Administrator Guide

graceful-restart helper-reject
Specify the OSPF router to not act as a helper during graceful restart.
C9000 Series
Syntax
graceful-restart helper-reject ip-address
To return to default value, use the no graceful-restart helper-reject command.
Parameters
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.
Defaults Not configured.
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 Description
9.9(0.0) Introduced on the C9010.
9.2(1.0) Introduced on the Z9500.
8.3.19.0 Introduced on the S4820T.
8.3.11.1 Introduced on the Z9000.
8.3.12.0 Introduced on the S4810.
7.8.1.0 Restart role enabled on the S-Series (Both Helper and Restart roles now
supported on S-Series). Added support for Multi-Process OSPF.
7.7.1.0 Added Helper-Role support on the S-Series.
7.5.1.0 Introduced on the C-Series.
6.1.1.1 Introduced on the E-Series.
graceful-restart mode
Enable the graceful restart mode.
C9000 Series
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.
Open Shortest Path First (OSPFv2 and OSPFv3) 1123