Network            Next Hop            Metric     LocPrf 
Weight Path
*>  55.0.0.0/24        
172.16.0.2                                 0 200 400 500 600 i
*>  66.0.0.0/24        
172.16.0.2                                 0 200 500 i
show ip bgp flap-statistics
View flap statistics on BGP routes.
S4810
Syntax
show ip bgp [vrf vrf-name] [ipv4 unicast] flap-statistics [ip-
address [mask]] [filter-list as-path-name] [regexp regular-
expression]
Parameters
vrf vrf-name (OPTIONAL) Enter the keywords vrf and then the name of 
the VRF to view flap statistics on BGP routes corresponding 
to that VRF.
ipv4 unicast (OPTIONAL) Enter the keywords ipv4 unicast to view 
information only related to ipv4 unicast routes.
ip-address (OPTIONAL) Enter the IP address (in dotted decimal format) 
of the BGP network to view information only on that 
network.
mask (OPTIONAL) Enter the network mask (in slash prefix (/x) 
format) of the BGP network address.
filter-list as-
path-name
(OPTIONAL) Enter the keyword filter-list then the 
name of a configured AS-PATH ACL. The range is 140 
characters.
regexp regular-
expression
Enter a regular expression then use one or a combination of 
the following characters to match. The range is 256 
characters.
• . = (period) any single character (including a white 
space).
• * = (asterisk) the sequences in a pattern (zero or more 
sequences).
• + = (plus) the sequences in a pattern (one or more 
sequences).
• ? = (question mark) sequences in a pattern (either zero or 
one 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.
Border Gateway Protocol
467