Administrator Guide

Configuration Tasks for IS-IS.................................................................................................................................405
Configuring the Distance of a Route.....................................................................................................................412
Changing the IS-Type............................................................................................................................................... 412
Redistributing IPv4 Routes......................................................................................................................................415
Redistributing IPv6 Routes......................................................................................................................................415
Configuring Authentication Passwords................................................................................................................ 416
Setting the Overload Bit.......................................................................................................................................... 416
Debugging IS-IS..........................................................................................................................................................417
IS-IS Metric Styles...........................................................................................................................................................418
Configure Metric Values................................................................................................................................................ 418
Maximum Values in the Routing Table..................................................................................................................418
Change the IS-IS Metric Style in One Level Only.............................................................................................. 418
Leaks from One Level to Another......................................................................................................................... 420
Sample Configurations...................................................................................................................................................420
Chapter 25: Link Aggregation Control Protocol (LACP)............................................................. 423
Introduction to Dynamic LAGs and LACP................................................................................................................. 423
Important Points to Remember............................................................................................................................. 423
LACP Modes...............................................................................................................................................................424
Configuring LACP Commands................................................................................................................................424
LACP Configuration Tasks............................................................................................................................................424
Creating a LAG.......................................................................................................................................................... 425
Configuring the LAG Interfaces as Dynamic...................................................................................................... 425
Setting the LACP Long Timeout........................................................................................................................... 426
Monitoring and Debugging LACP.......................................................................................................................... 426
Shared LAG State Tracking..........................................................................................................................................426
Configuring Shared LAG State Tracking............................................................................................................. 427
Important Points about Shared LAG State Tracking........................................................................................428
LACP Basic Configuration Example............................................................................................................................429
Configure a LAG on ALPHA....................................................................................................................................429
Chapter 26: Layer 2................................................................................................................... 437
Manage the MAC Address Table.................................................................................................................................437
Clearing the MAC Address Table...........................................................................................................................437
Setting the Aging Time for Dynamic Entries...................................................................................................... 437
Configuring a Static MAC Address.......................................................................................................................438
Displaying the MAC Address Table.......................................................................................................................438
MAC Learning Limit........................................................................................................................................................438
Setting the MAC Learning Limit............................................................................................................................ 439
mac learning-limit Dynamic..................................................................................................................................... 439
mac learning-limit mac-address-sticky................................................................................................................ 439
mac learning-limit station-move............................................................................................................................ 439
mac learning-limit no-station-move......................................................................................................................440
Learning Limit Violation Actions............................................................................................................................ 440
Setting Station Move Violation Actions...............................................................................................................440
Recovering from Learning Limit and Station Move Violations........................................................................441
Disabling MAC Address Learning on the System...............................................................................................441
Enabling port security.............................................................................................................................................. 442
NIC Teaming.....................................................................................................................................................................442
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Contents