Intel® NetStructure
™
Intel
®
NetStructure
™
480T Routing Switch User Guide
480T Routing Switch
User Guide User Guide
User Guide
User Guide User Guide
Copyright © 2001, Intel Corporation. All rights reserved.
Intel Corporation, 5200 NE Elam Young Parkway, Hillsboro OR 97124-6497
Intel Corporation assumes no responsibility for errors or omissions in this manual. Nor does Intel make any commitment to
update the information contained herein.
* Other names and brands may be claimed as the property of others.
FourthEdition November 2001 A14542-001
Contents
Contents ................................................ i
Preface .................................................1
Introduction ..................................................................... 1
Related Publications .......................................................2
1: Overview .......................................... 3
Summary of Features ..................................................... 3
Full-Duplex Support..................................................... 5
Virtual LANs (VLANs) .................................................. 5
Spanning Tree Protocol (STP) .................................... 5
Quality of Service (QoS).............................................. 6
Unicast Routing ........................................................... 6
IP Multicast Routing .................................................... 6
Load Sharing............................................................... 7
Software Licensing - Router License Keys .................. 7
Basic Functionality ...................................................... 7
Full Layer 3 Functionality ............................................ 8
Verifying the Router License ....................................... 8
Upgrading a Router License........................................ 8
Physical Features ............................................................ 8
Front View ................................................................... 8
Rear View .................................................................... 9
C O N T E N T S
AC Connector ............................................................ 10
Serial Number............................................................ 10
Console Port.............................................................. 10
Management Port ...................................................... 10
MAC Address ............................................................ 10
Switch LEDs .............................................................. 10
Software Factory Defaults ............................................12
Media Types, Distances and Specifications ...............14
Optical Output Power ................................................ 15
2: Installation and Setup ................... 17
Important Safety Information .......................................17
Determining the Switch Location ................................18
Installing the Switch ...................................................... 18
Rack Mounting........................................................... 18
Free-Standing............................................................ 20
Connecting Equipment to the Console Port .............. 20
Turning On the Switch .............................................. 20
Checking the Installation ........................................... 20
Logging In for the First Time ........................................21
Upgrading Your Firmware ............................................22
Installing the Gigabit Interface Connector (GBIC) ......22
3: Using Intel® Device View .............. 23
Installing Intel Device View ..........................................23
To Install Intel Device View ....................................... 24
Starting the Windows§ Version ................................. 25
Starting the Web Version........................................... 25
Installing a New Device ................................................. 26
To Install and Configure a New Switch for Management
26
Using the Device Tree ...................................................26
Device Tree icons...................................................... 27
To Add a Device to the Device Tree.......................... 28
To Refresh the Device Tree ...................................... 28
To Delete a Device from the Device Tree ................. 28
To Find a Device in the Device Tree ......................... 28
Losing Contact with a Device .................................... 29
Managing a Switch ........................................................29
ii
Intel® NetStructure™ 480T Routing Switch User Guide
Viewing RMON Information ..........................................30
To View RMON Statistics .......................................... 31
4: Using Web Device Manager .......... 33
Enabling and Disabling Web Access ...........................33
Setting Up Your Browser ..............................................34
Accessing Web Device Manager ..................................35
Navigating Web Device Manager .................................35
Task Frame ............................................................... 35
Content Frame........................................................... 36
Browser Controls .......................................................36
Status Messages .......................................................37
Stand-alone Buttons ..................................................37
Saving Changes .............................................................37
Filtering Information ......................................................38
Using the
Get Command to Configure a VLAN ............38
TFTP Server ...................................................................38
5: Accessing the Switch .................... 39
Understanding the Command Syntax .........................39
Syntax Helper ............................................................ 40
Command Completion with Syntax Helper................ 40
Abbreviated Syntax ................................................... 40
Command Shortcuts.................................................. 41
Numerical Ranges ..................................................... 41
Names ....................................................................... 41
Symbols ..................................................................... 42
Line-Editing Keys ..........................................................43
Command History .......................................................... 44
Common Commands ....................................................44
Configuring Management Access ................................48
User Account ............................................................. 48
Administrator Account ............................................... 48
Prompt Text ............................................................... 49
Default Accounts ....................................................... 49
Changing the Default Password ................................49
Creating a Management Account .............................. 50
