Administrator Guide

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.
Defaults Enabled.
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
To build name-to-systemID mapping tables through the protocol, use this command. All show commands
that display systems also display the hostname.
Related
Commands
● clns host — define a name-to-NSAP mapping.
ignore-lsp-errors
Ignore LSPs with bad checksums instead of purging those LSPs.
Syntax
ignore-lsp-errors
To return to the default values, use the no ignore-lsp-errors command.
Defaults In IS-IS, the default deletes LSPs with internal checksum errors (no ignore-lsp-errors).
Command Modes ROUTER ISIS
Intermediate System to Intermediate System (IS-IS) 825