ABR

Available Bit Rate

ADSL

Asymmetric Digital Subscriber Line

ATM

Asyncronous Transfer Mode

ATU-C

ADSL Terminal Unit - Central

ATU-R

ADSL Terminal Unit - Remote

CBOS

Cisco Broadband Opeating System

CBR

Costant Bit rate

CEMF

Cisco Element Management Framework

CPE

Customer Premise Equipment

DHCP

Dinamic Host Configuration Protocol

DMT

Dicrete Multi Tone

DSLAM

Digital Subscriber Line Access Multiplexer

GRE

Generic Routing Encapsulation

IGMP

Internet Group Multicast Protocol

IRB

Intergrated Routing Bridging

L2TP

Layer 2 Tunneling Protocol

LAC

L2TP Access Concentrator

LNS

L2TP Network Service

MPLS

Multi Protocol Label Switching

MUX

Multiplexer

NAP

Network Access provider

NAS

Network Access Server

NAT

Network Address translation

NP

Network Provider

NT

Network Termination

PAT

Port Address Translation

POTS

Plain Old Telephone Switches

PPoA

PPP Over ATM

PPP

Point to Point Protocol

PPPoE

PPP Over Ethernet

PTA

PPP Terminated Aggregation

PVC

Permanent Virtal Circuit

QoS

Quality of Service

RBE

Route Bridge Encapsulation

SCM

Seevice Connection Manager

SNMP

Simple Network Management protocol

SP

Service Provider

SSD

Service Selection Dashboard

SSG

Service Selection Gateway

UAC

Universal Access Concentrator

UBR

Unspecified Bit Rate

VC

Virtual Circuit

VP

Virtual Path

VPN

Virtual Private Network