Cisco Catalyst 6500 Series User Manual

E-4
Catalyst 6500 Series Switch and Cisco 7600 Series Router Firewall Services Module Configuration Guide
OL-6392-01
Appendix E Acronyms and Abbreviations
MTU maximum transmission unit—The maximum number of bytes in a packet that can
flow efficiently across the network with best response time. For Ethernet, the
default MTU is 1500 bytes, but each network can have different values, with serial
connections having the smallest values. The MTU is described in RFC 1191.
NAT Network Address Translation.
NetBIOS Network Basic Input Output System—An application programming interface (API)
that provides special functions for PCs in local-area networks (LANs).
NFS Network File System.
NIC Network Information Center.
NIS Network Information Service.
NMS network management station.
NNTP Network News Transfer Protocol—News reader service.
NOS Network Operating System.
NP Network Processor—as in IBM NP or Intel NP.
NSSA not so stubby area.
NTP Network Time Protocol—Set system clocks via the network.
OSPF Open Shortest Path First.
PAT Port Address Translation.
PBX private branch exchange.
PCP Payload Compression Protocol.
PDM PDM for FWSM.
PDU protocol data unit.
PIM Protocol Independent Multicast.
PIX Private Internet Exchange.
POP Post Office Protocol.
PPP Point-to-Point Protocol. Provides FWSM-to-router and host-to-network
connections over synchronous and asynchronous circuits.
PPPoE Point-to-Point Protocol over Ethernet.
PPTP Point-to-Point Tunneling Protocol. RFC 2637 describes the PPTP protocol.
RADIUS Remote Authentication Dial-In User Service—User authentication server specified
with the aaa-server command.
RAS The registration, admission, and status protocol. Provided with H.323 support.
RDT Real Data Transport.
RFC Request For Comment—RFCs are the defacto standards of networking protocols.
RIP Routing Information Protocol.
RPC Remote Procedure Call.
RSA Rivest, Shamir, and Adelman. RSA is the trade name for RSA Data Security, Inc.
RSH Remote Shell—as in Remote Shell protocol.
Table E-1 Acronyms and Abbreviations (continued)
Abbreviation Description

Cisco Catalyst 6500 Series Specifications

General

Brand	Cisco
Model	Catalyst 6500 Series
Category	Switch
Language	English