graceful-restart mode
Enable the graceful restart mode.
S4810 
Syntax
graceful-restart mode [planned-only | unplanned-only]
To disable graceful restart mode, use the no graceful-restart mode 
command.
Parameters
planned-only (OPTIONAL) Enter the keywords planned-only to indicate 
graceful restart is supported in a planned restart condition 
only.
unplanned-
only
(OPTIONAL) Enter the keywords unplanned-only to 
indicate graceful restart is supported in an unplanned restart 
condition only.
Defaults Support for both planned and unplanned failures.
Command 
Modes
ROUTER OSPF
Command 
History
This guide is platform-specific. For command information about other platforms, 
refer to the relevant Dell Networking OS Command Line Reference Guide.
The following is a list of the Dell Networking OS version history for this command.
Version 9.0.2.0 Introduced on the S6000.
Version 
8.3.19.0
Introduced on the S4820T.
Version 8.3.11.1 Introduced on the Z9000.
Version 
8.3.12.0
Introduced on the S4810.
Version 7.8.1.0 Introduced on the S-Series.
Version 7.5.1.0 Introduced on the C-Series.
pre-Version 
6.1.1.1
Introduced on the E-Series.
graceful-restart role
Specify the role for your OSPF router during graceful restart.
S4810 
Syntax
graceful-restart role [helper-only | restart-only]
Open Shortest Path First (OSPFv2 and OSPFv3)
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