Brocade Multi-Service IronWare Routing Configuration Guide (Supporting R05.6.00) - Manual (Page 450)

422 Multi-Service IronWare Routing Configuration Guide
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IPv6 Non stop routing and graceful restart
Configuring Non Stop Routing on IS-IS
NOTE
IPv6 IS-IS NSR is not supported on the Brocade NetIron CES and Brocade NetIron CER platforms.
IS-IS IPv6 supports nonstop routing. The following command is used to configure NSR. Further
configuration details are available in Chapter 54.
Brocade(config-isis-router)#nononstop-routing
Syntax: [no] nonstop-routing
The nonstop routing command enables nonstop routing in IS-IS IPv6.
Show commands
Show isis
This command shows the IS-IS configuration.
Brocade#show isis
IS-IS Routing Protocol Operation State: Enabled
IS-Type: Level-1-2
...
Global Hello Padding For Point to Point Circuits: Enabled
Ptpt Three Way HandShake Mechanism: Enabled
BGP Ipv4 Converged: FALSE, Ipv6 Converged: FALSE
IS-IS Traffic Engineering Support: Disabled
No ISIS Shortcuts Configured
BFD: Disabled
NSR: Enabled
NSR State: Normal
Standby MP: Active
Sync State: Enabled
Interfaces with IPv4 IS-IS configured:
None
...
Configuring BGP graceful restart
BGP IPv6 supports graceful restart.
• BGP informs Graceful Restart capability to its peer.
• BGP peers retains BGP routing information and help Graceful Restart process.
The following command is used to configure graceful restart.
Brocade(config-bgp-router)#graceful-restart
Syntax: [no] graceful-restart [purge-time] [restart-time] [stale-routes-time]
The graceful-restart command enables graceful restart for the address-family. The purge-time
command is used to configure the maximum time in seconds before stale routes are purged. The
purge-time cannot be less than the time set for the stale-routes-time.