H3C LS-3100-52P-OVS-H3 Operation Manual - page 581
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Configuring OSPF Graceful Restart
One device can act as both a GR Restarter and GR Helper at the same time.
Configuring the OSPF GR Restarter
You can configure the IETF standard or non IETF standard OSPF GR Restarter.
Configure the IETF standard OSPF GR Restarter
Follow these steps to configure the standard IETF OSPF GR Restarter:
To do…
Use the command…
Remarks
Enter system view
system-view
—
Enable OSPF and enter its
view
ospf [process-id | router-id
router-id | vpn-instance
instance-name ] *
Required
Disabled by default
Enable opaque LSA
advertisement capability
opaque-capability enable
Required
Disabled by default
Enable the IETF standard
Graceful Restart capability for
OSPF
graceful-restart ietf
Required
Disabled by default
Configure the Graceful Restart
interval for OSPF
graceful-restart interval timer
Optional
120 seconds by default
Configure the non-IETF standard OSPF GR Restarter
Follow these steps to configure non-IETF standard OSPF GR Restarter:
To do…
Use the command…
Remarks
Enter system view
system-view
—
Enable OSPF and enter its
view
ospf [process-id | router-id
router-id | vpn-instance
instance-name ] *
Required
Disabled by default
Enable the link-local signaling
capability
enable link-local-signaling
Required
Disabled by default
Enable the out-of-band
re-synchronization capability
enable
out-of-band-resynchronizati
on
Required
Disabled by default
Enable non IETF standard
Graceful Restart capability for
OSPF
graceful-restart
[ nonstandard ]
Required
Disabled by default