15-2 User Guide for the Avaya P580 and P882 Multiservice Switches, v6.1
Chapter 15
summarize the networks in their areas and advertise them onto the
backbone area. The backbone, in turn, distributes the information to
the other areas.
■ Backbone Router — a router that has at lease one directly
connected network in the backbone area. This includes all ABRs.
However, not all backbone routers must be ABRs. A backbone
router that has all its interfaces in the backbone would be an internal
backbone router.networks in their areas and advertise them onto the
backbone
■ Autonomous System Backbone Router (ASBR) — router that has
directly connected interfaces in non-OSPF networks. These
networks are then brought into an OSPF domain. An ASBR is
independent of the other router classifications.
Configuring OSPF
This section provides the following information about OSPF:
■ Configuring the OSPF Global Configuration
■ Creating OSPF Areas
■ Deleting OSPF Areas
■ Modifying OSPF Areas
■ Enabling OSPF on an IP Interface
■ Modifying OSPF Interfaces
■ Configuring an OSPF Passive-Interface
■ Creating OSPF Virtual Links
■ Deleting OSPF Virtual Links
■ Modifying OSPF Virtual Links
■ Creating OSPF Summaries
■ Deleting OSPF Summaries
■ Modifying OSPF Summaries
