Configuring Ospf Gr Helper; Triggering Ospf Gr - HP 5500 EI series Configuration Manual

Configuring OSPF GR helper

You can configure the IETF or non IETF OSPF GR helper.
Configuring the IETF OSPF GR helper
Step
Enter system view.
1.
2. Enable OSPF and enter its
view.
3. Enable opaque LSA reception
and advertisement capability.
4. (Optional.) Enable GR helper
capability.
5. (Optional.) Enable strict LSA
checking for the GR helper.
Configuring the non-IETF 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. (Optional.) Enable GR helper.
6. (Optional.) Enable strict LSA
checking for the GR helper.

Triggering OSPF GR

An active/standby switchover or the following command triggers OSPF GR.
To trigger OSPF GR, perform the following command in user view:
Task
Trigger OSPF GR.
Command
system-view
ospf [ process-id | router-id
router-id | vpn-instance
vpn-instance-name ] *
opaque-capability enable
graceful-restart helper enable
[ planned-only ]
graceful-restart helper
strict-lsa-checking
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 helper enable
graceful-restart helper
strict-lsa-checking
Command
reset ospf [ process-id ] process graceful-restart
90
Remarks
N/A
N/A
By default, opaque LSA reception
and advertisement capability is
enabled.
By default, GR helper capability is
enabled.
By default, strict LSA checking for
the GR helper is disabled.
Remarks
N/A
N/A
By default, the link-local signaling
capability is disabled.
By default, the out-of-band
re-synchronization capability is
disabled.
By default, GR helper is enabled.
By default, strict LSA checking for
the GR helper is disabled.