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Corporate He
adquarters
Cisc
o Syst
ems
, Inc
.
170 West Ta
sman Drive
San Jos
e, CA 95
134-1706
USA
http://www.ci
sco.com
Tel: 408
526-4000
800 553-
NETS (638
7)
Fax: 408
526-4100
Catal
yst 3550 Multila
y
er S
witc
h
S
of
t
w
are Configuration Guide
Cisco
IOS R
elease 12.1(1
9)EA1
October 20
03
Custome
r Order
Numb
er: DO
C-78111
94=
Text Pa
rt Nu
mber:
78-11
194-0
9
2
Table of Contents
Default Chapter
36
Related Publications
36
Obtaining Documentation
37
Ordering Documentation
37
Documentation Feedback
38
Obtaining Technical Assistance
38
Obtaining Additional Publications and Information
39
Features
41
Chapter 1 Overview
42
Management Options
47
Advantages of Using CMS and Clustering Switches
48
Network Configuration Examples
49
Small to Medium-Sized Network Using Mixed Switches
53
Large Network Using Only Catalyst 3550 Switches
55
Multidwelling Network Using Catalyst 3550 Switches
57
Long-Distance, High-Bandwidth Transport Configuration
59
Cisco IOS Command Modes
61
C H a P T E R 2 Using the Command-Line Interface
62
Getting Help
63
Specifying Ports in Interface Configuration Mode
64
Understanding CLI Messages
65
Recalling Commands
66
Enabling and Disabling Editing Features
67
Editing Command Lines that Wrap
68
Searching and Filtering Output of Show and more Commands
69
Accessing the CLI from a Browser
70
Understanding CMS
71
Chapter 3 Getting Started with CM
72
Online Help
74
Configuration Modes
75
Expert Mode
76
Access to Older Switches in a Cluster
77
Minimum Hardware Configuration
78
Cross-Platform Considerations
79
Configuring an Authentication Method (Nondefault Configuration Only)
80
Front Panel View
83
Topology View
84
CMS Icons
85
Understanding the Boot Process
87
C H a P T E R 4 Assigning the Switch IP Address and Default Gateway
88
Default Switch Information
89
Configuring DHCP-Based Autoconfiguration
91
Configuring the TFTP Server
92
Obtaining Configuration Files
93
Example Configuration
94
Manually Assigning IP Information
96
Modifying the Startup Configuration
98
Specifying the Filename to Read and Write the System Configuration
99
Booting a Specific Software Image
100
Controlling Environment Variables
101
Scheduling a Reload of the Software Image
103
Displaying Scheduled Reload Information
104
Understanding IE2100 Series Configuration Registrar Software
105
Chapter 5 Configuring IE2100 CN Agent
106
CNS Event Service
107
Deviceid
108
Understanding CNS Embedded Agents
109
Incremental (Partial) Configuration
110
Enabling the CNS Event Agent
112
Enabling the CNS Configuration Agent
113
Enabling a Partial Configuration
116
Displaying CNS Configuration
117
Clustering Switches
119
Chapter 6 Clustering Switche
120
Command Switch Characteristics
121
Candidate Switch and Member Switch Characteristics
122
Planning a Switch Cluster
123
Discovery through CDP Hops
124
Discovery through Different Vlans
125
Discovery through the same Management VLAN
126
Discovery through Different Management Vlans
127
Discovery through Routed Ports
128
Discovery of Newly Installed Switches
129
HSRP and Standby Command Switches
130
Virtual IP Addresses
131
Automatic Recovery of Cluster Configuration
133
IP Addresses
134
SNMP Community Strings
135
LRE Profiles
136
Creating a Switch Cluster
137
Adding Member Switches
138
Creating a Cluster Standby Group
140
Verifying a Switch Cluster
142
Using the CLI to Manage Switch Clusters
143
Using SNMP to Manage Switch Clusters
144
Managing the System Time and Date
147
Chapter 7 Administering the Switch
148
