Configuring Ospf To Filter Received Routes - H3C S7500 Series Operation Manual

Operation Manual – Routing Protocol
H3C S7500 Series Ethernet Switches
Enter system view
Enter OSPF view
Enter area view
Enable ABR route
summary
Follow these steps to configure ASBR route summary:
To do...
Enter system view
Enter OSPF view
Enable ASBR route
summary

4.6.3 Configuring OSPF to Filter Received Routes

Follow these steps to configure OSPF to filter received routes:
Enter system view
Enter OSPF view
Configure to filter the
received routes
To do...
system-view
ospf [ process-id
[ router-id router-id ] ]
area area-id
abr-summary ip-address
mask [ advertise |
not-advertise ]
Use the command...
system-view
ospf [ process-id
[ router-id router-id ] ]
asbr-summary ip-address
mask [ not-advertise | tag
value ]
To do...
system-view
ospf [ process-id
[ router-id router-id ] ]
filter-policy { acl-number
| ip-prefix ip-prefix-name |
gateway ip-prefix-name }
import
Use the command...
—
—
Required
This command takes effect only
when it is configured on an
ASBR. By default, summary of
imported routes is disabled.
Use the command...
4-16
Chapter 4 OSPF Configuration
Remarks
—
—
—
Required
This command takes
effect only when it is
configured on an ABR. By
default, this function is
disabled on an ABR.
Remarks
Remarks
—
—
Required
By default, OSPF does
not filter received routing
information.