Configuring The Ospf Gr Helper; Triggering Ospf Graceful Restart - HP MSR2000 series Configuration Manual

Configuring the OSPF GR Helper

You can configure the IETF standard or non-IETF standard OSPF GR Helper.
Configuring the IETF standard OSPF GR Helper
Step
1. Enter system view.
2. Enable OSPF and enter its
view.
3. Enable opaque LSA reception
and advertisement.
4. Configure the neighbors for
which the router can serve as
a GR Helper.
Configuring the non IETF standard OSPF GR Helper
Step
1. Enter system view.
2. Enable OSPF and enter its
view.
3. Enable the link-local signaling
capability.
4. Enable the out-of-band
re-synchronization capability.
5. Configure the neighbors for
which the router can serve as
a GR Helper.

Triggering OSPF Graceful Restart

Performing a Master/Slave switchover, or performing the following configuration on an OSPF router, will
trigger OSPF Graceful Restart.
To trigger OSPF Graceful Restart:
Task
Trigger OSPF Graceful Restart.
Command
system-view
ospf [ process-id | router-id
router-id | vpn-instance
vpn-instance-name ] *
opaque-capability enable
graceful-restart help { acl-number
| prefix prefix-list }
Command
system-view
ospf [ process-id | router-id
router-id | vpn-instance
vpn-instance-name ] *
enable link-local-signaling
enable
out-of-band-resynchronization
graceful-restart help { acl-number
| prefix prefix-list }
Command
reset ospf [ process-id ] process
graceful-restart
95
Remarks
N/A
N/A
Not enabled by default.
Optional.
The router can serve as a GR
Helper for any OSPF neighbor by
default.
Remarks
N/A
N/A
Disabled by default.
Disabled by default.
Optional.
The router can serve as a GR
Helper for any OSPF neighbor by
default.
Remarks
Available in user view