Cisco Catalyst 4500 Series Command Reference Guide

A-2
Catalyst 4500 Series Switch Cisco IOS Command Reference—Release IOS XE 3.4.0SG and IOS 15.1(2)SG)
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Appendix A Abbreviations
C
CAM content-addressable memory
CAR committed access rate
CCA circuit card assembly
CDP Cisco Discovery Protocol
CEF Cisco Express Forwarding
CHAP Challenge Handshake Authentication Protocol
CIR committed information rate
CLI command-line interface
CLNS Connection-Less Network Service
CMNS Connection-Mode Network Service
COPS Common Open Policy Server
COPS-DS Common Open Policy Server Differentiated Services
CoS class of service
CPLD Complex Programmable Logic Device
CRC cyclic redundancy check
CRF concentrator relay function
CST Common Spanning Tree
D
DAI Dynamic ARP Inspection
DBL Dynamic Buffer Limiting
DCC Data Country Code
dCEF distributed Cisco Express Forwarding
DDR dial-on-demand routing
DE discard eligibility

Cisco Catalyst 4500 Series Specifications

General

Series	Catalyst 4500 Series
Category	Switch
Layer Support	Layer 2, Layer 3
Form Factor	Modular chassis
Stackable	No
Chassis Slots	3, 6, 7, 10
Power Supply Options	AC, DC
Redundancy	Power supply, Supervisor engine
Network Management	Cisco IOS Software CLI, SNMP, Cisco Prime Infrastructure
Features	Security, QoS
Port Density	Up to 384 ports per chassis
Security Features	802.1X, ACLs, DHCP Snooping, Dynamic ARP Inspection, IP Source Guard
Supervisor Engine	8-E