Administrator Guide

neighbor filter-list
Configure a BGP filter based on the AS-PATH attribute.
Z-Series
Syntax
neighbor {ip-address | peer-group-name} filter-list as-path-
name {in | out}
To delete a BGP filter, use the no neighbor {ip-address | peer-group-
name} filter-list as-path-name {in | out} command.
Parameters
ip-address Enter the IP address of the neighbor in dotted decimal
format.
peer-group-
name
Enter the name of the peer group to apply the filter to all
routers in the peer group.
as-path-name
Enter the name of an established AS-PATH access list (up to
140 characters).
If the AS-PATH access list is not configured, the default is
permit (allow routes).
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 BGP
• ROUTER BGP-address-family
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 9.0.2.0 Introduced on the S6000.
Version 8.3.11.1 Introduced on the Z9000.
Version 7.8.1.0 Introduced on the S-Series.
Increased the name string to accept up to 140 characters.
Prior to 7.8.1.0, ACL names were up to 16 characters long.
Version 7.7.1.0 Introduced on the C-Series.
Usage
Information
To enter AS-PATH ACL mode and configure the AS-PATH filters to deny or permit
BGP routes based on information in their AS-PATH attribute, use the ip as-path
access-list command in CONFIGURATION mode.
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Border Gateway Protocol