IP telephony transmits voice communications over the IP network using existing network infrastructure or for new infrastructure to reduce the cabling cost.
It will provide the unified access of the IP network without spending extra CAPEX for new copper cabling. It provides a way to extend voice communications to all your employees on the main campus, branch and remote office without the hassle of new cabling and even new PSTN connectivity from the local service provider if you would like to utilize the central pool of DID’s.
Through the IP telephony your organization can achieve the Unified communications (UC) which can provide the real-time communication services such as instant messaging (chat), presence information, IP telephony, video conferencing and unified messaging part of (voicemail, e-mail, SMS and fax) utilizing the same data network.
UC allows us to send a message on one communication channel (phone, voice mail or chat), and receive the same communication on another communication channel.
Using the same network your organization can gain the integratedbenefits of a converged network