Reference Guide

Version 7.8.1.0 Introduced on the S-Series.
Version 7.7.1.0 Introduced on the C-Series.
Usage
Information
After you enter this command, the software deletes the history routes and returns the
suppressed routes to the Active state.
clear ip bgp flap-statistics
Clear BGP flap statistics, which includes number of flaps and the time of the last flap.
S4820T
Syntax
clear ip bgp flap-statistics [ip-address mask | filter-list as-
path-name | regexp regular-expression]
Parameters
ip-address mask (OPTIONAL) Enter an IP address in dotted decimal format and the
prefix mask in slash format (/x) to reset only that prefix.
filter-list as-path-
name
(OPTIONAL) Enter the keywords filter-list then the name of a
configured AS-PATH list.
regexp regular-
expression
(OPTIONAL) Enter the keyword regexp then regular expressions.
Use one or a combination of the following:
• . = (period) any single character (including a white space).
• * = (asterisk) the sequences in a pattern (0 or more
sequences).
• + = (plus) the sequences in a pattern (1 or more sequences).
• ? = (question mark) sequences in a pattern (either 0 or 1
sequences).
NOTE: Enter an escape sequence (CTRL+v) prior to
entering the ? regular expression.
• [ ] = (brackets) a range of single-character patterns.
• ( ) = (parenthesis) groups a series of pattern elements to a
single element.
• { } = (braces) minimum and the maximum match count.
• ^ = (caret) the beginning of the input string. If you use the
caret at the beginning of a sequence or range, it matches on
everything BUT the characters specified.
• $ = (dollar sign) the end of the output string.
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 .
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.
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