Display BGP4 Statistics

Various show ip bgp commands verify information about BGP4 configurations.

1. Enter the show ip bgp summary command.
   

   device# show ip bgp summary
   
     BGP4 Summary
     Router ID: 192.117.117.36   Local AS Number: 1001
     Confederation Identifier: not configured
     Confederation Peers:
     Maximum Number of IP ECMP Paths Supported for Load Sharing: 1
     Number of Neighbors Configured: 1, UP: 0
     Number of Routes Installed: 4, Uses 384 bytes
     Number of Routes Advertising to All Neighbors: 4 (4 entries), Uses 240 bytes
     Number of Attribute Entries Installed: 1, Uses 104 bytes
     Neighbor Address  AS#         State     Time     Rt:Accepted Filtered Sent     ToSend
     192.117.117.3     1001        ACTIV     4h 5m 0s    0        0        0        4
     
   

   This example output gives summarized BGP4 information.
2. Enter the show ip bgp routes command.
   

   device# show ip bgp routes
   
   Total number of BGP Routes: 4
   Status A:AGGREGATE B:BEST b:NOT-INSTALLED-BEST C:CONFED_EBGP D:DAMPED
          E:EBGP H:HISTORY I:IBGP L:LOCAL M:MULTIPATH m:NOT-INSTALLED-MULTIPATH
          S:SUPPRESSED F:FILTERED s:STALE
          Prefix             Next Hop        MED        LocPrf     Weight Status
   1      42.9.1.0/24        0.0.0.0         0          100        32768  BL
            AS_PATH:
   2      42.9.2.0/24        0.0.0.0         0          100        32768  BL
            AS_PATH:
   3      42.9.3.0/24        0.0.0.0         0          100        32768  BL
            AS_PATH:
   4      42.9.4.0/24        0.0.0.0         0          100        32768  BL
            AS_PATH:
   

   This example shows general BGP4 route information.
3. Enter the show ip bgp command.
   

   device# show ip bgp
   
   Total number of BGP Routes: 4
   Status codes: s suppressed, d damped, h history, * valid, > best, i internal, S stale
   Origin codes: i - IGP, e - EGP, ? - incomplete
       Network            Next Hop        MED        LocPrf     Weight Path
   *>  42.9.1.0/24        0.0.0.0         0          100         32768  i
   *>  42.9.2.0/24        0.0.0.0         0          100         32768  i
   *>  42.9.3.0/24        0.0.0.0         0          100         32768  i
   *>  42.9.4.0/24        0.0.0.0         0          100         32768  i
   

   This example shows general BGP4 information.
4. Enter the show ip bgp attribute-entries command.
   

   device# show ip bgp attribute-entries
   
           Total number of BGP Attribute Entries: 1
   1       Next Hop  : 0.0.0.0            MED      :0               Origin:IGP
           Originator:0.0.0.0            Cluster List:None
           Aggregator:AS Number :0            Router-ID:0.0.0.0          Atomic:None
           Local Pref:100               Communities:Internet
           AS Path   : (length 0)
              AsPathLen: 0  AsNum: 0, SegmentNum: 0, Neighboring As: 0, Source As 0
           Address: 0x67c1002c  Hash:364 (0x01000000)
           Links: 0x00000000, 0x00000000
           Reference Counts: 4:0:4, Magic: 1    
   
   

   This example shows information about one route-attribute entry that is stored in device memory.
5. Enter the show ip bgp peer-group command.
   

   device# show ip bgp peer-group 
   
   1   BGP peer-group is pg
         Address family : IPV4 Unicast 
           activate 
         Address family : IPV6 Unicast 
           no activate 
       Members:
          IP Address: 1.1.1.1, AS: 100 
          IP Address: 1::1, AS: 100 
   
   2   BGP peer-group is pg6
         Address family : IPV4 Unicast 
           activate 
         Address family : IPV6 Unicast 
           no activate 
       Currently there are no members
   
   

   This example shows output for two BGP peer groups, called “pg” and “pg6”.
6. Enter the show ip bgp routes command using the summary keyword.
   

   device# show ip bgp routes summary
   
     Total number of BGP routes (NLRIs) Installed     : 1
     Distinct BGP destination networks                : 1
     Filtered bgp routes for soft reconfig            : 0
     Routes originated by this router                 : 1
     Routes selected as BEST routes                   : 1
     Routes Installed as BEST routes                  : 1
     BEST routes not installed in IP forwarding table : 0
     Unreachable routes (no IGP route for NEXTHOP)    : 0
     IBGP routes selected as best routes              : 0
     EBGP routes selected as best routes              : 0
     BEST routes not valid for IP forwarding table    : 0
   

   This example shows summarized BGP4 route information.