Citel Technologies , A Voice over IP Phone company that provides VoIP Business Phone Systems. Its Main products include EXTender, PBXgateway, Upgraded Hardware Products, PBX platforms etc.
Citel is a provider of unique Voice over Internet Protocol solutions. Citel''s Portico TVA (Telephone VoIP Adapter) enables companies to migrate to IP telephony by leveraging their existing wiring infrastructure, reducing the cost and time involved in the migration process.Citel’s Portico TVA enables enterprises to connect existing voice infrastructure to a new VoIP platform, saving up to 70% over other VoIP migration alternatives.
Viettel Group is one of leading telecom service providers in the world with over 50 million subscribers. Wireless Intelligence has ranked Viettel Group as the 19 th out of 784 biggest telecom service providers in the world regarding the number of subscrib
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