Displaying BGP4 Neighbor Statistics

Various show ip bgp neighbors commands verify information about BGP4 neighbor configurations.
Use one or more of the following commands to verify BGP4 neighbor information. The commands do not have to be entered in this order.
  1. Enter the show ip bgp neighbors command. 
    device# show ip bgp neighbors   
    Total number of BGP Neighbors:3
1   IP Address: 17.1.1.1, AS: 1 (IBGP), RouterID: 3.1.1.1, VRF: default-vrf
    State: ESTABLISHED, Time: 1d22h42m4s, KeepAliveTime: 10, HoldTime: 30
       KeepAliveTimer Expire in 4 seconds, HoldTimer Expire in 23 seconds
    Minimal Route Advertisement Interval: 0 seconds
       PeerGroup: p1
       RefreshCapability: Received
       GracefulRestartCapability: Received
           Restart Time 120 sec, Restart bit 0
           afi/safi 1/1, Forwarding bit 0
           afi/safi 2/1, Forwarding bit 0
       GracefulRestartCapability: Sent
           Restart Time 120 sec, Restart bit 0
           afi/safi 1/1, Forwarding bit 0
           afi/safi 2/1, Forwarding bit 0
    Messages:    Open    Update  KeepAlive Notification Refresh-Req
       Sent    : 1       2       16729     0            0          
       Received: 1       2       18097     0            0          
    Last Update Time: NLRI       Withdraw          NLRI       Withdraw
                  Tx: ---        ---           Rx: ---        ---        
    Last Connection Reset Reason:Unknown
    Notification Sent:     Unspecified
    Notification Received: Unspecified
    Neighbor NLRI Negotiation:
      Peer Negotiated IPV4  unicast  capability
      Peer Negotiated IPV6 unicast  capability                    
      Peer configured for IPV4 unicast  Routes
      Peer configured for IPV6 unicast  Routes
    Neighbor AS4 Capability Negotiation:
    Outbound Policy Group:
       ID: 3, Use Count: 6
    AO Keychain name : 1
    TCP Connection state: ESTABLISHED
     TCP Keychain name      : 1
     TCP-AO Enabled         : YES
     TCP-AO in use          : YES
     Keychain valid         : YES
     No of segments dropped : 0
     Send-Active-Key
     ---------------
       Key-id               : 1
       Crypto Algorithm     : AES-128-CMAC
       Send-id              : 100
       Recv-id              : 100
       Include-tcp-options  : YES
       Accept-ao-mismatch   : YES
     Recv-Active-Key
     ---------------
       Key-id               : 1
       Crypto Algorithm     : AES-128-CMAC
       Send-id              : 100                                 
       Recv-id              : 100
       Include-tcp-options  : YES
       Accept-ao-mismatch   : YES

     Maximum segment size: 1420
    TTL check: value: 0
       Byte Sent:   317970, Received: 343962
       Local host:  17.1.1.2, Local  Port: 8003
       Remote host: 17.1.1.1, Remote Port: 179
       ISentSeq:   17564913  SendNext:   17882884  TotUnAck:          0
       TotSent:      317971  ReTrans:          40  UnAckSeq:   17882884
       IRcvSeq:   153787685  RcvNext:   154131648  SendWnd:       16365
       TotalRcv:     343963  DupliRcv:       1083  RcvWnd:        16384
       SendQue:           0  RcvQue:            0  CngstWnd:       1439


