Filter-Policy Import - Huawei Quidway S3900 series Command Manual

Command Manual – Routing Protocol
Quidway S3900 Series Ethernet Switches-Release 1510
by any other protocol. If the routing-protocol argument is not specified, the imported
routes generated by any protocol will be filtered.
Related command: acl, ip ip-prefix.
Example
# Configure OSPF to advertise only the routing information permitted by acl 2000.
<Quidway> system-view
System View: return to User View with Ctrl+Z.
[Quidway] acl number 2000
[Quidway-acl-basic-2000] rule permit source 11.0.0.0
[Quidway-acl-basic-2000] rule deny source any
[Quidway-ospf-1] filter-policy 2000 export

3.1.27 filter-policy import

Syntax
filter-policy { acl-number | ip-prefix ip-prefix-name | gateway prefix-list-name }
import
undo filter-policy { acl-number | ip-prefix ip-prefix-name | gateway ip-prefix-name }
import
View
OSPF view
Parameter
acl-number: Basic or advanced Access control list used for filtering the destination
addresses of the routing information.
ip-prefix-name: Name of the address prefix list used for filtering the destination
addresses of the routing information.
gateway ip-prefix-name: Specifies the name of the address prefix list used for filtering
the addresses of the neighbor routers advertising the routing information.
Description
Use the filter-policy import command to configure the OSPF rules for filtering the
routing information received.
Use the undo filter-policy import command to cancel the filtering of the routing
information received.
By default, no filtering of the received routing information is performed.
In some cases, it may be required that only the routing information meeting some
conditions can be received. You can use the filter-policy command to set the filtering
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Chapter 3 OSPF Configuration Commands
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