Configuring NTP
149
Default NTP Configuration
150
Configuring NTP Associations
151
Configuring NTP Broadcast Service
152
Configuring NTP Access Restrictions
153
Configuring the Source IP Address for NTP Packets
155
Displaying the NTP Configuration
156
Setting the System Clock
157
Configuring the Time Zone
158
Configuring Summer Time (Daylight Saving Time)
159
Configuring a System Name and Prompt
161
Configuring a System Prompt
162
Default DNS Configuration
163
Displaying the DNS Configuration
164
Configuring a Message-Of-The-Day Login Banner
165
Configuring a Login Banner
166
Building the Address Table
167
Default MAC Address Table Configuration
168
Removing Dynamic Address Entries
169
Adding and Removing Static Address Entries
171
Configuring Unicast MAC Address Filtering
172
Displaying Address Table Entries
173
Using the Templates
175
Preventing Unauthorized Access to Your Switch
177
C H a P T E R 8 Configuring Switch-Based Authentication
178
Setting or Changing a Static Enable Password
179
Protecting Enable and Enable Secret Passwords with Encryption
180
Disabling Password Recovery
181
Setting a Telnet Password for a Terminal Line
182
Configuring Username and Password Pairs
183
Configuring Multiple Privilege Levels
184
Changing the Default Privilege Level for Lines
185
Logging into and Exiting a Privilege Level
186
TACACS+ Operation
188
Default TACACS+ Configuration
189
Configuring TACACS+ Login Authentication
190
Configuring TACACS+ Authorization for Privileged EXEC Access and Network Services
192
Starting TACACS+ Accounting
193
Controlling Switch Access with RADIUS
194
RADIUS Operation
195
Configuring RADIUS
196
Configuring RADIUS Login Authentication
199
Defining AAA Server Groups
201
Configuring RADIUS Authorization for User Privileged Access and Network Services
203
Starting RADIUS Accounting
204
Configuring Settings for All RADIUS Servers
205
Configuring the Switch for Vendor-Proprietary RADIUS Server Communication
207
Controlling Switch Access with Kerberos
208
Kerberos Operation
210
Authenticating to a Boundary Switch
211
Configuring the Switch for Local Authentication and Authorization
212
Configuring the Switch for Secure Shell
213
Understanding SSH
214
Configuring SSH
215
Configuring the SSH Server
216
Displaying the SSH Configuration and Status
217
Understanding 802.1X Port-Based Authentication
219
C H a P T E R 9 Configuring 802.1X Port-Based Authentication
220
Authentication Initiation and Message Exchange
221
Ports in Authorized and Unauthorized States
222
Using 802.1X with Port Security
223
Using 802.1X with Voice VLAN Ports
224
Using 802.1X with Guest VLAN
225
Using 802.1X with Per-User Acls
226
Configuring 802.1X Authentication
227
X Configuration Guidelines
228
Upgrading from a Previous Software Release
229
Configuring the Switch-To-RADIUS-Server Communication
231
Enabling Periodic Re-Authentication
232
Changing the Quiet Period
233
Setting the Switch-To-Client Frame-Retransmission Number
234
Configuring the Host Mode
235
Resetting the 802.1X Configuration to the Default Values
236
Displaying 802.1X Statistics and Status
237
Understanding Interface Types
239
C H a P T E R 10 Configuring Interface Characteristics
240
Access Ports
241
Tunnel Ports
242
Etherchannel Port Groups
243
Using the Interface Command
245
Configuring a Range of Interfaces
246
Configuring and Using Interface Range Macros
248
Configuring Ethernet Interfaces
249
Default Ethernet Interface Configuration
250
Configuring Interface Speed and Duplex Mode
251
Setting the Interface Speed and Duplex Parameters
