Reference Guide

Command
History
This guide is platform-specific. For command information about other platforms,
refer to the relevant Dell Networking OS Command Line Reference Guide.
The following is a list of the Dell Networking OS version history for this command.
Version
8.3.19.0
Introduced on the S4820T.
Version 8.4.1.0 Added support for IPv4 multicast and IPv6 unicast address
families
Version 8.2.1.0 Introduced on the E-Series ExaScale.
Version 7.8.1.0 Introduced on the S4810.
Version 7.7.1.0 Introduced on the C-Series.
Version 7.5.1.0 Added the detail option. Output now displays the default
MED value.
Version 7.2.1.0 Added the received and denied route options.
Version 6.3.10 The output is changed to display the total number of
advertised prefixes.
Usage
Information
The following describes the show ip bgp ipv6 unicast neighbors
command shown in the Example below.
Lines Beginning
With
Description
BGP neighbor Displays the BGP neighbor address and its AS number. The
last phrase in the line indicates whether the link between the
BGP router and its neighbor is an external or internal one. If
they are located in the same AS, then the link is internal;
otherwise, the link is external.
BGP version Displays the BGP version (always version 4) and the remote
router ID.
BGP state Displays the neighbor’s BGP state and the amount of time in
hours:minutes:seconds it has been in that state.
Last read This line displays the following information:
• last read is the time (hours:minutes:seconds) the router
reads a message from its neighbor
• hold time is the number of seconds configured between
messages from its neighbor
• keepalive interval is the number of seconds between
keepalive messages to help ensure that the TCP session
is still alive
Received
messages
This line displays the number of BGP messages received, the
number of notifications (error messages), and the number of
messages waiting in a queue for processing.
1146
IPv6 Border Gateway Protocol (IPv6 BGP)