Two years ago, I wrote about the lack of imagination in the VoIP industry. My main point was that a focus on using SIP to reduce the cost of traditional phone calls would not unleash the type of applications and businesses that SIP as a technology can enable. Since then we have seen some interesting […]
Archives for 2009
Rich SIP peering: a push for interoperability
How do we get to a shared global communications infrastructure where the basic forms of communication (voice, video, messaging, and maybe presence?) can be expected? First: where are we today? Business incentives Each enterprise or service provider has the freedom to implement any kind of rich communication service (mostly based on SIP with non-standardized extensions […]
SIP interoperability: call anywhere? do you really want to do that?
One of the next things I wanted to post about was the concept of “call anywhere” from an interoperability perspective. Quite a few things have happened the last year or so, but as new ways of communicating evolves, we are still far from a new, unified, world communication platform. The basic idea of call anywhere […]
Innovating in a SIP world and keeping interoperability
(you may want to read my previous post on SIP interoperability in general first: SIP and interoperability) So, SIP as an open system allows you to use SIP headers, content, and sessions in creative ways to enable new functionality. That is the core technical reason for why H.323 is on the way out in the […]
SIP and interoperability: certification, de-facto standards, and Brownian motions
Ok, I’m back from a period of inward-facing egocentric activities, now I’m ready to go to outward-facing egocentric activities (like this blog). I have updated my profile and although SIP will continue to be an important part of what I post about, I will broaden the scope of the topics I post on. I thought I’d start out […]