Reference Guide

Border Gateway Protocol IPv4 (BGPv4) | 317
Parameters
Command Modes
EXEC Privilege
Usage
Information
If you enter clear ip bgp flap-statistics without any parameters, all statistics are cleared.
Related
Commands
Command
History
debug ip bgp
c e s
Display all information on BGP, including BGP events, keepalives, notifications, and
updates.
Syntax
debug ip bgp [ip-address | peer-group peer-group-name] [in | out]
To disable all BGP debugging, enter
no debug ip bgp.
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 keyword filter-list followed by the name of a
configured AS-PATH list.
regexp
regular-expression
(OPTIONAL) Enter the keyword regexp followed by 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).
You must 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 the caret is used at the
beginning of a sequence or range, it matches on everything BUT the
characters specified.
• $ = (dollar sign) the end of the output string.
show debugging View enabled debugging operations.
show ip bgp flap-statistics View BGP flap statistics.
undebug all Disable all debugging operations.
Version 8.3.7.0 Introduced on the S4810.
Version 7.8.1.0 Introduced support on S-Series
Version 7.7.1.0 Introduced support on C-Series
ip-address
Enter the IP address of the neighbor in dotted decimal format.
peer-group
peer-group-name
Enter the keyword peer-group followed by the name of the peer group.