Viewing Accounts ......................................................50
Deleting an Account ..................................................51
iii
C O N T E N T S
Domain Name Service Client ........................................51
Real-time Basic Connectivity Checking ......................52
Ping ........................................................................... 52
Traceroute ................................................................. 53
Methods of Managing the Switch ................................53
Using the Console Interface ...................................... 54
Using the 10/100 UTP Management Port.................. 54
Using Telnet ...................................................................54
Connecting to Another Host Using Telnet ................. 55
Configuring Switch IP Parameters............................. 55
Using a BOOTP Server .............................................55
Manually Configuring the IP Settings ........................56
Disconnecting a Telnet Session ................................ 58
Controlling Telnet Access .......................................... 58
Using Access Profiles ...................................................59
Creating an Access Profile ........................................ 59
Access Profile Rules.................................................. 61
Access Profile Example ............................................. 61
Using Web Device Manager .........................................61
Controlling Web Access ............................................ 62
Simple Network Management Protocol (SNMP) .........62
Accessing Switch Agents .......................................... 63
Supported MIBs......................................................... 63
Configuring SNMP Settings ....................................... 63
Displaying SNMP Settings......................................... 66
Authenticating Users ....................................................66
RADIUS Client........................................................... 66
Per-Command Authentication Using RADIUS ...........67
Configuring RADIUS Client .......................................67
RADIUS RFC 2138 Attributes ...................................70
Configuring TACACS+ .............................................. 70
Simple Network Time Protocol (SNTP) .......................72
Configuring and Using SNTP .................................... 73
SNTP Configuration Commands ............................... 77
SNTP Example .......................................................... 77
iv
Intel® NetStructure™ 480T Routing Switch User Guide
6: Configuring Ports .......................... 79
Configuring Ports ..........................................................79
Changing Port Speed and Duplex Setting................. 80
Random Early Detection (RED)................................. 80
Turning Off Auto-negotiation for a GBIC Port............ 81
Jumbo Frames ...............................................................81
Enabling Jumbo Frames............................................ 82
Path MTU Discovery.................................................. 82
IP Fragmentation with Jumbo frames ........................ 83
IP Fragmentation within a VLAN ...............................83
Load Sharing ..................................................................84
Load Sharing Algorithms ........................................... 84
Configuring Load Sharing.......................................... 85
Load-Sharing Example .............................................. 86
Verifying the Load Sharing Configuration.................. 86
Port Commands .............................................................86
Port-Mirroring ................................................................90
Mirroring Combined with Load Sharing ..................... 90
Mirroring IP Multicast Traffic ...................................... 91
Mirroring Bandwidth................................................... 91
Mirroring and Flooding............................................... 91
Mirroring and Download Configuration ...................... 91
Port-Mirroring Commands ............................................91
Port-Mirroring Example.............................................. 92
Enterprise Discovery Protocol .....................................92
EDP Commands........................................................ 93
7: Virtual LANs (VLANs) ..................... 95
Overview of Virtual LANs ..............................................95
Benefits...................................................................... 95
VLANs Help to Control Traffic ...................................96
VLANs Provide Extra Security ...................................96
VLANs Ease Device Change and Movement ............96
Bi-directional Rate Shaping for Layer 3 Routed VLANs .
96
Types of VLANs .............................................................97
Port-Based VLANs .................................................... 97
Spanning Switches with Port-Based VLANs .............98
Tagged VLANs .......................................................... 99
Uses of Tagged VLANs ...........................................100
v
C O N T E N T S
Assigning a VLAN Tag ............................................100
Mixing Port-Based and Tagged VLANs ...................102
Protocol-Based VLANs ............................................ 102
Predefined Protocol Filters ......................................103
Defining Protocol Filters ..........................................104
Deleting a Protocol Filter .........................................105
Precedence of Tagged Packets Over Protocol Filters....
105
VLAN Names ................................................................105
Default VLAN........................................................... 106
Renaming a VLAN................................................... 106
Configuring VLANs on the Switch .............................106
VLAN Configuration Examples ................................ 108
Example 1 ................................................................108
Example 2 ................................................................109
Example 3 ................................................................109
Example 4 ................................................................109
Example 5 ................................................................109
Displaying VLAN Settings ..........................................110
VLAN Statistics ............................................................ 111
Deleting VLANs ........................................................... 111
VLAN Tunneling (vMANs) ...........................................111
MAC-Based VLANs .....................................................114
MAC-Based VLAN Guidelines................................. 114
MAC-Based VLAN Limitations................................. 115
MAC-Based VLAN Commands ............................... 116
MAC-Based VLAN Example.................................... 116
Timed Configuration Download, MAC-Based VLANs ....
