Tuesday, March 28, 2017
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SERVICES DESCRIPTION:

TTCL offer best enterprise voice solution to the user. With the most extensive fixed network countrywide and latest 3G and 4G technology for mobile technology, user will be guaranteed to get clear and affordable voice service from TTCL.

Services

SIP TRUNK
ISDN

1

A SIP (Session Initiation Protocol) trunk is a service that allows businesses with an installed private branch exchange (IP-PBX) to use real-time communications including VoIP. By connecting a SIP trunk to an internal NGN (next generation network) or traditional PSTN (public switched telephone network) phone system, companies can communicate over IP outside the enterprise

2

Integrated Services Digital Network (ISDN) is a postpaid service currently available for corporate and business users in major cities. ISDN is the digitalization of the access line between the exchange and the customer's premises, with a powerful signaling system associated with it.

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IP CENTREX
FREE PHONE

IP-Centrex is a modern way of providing PBX service through public telephone network without the customer owning the equipment.

4

Free Phone (FPH) or Toll Free is a telephone service with a main characteristic that all calls are charged on the called party (service subscriber).

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