Reference Guide

hello padding
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.
S5000
Syntax
hello padding [multi-point | point-to-point]
To return to the default, use the no hello padding [multi-point | point-
to-point] command.
Parameters
multi-point (OPTIONAL) Enter the keywords multi-point to pad only
LAN hello PDUs.
point-to-point (OPTIONAL) Enter the keywords point-to-point to pad
only point-to-point PDUs.
Defaults Both LAN and point-to-point hello PDUs are padded.
Command
Modes
ROUTER ISIS
Command
History
Version 9.0(1.3) Introduced on the S5000.
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
isis hello padding – turns ON or OFF hello padding on an interface basis.
hostname dynamic
Enables dynamic learning of hostnames from routers in the domain and allows the routers to advertise
the hostname in LSPs.
S5000
Syntax
hostname dynamic
To disable this command, use the no hostname dynamic command.
Defaults Enabled.
Command
Modes
ROUTER ISIS
Command
History
Version 9.0(1.3) Introduced on the S5000.
824
Intermediate System to Intermediate System (IS-IS)