White Papers

Support for /128 IPv6 and /32 IPv4 Prexes in Layer 3 Host Table and LPM Table....................................... 311
Support for ECMP in host table............................................................................................................................. 312
Support for moving /128 IPv6 Prexes and /32 IPv4 Prexes ......................................................................... 312
RTAG7..............................................................................................................................................................................312
Flow-based Hashing for ECMP.................................................................................................................................... 313
15 FIP Snooping............................................................................................................................................ 316
Fibre Channel over Ethernet.........................................................................................................................................316
Ensure Robustness in a Converged Ethernet Network.............................................................................................316
FIP Snooping on Ethernet Bridges...............................................................................................................................318
FIP Snooping in a Switch Stack...................................................................................................................................320
Using FIP Snooping....................................................................................................................................................... 320
FIP Snooping Prerequisites.....................................................................................................................................320
Important Points to Remember............................................................................................................................. 320
Enabling the FCoE Transit Feature.........................................................................................................................321
Enable FIP Snooping on VLANs.............................................................................................................................322
Congure the FC-MAP Value................................................................................................................................ 322
Congure a Port for a Bridge-to-Bridge Link.......................................................................................................322
Congure a Port for a Bridge-to-FCF Link...........................................................................................................322
Impact on Other Software Features..................................................................................................................... 322
FIP Snooping Restrictions...................................................................................................................................... 323
Conguring FIP Snooping.......................................................................................................................................323
Displaying FIP Snooping Information...........................................................................................................................324
FCoE Transit Conguration Example...........................................................................................................................329
16 Flex Hash and Optimized Boot-Up............................................................................................................ 331
Flex Hash Capability Overview..................................................................................................................................... 331
Conguring the Flex Hash Mechanism........................................................................................................................331
Conguring Fast Boot and LACP Fast Switchover...................................................................................................332
Optimizing the Boot Time.............................................................................................................................................332
Booting Process When Optimized Boot Time Mechanism is Enabled..............................................................332
Guidelines for Conguring Optimized Booting Mechanism................................................................................333
Interoperation of Applications with Fast Boot and System States..........................................................................334
LACP and IPv4 Routing.......................................................................................................................................... 334
LACP and IPv6 Routing.......................................................................................................................................... 334
BGP Graceful Restart............................................................................................................................................. 335
Cold Boot Caused by Power Cycling the System................................................................................................335
Unexpected Reload of the System........................................................................................................................335
Software Upgrade................................................................................................................................................... 335
LACP Fast Switchover............................................................................................................................................335
Changes to BGP Multipath.................................................................................................................................... 336
Delayed Installation of ECMP Routes Into BGP...................................................................................................336
RDMA Over Converged Ethernet (RoCE) Overview............................................................................................... 336
Preserving 802.1Q VLAN Tag Value for Lite Subinterfaces...................................................................................... 337
17 Force10 Resilient Ring Protocol (FRRP)................................................................................................... 338
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