Displaying route flap dampening statistics – Brocade BigIron RX Series Configuration Guide User Manual
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BigIron RX Series Configuration Guide
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Displaying BGP4 information
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Displaying the routes BGP4 has placed in the IP route
table
The IP route table indicates the routes it has received from BGP4 by listing “BGP” as the route type.
You can view the IP route table.
To display the IP route table, enter the following command.
BigIron RX# show ip route
Syntax: show ip route [<ip-addr> | <num> | bgp | ospf | rip | isis]
Here is an example of the information displayed by this command. Notice that most of the routes in
this example have type “B”, indicating that their source is BGP4.
Displaying route flap dampening statistics
To display route dampening statistics or all the dampened routes, enter the following command at
any level of the CLI.
Syntax: show ip bgp flap-statistics [regular-expression <regular-expression> | <address> <mask>
[longer-prefixes] | neighbor <ip-addr> | filter-list <num>...]
The regular-expression <regular-expression> parameter is a regular expression. The regular
expressions are the same ones supported for BGP4 AS-path filters. Refer to
Communities
The communities that routes with this set of attributes are in.
AS Path
The ASs through which routes with this set of attributes have passed.
The local AS is shown in parentheses.
TABLE 143
BGP4 route-attribute entries information (Continued)
This field...
Displays...
BigIron RX# show ip route
Type Codes - B:BGP D:Connected I:ISIS S:Static R:RIP O:OSPF; Cost - Dist/Metric
Destination Gateway Port Cost Type
1 130.130.130.0/24 11.11.11.1 ve 1 200/0 B
2 130.130.131.0/24 11.11.11.1 ve 1 200/0 B
BigIron RX# show ip bgp flap-statistics
Total number of flapping routes: 414
Status Code >:best d:damped h:history *:valid
Network
From
Flaps Since
Reuse
Path
h> 192.50.206.0/23
166.90.213.77
1
0 :0 :13 0 :0 :0 65001 4355 1 701
h> 203.255.192.0/20
166.90.213.77
1
0 :0 :13 0 :0 :0 65001 4355 1 7018
h> 203.252.165.0/24
166.90.213.77
1
0 :0 :13 0 :0 :0 65001 4355 1 7018
h> 192.50.208.0/23
166.90.213.77
1
0 :0 :13 0 :0 :0 65001 4355 1 701
h> 133.33.0.0/16
166.90.213.77
1
0 :0 :13 0 :0 :0 65001 4355 1 701
*> 204.17.220.0/24
166.90.213.77
1
0 :1 :4 0 :0 :0 65001 4355 701 62