Chapter . Glossary

This glossary lists key terms, abbreviations, and acronyms with their definitions and indicates whether the term is applicable to a particular protocol, routing environment, or “context.”

Term Context Description
(*,G) route entry PIM-SM Group members join the RP tree for a particular group. This tree is represented by (*,G) multicast route entries along the shared tree branches between the RP and the group members.
ABR OSPF area border router—Routers within a nonbackbone area that connect to area 0.
AFI MBGP address family identifier—A number referencing network protocols.
AFI IS-IS authority and format indicator—A byte in NSAP format used to describe the organization that assigned the address and the meaning of the fields that ...

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