show ip bgp neighbors <ip-address>
device# show ip bgp neighbors 17.1.1.1
1   IP Address: 17.1.1.1, AS: 1 (IBGP), RouterID: 3.1.1.1, VRF: default-vrf
    State: ESTABLISHED, Time: 1d22h42m42s, KeepAliveTime: 10, HoldTime: 30
       KeepAliveTimer Expire in 9 seconds, HoldTimer Expire in 21 seconds
    Minimal Route Advertisement Interval: 0 seconds
       PeerGroup: p1
       RefreshCapability: Received
       GracefulRestartCapability: Received
           Restart Time 120 sec, Restart bit 0
           afi/safi 1/1, Forwarding bit 0
           afi/safi 2/1, Forwarding bit 0
       GracefulRestartCapability: Sent
           Restart Time 120 sec, Restart bit 0
           afi/safi 1/1, Forwarding bit 0
           afi/safi 2/1, Forwarding bit 0
    Messages:    Open    Update  KeepAlive Notification Refresh-Req
       Sent    : 1       2       16733     0            0          
       Received: 1       2       18101     0            0          
    Last Update Time: NLRI       Withdraw          NLRI       Withdraw
                  Tx: ---        ---           Rx: ---        ---        
    Last Connection Reset Reason:Unknown
    Notification Sent:     Unspecified
    Notification Received: Unspecified
    Neighbor NLRI Negotiation:
      Peer Negotiated IPV4  unicast  capability
      Peer Negotiated IPV6 unicast  capability
      Peer configured for IPV4 unicast  Routes                    
      Peer configured for IPV6 unicast  Routes
    Neighbor AS4 Capability Negotiation:
    Outbound Policy Group:
       ID: 3, Use Count: 6
    AO Keychain name : 1
    TCP Connection state: ESTABLISHED
     TCP Keychain name      : 1
     TCP-AO Enabled         : YES
     TCP-AO in use          : YES
     Keychain valid         : YES
     No of segments dropped : 0
     Send-Active-Key
     ---------------
       Key-id               : 1
       Crypto Algorithm     : AES-128-CMAC
       Send-id              : 100
       Recv-id              : 100
       Include-tcp-options  : YES
       Accept-ao-mismatch   : YES
     Recv-Active-Key
     ---------------
       Key-id               : 1
       Crypto Algorithm     : AES-128-CMAC
       Send-id              : 100
       Recv-id              : 100                                 
       Include-tcp-options  : YES
       Accept-ao-mismatch   : YES

     Maximum segment size: 1420
    TTL check: value: 0
       Byte Sent:   318046, Received: 344038
       Local host:  17.1.1.2, Local  Port: 8003
       Remote host: 17.1.1.1, Remote Port: 179
       ISentSeq:   17564913  SendNext:   17882960  TotUnAck:          0
       TotSent:      318047  ReTrans:          40  UnAckSeq:   17882960
       IRcvSeq:   153787685  RcvNext:   154131724  SendWnd:       16365
       TotalRcv:     344039  DupliRcv:       1083  RcvWnd:        16384
       SendQue:           0  RcvQue:            0  CngstWnd:       1439
    This example output gives general information about BGP4 neighbors.
  2. Enter the show ip bgp neighbors advertised-routes command. 
    device# show ip bgp neighbors 192.168.4.211 advertised-routes

