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An area must be assigned a range of subnetwork addresses. This area
and the corresponding address range forms a routing interface, and can
be configured to aggregate LSAs from all of its subnetwork addresses
and exchange this information with other routers in the network
(page 3-295).
Command Attributes
IP Address – Address of the interfaces to add to the area.
Netmask – Network mask of the address range to add to the area.
Area ID – Area to which the specified address or range is assigned. An
OSPF area identifies a group of routers that share common routing
information. (The area ID must be in the form of an IP address.)
Note: This router supports up to 16 total areas (either normal transit
areas, stubs, or NSSAs).
Web - Click Routing Protocol, OSPF, Network Area Address
Configuration. Configure a backbone area that is contiguous with all the