252
Configuring IEEE 802.3X Flow Control
253
Adding a Description for an Interface
255
Configuring Layer 3 Interfaces
256
Monitoring and Maintaining the Interfaces
257
Clearing and Resetting Interfaces and Counters
259
Shutting down and Restarting the Interface
260
Understanding Smartport Macros
261
C H a P T E R 11 Configuring Smartport Macros
262
Creating and Applying Smartport Macros
263
Displaying Smartport Macros
264
Understanding Vlans
265
Chapter 12 Configuring VLAN
266
VLAN Port Membership Modes
267
Configuring Normal-Range Vlans
268
Token Ring Vlans
269
VLAN Configuration Mode Options
270
Saving VLAN Configuration
271
Creating or Modifying an Ethernet VLAN
272
Deleting a VLAN
274
Assigning Static-Access Ports to a VLAN
275
Configuring Extended-Range Vlans
276
Creating an Extended-Range VLAN
277
Creating an Extended-Range VLAN with an Internal VLAN ID
278
Displaying Vlans
279
Configuring VLAN Trunks
280
Encapsulation Types
282
Default Layer 2 Ethernet Interface VLAN Configuration
283
Configuring a Trunk Port
284
Defining the Allowed Vlans on a Trunk
285
Changing the Pruning-Eligible List
286
Configuring the Native VLAN for Untagged Traffic
287
Load Sharing Using STP Port Priorities
288
Load Sharing Using STP Path Cost
289
Configuring VMPS
291
Dynamic Port VLAN Membership
292
Default VMPS Configuration
294
Configuring the VMPS Client
295
Configuring Dynamic Access Ports on VMPS Clients
296
Changing the Reconfirmation Interval
297
Monitoring the VMPS
298
VMPS Configuration Example
299
Understanding VTP
301
Chapter 13 Configuring VTP
302
VTP Modes
303
VTP Version 2
304
Configuring VTP
306
VTP Configuration Options
307
VTP Configuration Guidelines
308
Configuration Requirements
309
Configuring a VTP Client
310
Disabling VTP (VTP Transparent Mode)
311
Enabling VTP Version 2
312
Enabling VTP Pruning
313
Adding a VTP Client Switch to a VTP Domain
314
Monitoring VTP
315
Understanding Voice VLAN
317
Chapter 14 Configuring Voice VLAN
318
Voice VLAN Configuration Guidelines
319
Configuring Ports to Carry Voice Traffic in 802.1Q Frames
320
Overriding the Cos Priority of Incoming Data Frames
321
Configuring the IP Phone to Trust the Cos Priority of Incoming Data Frames
322
Understanding 802.1Q Tunneling
323
C H a P T E R 15 Configuring 802.1Q and Layer 2 Protocol Tunneling
324
Configuring 802.1Q Tunneling
326
System MTU
327
Configuring an 802.1Q Tunneling Port
328
Understanding Layer 2 Protocol Tunneling
329
Configuring Layer 2 Protocol Tunneling
331
Default Layer 2 Protocol Tunneling Configuration
332
Configuring Layer 2 Tunneling
333
Configuring Layer 2 Tunneling for Etherchannels
335
Configuring the Customer Switch
336
Monitoring and Maintaining Tunneling Status
339
Understanding Spanning-Tree Features
341
Chapter 16 Configuring STP
342
Bridge ID, Switch Priority, and Extended System ID
343
Spanning-Tree Interface States
344
Blocking State
345
Listening State
346
How a Switch or Port Becomes the Root Switch or Root Port
347
Spanning-Tree Address Management
348
Spanning-Tree Modes and Protocols
349
Spanning-Tree Interoperability and Backward Compatibility
350
Configuring Spanning-Tree Features
351
Spanning-Tree Configuration Guidelines
352
Changing the Spanning-Tree Mode
353
Disabling Spanning Tree
354
Configuring a Secondary Root Switch
356
Configuring the Port Priority
357
Configuring the Path Cost
358
Configuring the Switch Priority of a VLAN
360
Configuring the Hello Time
361
Configuring the Forwarding-Delay Time for a VLAN
362
Configuring Spanning Tree for Use in a Cascaded Stack
363
