Command Reference Guide

136 ● filter-policy export 3Com Router 5000 Family and Router 6000 Family
Command Reference
filter-policy export
Purpose Use the filter-policy export command to configure IS-IS to filter all
redistributed routes or routes redistributed from a specified routing protocol.
Use the undo filter-policy export command to disable IS-IS to filter all
redistributed routes or routes redistributed from a specified routing protocol.
Syntax filter-policy acl-number export [ protocol ]
undo filter-policy acl-number export [ protocol ]
Parameters acl-number
Specifies the number of the access control list, ranging
from 2000 to 3999.
protocol
Specifies a routing protocol, which could be direct,
static, rip, bgp, ospf, ospf-nssa, or ospf-ase. Without
this parameter, filtering is performed on all
redistributed routes.
Default By default, IS-IS does not filter any redistributed routing information.
Example Use acl 2006 to filter routes redistributed to IS-IS.
[3Com -isis] filter-policy 2006 export
View This command can be used in the following views:
■ IS-IS view
Description In some cases, it may be required that only the routing information meeting some
conditions be advertised. You may use the
filter-policy export command to
set the conditions for filtering redistributed routing information. Only the routing
information passing the filtering can be advertised.
Related Command filter-policy import