117
Example ................................................................... 118
8: Forwarding Database (FDB) ......... 119
Overview of the FDB ...................................................119
IP FDB Performance ............................................... 119
FDB Contents .......................................................... 120
FDB Entry Types ..................................................... 120
Dynamic Entries ......................................................120
Non-aging Entries ....................................................120
Permanent Entries ...................................................121
Blackhole Entries ..................................................... 121
vi
Intel® NetStructure™ 480T Routing Switch User Guide
How FDB Entries Get Added................................... 121
Associating a QoS Profile with an FDB Entry.......... 122
Configuring FDB Entries .............................................122
FDB Configuration Examples 123
Displaying FDB Entries ...............................................124
Removing FDB Entries ................................................124
9: Spanning Tree Protocol (STP) ..... 125
Overview of Spanning Tree Protocol .........................125
Spanning Tree Domains .............................................125
STP Configurations .....................................................126
Configuring STP ...................................................... 129
STP Configuration Example .................................... 132
Displaying STP Settings .............................................132
Disabling and Resetting STP ......................................133
10: Quality of Service (QoS) ............ 135
Overview of Policy-Based Quality of Service ...........135
Random Early Detection.......................................... 136
Policy-Based Routing and Route Load Sharing ...... 136
Performance Impact ....................................................136
Applications and Types of QoS .................................137
Voice Applications ................................................... 137
Video Applications ................................................... 137
Critical Database Applications................................. 138
Web Browsing Applications ..................................... 138
File Server Applications ........................................... 139
Building Blocks ...........................................................139
Assigning QoS Attributes ..........................................139
QoS Profiles .................................................................140
Configuring a QoS Profile ........................................ 142
Modifying a QoS Profile ........................................... 144
Traffic Groupings and Creating a QoS Policy ..........144
IP-Based Traffic Groupings ..................................... 145
MAC-Based Traffic Groupings................................. 145
Permanent MAC Addresses ....................................146
Dynamic MAC Addresses ........................................146
Blackhole MAC Address .......................................... 146
Broadcast/Unknown Rate Limiting MAC Address ...147
Verifying MAC-Based QoS Settings ........................147
vii
C O N T E N T S
Explicit Class of Service Traffic Groupings (802.1p and
DiffServ)................................................................... 147
Configuring 802.1p Priority ......................................148
Observing 802.1p Information .................................148
Replacing 802.1p Priority Information .....................149
802.1p Commands ..................................................150
Configuring DiffServ ................................................ 151
Observing DiffServ Information ...............................152
Changing DiffServ Code Point Assignments in the QoS
Profile ...................................................................... 152
Replacing DiffServ Code Points ..............................153
DiffServ Example .....................................................156
Physical and Logical Groupings .............................. 156
Source Port ..............................................................156
VLAN ....................................................................... 157
Verifying Physical and Logical Groupings ...............157
Verifying Configuration and Performance ................157
QoS Monitor ............................................................ 158
Real-Time Performance Monitoring ......................... 158
Background Performance Monitoring ...................... 159
Displaying QoS Information..................................... 159
Modifying a QoS Policy ..............................................160
QoS Profile Buffer .......................................................160
Maximum QoS Buffer .............................................. 160
Bandwidth Settings and Their Impact...................... 161
Maximum bandwidth settings ..................................161
Minimum bandwidth settings ...................................162
Bi-directional Rate Shaping for Layer 3 Routed VLANs
163
Configuring Bi-Directional Rate Shaping ................. 164
Bi-Directional Rate Shaping Limitations .................. 165
Bi-Directional Rate Shaping Commands ................. 165
11: Enterprise Standby Router Protocol
(ESRP) .............................................. 167
Overview ......................................................................167
ESRP-Aware Switches............................................ 168
ESRP Basics ................................................................168
Multiple ESRP VLANs ............................................. 169
Mixing Clients and Routers on ESRP VLANs.......... 169
viii
Intel® NetStructure™ 480T Routing Switch User Guide
Ensure that EDP is Enabled .................................... 169
ESRP and Host Attached Ports............................... 169
Open Shortest Path First and ESRP ....................... 169
Determining the ESRP Master ....................................170
ESRP Tracking ........................................................ 171
ESRP VLAN Tracking ..............................................171
ESRP Route Table Tracking ...................................171
ESRP Ping Tracking ................................................171
ESRP Election Algorithms ....................................... 172
Master Switch Behavior........................................... 172
Standby Switch Behavior......................................... 172
Electing the Master Switch ...................................... 173
Failover Time ........................................................... 173
ESRP Options ..............................................................174
ESRP Host Attach ................................................... 174
ESRP Domains........................................................ 175
ESRP Groups .......................................................... 175
Linking ESRP Switches ..............................................177
Configuring ESRP and Multinetting ...........................177
ESRP and Spanning Tree ...........................................177
ESRP and VLAN Aggregation ....................................178
ESRP Commands ........................................................179
ESRP Examples ...................................................... 182
Single VLAN Using Layer 2 and Layer 3 Redundancy ..
182
Multiple VLANs Using Layer 2 Redundancy ............184
Displaying ESRP Information .....................................186
ESRP Environment and Diagnostic Tracking .......... 186
12: IP Unicast Routing .................... 189
Overview of IP Unicast Routing .................................189
Policy-Based Routing and Route Load-Sharing ...... 190
Router Interfaces ..................................................... 191
Populating the Routing Table .................................. 192
Dynamic Routes ...................................................... 192
Static Routes ...........................................................192
Multiple Routes ........................................................193
IP Route Sharing ..................................................... 193
Route Map Support .....................................................193
Route Map Support for OSPF Export ...................... 194
ix
C O N T E N T S
BGP and OSPF Route Map Support for Tagging.... 195
BGP and OSPF Route Map Support for DSB Accounting
195
Proxy ARP ....................................................................196
ARP-Incapable Devices........................................... 196
Proxy ARP Between Subnets.................................. 196
Relative Route Priorities .............................................197
IP Multinetting ..............................................................198