Displaying the Spanning-Tree Status
364
Chapter 17 Configuring MSTP
366
Operations Within an MST Region
367
Hop Count
368
Boundary Ports
369
Understanding RSTP
370
Rapid Convergence
371
Synchronization of Port Roles
372
Bridge Protocol Data Unit Format and Processing
373
Processing Superior BPDU Information
374
Configuring MSTP Features
375
Default MSTP Configuration
376
Specifying the MST Region Configuration and Enabling MSTP
377
Configuring the Root Switch
378
Configuring a Secondary Root Switch
380
Configuring the Port Priority
381
Configuring the Path Cost
382
Configuring the Switch Priority
383
Configuring the Forwarding-Delay Time
384
Configuring the Maximum-Aging Time
385
Specifying the Link Type to Ensure Rapid Transitions
386
Displaying the MST Configuration and Status
387
Understanding Optional Spanning-Tree Features
389
Understanding Port Fast
390
C H a P T E R 18 Configuring Optional Spanning-Tree Features
391
Understanding Uplinkfast
392
Understanding Cross-Stack Uplinkfast
393
How CSUF Works
394
Events that Cause Fast Convergence
395
Limitations
396
Understanding Backbonefast
398
Understanding Etherchannel Guard
400
Understanding Loop Guard
401
Configuring Optional Spanning-Tree Features
402
Enabling BPDU Guard
403
Enabling BPDU Filtering
404
Enabling Uplinkfast for Use with Redundant Links
405
Enabling Cross-Stack Uplinkfast
407
Enabling Backbonefast
408
Enabling Root Guard
409
Displaying the Spanning-Tree Status
410
Understanding DHCP Features
411
Chapter 19 Configuring DHCP Feature
412
Configuring DHCP Features
413
Upgrading from a Previous Software Release
414
Enabling the DHCP Relay Agent and Option 82
416
Configuring the Reforwarding Policy
417
Displaying DHCP Information
419
Displaying the DHCP Snooping Configuration
420
Understanding IGMP Snooping
421
Chapter 20 Configuring IGMP Snooping and MVR
422
Joining a Multicast Group
423
Leaving a Multicast Group
424
Immediate-Leave Processing
425
Configuring IGMP Snooping
426
Enabling or Disabling IGMP Snooping
427
Setting the Snooping Method
428
Configuring a Multicast Router Port
429
Enabling IGMP Immediate-Leave Processing
430
Disabling IGMP Report Suppression
431
Configuring the Aging Time
432
Understanding Multicast VLAN Registration
433
Using MVR in a Multicast Television Application
434
Configuring MVR
436
Configuring MVR Global Parameters
437
Configuring MVR Interfaces
438
Displaying MVR Information
440
Configuring IGMP Filtering and Throttling
441
Default IGMP Filtering and Throttling Configuration
442
Applying IGMP Profiles
443
Setting the Maximum Number of IGMP Groups
444
Configuring the IGMP Throttling Action
445
Displaying IGMP Filtering and Throttling Configuration
447
Configuring Storm Control
449
C H a P T E R 21 Configuring Port-Based Traffic Control
451
Disabling Storm Control
452
Configuring Protected Ports
453
Configuring Port Blocking
454
Resuming Normal Forwarding on a Port
455
Configuring Port Security
456
Security Violations
457
Default Port Security Configuration
458
Enabling and Configuring Port Security
459
Enabling and Configuring Port Security Aging
462
Displaying Port-Based Traffic Control Settings
464
Understanding CDP
465
Configuring CDP
466
Chapter 22 Configuring CDP
467
Disabling and Enabling CDP on an Interface
468
Monitoring and Maintaining CDP
469
Understanding UDLD
471
Chapter 23 Configuring UDLD
472
Configuring UDLD
474
Enabling UDLD Globally
475
Resetting an Interface Shut down by UDLD
476
Displaying UDLD Status
477
Understanding SPAN and RSPAN
479
Chapter 24 Configuring SPAN and RSPAN
