Command Line Reference Guide

Intermediate System to Intermediate System (IS-IS) | 801
Related
Commands
graceful-restart restart-wait
e
Enable the Graceful Restart maximum wait time before a restarting peer comes up.
Be sure to set the
t3 timer to adjacency on the restarting router when implementing this command.
Syntax
graceful-restart restart-wait seconds
To return to the default, use the no graceful-restart restart-wait command.
Parameters
Defaults
30 seconds
Command Modes
ROUTER ISIS
Command
History
Related
Commands
hello padding
e
Use to turn ON or OFF padding for LAN and point-to-point hello PDUs or to selectively turn padding
ON or OFF for LAN or point-to-point hello PDUs.
Syntax
hello padding [multi-point | point-to-point]
To return to default, use no hello padding [multi-point | point-to-point].
Parameters
Defaults
Both LAN and point-to-point hello PDUs are padded.
Command Modes
ROUTER ISIS
Usage
Information
IS-IS hellos are padded to the full maximum transmission unit (MTU) size. Padding IS-IS Hellos
(IIHS) to the full MTU provides early error detection of large frame transmission problems or
mismatched MTUs on adjacent interfaces.
Related
Commands
graceful-restart restart-wait
Enable the Graceful Restart maximum wait time before a restarting
peer comes up.
seconds
Range: 5-300 seconds
Default: 30 seconds
Version 8.3.1.0 Introduced on the E-Series
graceful-restart t3
Configure the overall wait time before Graceful Restart is completed.
multi-point
(OPTIONAL) Enter the keyword multi-point to pad only LAN hello PDUs.
point-to-point (OPTIONAL) Enter the keyword point-to-point to pad only point-to-point
PDUs.
isis hello padding Turn ON or OFF hello padding on an interface basis.