IP Multinetting Operation ......................................... 199
IP Multinetting Examples ......................................... 200
Configuring IP Unicast Routing .................................201
Verifying the IP Unicast Routing Configuration ....... 202
VLAN Aggregation ......................................................202
VLAN Aggregation Properties ................................. 204
VLAN Aggregation Limitations................................. 204
SubVLAN Address Range Checking ....................... 205
Isolation Option for Communication Between subVLANs
205
VLAN Aggregation Commands ............................... 205
VLAN Aggregation Example.................................... 206
Verifying the VLAN Aggregation Configuration ....... 207
Configuring DHCP/BOOTP Relay ..............................207
Verifying the DHCP/BOOTP Relay Configuration ... 208
UDP Forwarding ..........................................................208
Configuring UDP Forwarding................................... 209
UDP-Forwarding Example....................................... 209
ICMP Packet Processing ......................................... 209
UDP-Forwarding Commands .................................. 210
IP Commands ..............................................................211
Routing Configuration Example ................................219
Displaying Router Settings ........................................220
Resetting and Disabling Router Settings ..................221
13: RIP and OSPF ............................ 223
Overview ......................................................................223
Distinguishing RIP and OSPF ................................. 224
Overview of RIP ........................................................... 225
Routing Table .......................................................... 225
Split Horizon ............................................................ 225
Poison Reverse ....................................................... 225
x
Intel® NetStructure™ 480T Routing Switch User Guide
Triggered Updates................................................... 226
Route Advertisement of VLANs ............................... 226
RIP Version 1 Compared to RIP Version 2 ............. 226
Overview of OSPF .......................................................226
Link-State Database ................................................ 227
Areas ....................................................................... 227
Area 0 ......................................................................228
Stub Areas ...............................................................228
Not-So-Stubby-Areas (NSSAs) ...............................228
Normal Area ............................................................229
Virtual Links .............................................................229
OSPF Database Overflow ....................................... 231
OSPF Passive Interface ..............................................231
Routing with OSPF ......................................................232
Set the RouterID ...................................................... 232
Route Redistribution ...................................................232
Configuring Route Redistribution............................. 233
Redistributing Routes into OSPF ............................. 233
Redistributing Routes into RIP ................................234
OSPF Timers and Authentication ..............................235
OSPF Password Encryption .......................................235
Route Map Support .....................................................235
Route Map Support for OSPF Export ...................... 236
BGP and OSPF Route Map Support for Tagging .... 236
BGP and OSPF Route Map Support for DSB Accounting
237
Configuring RIP ...........................................................237
RIP Configuration Example ........................................240
Displaying RIP Settings ..............................................242
Resetting and Disabling RIP .......................................242
Configuring OSPF .......................................................243
OSPF Configuration Example ................................. 249
Configuration for ABR1............................................ 250
Configuration for IR1 ............................................... 251
Displaying OSPF Settings ..........................................252
Resetting and Disabling OSPF Settings ....................253
xi
C O N T E N T S
14: Border Gateway Protocol (BGP) 255
Overview ......................................................................255
BGP Attributes .............................................................256
BGP Communities ....................................................... 256
BGP Features ...............................................................257
Route Reflectors...................................................... 257
Route Confederations.............................................. 258
Route Confederation Example ................................258
Route Aggregation ......................................................262
Using Route Aggregation ........................................262
Route Map Support ................................................. 262
Interior Gateway Protocol (IGP) Synchronization.... 262
Using the Loopback Interface.................................. 263
OSPF-to-BGP Route Redistribution ........................ 263
BGP Peer Groups.................................................... 263
BGP MD5 Authentication ............................................265
BGP Password Encryption ......................................... 266
Configuring BGP .........................................................266
Displaying BGP Settings ............................................ 271
Resetting and Disabling BGP .....................................272
BGP Route Selection ..................................................273
15: IP Multicast Routing .................. 275
Overview ......................................................................275
DVMRP Overview.................................................... 276
PIM Overview .......................................................... 276
PIM-DM ................................................................... 276
PIM Sparse Mode (PIM-SM) ...................................277
Static Rendezvous Points (RPs) .............................277
PIM Mode Translation ............................................. 277
IP Multicast Cache Display...................................... 278
IGMP Overview ............................................................278
IGMP Snooping ....................................................... 278
IGMP Leave Message .............................................279
IGMP Display ...........................................................279
IGMP Query Interval ................................................280
IGMP Configuration Commands ................................280
Configuring IP Multicasting Routing .........................282
Configuration Examples .......................................... 285
Configuration for IR1 ............................................... 285
xii
Intel® NetStructure™ 480T Routing Switch User Guide
PIM-SM Configuration Example .............................. 286
Configuration for ABR1............................................ 287
Displaying IP Multicast Routing Settings ..................287
Deleting and Resetting IP Multicast Settings ...........288
16: IPX Routing ............................... 291
Overview of IPX ...........................................................291
Router Interfaces ..................................................... 291
IPX Encapsulation Types ........................................ 293
IPX and IP .....................................................................293
IP and IPX on the Same VLAN................................ 294
Tagged IPX VLAN ................................................... 294
IPX Load Sharing .................................................... 294
Populating the Routing Table .................................. 295
Dynamic Routes ...................................................... 295
Static Routes ...........................................................295
IPX/RIP Routing ...........................................................295
GNS Support ........................................................... 296
Routing SAP Advertisements .................................. 296
Configuring IPX ...........................................................297
Verifying IPX Router Configuration.......................... 297
Protocol-Based VLANs for IPX ................................ 298
Tuning...................................................................... 298
Tagged VLANs and IPX .......................................... 299
