3Com MSR 30 manual Graceful-restart help, Examples # Enable Ietf Graceful Restart for Ospf process

1134 CHAPTER 76: OSPF CONFIGURATION COMMANDS

Parameters nonstandard: Enables the non-IETF GR capability.

ietf: Enables the IETF GR capability.

Description Use the graceful-restartcommand to enable the OSPF Graceful Restart capability.

Use the undo graceful-restartcommand to disable the OSPF Graceful Restart capability.

By default, the OSPF Graceful Restart capability is disabled.

Note the following:

■Enable Opaque LSA advertisement and reception with the opaque-capability enable command before enabling the IETF GR capability for OSPF.

■Before enabling the non-IETF GR capability for OSPF, enable OSPF LLS (link local signaling) with the enable link-local-signalingcommand and OOB (out of band resynchronization) with the enable out-of-band-resynchronizationcommand.

■If the keywords nonstandard and ietf are not specified when OSPF GR is enabled, nonstandard is the default.

Related commands: enable link-local-signaling,enable out-of-band-resynchronization,opaque-capability enable.

Examples # Enable IETF Graceful Restart for OSPF process 1.

<Sysname> system-view [Sysname] ospf 1

[Sysname-ospf-1] opaque-capability enable

[Sysname-ospf-1] graceful-restart ietf

# Enable non-IETF Graceful Restart for OSPF process 1.

<Sysname> system-view [Sysname] ospf 1

[Sysname-ospf-1] enable link-local-signaling

[Sysname-ospf-1] enable out-of-band-resynchronization

[Sysname-ospf-1] graceful-restart nonstandard

graceful-restart help

Syntax graceful-restart help { acl-numberprefix prefix-list}

View OSPF view

Parameters acl-number: Basic or advanced ACL number, in the range 2000 to 3999. prefix-list: Name of the specified IP prefix list, a string of 1 to 19 characters.