       There are 2 routes advertised to neighbor 192.168.4.211
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
       Network        Next Hop       Metric   LocPrf   Weight   Status
1      10.102.0.0/24  192.168.2.102   12               32768    BL
2      10.200.1.0/24  192.168.2.102   0                32768    BL
    This example shows information about all the routes the BGP4 networking device advertised to the neighbor.
  3. Enter the show ip bgp neighbors command and specify an IP address. 
    device# show ip bgp neighbors 17.1.1.1
1   IP Address: 17.1.1.1, AS: 1 (IBGP), RouterID: 3.1.1.1, VRF: default-vrf
    State: ESTABLISHED, Time: 1d22h42m42s, KeepAliveTime: 10, HoldTime: 30
       KeepAliveTimer Expire in 9 seconds, HoldTimer Expire in 21 seconds
    Minimal Route Advertisement Interval: 0 seconds
       PeerGroup: p1
       RefreshCapability: Received
       GracefulRestartCapability: Received
           Restart Time 120 sec, Restart bit 0
           afi/safi 1/1, Forwarding bit 0
           afi/safi 2/1, Forwarding bit 0
       GracefulRestartCapability: Sent
           Restart Time 120 sec, Restart bit 0
           afi/safi 1/1, Forwarding bit 0
           afi/safi 2/1, Forwarding bit 0
    Messages:    Open    Update  KeepAlive Notification Refresh-Req
       Sent    : 1       2       16733     0            0          
       Received: 1       2       18101     0            0          
    Last Update Time: NLRI       Withdraw          NLRI       Withdraw
                  Tx: ---        ---           Rx: ---        ---        
    Last Connection Reset Reason:Unknown
    Notification Sent:     Unspecified
    Notification Received: Unspecified
    Neighbor NLRI Negotiation:
      Peer Negotiated IPV4  unicast  capability
      Peer Negotiated IPV6 unicast  capability
      Peer configured for IPV4 unicast  Routes                    
      Peer configured for IPV6 unicast  Routes
    Neighbor AS4 Capability Negotiation:
    Outbound Policy Group:
       ID: 3, Use Count: 6
    AO Keychain name : 1
    TCP Connection state: ESTABLISHED
     TCP Keychain name      : 1
     TCP-AO Enabled         : YES
     TCP-AO in use          : YES
     Keychain valid         : YES
     No of segments dropped : 0
     Send-Active-Key
     ---------------
       Key-id               : 1
       Crypto Algorithm     : AES-128-CMAC
       Send-id              : 100
       Recv-id              : 100
       Include-tcp-options  : YES
       Accept-ao-mismatch   : YES
     Recv-Active-Key
     ---------------
       Key-id               : 1
       Crypto Algorithm     : AES-128-CMAC
       Send-id              : 100
       Recv-id              : 100                                 
       Include-tcp-options  : YES
       Accept-ao-mismatch   : YES

     Maximum segment size: 1420
    TTL check: value: 0
       Byte Sent:   318046, Received: 344038
       Local host:  17.1.1.2, Local  Port: 8003
       Remote host: 17.1.1.1, Remote Port: 179
       ISentSeq:   17564913  SendNext:   17882960  TotUnAck:          0
       TotSent:      318047  ReTrans:          40  UnAckSeq:   17882960
       IRcvSeq:   153787685  RcvNext:   154131724  SendWnd:       16365
       TotalRcv:     344039  DupliRcv:       1083  RcvWnd:        16384
       SendQue:           0  RcvQue:            0  CngstWnd:       1439
    This example shows information about a specific BGP4 neighbor.
  4. Enter the show ip bgp neighbors received-routes command. 
    device# show ip bgp neighbors 10.168.4.106 received-routes

       There are 97345 received routes from  neighbor 10.168.4.106
Searching for matching routes, use ^C to quit...
tatus A:AGGREGATE B:BEST b:NOT-INSTALLED-BEST C:CONFED_EBGP D:DAMPED
       E:EBGP H:HISTORY I:IBGP L:LOCAL M:MULTIPATH S:SUPPRESSED F:FILTEREDtatus A:AGGREGATE B:BEST b:NOT-INSTALLED-BEST C:CONFED_EBGP D:DAMPED
       E:EBGP H:HISTORY I:IBGP L:LOCAL M:MULTIPATH S:SUPPRESSED F:FILTERED
       Prefix             Next Hop        MED     LocPrf    Weight Status
1      10.3.0.0/8          10.168.4.106           100       0      BE
         AS_PATH: 65001 4355 701 8
2      10.4.0.0/8          10.168.4.106           100       0      BE
         AS_PATH: 65001 4355 1
3      10.60.212.0/22      10.168.4.106           100       0      BE
         AS_PATH: 65001 4355 701 1 189
4      10.6.0.0/8          10.168.4.106           100       0      BE
    This example lists all route information received in route updates from BGP4 neighbors of the device since the soft-reconfiguration feature was enabled.
  5. Enter the show ip bgp neighbors rib-out-routes command. 
    device# show ip bgp neighbors 192.168.4.211 rib-out-routes 192.168.1.0/24

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        Metric     LocPrf     Weight Status
1      10.200.1.0/24       0.0.0.0         0          101        32768  BL
    This example shows information about BGP4 outbound RIB routes.
Parent topic: BGP4