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

Page 640

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Multi-Service IronWare Routing Configuration Guide

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show ip bgp vpnv6 summary

Examples

The following example displays BGP4+ summary information:

Brocade(config-bgp-ipv4u-vrf)#show ip bgp vpnv6 summary

BGP4 Summary

Router ID: 2.2.2.2 Local AS Number: 100

Confederation Identifier: not configured

Confederation Peers:

Maximum Number of IP ECMP Paths Supported for Load Sharing: 1

Number of Neighbors Configured: 2, UP: 1

Number of Routes Installed: 0

Number of Routes Advertising to All Neighbors: 2 (2 entries), Uses 96 bytes

Number of Attribute Entries Installed: 1, Uses 90 bytes

Neighbor Address AS# State Time Rt:Accepted Filtered Sent

ToSend

20.0.0.3 100 ESTAB 1h42m 5s 0 0 0 1

40.0.0.4 100 ESTAB 0h28m57s 0 0 1 0

State

The state of the session with the neighbor. The states are from the perspective of this
device of the session, not the perspective of the neighbor. The state values are based
on the BGP4 state machine values described in RFC 1771 and can be one of the
following for each device:

IDLE – The BGP4 process is waiting to be started. Usually, enabling BGP4 or
establishing a neighbor session starts the BGP4 process.

A minus sign (-) indicates that the session has gone down and the software is
clearing or removing routes.

ADMND – The neighbor has been administratively shut down.

A minus sign (-) indicates that the session has gone down and the software is
clearing or removing routes.

CONNECT – BGP4 is waiting for the connection process for the TCP neighbor
session to be completed.

ACTIVE – BGP4 is waiting for a TCP connection from the neighbor.

NOTE: When the state frequently changes between CONNECT and ACTIVE, there may

be a problem with the TCP connection.

OPEN SENT – BGP4 is waiting for an Open message from the neighbor.

OPEN CONFIRM – BGP4 has received an OPEN message from the neighbor and
is now waiting for either a KEEPALIVE or NOTIFICATION message. When the
device receives a KEEPALIVE message from the neighbor, the state changes to
Established. When the message is a NOTIFICATION, the state changes to Idle.

ESTABLISHED – BGP4 is ready to exchange UPDATE messages with the neighbor.

When there is more BGP data in the TCP receiver queue, a plus sign (+) is also
displayed.

Time

The time that has passed since the state last changed.

Accepted

The number of routes received from the neighbor that this device installed in the
BGP4 route table. Usually, this number is lower than the RoutesRcvd number. The
difference indicates that this device filtered out some of the routes received in the
UPDATE messages.

Filtered

The routes or prefixes that have been filtered out.

Sent

The number of BGP4 routes the device has sent to the neighbor.

ToSend

The number of routes the device has queued to advertise and withdraw to a neighbor.

Output field

Description

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