SIP carriers that want to differentiate themselves can't just do so on cost--considering that all I really have are two cheap trunks that give me unlimited local calls and 100 minutes of long distance ...

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 ...

Session Initiation Protocol Recording, or SIPREC for short, defines the architecture, associated call flows, and metadata that can be used for call recording. "This call may be recorded for quality ...

Discover the differences between SIP vs VoIP and why those differences don’t really matter that much during the buying process. SIP vs VoIP is a common question, but it’s not going to help you during ...

Session initiation protocol (SIP) trunking allows any organization to upgrade its offline PBX to an internet-powered business phone system. Business leaders are using this technology to harness VoIP’s ...

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 ...

We are becoming less and less dependent on mobile networks. You can get a data signal almost everywhere that you can get a mobile signal and most of us are around WiFi most of the time anyway.

Today, we’d like to talk about how Session Initiation Protocol can bring the call center a greater variety of ways to communicate. SIP, as readers may recall, has three important advantages over H.323 ...

Voice-over-IP (VoIP) networking comprises many components and network managers might find themselves treading on new and fragile ground as they investigate VoIP projects. This white paper provides an ...