“Extension” - is the extension of the telephone line (PBX) or the Centrex system. It works as an association and allows calling to certain telephone sets without the necessity of dialing the telephone number, but only by dialing a short combination of digits, reaching the desired subscriber.
AMD Limited is a next Generation Telecom Service Provider specializing in wholesale and retail voice Aggregation Services and providing its own voice retail offerings. We have a strong focus on Middle East market. We are backed b a strong technology infra
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