Deployment Guide

Related
Commands
● graceful-restart restart-wait — enable the graceful restart maximum wait time before a restarting
peer comes up.
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.
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
This guide is platform-specific. For command information about other platforms, see the relevant Dell
EMC Networking OS Command Line Reference Guide.
Version Description
9.10(0.1) Introduced on the S6010-ON and S4048T-ON.
9.10(0.0) Introduced on the S3148.
9.10(0.0) Introduced on the S6100–ON.
9.8(2.0) Introduced on the S3100 series.
9.8(1.0) Introduced on the Z9100–ON.
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.
9.5(0.1) Introduced on the Z9500.
9.0.2.0 Introduced on the S6000.
8.3.19.0 Introduced on the S4820T.
8.3.12.0 Introduced on the S4810.
8.3.11.1 Introduced on the Z9000.
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 — turn 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.
Syntax
hostname dynamic
To disable this command, use the no hostname dynamic command.
Intermediate System to Intermediate System (IS-IS) 827