Tata Communications and Orange International Carriers, a global telecommunications leader, announced an agreement to connect their respective IPX (IP-Exchange) communities, for voice over IPX, and Signalling Sigtran which allows IP networks to inter-work with the public switched telephone network, Ciol.com reports.

In relation to 4G, as more mobile operators provide next generation IP-based communication services, such as HD Voice, global IP interconnectivity between networks is vital for providing high-quality end-to-end services. And, by tapping into both the Tata Communications and Orange\'s worldwide networks, mobile operators deploying innovative broadband services, such as HD Voice, will have unprecedented global reach. This agreement allows faster connections and better voice quality over IP through direct connectivity.