Definitions

From Internetworkpro

CDP

Cisco Discovery Protocol

CEF

Cisco Express Forwarding

CLEC

Competitive Local Exchange Carrier

ILEC

Incumbent Local Exchange Carrier or Independent Local Exchange Carrier

IOS

Internetwork Operating System

MLS

Multi-Layered Switching. Switches that support at least both layer 2 and layer 3 switching. May include some support for upper layers as well

SDM

Router and Security Device Manager

SVI

Switch Virtual Interface Used on MLS switches to provide a layer 3 interface into a vlan. (ie: int vlan 200)

VLAN

Virtual Local Area Network

VTP

VLAN Trunking Protocol