Reference Guide

Multi-Topology IS-IS.............................................................................................................................................438
Transition Mode............................................................................................................................................. 438
Interface Support........................................................................................................................................... 438
Adjacencies....................................................................................................................................................439
Graceful Restart....................................................................................................................................................439
Timers.............................................................................................................................................................439
Implementation Information................................................................................................................................. 439
Configuration Information.....................................................................................................................................440
Configuration Tasks for IS-IS......................................................................................................................... 441
Configuring the Distance of a Route.............................................................................................................. 448
Changing the IS-Type.....................................................................................................................................449
Redistributing IPv4 Routes............................................................................................................................. 451
Redistributing IPv6 Routes............................................................................................................................. 452
Configuring Authentication Passwords......................................................................................................... 453
Setting the Overload Bit................................................................................................................................. 453
Debugging IS-IS............................................................................................................................................. 454
IS-IS Metric Styles................................................................................................................................................455
Configure Metric Values.......................................................................................................................................455
Maximum Values in the Routing Table...........................................................................................................456
Change the IS-IS Metric Style in One Level Only...........................................................................................456
Leaks from One Level to Another................................................................................................................... 457
Sample Configurations..........................................................................................................................................458
27 Link Aggregation Control Protocol (LACP)........................................................................461
Introduction to Dynamic LAGs and LACP............................................................................................................. 461
Important Points to Remember...................................................................................................................... 461
LACP Modes...................................................................................................................................................462
Configuring LACP Commands........................................................................................................................ 462
LACP Configuration Tasks.................................................................................................................................... 463
Creating a LAG............................................................................................................................................... 463
Configuring the LAG Interfaces as Dynamic..................................................................................................463
Setting the LACP Long Timeout......................................................................................................................464
Monitoring and Debugging LACP...................................................................................................................465
Shared LAG State Tracking.................................................................................................................................. 465
Configuring Shared LAG State Tracking........................................................................................................ 465
Important Points about Shared LAG State Tracking......................................................................................467
LACP Basic Configuration Example......................................................................................................................467
Configure a LAG on ALPHA............................................................................................................................ 467
28 Layer 2.....................................................................................................................................477
Manage the MAC Address Table......................................................................................................................... 477
Clearing the MAC Address Table...................................................................................................................477