IPX and Round-Robin Load Sharing ....................... 299
IPX Performance Testing Using Traffic Generators 299
IPX and Bi-Directional Rate Shaping....................... 299
IPX Commands ............................................................ 300
IPX Configuration Example ........................................304
Displaying IPX Settings ..............................................305
Resetting and Disabling IPX .......................................306
17: Access Policies ......................... 309
Overview of Access Policies ......................................309
IP Access Lists ........................................................ 309
Routing Access Policies .......................................... 310
§
IPX
Routing Access Policies .................................310
Route Maps ............................................................. 311
Using IP Access Lists .................................................311
How IP Access Lists Work....................................... 312
xiii
C O N T E N T S
Precedence Numbers.............................................. 312
Specifying a Default Rule ........................................ 312
The Permit-Established Keyword ............................ 313
Adding and Deleting Access List Entries................. 314
Maximum Entries..................................................... 314
Access Lists for ICMP .................................................314
Security and Access Policies................................... 315
Verifying Access List Configurations ....................... 315
Access List Commands ..............................................315
IP Access List Examples ............................................320
Example 1: Using the Permit-Established Keyword 320
Step 1 – Deny IP Traffic ..........................................320
Step 2 – Allow TCP Traffic ......................................321
Step 3 - Permit-Established Access List ..................322
Example 2: Filtering ICMP Packets......................... 323
Using Routing Access Policies ..................................323
Creating an Access Profile ...................................... 324
Configuring an Access Profile Mode ....................... 324
Adding an Access Profile Entry ............................... 325
Specifying Subnet Masks ........................................325
Sequence Numbering ..............................................326
Permit and Deny Entries ..........................................326
Autonomous System Expressions ...........................326
Deleting an Access Profile Entry .............................327
Applying Access Profiles ......................................... 327
Routing Access Policies for RIP .............................. 327
Examples ................................................................. 328
Routing Access Policies for OSPF .......................... 329
OSPF Access Policy Example .................................330
Routing Access Policies for DVMRP ....................... 331
DVMRP Example ..................................................... 332
Routing Access Policies for PIM.............................. 332
PIM Example ...........................................................333
Routing Access Policies for BGP ............................ 333
Making Changes to a Routing Access Policy ...........334
Removing a Routing Access Policy ..........................334
Routing Access Policy Commands ...........................335
Using Route Maps .......................................................337
Creating a Route Map ............................................. 338
Add Entries to the Route Map ................................. 338
Add Statements to the Route Map Entries .............. 338
xiv
Intel® NetStructure™ 480T Routing Switch User Guide
Route Map Operation .............................................. 341
Route Map Example ................................................341
Changes to Route Maps.......................................... 342
Route Maps in BGP................................................. 343
Route Map Commands............................................ 343
18: Server Load Balancing (SLB) ..... 347
Overview .......................................................................347
SLB Components ........................................................347
Nodes ...................................................................... 348
Pools........................................................................ 348
Virtual Servers ......................................................... 348
Forwarding Modes .......................................................349
Transparent Mode ................................................... 350
Translational Mode .................................................. 352
Port Translation Mode ............................................. 354
GoGo Mode ............................................................. 355
VIP Network Advertisement ........................................356
Balancing Methods ......................................................357
Round-Robin ........................................................... 357
Ratio ........................................................................ 358
Ratio Weight ............................................................358
Least Connections................................................... 358
Priority ..................................................................... 359
Basic SLB Commands ................................................359
Advanced SLB Application Example .........................363
Health Checking ..........................................................368
Health check definitions........................................... 368
Layer 3 Ping Check .................................................368
Layer 4 Port Check ..................................................368
Layer 7 HTTP Check ...............................................368
Layer 7 FTP Check ..................................................368
Layer 7 NNTP Check ...............................................369
Layer 7 POP3, SMTP, and Telnet Check ................369
Internal Health Checking ......................................... 369
Ping-Check ..............................................................370
TCP-Port-Check ......................................................370
Service-Check .........................................................371
GoGo Mode Health Checking ..................................372
SLB Global Connection Timeout .............................374
xv
C O N T E N T S
External Health Checking ........................................ 374
Health Checks for Web Cache Redirection and Policy
Based Routing......................................................... 375
Layer 4 Flows .......................................................... 376
Policy-Based Routing with Route Load-Sharing...... 376
Layer 4 Destination Port .......................................... 376
Maintenance Mode ......................................................377
Persistence ..................................................................377
Client Persistence.................................................... 377
SLB Proxy Client Persistence .................................. 377
Sticky Persistence ................................................... 378
Server Load Balancing with ESRP ............................378
Configuring the Switches for SLB and ESRP .......... 380
Combined SLB and ESRP failover .......................... 381
Configuration of SLB with ESRP ............................. 382
Web-Server Configuration ....................................... 382
Using High Availability System Features ..................382
Redundant SLB ....................................................... 383
Using Ping-Check.................................................... 383
Configuring Active-Active Operation........................ 383
Sample Active-Active Configuration ........................384
Using Manual Fail-Back........................................... 387
Using SLB High Availability ..................................... 387
Configuring Clients .................................................. 388
Configuring Switches for SLB H/A ...........................388
Notes on Configuring SLB H/A ................................ 390
Web Server configuration ........................................ 391
Advanced SLB Commands ........................................392
Web Cache Redirection ..............................................398
Flow Redirection...................................................... 398
Precedence of Flow Redirection Rules ................... 399
Flow Redirection Commands .................................. 400
Flow Redirection Example....................................... 401
19: Status Monitoring and Statistics .....
