Reference Guide

clear config
Clear IS-IS configurations that display under the router isis heading of the show running-config command
output.
S4820T
Syntax
clear config
Command Modes ROUTER ISIS
Command History
This guide is platform-specific. For command information about other platforms, refer to the
relevant FTOS Command Line Reference Guide .
The following is a list of the FTOS version history for this command.
Version 8.3.19.0 Introduced on the S4820T.
Version 8.3.11.1 Introduced on the Z9000.
Version 8.3.7.1 Introduced on the S4810.
Usage
Information
CAUTION: 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
copy — saves the current configuration to another location.
clear isis
Restart the IS-IS process. All IS-IS data is cleared.
S4820T
Syntax
clear isis [tag] {* | database | traffic}
Parameters
tag (Optional) Enter an alphanumeric string to specify the IS-IS routing
tag area.
* Enter the keyword * to clear all IS-IS information and restart the IS-IS
process. This command removes IS-IS neighbor information and IS-IS
LSP database information and the full SPF calculation is done.
database Clears IS-IS LSP database information.
traffic Clears IS-IS counters.
Command Modes EXEC Privilege
Command History
This guide is platform-specific. For command information about other platforms, refer to the
relevant FTOS Command Line Reference Guide .
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