Brocade Multi-Service IronWare Routing Configuration Guide (Supporting R05.6.00) User Manual

Page 151

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Multi-Service IronWare Routing Configuration Guide

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Displaying BGP4 information

This example shows how to display information for a specific neighbor, by specifying the neighbor’s
IP address with the command. Since none of the other display options are used, all of the
information is displayed for the neighbor. The number in the far left column indicates the neighbor
for which information is displayed. When you list information for multiple neighbors, this number
makes the display easier to read.

The TCP statistics at the end of the display show status for the TCP session with the neighbor. Most
of the fields show information stored in the Transmission Control Block (TCB) for the TCP session
between the device and the neighbor. These fields are described in detail in section 3.2 of RFC
793, “Transmission Control Protocol Functional Specification”.

Syntax: show ip bgp neighbors [ip-addr [advertised-routes [detail [ip-add[/mask-bits]]]] |

[attribute-entries [detail]] | [flap-statistics] | [last-packet-with-error] | [received
prefix-filter] |
[received-routes] | [routes [best] | [detail [best] | [not-installed-best] | [unreachable]] |
[rib-out-routes [ip-addr/mask-bits | ip-addr net-mask | detail]] | [routes-summary]]

The ip-addr option lets you narrow the scope of the command to a specific neighbor.

The advertised-routes option displays only the routes that the device has advertised to the
neighbor during the current BGP4 session.

Brocade(config-bgp)# show ip bgp neighbor 10.4.0.2

Total number of BGP neighbors:

1 IP Address: 10.4.0.2, AS: 5 (EBGP), RouterID: 10.0.0.1

Description: neighbor 10.4.0.2

Local AS: 101

State: ESTABLISHED, Time: 0h1m0s, KeepAliveTime: 0, HoldTime: 0

PeerGroup: pg1

Multihop-EBGP: yes, ttl: 1

RouteReflectorClient: yes

SendCommunity: yes

NextHopSelf: yes

DefaultOriginate: yes (default sent)

MaximumPrefixLimit: 90000

RemovePrivateAs: : yes

RefreshCapability: Received

Route Filter Policies:

Distribute-list: (out) 20

Filter-list: (in) 30

Prefix-list: (in) pf1

Route-map: (in) setnp1 (out) setnp2

Messages: Open Update KeepAlive Notification Refresh-Req

Sent : 1 1 1 0 0

Received: 1 8 1 0 0

Last Update Time: NLRI Withdraw NLRI Withdraw

Tx: 0h0m59s --- Rx: 0h0m59s ---

Last Connection Reset Reason:Unknown

Notification Sent: Unspecified

Notification Received: Unspecified

TCP Connection state: ESTABLISHED

Local host: 10.4.0.1, Local Port: 179

Remote host: 10.4.0.2, Remote Port: 8053

ISentSeq: 52837276 SendNext: 52837392 TotUnAck: 0

TotSent: 116 ReTrans: 0 UnAckSeq: 52837392

IRcvSeq: 2155052043 RcvNext: 2155052536 SendWnd: 16384

TotalRcv: 493 DupliRcv: 0 RcvWnd: 16384

SendQue: 0 RcvQue: 0 CngstWnd: 1460

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