Appendix D. Acronym Glossary

This appendix lists and defines the common acronyms used in this book.

ACL access control list. A form of IOS filter designed for packet and route classification and control.

AF address family. Types of IP addresses that share the same characteristics, such as IPv4 and IPv6.

AFI address family identifier. A value that represents an address family.

ARF automatic route filtering. Automatic filtering of routes by matching RTs received versus those configured locally in an MPLS VPN network.

ARP Address Resolution Protocol. An IETF protocol to map an IP address to a MAC address.

AS autonomous system. A BGP routing domain that shares the AS number.

ASBR autonomous system border router. A router that interfaces with other ...

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