Appendix B: Acronyms
August 1997 Page B-3
2524UM
DTE Data Terminal Equipment
EGP Exterior Gateway Protocol
ESF Extended Superframe
FDDI Fiber Distributed Data Interface
FIFO First-In First-Out
FRMR Frame Reject Frame
HDLC High-level Link Control
HDLC High-Level Data Link Control
HSRP Hot Standby Router Protocol
HSSI High-Speed Serial Interface
ICMP Internal Control Message Protocol
IETF Internet Engineering Task Force
IGRP Internet Gateway Routing Protocol
IP Internet Protocol
IPCP IP Control Protocol
IPX Internet Packet Exchange
IRDP ICMP Router Discovery Protocol
ISDN Integrated Services Digital Network
IS-IS Intermediate System to Intermediate System
ISO International Organization for
Standardization
ISP Internet Service Provider
ITU International Telecommunications
L2F Level 2 Forwarding
LAN Local Area Network
LANE LAN Emulation