480
SPAN and RSPAN Concepts and Terminology
481
Source Port
482
Destination Port
483
VLAN-Based SPAN
484
SPAN and RSPAN Interaction with Other Features
485
SPAN and RSPAN Session Limits
486
SPAN Configuration Guidelines
487
Creating a SPAN Session and Specifying Ports to Monitor
488
Creating a SPAN Session and Enabling Ingress Traffic
489
Removing Ports from a SPAN Session
491
Specifying Vlans to Monitor
492
Specifying Vlans to Filter
493
Configuring RSPAN
494
Creating an RSPAN Session
495
Creating an RSPAN Destination Session
496
Creating an RSPAN Destination Session and Enabling Ingress Traffic
497
Removing Ports from an RSPAN Session
498
Specifying Vlans to Monitor
499
Specifying Vlans to Filter
500
Displaying SPAN and RSPAN Status
501
Understanding RMON
503
Chapter 25 Configuring RMON
504
Default RMON Configuration
505
Configuring RMON Collection on an Interface
507
Displaying RMON Status
508
Understanding System Message Logging
509
Configuring System Message Logging
510
C H a P T E R 26 Configuring System Message Logging
511
Disabling and Enabling Message Logging
512
Synchronizing Log Messages
514
Enabling and Disabling Timestamps on Log Messages
515
Enabling and Disabling Sequence Numbers in Log Messages
516
Limiting Syslog Messages Sent to the History Table and to SNMP
518
Logging Messages to a UNIX Syslog Daemon
519
Displaying the Logging Configuration
520
Understanding SNMP
521
Chapter 27 Configuring SNMP
522
SNMP Manager Functions
523
SNMP Agent Functions
524
SNMP Notifications
525
Default SNMP Configuration
526
Disabling the SNMP Agent
527
Configuring SNMP Groups and Users
529
Configuring SNMP Notifications
531
Configuring SNMP Trap Notification Priority
534
Setting the Agent Contact and Location Information
535
SNMP Examples
536
Displaying SNMP Status
537
Understanding Acls
539
C H a P T E R 28 Configuring Network Security with Acls
540
Router Acls
541
Port Acls
542
Handling Fragmented and Unfragmented Traffic
543
Configuring IP Acls
544
Unsupported Features
545
Creating Standard and Extended IP Acls
546
Creating a Numbered Standard ACL
547
Creating a Numbered Extended ACL
549
Creating Named Standard and Extended IP Acls
553
Using Time Ranges with Acls
555
Including Comments in Acls
557
IP ACL Configuration Examples
559
Numbered Acls
561
Time Range Applied to an IP ACL
562
ACL Logging
563
Configuring Named MAC Extended Acls
564
Applying a MAC ACL to a Layer 2 Interface
566
Configuring VLAN Maps
567
VLAN Map Configuration Guidelines
568
Examples of Acls and VLAN Maps
569
Applying a VLAN Map to a VLAN
571
Denying Access to a Server on Another VLAN
573
Using VLAN Maps with Router Acls
574
Examples of Router Acls and VLAN Maps Applied to Vlans
575
Acls and Bridged Packets
576
Acls and Routed Packets
577
Acls and Multicast Packets
578
Displaying ACL Information
579
Displaying ACL Resource Usage and Configuration Problems
581
Configuration Conflicts
582
ACL Configuration Fitting in Hardware
583
TCAM Usage
585
Configuring Qos
587
Chapter 29 Configuring Qo
588
Basic Qos Model
590
Classification
591
Classification Based on Qos Acls
593
Policing and Marking
594
Mapping Tables
596
Queueing and Scheduling
597
Queueing and Scheduling on 10/100 Ethernet Ports
601
Packet Modification
603
Generated Auto-Qos Configuration
604
Effects of Auto-Qos on the Configuration
606
Enabling Auto-Qos for Voip
607
Displaying Auto-Qos Information
608
Auto-Qos Configuration Example
609
Configuring Standard Qos
611
Standard Qos Configuration Guidelines
612
Enabling Qos Globally
614
