Users Guide
Generally, convergence level 1 meets most convergence requirements. Higher convergence levels should
only be selected following consultation with Dell Networking technical support.
graceful-restart grace-period
Species the time duration, in seconds, that the router’s neighbors continue to advertise the router as fully adjacent regardless of
the synchronization state during a graceful restart.
NOTE: This command enables OSPFv2 graceful restart globally by setting the grace period (in seconds) that an OSPFv2
router’s neighbors continues to advertise the router as adjacent during a graceful restart.
S3048–ON
Syntax
graceful-restart grace-period seconds
To disable the grace period, use the no graceful-restart grace-period command.
Parameters
seconds Time duration, in seconds, that species the duration of the restart process before
OSPF terminates the process. The range is from 40 to 1800 seconds.
Defaults Not Congured
Command Modes ROUTER OSPF
Command History
This guide is platform-specic. 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
9.8(0.0P5) Introduced on the S4048-ON.
9.8(0.0P2) Introduced on the S3048-ON.
9.7(0.0) Introduced on the S6000-ON.
9.2(1.0) Introduced on the Z9500.
9.0.2.0 Introduced on the S6000.
8.3.19.0 Introduced on the S4820T.
8.3.11.1 Introduced on the Z9000.
8.3.7.0 Introduced on the S4810.
7.8.1.0 Introduced on the S-Series. Added support for Multi-Process OSPF.
7.5.1.0 Introduced on the C-Series.
pre- 6.1.1.1 Introduced on the E-Series.
Usage Information The Helper mode is enabled by default on the device. To enable the restart mode also on the device, you
must congure the grace period using this command. After you enable restart mode the router advertises
the neighbor as fully adjacent during a restart.
Open Shortest Path First (OSPFv2 and OSPFv3)
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