403
Status Monitoring ........................................................403
Port Statistics ..............................................................405
Port Errors ...................................................................406
xvi
Intel® NetStructure™ 480T Routing Switch User Guide
Port Monitoring Display Keys ....................................407
Setting the System Recovery Level......................... 408
Logging ........................................................................408
Local Logging .......................................................... 410
If not specified, info and higher priority messages dis-
play. ......................................................................... 410
Real-Time Display ................................................... 411
Remote Logging ...................................................... 411
Logging Configuration Changes.............................. 412
Logging Commands ................................................ 412
RMON ............................................................................414
RMON Features ...................................................... 415
Statistics ..................................................................415
History ..................................................................... 415
Alarms .....................................................................416
Events ......................................................................416
Configuring RMON .................................................. 416
RMON Probe with Security Features Enabled ........417
Event Actions........................................................... 417
20: Software Upgrade and Boot Options
419
Overview .......................................................................419
Saving Configuration Changes ..................................419
Upgrading Your Switch ...............................................420
Starting a TFTP Server............................................ 420
Upgrading the BootROM ......................................... 421
Upgrading the Firmware .......................................... 422
Downgrading Your Switch ....................................... 422
Using TFTP to Upload the Configuration ..................423
Using TFTP to Download the Configuration .............424
Downloading a Complete Configuration .................. 424
Downloading an Incremental Configuration............. 425
Scheduled Incremental Configuration Download .... 425
Remember to Save ......................................................426
Accessing BootROM ...................................................426
Boot Option Commands .............................................427
xvii
Intel® NetStructure™ 480T Routing Switch User Guide
A: Technical Specifications and
Supported Limits............................... 431
Technical Specifications .............................................431
Supported Standards, RFCs and Protocols ..............433
Supported Limits .........................................................434
B: Troubleshooting............................ 439
LEDs .............................................................................439
Using the Command-Line Interface ...........................440
Port Configuration .......................................................442
OSPF (Open Shortest Path First) ...............................443
VLANs ...........................................................................444
VLAN Names ...........................................................445
VLANs, IP Addresses and Default Routes ..............445
STP ................................................................................445
ESRP .............................................................................446
Troubleshooting Tools ................................................446
Debug Tracing ......................................................... 446
TOP Command ........................................................ 446
C: Regulatory Information................. 447
Compliance statements ..............................................447
Warnings ......................................................................449
Limited Hardware Warranty ........................................450
D: Intel Customer Support ................ 461
Index ................................................ 465
xviii
Intel
®
NetStructure
™
480T Routing Switch User Guide
List of Figures
Figure 1.1: Intel® NetStructure™ 480T routing switch
(front) ........................................................................... 9
Figure 1.2: Intel
and without redundant power supply) ......................... 9
Figure 2.1: Fitting the mounting bracket ........................ 19
Figure 2.2: GBIC module (1000 Mbps ports) ................. 22
Figure 7.1: Example of a port-based VLAN on the Intel
NetStructure™ 480T routing switch .......................... 97
Figure 7.2: Single port-based VLAN spanning two switches
98
Figure 7.3: Two port-based VLANs spanning two switches
99
Figure 7.4: Physical diagram of tagged and untagged traffic
101
Figure 7.5: Logical diagram of tagged and untagged traffic
101
Figure 7.6: Protocol-based VLANs .............................. 103
Figure 7.7: vMAN Configuration ................................. 113
Figure 9.1: Multiple Spanning Tree Domains - VLAN tag-
ging for trunk connections ....................................... 127
Figure 9.2: Tag-based STP configuration -Incorrect .... 128
Figure 10.1: Ethernet packet encapsulation .................. 148
Figure 10.2: IP packet header encapsulation ................ 151
Figure 11.1: ESRP host attach ...................................... 175
Figure 11.2: ESRP groups ............................................ 176
Figure 11.3: ESRP example using Layer 2 and Layer 3 re-
dundancy .................................................................. 183
Figure 11.4: ESRP example using Layer 2 redundancy 184
Figure 12.1: Routing between VLANs ......................... 191
Figure 12.2: VLAN aggregation ................................... 203
Figure 12.3: Unicast routing configuration example .... 219
Figure 13.1: Virtual link for stub area .......................... 230
Figure 13.2: Virtual link providing redundancy ........... 230
Figure 13.3: Route redistribution .................................. 233
Figure 13.4: RIP configuration example ....................... 241
Figure 13.5: OSPF configuration example ................... 249
®
NetStructure™ 480T routing switch (with
®
xix
C O N T E N T S
Figure 14.1: Route reflectors ........................................ 257
Figure 14.2: Routing confederation .............................. 258
Figure 15.1: IP multicast routing PIM-DM configuration ex-
ample ........................................................................ 285
Figure 15.2: IP multicast routing using PIM-SM configura-
tion ........................................................................... 286
Figure 16.1: IPX VLAN configuration ......................... 292
Figure 16.2: IPX routing configuration example .......... 304
Figure 17.1: Access list denies all TCP and UDP traffic ....