Configuring Classification by Using Port Trust States
615
Configuring the Cos Value for an Interface
617
Configuring a Trusted Boundary to Ensure Port Security
618
Enabling Pass-Through Mode
619
Configuring the DSCP Trust State on a Port Bordering Another Qos Domain
620
Configuring a Qos Policy
621
Classifying Traffic by Using Acls
622
Classifying Traffic on a Physical-Port Basis by Using Class Maps
625
Classifying Traffic on a Per-Port Per-VLAN Basis by Using Class Maps
627
Classifying, Policing, and Marking Traffic by Using Policy Maps
629
Classifying, Policing, and Marking Traffic by Using Aggregate Policers
635
Configuring DSCP Maps
637
Configuring the Cos-To-DSCP Map
638
Configuring the Policed-DSCP Map
639
Configuring the DSCP-To-Cos Map
640
Configuring the DSCP-To-DSCP-Mutation Map
641
Configuring Egress Queues on Gigabit-Capable Ethernet Ports
643
Configuring the Egress Queue Size Ratios
644
Configuring Tail-Drop Threshold Percentages
645
Configuring WRED Drop Thresholds Percentages
647
Configuring the Egress Expedite Queue
648
Allocating Bandwidth Among Egress Queues
649
Configuring Egress Queues on 10/100 Ethernet Ports
650
Configuring the Minimum-Reserve Levels
651
Configuring the Egress Expedite Queue
652
Allocating Bandwidth Among Egress Queues
653
Displaying Standard Qos Information
655
Qos Configuration for the Existing Wiring Closet
656
Qos Configuration for the Intelligent Wiring Closet
657
Qos Configuration for the Distribution Layer
658
Understanding Etherchannels
661
C H a P T E R 30 Configuring Etherchannels
662
Understanding the Port Aggregation Protocol and Link Aggregation Protocol
663
Pagp and LACP Modes
664
Physical Learners and Aggregate-Port Learners
665
Pagp and LACP Interaction with Other Features
666
Configuring Etherchannels
667
Default Etherchannel Configuration
668
Configuring Layer 2 Etherchannels
669
Configuring Layer 3 Etherchannels
671
Configuring the Physical Interfaces
672
Configuring Etherchannel Load Balancing
674
Configuring the Pagp Learn Method and Priority
675
Configuring the LACP Port Priority
676
Configuring the LACP System Priority
677
Displaying Etherchannel, Pagp, and LACP Status
678
Configuring Ip Unicast Routing
679
Understanding IP Routing
680
Chapter 31 Configuring IP Unicast Routing
681
Configuring IP Addressing on Layer 3 Interfaces
682
Assigning IP Addresses to Network Interfaces
683
Use of Subnet Zero
684
Classless Routing
685
Configuring Address Resolution Methods
686
Define a Static ARP Cache
687
Set ARP Encapsulation
688
Routing Assistance When IP Routing Is Disabled
689
ICMP Router Discovery Protocol (IRDP)
690
Configuring Broadcast Packet Handling
691
Forwarding UDP Broadcast Packets and Protocols
692
Establishing an IP Broadcast Address
693
Flooding IP Broadcasts
694
Monitoring and Maintaining IP Addressing
695
Enabling IP Unicast Routing
696
Configuring RIP
697
Configuring Basic RIP Parameters
698
Configuring RIP Authentication
700
Configuring IGRP
702
Default IGRP Configuration
703
Configuring Basic IGRP Parameters
704
Configuring Split Horizon
706
Configuring OSPF
707
Default OSPF Configuration
708
Configuring Basic OSPF Parameters
709
Configuring OSPF Interfaces
710
Configuring OSPF Area Parameters
711
Configuring Other OSPF Parameters
712
Changing LSA Group Pacing
714
Monitoring OSPF
715
Configuring EIGRP
716
Default EIGRP Configuration
717
Configuring Basic EIGRP Parameters
718
Configuring EIGRP Interfaces
719
Configuring EIGRP Route Authentication
720
Monitoring and Maintaining EIGRP
721
Configuring BGP
722
Default BGP Configuration
724
