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Dell Configuration Guide for the S4048–ON System 9.14.2.4

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Displaying Graceful Restart

To display information on the use and configuration of OSPFv3 graceful restart, enter any of the following commands.

  • Display the graceful-restart configuration for OSPFv2 and OSPFv3 (shown in the following example).
    EXEC Privilege mode
    show run ospf
  • Display the Type-11 Grace LSAs sent and received on an OSPFv3 router (shown in the following example).
    EXEC Privilege mode
    show ipv6 ospf database grace-lsa
  • Display the currently configured OSPFv3 parameters for graceful restart (shown in the following example).
    EXEC Privilege mode
    show ipv6 ospf database database-summary

Examples of the Graceful Restart show Commands

The following example shows the show run ospf command.

DellEMC#show run ospf
!
router ospf 1
  router-id 200.1.1.1
  log-adjacency-changes
  graceful-restart grace-period 180
  network 20.1.1.0/24 area 0
  network 30.1.1.0/24 area 0
!
ipv6 router ospf 1
  log-adjacency-changes
  graceful-restart grace-period 180

The following example shows the show ipv6 ospf database database-summary command.

DellEMC#show ipv6 ospf database database-summary
!
OSPFv3 Router with ID (200.1.1.1) (Process ID 1)

Process 1 database summary
Type                     Count/Status
Oper Status              1
Admin Status             1
Area Bdr Rtr Status      0
AS Bdr Rtr Status        1
AS Scope LSA Count       0
AS Scope LSA Cksum sum   0
Originate New LSAS       73
Rx New LSAS              114085
Ext LSA Count            0
Rte Max Eq Cost Paths    5
GR grace-period          180
GR mode                  planned and unplanned

Area 0 database summary
Type                     Count/Status
Brd Rtr Count            2
AS Bdr Rtr Count         2
LSA count                12010
Summary LSAs             1
Rtr LSA Count            4
Net LSA Count            3
Inter Area Pfx LSA Count 12000
Inter Area Rtr LSA Count 0
Group Mem LSA Count      0

The following example shows the show ipv6 ospf database grace-lsa command.

DellEMC#show ipv6 ospf database grace-lsa
!
Type-11 Grace LSA (Area 0)

LS Age               : 10
Link State ID        : 6.16.192.66
Advertising Router   : 100.1.1.1
LS Seq Number        : 0x80000001
Checksum             : 0x1DF1
Length               : 36
Associated Interface : Te 5/3
Restart Interval     : 180
Restart Reason       : Switch to Redundant Processor

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