321
Figure 17.2: Access list allows TCP traffic .................. 321
Figure 17.3: Host A initiates a TCP session to Host B . 322
Figure 17.4: Permit-established access list filters out SYN
packet to destination ................................................ 323
Figure 17.5: ICMP packets are filtered out ................... 323
Figure 17.6: RIP access policy example ....................... 328
Figure 17.7: OSPF access policy example .................... 331
Figure 17.8: Route maps ............................................... 341
Figure 18.1: Transparent mode ..................................... 351
Figure 18.2: Translational mode ................................... 353
Figure 18.3: GoGo mode .............................................. 355
Figure 18.4: Advanced SLB configuration ................... 364
Figure 18.5: SLB using ESRP and dual-attached servers ...
379
Figure 18.6: Active-active configuration ...................... 385
Figure 18.7: SLB failover configuration using SLB H/A ...
388
Figure 18.8: Flow-redirection example ........................ 401
xx
Intel
®
NetStructure
™
480T Routing Switch User Guide
List of Tables
Table 1.1: Switch LEDs .................................................. 11
Table 1.2: Global Factory Defaults ................................. 12
Table 1.3: Media Types and Distances ........................... 14
Table 1.4: 1000LH Specifications .................................. 15
Table 4.1: Multi-Select List Box Key Definitions .......... 36
Table 5.1: Command Syntax Symbols ........................... 42
Table 5.2: Line-Editing Keys .......................................... 43
Table 5.3: Common Commands ..................................... 44
Table 5.4: Default Accounts ........................................... 49
Table 5.5: DNS Commands ............................................ 51
Table 5.6: Ping Command Parameters ........................... 52
Table 5.7: Access Profile Configuration Commands ..... 59
Table 5.8: SNMP Configuration Commands .................. 64
Table 5.9: RADIUS® Commands ................................... 68
Table 5.10: TACACS+ Commands ................................ 71
Table 5.11: Greenwich Mean Time Offsets .................... 74
Table 5.12: SNTP Configuration Commands ................. 77
Table 6.1: Port Commands ............................................. 87
Table 6.2: Port-Mirroring Configuration Commands ..... 91
Table 6.3: EDP Commands ............................................ 93
Table 7.1: ..................................................................... 105
Table 7.2: VLAN Configuration Commands ............... 107
Table 7.3: VLAN Delete and Reset Commands ........... 111
Table 7.4: MAC-Based VLAN Commands .................. 116
Table 8.1: FDB Configuration Commands ................... 122
Table 8.2: Removing FDB Entry Commands ............... 124
Table 9.3: STP Configuration Commands .................... 130
Table 9.4: STP Disable and Reset Commands ............. 133
Table 10.1: Traffic Type and QoS Guidelines .............. 139
Table 10.2: Default QoS Profile Names and Queues ... 140
Table 10.3: Default QoS Profiles .................................. 142
Table 10.4: QoS Configuration Commands ................. 143
Table 10.5: Traffic Groupings by QoS Mode ............... 144
Table 10.6: 802.1p Priority Value-to-QoS Profile Mapping
149
xxi
C O N T E N T S
Table 10.7: 802.1p Priority Value-to-Hardware Queue Map-
ping ................................................................................ 150
Table 10.8: 802.1p Configuration Commands .............. 150
Table 10.9: Default Code Point-to-QoS Profile Mapping ..
152
Table 10.10: Default 802.1p Priority Value-to-Code Point
Mapping ......................................................................... 154
Table 10.11: DiffServ Configuration Commands ......... 155
Table 10.12: QoS Monitor Commands ......................... 158
Table 10.13: QoS Maximum Bandwidth Settings ........ 161
Table 10.14: QoS Profile Minimum Bandwidth ........... 162
Table 11.1: ESRP Commands ...................................... 179
Table 12.1: Relative Route Priorities ............................ 197
Table 12.2: VLAN Aggregation Commands ................ 206
Table 12.3: UDP-Forwarding Commands .................... 210
Table 12.4: Basic IP Commands ................................... 212
Table 12.5: Route Table Configuration Commands ..... 214
Table 12.6: ICMP Configuration Commands ............... 216
Table 12.7: Router Show Commands ........................... 220
Table 12.8: Router Reset and Disable Commands ....... 221
Table 13.1: LSA Type Numbers ................................... 227
Table 13.2: RIP Configuration Commands .................. 237
Table 13.3: RIP Show Commands ................................ 242
Table 13.4: RIP Reset and Disable Commands ............ 243
Table 13.5: OSPF Configuration Commands ............... 244
Table 13.6: OSPF Show Commands ............................ 252
Table 13.7: OSPF Reset and Disable Commands ......... 253
Table 14.1: BGP Configuration Commands ................. 266
Table 14.2: BGP Show Commands .............................. 271
Table 14.3: BGP Reset and Disable Commands .......... 272
Table 15.1: IGMP Configuration Commands ............... 280
Table 15.2: IP Multicast Routing Configuration Commands
282
Table 15.3: IP Multicast Routing Show Commands ... 287
Table 15.4: IP Multicast Routing Reset and Disable