Enabling BGP Routing
726
Managing Routing Policy Changes
728
Configuring BGP Decision Attributes
729
Configuring BGP Filtering with Route Maps
731
Configuring BGP Filtering by Neighbor
732
Configuring Prefix Lists for BGP Filtering
733
Configuring BGP Community Filtering
734
Configuring BGP Neighbors and Peer Groups
736
Configuring Aggregate Addresses
738
Configuring BGP Route Reflectors
739
Configuring Route Dampening
740
Monitoring and Maintaining BGP
741
Configuring Multi-VRF CE
743
Default Multi-VRF CE Configuration
745
Multi-VRF CE Configuration Guidelines
746
Configuring Vrfs
747
Configuring a VPN Routing Session
748
Multi-VRF CE Configuration Example
749
Displaying Multi-VRF CE Status
753
Configuring the Number of Equal-Cost Routing Paths
754
Configuring Static Unicast Routes
755
Specifying Default Routes and Networks
756
Using Route Maps to Redistribute Routing Information
757
Configuring Policy-Based Routing
760
PBR Configuration Guidelines
761
Enabling PBR
762
Filtering Routing Information
763
Controlling Advertising and Processing in Routing Updates
764
Filtering Sources of Routing Information
765
Managing Authentication Keys
766
Monitoring and Maintaining the IP Network
767
Understanding HSRP
769
Chapter 32 Configuring HSRP
770
Configuring HSRP
772
Enabling HSRP
773
Configuring HSRP Group Attributes
774
Configuring HSRP Authentication and Timers
777
Configuring HSRP Groups and Clustering
778
Displaying HSRP Configurations
779
C H a P T E R 33 Configuring Web Cache Services by Using WCCP
782
WCCP Message Exchange
783
MD5 Security
784
Configuring WCCP
785
Enabling the Web Cache Service, Setting the Password, and Redirecting Traffic Received from a Client
786
Monitoring and Maintaining WCCP
789
Configuring Ip Multicast Routing
791
C H a P T E R 34 Configuring IP Multicast Routing
792
Understanding IGMP
793
IGMP Version 2
794
Understanding PIM
795
Auto-RP
798
Multicast Forwarding and Reverse Path Check
799
Neighbor Discovery
800
Understanding DVMRP
801
Joining a Group with CGMP
802
Leaving a Group with CGMP
803
Multicast Routing Configuration Guidelines
804
Auto-RP and BSR Configuration Guidelines
805
Configuring a Rendezvous Point
807
Configuring Auto-RP
808
Configuring Pimv2 BSR
812
Using Auto-RP and a BSR
817
Troubleshooting Pimv1 and Pimv2 Interoperability Problems
818
Delaying the Use of PIM Shortest-Path Tree
819
Modifying the PIM Router-Query Message Interval
820
Configuring Optional IGMP Features
821
Changing the IGMP Version
822
Changing the Maximum Query Response Time for Igmpv2
823
Configuring the Multilayer Switch as a Member of a Group
824
Controlling Access to IP Multicast Groups
825
Modifying the IGMP Host-Query Message Interval
826
Configuring Optional Multicast Routing Features
827
Enabling CGMP Server Support
828
Configuring Sdr Listener Support
829
Configuring the TTL Threshold
830
Configuring an IP Multicast Boundary
832
Configuring Basic DVMRP Interoperability Features
833
Configuring DVMRP Interoperability
834
Configuring a DVMRP Tunnel
836
Advertising Network 0.0.0.0 to DVMRP Neighbors
838
Responding to Mrinfo Requests
839
Configuring Advanced DVMRP Interoperability Features
840
Rejecting a DVMRP Nonpruning Neighbor
841
Controlling Route Exchanges
843
Changing the DVMRP Route Threshold
844
Disabling DVMRP Autosummarization
846
Monitoring and Maintaining IP Multicast Routing
847
Clearing Caches, Tables, and Databases
848
Monitoring IP Multicast Routing
849
Understanding MSDP
851
Chapter 35 Configuring MSDP
852
MSDP Benefits
853
Configuring MSDP
854
