CISCO IOS in a Nutshell

Name

neighbor database-filter — router, OSPF

Synopsis

neighbor address database-filter all out
no neighbor address database-filter all out

Configures

Filter LSAs to a certain OSPF neighbor

Default

Disabled

Description

Normally, all outgoing LSAs are flooded to all neighbors. This command allows you to disable flooding to a specific neighbor in point-to-multipoint networks. In broadcast, nonbroadcast, and point-to-point networks, you can disable flooding by using the ospf database-filter command.