Avaya 580, 882 Configuring OSPF

15-2 User Guide for the Avaya P580 and P882 Multiservice Switches, v6.1
Chapter 15
summarize the networks in their a reas 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 adve rt is e the m 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