[ Contents] [ Prev] [ Next] [ Index] [ Report an Error]

Verifying BGP Neighbors

Purpose

Verify that BGP is running on configured interfaces and that the BGP session is active for each neighbor address.

Action

From the CLI, enter the show bgp neighbor command.


user@host> show bgp neighbor
Peer: 10.255.245.12+179 AS 35  Local: 10.255.245.13+2884 AS 35   
  Type: Internal    State: Established  (route reflector client)Flags: Sync
  Last State: OpenConfirm   Last Event: RecvKeepAlive
  Last Error: None
  Options: Preference LocalAddress HoldTime Cluster AddressFamily Rib-group Refresh
  Address families configured: inet-vpn-unicast inet-labeled-unicast
  Local Address: 10.255.245.13 Holdtime: 90 Preference: 170
  Flags for NLRI inet-vpn-unicast: AggregateLabel	
  Flags for NLRI inet-labeled-unicast: AggregateLabel	
  Number of flaps: 0
  Peer ID: 10.255.245.12    Local ID: 10.255.245.13    Active Holdtime: 90
  Keepalive Interval: 30
  NLRI advertised by peer: inet-vpn-unicast inet-labeled-unicast
  NLRI for this session: inet-vpn-unicast inet-labeled-unicast
  Peer supports Refresh capability (2)
Restart time configured on the peer: 300 
  Stale routes from peer are kept for: 60 
  Restart time requested by this peer: 300 
  NLRI that peer supports restart for: inet-unicast inet6-unicast 
  NLRI that restart is negotiated for: inet-unicast inet6-unicast 
  NLRI of received end-of-rib markers: inet-unicast inet6-unicast 
  NLRI of all end-of-rib markers sent: inet-unicast inet6-unicast 
  Table inet.0 Bit: 10000
    RIB State: restart is complete 
    Send state: in sync
    Active prefixes: 4
    Received prefixes: 6
    Suppressed due to damping: 0
  Table inet6.0 Bit: 20000
    RIB State: restart is complete 
    Send state: in sync
    Active prefixes: 0
    Received prefixes: 2
    Suppressed due to damping: 0
  Last traffic (seconds): Received 3    Sent 3    Checked 3   
  Input messages:  Total 9      Updates 6       Refreshes 0     Octets 403
  Output messages: Total 7      Updates 3       Refreshes 0     Octets 365
  Output Queue[0]: 0
  Output Queue[1]: 0
  Trace options: detail packets
  Trace file: /var/log/bgpgr size 131072 files 10

Meaning

The output shows a list of the BGP neighbors with detailed session information. Verify the following information:

Related Topics

For a complete description of show bgp neighbor output, see the JUNOS Routing Protocols and Policies Command Reference.


[ Contents] [ Prev] [ Next] [ Index] [ Report an Error]