Setup Guide

Table Of Contents
Multi-Topology IS-IS...................................................................................................................................................... 448
Transition Mode.........................................................................................................................................................448
Interface Support......................................................................................................................................................448
Adjacencies.................................................................................................................................................................448
Graceful Restart..............................................................................................................................................................449
Timers.......................................................................................................................................................................... 449
Implementation Information......................................................................................................................................... 449
Configuration Information.............................................................................................................................................450
Configuration Tasks for IS-IS.................................................................................................................................450
Configuring the Distance of a Route....................................................................................................................457
Changing the IS-Type.............................................................................................................................................. 457
Redistributing IPv4 Routes..................................................................................................................................... 460
Redistributing IPv6 Routes.....................................................................................................................................460
Configuring Authentication Passwords................................................................................................................ 461
Setting the Overload Bit.......................................................................................................................................... 461
Debugging IS-IS.........................................................................................................................................................462
IS-IS Metric Styles..........................................................................................................................................................463
Configure Metric Values................................................................................................................................................463
Maximum Values in the Routing Table.................................................................................................................463
Change the IS-IS Metric Style in One Level Only............................................................................................. 463
Leaks from One Level to Another.........................................................................................................................465
Sample Configurations...................................................................................................................................................465
Chapter 25: In-Service Software Upgrade................................................................................. 468
ISSU Introduction............................................................................................................................................................468
Fastboot 2.0 (Zero Loss Upgrade).............................................................................................................................468
L2 ISSU..............................................................................................................................................................................469
L3 ISSU..............................................................................................................................................................................469
CoPP.................................................................................................................................................................................. 469
Mirroring flow control packets.................................................................................................................................... 470
PFC.....................................................................................................................................................................................470
QoS.....................................................................................................................................................................................470
Tunnel Configuration......................................................................................................................................................470
Chapter 26: Link Aggregation Control Protocol (LACP)..............................................................471
Introduction to Dynamic LAGs and LACP..................................................................................................................471
Important Points to Remember.............................................................................................................................. 471
LACP Modes...............................................................................................................................................................472
Configuring LACP Commands................................................................................................................................472
LACP Configuration Tasks............................................................................................................................................472
Creating a LAG...........................................................................................................................................................473
Configuring the LAG Interfaces as Dynamic.......................................................................................................473
Setting the LACP Long Timeout............................................................................................................................473
Monitoring and Debugging LACP.......................................................................................................................... 474
Shared LAG State Tracking.......................................................................................................................................... 474
Configuring Shared LAG State Tracking............................................................................................................. 475
Important Points about Shared LAG State Tracking........................................................................................476
LACP Basic Configuration Example............................................................................................................................ 477
Configure a LAG on ALPHA.................................................................................................................................... 477
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