Users Guide

IS-IS Protocol Overview....................................................................................................................................... 430
IS-IS Addressing..................................................................................................................................................... 430
Multi-Topology IS-IS............................................................................................................................................. 431
Transition Mode................................................................................................................................................ 431
Interface Support..............................................................................................................................................432
Adjacencies........................................................................................................................................................432
Graceful Restart......................................................................................................................................................432
Timers................................................................................................................................................................. 432
Implementation Information............................................................................................................................... 433
Configuration Information................................................................................................................................... 433
Configuration Tasks for IS-IS.........................................................................................................................434
Configuring the Distance of a Route............................................................................................................441
Changing the IS-Type..................................................................................................................................... 442
Redistributing IPv4 Routes............................................................................................................................. 444
Redistributing IPv6 Routes............................................................................................................................. 445
Configuring Authentication Passwords.......................................................................................................446
Setting the Overload Bit..................................................................................................................................446
Debugging IS-IS................................................................................................................................................447
IS-IS Metric Styles.................................................................................................................................................. 448
Configure Metric Values.......................................................................................................................................448
Maximum Values in the Routing Table........................................................................................................448
Change the IS-IS Metric Style in One Level Only......................................................................................448
Leaks from One Level to Another.................................................................................................................450
Sample Configurations..........................................................................................................................................451
24 Link Aggregation Control Protocol (LACP)................................................................................................. 453
Introduction to Dynamic LAGs and LACP.........................................................................................................453
Important Points to Remember.................................................................................................................... 453
LACP Modes...................................................................................................................................................... 454
Configuring LACP Commands......................................................................................................................454
LACP Configuration Tasks....................................................................................................................................455
Creating a LAG..................................................................................................................................................455
Configuring the LAG Interfaces as Dynamic.............................................................................................. 455
Setting the LACP Long Timeout....................................................................................................................456
Monitoring and Debugging LACP.................................................................................................................456
Shared LAG State Tracking...................................................................................................................................457
Configuring Shared LAG State Tracking......................................................................................................457
Important Points about Shared LAG State Tracking.................................................................................458
LACP Basic Configuration Example................................................................................................................... 459
Configure a LAG on ALPHA............................................................................................................................459
25 Layer 2.................................................................................................................................................................468
Manage the MAC Address Table.........................................................................................................................468
Clearing the MAC Address Table.................................................................................................................. 468
Setting the Aging Time for Dynamic Entries.............................................................................................. 468
Configuring a Static MAC Address............................................................................................................... 469
Displaying the MAC Address Table...............................................................................................................469
9.10(0.1)
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