65536 65537 65538 65539 75000
Syntax: show ip bgp
Current AS numbers
To display current AS numbers, use the show ip bgp neighbors command at any level of the CLI.
device# show ip bgp neighbors
neighbors Details on TCP and BGP neighbor connections
Total number of BGP Neighbors: 1
1 IP Address: 192.168.1.1, AS: 7701000 (IBGP), RouterID: 192.168.1.1, VRF: default-vrf
State: ESTABLISHED, Time: 0h3m33s, KeepAliveTime: 60, HoldTime: 180
KeepAliveTimer Expire in 49 seconds, HoldTimer Expire in 177 seconds
Minimal Route Advertisement Interval: 0 seconds
RefreshCapability: Received
Messages: Open Update KeepAlive Notification Refresh-Req
Sent : 1 0 5 0 0
Received: 1 1 5 0 0
Last Update Time: NLRI Withdraw NLRI Withdraw
Tx: --- --- Rx: 0h3m33s ---
Last Connection Reset Reason:Unknown
Notification Sent: Unspecified
Notification Received: Unspecified
Neighbor NLRI Negotiation:
Peer Negotiated IPV4 unicast capability
Peer configured for IPV4 unicast Routes
Neighbor AS4 Capability Negotiation:
Peer Negotiated AS4 capability
Peer configured for AS4 capability
As-path attribute count: 1
Outbound Policy Group:
ID: 1, Use Count: 1
TCP Connection state: ESTABLISHED, flags:00000044 (0,0)
Maximum segment size: 1460
TTL check: 0, value: 0, rcvd: 64
Byte Sent: 148, Received: 203
Local host: 192.168.1.2, Local Port: 179
Remote host: 192.168.1.1, Remote Port: 8041
ISentSeq: 1656867 SendNext: 1657016 TotUnAck: 0
TotSent: 149 ReTrans: 19 UnAckSeq: 1657016
IRcvSeq: 1984547 RcvNext: 1984751 SendWnd: 64981
TotalRcv: 204 DupliRcv: 313 RcvWnd: 65000
SendQue: 0 RcvQue: 0 CngstWnd: 5840
Syntax: show ip bgp neighbors
TABLE 102 show ip bgp neighbors output descriptions
Field Description
Total number of BGP Neighbors Shows the total number of BGP neighbors.
IP Address Shows the IPv4 address of the neighbor.
AS Shows the Autonomous System (AS) in which the neighbor resides.
EBGP or IBGP Shows whether the neighbor session is an IBGP session, an EBGP
session, or a confederation EBGP session:
• EBGP - The neighbor is in another AS.
• EBGP_Confed - The neighbor is a member of another sub-AS
in the same confederation.
• IBGP - The neighbor is in the same AS.
RouterID Shows the device ID of the neighbor.
VRF Shows the status of the VRF instance.
Displaying BGP4 information
FastIron Ethernet Switch Layer 3 Routing
53-1003627-04 463