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graceful-restart mode
c e s
Enable the graceful restart mode.
Syntax
graceful-restart mode [planned-only | unplanned-only]
To disable graceful restart mode, enter no graceful-restart mode.
Parameters
planned-only
unplanned-only
Defaults
Support for both planned and unplanned failures.
Command Modes
ROUTER OSPF
Command
Version 7.8.1.0
History
Version 7.5.1.0
pre-Version 6.1.1.1
graceful-restart role
c e s
Specify the role for your OSPF router during graceful restart.
Syntax
graceful-restart role [helper-only | restart-only]
To disable graceful restart role, enter no graceful-restart role.
Parameters
role helper-only
role restart-only
Defaults
OSPF routers are, by default, both helper and restart routers during a graceful restart.
Command Modes
ROUTER OSPF
Command
Version 7.8.1.0
History
Version 7.7.1
Version 7.5.1.0
pre-Version 6.1.1.1
(OPTIONAL) Enter the keywords
restart is supported in a planned restart condition only.
(OPTIONAL) Enter the keywords
restart is supported in an unplanned restart condition only.
Introduced on S-Series
Introduced on C-Series
Introduced on E-Series
(OPTIONAL) Enter the keywords
is a helper only during graceful restart.
(OPTIONAL) Enter the keywords
router is a restart only during graceful-restart.
Introduced support for Multi-Process OSPF.
Restart and helper roles supported on S-Series
Helper-Role supported on S-Series
Introduced on C-Series
Introduced on E-Series
Open Shortest Path First (OSPFv2 and OSPFv3) | 1021
planned-only
to indicate graceful
unplanned-only
to indicate graceful
helper-only
to specify the OSPF router
restart-only
to specify the OSPF
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