Commands .................................................................... 288
Table 16.1: IPX§ Encapsulation Types ......................... 293
xxii
Intel
®
NetStructure
™
480T Routing Switch User Guide
Table 16.2: IPX§ Protocol Filters and Encapsulation Types
298
Table 16.3: Basic IPX§ Commands ............................ 300
Table 16.4: IPX§ /RIP Configuration Commands ........ 301
Table 16.5: IPX
Table 16.6: IPX
§
§
Table 16.7: IPX§ Reset and Disable Commands ......... 306
Table 17.1: Access List Configuration Commands ...... 316
Table 17.2: Regular Expression Notation ..................... 326
Table 17.3: Routing Access Policy Configuration Com-
mands ............................................................................. 335
Table 17.4: Match Operation Keywords ....................... 339
Table 17.5: Set Operation Keywords ............................ 340
Table 17.6: Route Map Commands .............................. 344
Table 18.1: Forwarding Mode Feature Summary ......... 350
Table 18.2: Basic SLB Commands ............................... 359
Table 18.3: Service-Check Parameters ......................... 371
Table 18.4: Advanced SLB Commands ....................... 392
Table 18.5: Example #1: Flow Redirection Rules ........ 399
Table 18.6: Example #2: Flow Redirection Rules ........ 400
Table 18.7: Flow Redirection Commands .................... 400
Table 19.1: Status Monitoring Commands .................. 404
Table 19.2: Port Monitoring Display Keys .................. 407
Table 19.3: Fault Levels .............................................. 409
Table 19.4: Fault Log Subsystems ............................... 409
Table 19.5: Logging Commands .................................. 412
Table 19.6: Event Actions ........................................... 417
Table 20.1: Boot Option Commands ........................... 427
Table A.1: Specifications .............................................. 431
Table A.2: Supported Standards, RFCs and Protocols . 433
Table A.3: Supported Limits ........................................ 434
/SAP Configuration Commands ........ 302
Show Commands .............................. 305
xxiii
C O N T E N T S
xxiv
Preface
This preface provides an overview of this user guide, describes guide
conventions, and lists other useful publications.
Introduction
Information in the “Late
Breaking News” shipped
with your switch is more
up to date than the
information in this guide.
This user guide provides the information you need to configure the Intel®
NetStructure
It is intended for use by network administrators who are responsible for
installing and setting up network equipment, and assumes a basic working
knowledge of:
• Local Area Networks (LANs)
• Ethernet concepts, including switching and bridging
• Routing
• Internet Protocol (IP)
• Routing Information Protocol (RIP) and Open Shortest Path First
(OSPF)
• Border Gateway Protocol (BGP-4)
• IP Multicast
• Distance Vector Multicast Routing Protocol (DVMRP)
• Protocol Independent Multicast (PIM)
™
480T routing switch.
®
Intel
NetStructure ™ 480T Routing Switch User Guide
• Internet Packet Exchange (IPX)
• Server Load Balancing (SLB)
• Simple Network Management Protocol (SNMP)
Related Publications
For further information refer to these publications:
• Command Line Interface Reference Guide
• Intel
• Late Breaking News
Documentation for Intel products is available on the World Wide
Web at the Intel support home page:
http://support.intel.com
®
NetStructure™ 480T Routing Switch Quick Start Guide
2
1
Overview
The Intel® NetStructure™ 480T routing switch uses a powerful, fullfeatured software operating system for local management of the switch.
This chapter offers an overview of the switch operation and covers these
topics:
• Summary of features
• Software licensing
• Hardware specifications and factory defaults
• Media types
Summary of Features
The features of the 480T routing switch include:
• Virtual local area networks (VLANs) including support for IEEE
802.1Q and IEEE 802.1p (priority queuing)
• VLAN aggregation
• Spanning Tree
domains
Protocol (STP) (IEEE 802.1D) with multiple STP
• Policy-Based Quality of Service (PB-QoS)
• Wire-speed IP routing
®
Intel
NetStructure ™ 480T Routing Switch User Guide
• IP Multinetting
• Dynamic Host Configuration Protocol (DHCP)/Bootstrap Protocol
(BOOTP) Relay
• Enterprise Standby Router Protocol (ESRP)
• RIP (Routing Information Protocol) version 1 and version 2
• OSPF (Open Shortest Path First) routing protocol
• BGP-4
• Wire-speed IP multicast routing support
• Diffserv (Differentiated Services) protocol support
• Access policy support for routing protocols
• Access list support for packet filtering
• IGMP (Internet Group Management Protocol) snooping to control
IP multicast traffic
• DVMRP (Distance Vector Multicast Routing Protocol)
• Protocol Independent Multicast-Dense Mode (PIM-DM)
• Protocol Independent Multicast-Sparse Mode (PIM-SM)
• Wire-speed IPX
(SAP) support
§
, IPX/RIP, and IPX/Service Advertising Protocol
• SLB support
• Load sharing (link aggregation) on multiple ports
• RADIUS (Remote Authorization Dial-In User Service) client and
per-command authentication support
• TACACS+ (Terminal Access Controller Access Control System)
support
• Console command line interface (CLI) connection
• Telnet CLI connection
• Web-based management interface
• Simple Network Management Protocol (SNMP) support
• RMON (Remote Monitoring)
• Traffic mirroring for all ports
• Intel ® Device View (IDV) support
4