Country

Company

France

Acson

ITALY

Aethra

Saudi Arabia

Arabsat

CHINA

Beijing International Switching System corp.

FRANCE

Camusat

CHINA

CCCME

TUNISIE

CERT

USA

Clarent

UAE

Comtel Network solutions

TUNISIE

CYNEX

CYPRUS

Cyprus Telecommunications Authority

CHINA

Datang Telecom, Technology & Industry group

TUNISIE

ECR

SWEEDEN

Ericsson

UK

Flag Telecom

LIBYA

GPTCompany - Lybia

FRANCE

Gric Communications

CHINA

Hebei ASAU Communication Power System Co

LEBANON

Hitek magazine

USA

IBASIS

LEBANON

Lebanese Ministry of Post &Telecommunications

LEBANON

Liban Cables

LEBANON

Liban Cell

EGYPT

Lucent Technologies

UK

Middle East Communications

USA

mPhase technologies

LEBANON

OGERO

TUNISIE

OMNIA COM

PALESTINE

PALTEL

LEBANON

PSInet

INDONESIA

PT Telekomunikasi Indonesia

UAE

Schlumberger

CHINA

Shangai Bell Company Limited

GERMANY

Siemens

LEBANON

Sodetel

TUNISIE

SOTETEL

SYRIA

STE-Samsung

INDIA

Subex

SYRIA

Syrian Telecom Establishment

TUNISIE

TELECO-CABLES

USA

Telecommunication Information Management Journal

UAE

Thuraya

TUNISIA

Tunisie Telecom