Despite the growing momentum behind LTE deployments, one of the greatest concerns for established network operators is the legacy of their mature voice networks and their role in the all-IP future.

Now that network visionaries have been returned to Earth by the gravity of market realities, they're seeing that in order to not only survive but prosper, Internet Protocol (IP)-based private networks ...

Westwood-based Sprint Corp. has contracted with Nortel Networks Corp. of Brampton, Ontario, to convert Sprint's Local Telecommunications Division's digital circuit-switched network to a ...

In the heady days of the telecom boom, hype led many to believe a full-scale network revolution was underway. Circuit-switched infrastructure was going the way of the dinosaur, the forklifts were ...

As the telecom infrastructure evolves from circuit-switched to packet-switched architectures, the Class 5 switch, narrowband digital-loop carrier, and xDSL remote terminal will give way to the ...

Today, the FCC convenes the first meeting of its “Technology Transitions Policy Task Force,” a new intra-agency group announced in December by FCC Chairman Julius Genachowski. The bland name belies a ...

If you thought that the digital TV transition, with its billion-dollar coupon program for converter boxes, was a migration nightmare, wait until it's time for the phone system to dump its legacy ...

BT Global Services on Monday said it has signed a deal with AstraZeneca to manage its communications network based on a technology known as multiprotocol label switching. The telecommunications ...

The infrastructure of 2G and 3G cellular networks are similar. They comprise an air interface between the user's mobile device and the base station and two core networks; one for circuit-switched ...