
505
Ipx Routing
507
IPX Routing Overview
508
Features
509
Benefits
509
Key Concepts
510
How IPX Routing Works
510
IPX Packet Format
510
IPX Packet Delivery
512
Sending Node's Responsibility
513
Router's Responsibility
514
Terminology
515
Key Guidelines for Implementation
516
Procedural Guidelines
516
General Guidelines
516
IPX Interfaces
517
Important Considerations
517
Per-Interface Options
519
Netbios Option
519
Oddlengthpadding Option
519
IPX Routes
519
Important Considerations
519
Primary and Secondary Routes
520
Static Routes
520
Dynamic Routes Using RIP
520
Routing Tables
521
Selecting the Best Route
522
IPX Servers
523
Important Considerations
523
Primary and Secondary Servers
524
Static Servers
524
Dynamic Servers Using SAP
524
Maintaining Server Information
525
SAP Aging
525
SAP Request Handling
525
Server Tables
525
IPX Forwarding
526
Important Considerations
526
IPX RIP Mode
527
Important Considerations
527
RIP Policies
528
RIP Export Policies
528
RIP Import Policies
528
RIP Policy Parameters
529
Important Considerations
530
IPX SAP Mode
530
SAP Policies
530
SAP Export Policies
531
SAP Import Polices
531
SAP Policy Parameters
531
IPX Statistics
532
Standards, Protocols, and Related Reading
533
Apple Talk Routing
535
Appletalk Overview
536
Features
536
Benefits
537
Key Concepts
538
Appletalk Protocols
538
Link Layer Protocols
539
Network Layer Protocols
539
Physical Layer Protocols
539
Transport Layer Protocols
540
Session Layer Protocols
543
Presentation Layer Protocols
544
Appletalk Network Elements
545
Appletalk Networks
545
Appletalk Nodes
545
Appletalk Zones
546
Named Entities
546
Seed Routers
546
Terminology
546
Key Implementation Guidelines
547
Appletalk Interfaces
548
Important Considerations
549
Appletalk Routes
550
Important Considerations
551
Appletalk Address Resolution Protocol (AARP) Cache
552
Appletalk Zones
554
Important Considerations
555
Changing Zone Names
556
Aging out the Network Range
556
Forwarding Appletalk Traffic
558
Enabling Forwarding
558
Disabling Forwarding
558
Important Considerations
558
Checksum Error Detection
559
Important Considerations
559
Appletalk Echo Protocol (AEP)
559
Appletalk Statistics
560
Datagram Delivery Protocol (DDP)
560
Routing Table Maintenance Protocol
561
Zone Information Protocol
562
Name Binding Protocol
563
Standards, Protocols, and Related Reading
564
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3Com 4007R - Switch Getting Started Manual (64 pages)
Brand:
3Com
| Category:
Switch
| Size: 1.73 MB
Table of Contents
Getting Started Guide
1
Table of Contents
3
About this Guide
5
Conventions
5
2 Using Switch 4007R Modules
5
World Wide Web Site
6
1 Ntroducing the
7
4007R 8-Slot
7
Overview
7
Switch Features
9
Management Features
10
EME Management Architecture
10
EME Network Management Functions
11
Switch Backplane Architecture
11
Backplane Connector Architecture
12
Hardware Components
13
Power Supplies
13
Fan Trays
14
Modules
15
Switch Fabric Modules
17
Gigabit Ethernet Switch Fabric Modules
18
Redundant Operation in the 8-Slot Chassis
18
Management Modules
19
Enterprise Management Engine (EME)
19
Interface Modules
20
Layer 2
20
Slot Restrictions
21
Management Access
21
Administration Console Access
21
Web Management Access
22
Where to Go from here
22
3 Starting the Switch 4007R
23
Power on the Switch
23
What Occurs During Startup
23
Where to Go from here
24
4 Avigating the
27
Documentation CD-Rom
27
Viewing PDF Files
27
Using Bookmarks
27
Searching Documents
28
Browsing on the Web
28
Aintaining the
29
Routine Maintenance
29
Removing and Replacing a Power Supply
30
Removing an 820-Watt Power Supply
30
Replacing an 820-Watt Power Supply
32
Removing and Replacing a Fan Tray
33
Removing a Fan Tray from the Chassis
34
Replacing a Fan Tray in a Chassis
35
8-Slot Chassis Specifications
37
Environmental
37
Physical
37
Power
38
Regulatory Compliance
38
Interfaces
39
Power Supply Regulatory Compliance
39
820-Watt AC Power Supply
39
Safety , and Preinstallation Information
41
Site Requirements for the Switch
41
Location Requirements
41
Precautionary Guidelines
42
Rack-Mount Installation Recommendations
43
Ventilation Requirements
43
Power Requirements
44
820-Watt AC Power Supply
44
Safety Information
44
Denmark Safety Certification
44
FDA Class 1 Laser Device
45
Laser Warning
45
LED Warning
45
Preinstallation Information
46
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