Reference Guide
Open Shortest Path First (OSPFv2) | 1093
graceful-restart helper-reject 
c e s
Specify the OSPF router to not act as a helper during graceful restart. 
Syntax
graceful-restart helper-reject ip-address
To return to default value, enter no graceful-restart helper-reject.
Parameters
Defaults
Not Configured
Command Modes
ROUTER OSPF
Command
History
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
Defaults
Support for both planned and unplanned failures.
ip-address
Enter the OSPF router-id, in IP address format, of the restart router 
that will not act as a helper during graceful restart. 
Version 8.3.19.0 Introduced on S4820T
Version 8.3.7.0 Introduced on S4810
Version 7.8.1.0 Introduced support for Multi-Process OSPF.
Restart role enabled on S-Series (Both Helper and Restart roles now 
supported on S-Series.
Version 7.7.1.0 Helper-Role supported on S-Series
Version 7.5.1.0 Introduced on C-Series
pre-Version 6.1.1.1 Introduced on E-Series
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. 










