CLI Guide

unreachable (for examle, no active route exists in the routing table for peer IP or
IPv6 destination/local address), BGP brings down the session with the peer.
Related
Commands
show ip bgp ipv6 unicast neighbors — displays IPv6 routing information exchanged
by BGP neighbors.
neighbor filter-list
Configure a BGP filter based on the AS-PATH attribute.
Syntax
neighbor {ipv6-address | peer-group-name} filter-list as-path-
name {in | out}
To delete a BGP filter, use the no neighbor {ipv6-address | peer-group-
name} filter-list as-path-name {in | out} command.
Parameters
ipv6-address Enter the IPv6 address in the x:x:x:x::x format.
NOTE: The :: notation specifies successive hexadecimal
fields of zeros.
peer-group-name Enter the name of the peer group to apply the filter to all
routers in the peer group.
in Enter the keyword in to filter inbound BGP routes.
out Enter the keyword out to filter outbound BGP routes.
Defaults Not configured.
Command Modes ROUTER BGPV6-ADDRESS FAMILY
Supported Modes Full–Switch
Command History
Version Description
9.9(0.0) Introduced on the FN IOM.
9.2(0.0) Introduced on the MXL 10/40GbE Switch IO Module.
neighbor maximum-prefix
Control the number of network prefixes received.
Syntax
neighbor {ipv6-address | peer-group-name} maximum-prefix
maximum [threshold] [warning-only]
To return to the default values, use the no neighbor {ipv6-address | peer-
group-name} maximum-prefix maximum [threshold] [warning-only]
command.
Parameters
ipv6-address Enter the IPv6 address in the x:x:x:x::x format.
IPv6 Border Gateway Protocol (IPv6 BGP)
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