Reference Guide

Intermediate System to Intermediate System (IS-IS) | 823
Command Modes
ROUTER ISIS
Usage
Information
Use caution when you enter this command. Back up your configuration prior to using this command or
your IS-IS configuration will be erased.
Related
Commands
clear isis
e
Restart the IS-IS process. All IS-IS data is cleared.
Syntax
clear isis [tag] {* | database | traffic}
Parameters
Command Modes
EXEC Privilege
clns host
e
Define a name-to-network service mapping point (NSAP) mapping that can then be used with
commands that require NSAPs and system IDs.
Syntax
clns host name nsap
Parameters
Defaults
Not configured.
Command Modes
ROUTER ISIS
Usage
Information
Use this command to configure a shortcut name that can used instead of entering a long string of
numbers associated with an NSAP address.
Related
Commands
debug isis
e
Enable debugging for all IS-IS operations.
Syntax
debug isis
copy Use this command to save the current configuration to another location.
tag
(Optional) Enter an alphanumeric string to specify the IS-IS routing tag area.
*
Enter the keyword * to clear all IS-IS information and restarts the IS-IS process. This
command removes IS-IS neighbor information and IS-IS LSP database information and
the full SPF calculation will be done.
database
Clears IS-IS LSP database information.
traffic
Clears IS-IS counters.
name
Enter an alphanumeric string to identify the name-to-NSAP mapping.
nsap Enter a specific NSAP address that will be associated with the name parameter.
hostname dynamic
Enables dynamic learning of hostnames from routers in the domain and
allows the routers to advertise the hostnames in LSPs.