Monitoring the Prefix Lists Configured on the Router

Purpose

Display information about the prefix lists currently configured on the router.

You can use the summary keyword to display abbreviated information about prefix lists.

Action

To display information about the prefix lists currently configured on the router:

host1#show ip prefix-list
Prefix-list with the last deletion/insertion: def
ip prefix-list name abc: 4 entries
   seq 5 permit 192.168.0.0/16 le 24
   seq 10 permit 192.178.0.0/16 le 24
   seq 15 deny 195.178.0.0/16 le 24
   seq 20 deny 195.178.0.0/16 le 32
ip prefix-list name def: 1 entries
   seq 5 deny 192.170.0.0/16

To display abbreviated information about prefix lists by using the summary keyword:

host1#show ip prefix-list summary
Total memory used for prefix-list: 310 bytes
Prefix-list with the last deletion/insertion: def
ip prefix-list name abc:
   count: 4, range entries: 4, sequences: 5-20
ip prefix-list name def:
   count: 1, range entries: 0, sequences: 5-5

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