GTT Communications Inc., a leading networking and security as a service provider for multinational organizations, today ...

I’m trying to get info from a supplier and they are insistent that a trunk is a 1 to 1 with a call. Now I am 99.999% sure he's wrong, but before I tell him so I wanted to make sure someone who knows ...

I am setting up an IP phone system for an office with 20 people. Can anyone recommend a reliable SIP trunk provider? We have a Grandstream UCM6208 PBX. Most calls made will be international. I am ...

Just what is SIP trunking? Let’s take it one part at a time. SIP refers to Session Initiation Protocol, the standard developed in the 1990s by the Internet Engineering Task Force that is used to set ...

But like PRI, the SIP Trunk service provider supplies the signaling and transport services to the customer site (s), which interconnect to the (certified) CPE. Some providers who make extensive use of ...

XO Communications has unveiled an enterprise-class, multi-site Session Initiation Protocol trunking solution designed to add flexibility and scalability to distributed voice network architecture for a ...

There will be at least three external interested parties to the SIP trunk implementation -- IP PBX/UC vendor, session border controller (SBC) vendor, and SIP trunk provider. In addition, there will ...