Appendix


List of acronyms and abbreviations

ACQ

All Call Query

BGP

Border Gateway Protocol

CLI

Calling Line Identification

eBGP

External Border Gateway Protocol

GbE

Gigabit Ethernet

IP

Internet Protocol

ECL

Electronic Communications Law

OSP

Other service providers

RUO

Reference Unbundling Offer

RELLO

Reference Ethernet Leased Lines Offer

RIO

Reference Interconnection Offer

GPI

Geographic point of interconnection

PI

Point of interconnection

SMP

Significant Market Power

NNP

National Numbering Plan

PSAP

Public-safety answering point

QoR

Query on Release

QoS

Quality of Service

SBC

Session Border Controllers

SIP

Session Initiation Protocol

SIP-I

Session Initiation Protocol with encapsulated ISUP

DD

Draft decision

TCP

Transmission Control Protocol

TDM

Time Division Multiplexing

UDP

User Datagram Protocol

URI

Uniform Resource Identifier

VLAN

Virtual Local Area Network

VOIP

Voice Over Internet Protocol

List of operators and entities

ANACOM

Autoridade Nacional de Comunicações

NRA

National Regulatory Authority

AR TELECOM

AR Telecom – Acessos e Redes de Telecomunicações, S.A.

BEREC

Body of European Regulators for Electronic Communications

EC

European Commission

IETF

Internet Engineering Task Force

ITU

International Telecommunication Union

MAI

Ministério da Administração Interna – Ministry of Internal Affairs

MEO

MEO – Serviços de Comunicações e Multimédia, S.A.

NOS

NOS Comunicações, S.A.

NOWO

NOWO Communications, S.A.

ONITELECOM

OniTelecom – Infocomunicações, S.A.

EU

European Union

UIT/ITU

International Telecommunication Union

VODAFONE

Vodafone Portugal – Comunicações Pessoais, S.A.