Users Guide

Support for /128 IPv6 and /32 IPv4 Prexes in Layer 3 Host Table and LPM Table......................................308
Support for ECMP in host table............................................................................................................................ 309
Support for moving /128 IPv6 Prexes and /32 IPv4 Prexes ........................................................................ 309
RTAG7.............................................................................................................................................................................309
Flow-based Hashing for ECMP.................................................................................................................................... 310
15 FIP Snooping............................................................................................................................................ 313
Fibre Channel over Ethernet.........................................................................................................................................313
Ensure Robustness in a Converged Ethernet Network.............................................................................................313
FIP Snooping on Ethernet Bridges...............................................................................................................................315
FIP Snooping in a Switch Stack....................................................................................................................................317
Using FIP Snooping........................................................................................................................................................ 317
FIP Snooping Prerequisites......................................................................................................................................317
Important Points to Remember.............................................................................................................................. 317
Enabling the FCoE Transit Feature.........................................................................................................................318
Enable FIP Snooping on VLANs............................................................................................................................. 319
Congure the FC-MAP Value................................................................................................................................. 319
Congure a Port for a Bridge-to-Bridge Link........................................................................................................319
Congure a Port for a Bridge-to-FCF Link............................................................................................................319
Impact on Other Software Features...................................................................................................................... 319
FIP Snooping Restrictions...................................................................................................................................... 320
Conguring FIP Snooping.......................................................................................................................................320
Displaying FIP Snooping Information............................................................................................................................321
FCoE Transit Conguration Example...........................................................................................................................326
16 Flex Hash and Optimized Boot-Up............................................................................................................328
Flex Hash Capability Overview.....................................................................................................................................328
Conguring the Flex Hash Mechanism.......................................................................................................................328
Conguring Fast Boot and LACP Fast Switchover...................................................................................................329
Optimizing the Boot Time.............................................................................................................................................329
Booting Process When Optimized Boot Time Mechanism is Enabled..............................................................329
Guidelines for Conguring Optimized Booting Mechanism................................................................................330
Interoperation of Applications with Fast Boot and System States...........................................................................331
LACP and IPv4 Routing...........................................................................................................................................331
LACP and IPv6 Routing...........................................................................................................................................331
BGP Graceful Restart............................................................................................................................................. 332
Cold Boot Caused by Power Cycling the System................................................................................................332
Unexpected Reload of the System........................................................................................................................332
Software Upgrade................................................................................................................................................... 332
LACP Fast Switchover............................................................................................................................................332
Changes to BGP Multipath.....................................................................................................................................333
Delayed Installation of ECMP Routes Into BGP...................................................................................................333
RDMA Over Converged Ethernet (RoCE) Overview................................................................................................333
Preserving 802.1Q VLAN Tag Value for Lite Subinterfaces...................................................................................... 334
17 Force10 Resilient Ring Protocol (FRRP)................................................................................................... 335
Contents
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