As the Public Switched Telephone Network (PSTN) continues its migration toward IP, this creates both opportunities and challenges. In principle, the new models for building communication services which use SIP as the session protocol are a major step forward, but what if two SIP-enabled network elements...
In my September 18 blog posting, I wrote, “One of the mobile operators will likely see this [HD Voice] as a differentiator. It could be the one with the largest market share (to put pressure on the others) or it could be the upstart (to carve out their niche better). Or it could be that peer to...
The Session Initiation Protocol (SIP) is becoming the lingua franca of the telecommunications world. It began as a simple peer-to-peer protocol, but has since gone in all kinds of directions and now forms the underpinning for the emerging next generation of telecommunications networks. Many SIP standards...
Last week, I was at St. Vincent College in Latrobe, Pennsylvania, where I gave a talk on web and mobile video to students in the Computer Science Department. In our industry, we often get all wrapped up in attending conferences and reading blogs from industry analysts; sometimes we need to remember that...
I got a new mobile phone last night... for the last couple of years, I have been using a Motorola Q (Windows-based) "smart" phone but this time I went for an LG "multimedia" model. I signed up for one of the Verizon "V-Cast" plans that gives me access to a limited number...
