Reference Guide

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Command
History
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
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, enter no hostname dynamic.
Defaults
Enabled.
Command Modes
ROUTER ISIS
Command
History
Usage
Information
Use this command to build name-to-systemID mapping tables through the protocol. All show
commands that display systems also display the hostname.
Related
Commands
ignore-lsp-errors
Ignore LSPs with bad checksums instead of purging those LSPs.
Syntax
ignore-lsp-errors
To return to the default values, enter no ignore-lsp-errors.
Defaults
In IS-IS, the default deletes LSPs with internal checksum errors (no ignore-lsp-errors).
Command Modes
ROUTER ISIS
Command
History
Version 9.0.2.0 Introduced on the S6000.
Version
8.3.7.0
Introduced on the S4810.
isis hello padding Turn ON or OFF hello padding on an interface basis.
S6000
Version 9.0.2.0 Introduced on the S6000.
Version
8.3.7.0
Introduced on the S4810.
clns host Define a name-to-NSAP mapping.
S6000
Version 9.0.2.0 Introduced on the S6000.
Version
8.3.7.0
Introduced on the S4810.