PTCL deliver telephone services to corporate customers equipped with SIP-based private branch exchange (IP-PBX). With PTCL SIP service, customer can leverage a centralized IP-PBX in one or more primary locations and deliver VoIP services to other branch locations using an existing network.
PTCL’s sufﬁcient experience, nationwide network resources as well as nationwide human resources to cater for all the current and future telecommunication needs of the customer. Technology like intelligent network & state of the art network elements deployed nationwide, PTCL network does it all for you. PTCL’s SIP service is ideal for enterprises that require simultaneous transmission of voice & data with customized tariff, dedicated KAM & after sale service portal.