Caching Source-Active State
856
Requesting Source Information from an MSDP Peer
858
Redistributing Sources
859
Filtering Source-Active Request Messages
861
Controlling Source Information that Your Switch Forwards
862
Using TTL to Limit the Multicast Data Sent in SA Messages
864
Configuring an MSDP Mesh Group
866
Including a Bordering PIM Dense-Mode Region in MSDP
867
Configuring an Originating Address Other than the RP Address
868
Monitoring and Maintaining MSDP
869
Understanding Fallback Bridging
871
C H a P T E R 36 Configuring Fallback Bridging
872
Configuring Fallback Bridging
873
Creating a Bridge Group
874
Preventing the Forwarding of Dynamically Learned Stations
875
Configuring the Bridge Table Aging Time
876
Adjusting Spanning-Tree Parameters
877
Changing the Switch Priority
878
Assigning a Path Cost
879
Adjusting BPDU Intervals
880
Disabling the Spanning Tree on an Interface
882
Using Recovery Procedures
883
Chapter 37 Troubleshooting
884
Password Recovery with Password Recovery Enabled
885
Procedure with Password Recovery Disabled
887
Recovering from a Command Switch Failure
888
Replacing a Failed Command Switch with a Cluster Member
889
Replacing a Failed Command Switch with Another Switch
890
Recovering from Lost Member Connectivity
892
Diagnosing Connectivity Problems
893
Using IP Traceroute
894
Understanding IP Traceroute
895
Using Layer 2 Traceroute
896
Usage Guidelines
897
Displaying the Physical Path
898
Enabling All-System Diagnostics
899
Using the Debug Autoqos Command
900
Using the Show Forward Command
901
Using the Crashinfo File
902
Supported Mibs
903
Mib List
903
Appendix A Supported MIB
904
Using Ftp to Access the Mib Files
905
Using FTP to Access the MIB Files
906
Working with the Flash File System
907
Displaying Available File Systems
908
A P P E N D I X B Working with the Cisco IOS File System, Configuration Files, and Software Images
909
Creating and Removing Directories
910
Deleting Files
911
Displaying the Contents of a Tar File
912
Extracting a Tar File
913
Working with Configuration Files
914
Configuration File Types and Location
915
Copying Configuration Files by Using TFTP
916
Uploading the Configuration File by Using TFTP
917
Preparing to Download or Upload a Configuration File by Using FTP
918
Downloading a Configuration File by Using FTP
919
Uploading a Configuration File by Using FTP
920
Copying Configuration Files by Using RCP
921
Downloading a Configuration File by Using RCP
922
Uploading a Configuration File by Using RCP
923
Clearing Configuration Information
924
Image Location on the Switch
925
Copying Image Files by Using TFTP
926
Downloading an Image File by Using TFTP
927
Uploading an Image File by Using TFTP
929
Preparing to Download or Upload an Image File by Using FTP
930
Downloading an Image File by Using FTP
931
Uploading an Image File by Using FTP
932
Copying Image Files by Using RCP
933
Preparing to Download or Upload an Image File by Using RCP
934
Downloading an Image File by Using RCP
935
Uploading an Image File by Using RCP
937
Access Control Lists
939
Fallback Bridging
940
Hsrp
941
Interface Configuration Commands
942
Unsupported Interface Configuration Commands
943
Unsupported Global Configuration Commands
944
Unsupported VPN Configuration Commands
945
Unsupported Global Configuration Commands
946
Snmp
947
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Cisco Catalyst 3550 Series Specifications
General
Brand
Cisco
Model
Catalyst 3550 Series
Category
Network Router
Language
English
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