While Cisco does not support using the 79xx series of phones on third-party IP PBX platforms such as Asterisk/trixbox, it is possible to get them to work with a little effort.
The guys at 888VoipStore have published a couple of recent articles showing how to configure these phones with trixbox CE, trixbox Pro, and [...]

The guys at 888VoipStore have polled a number of top resellers to come up with some tips and advice to help new resellers to be more successful. In this three part series they cover the following topics:

Part 1 – The Sales Meeting
Part 2 – The Call Flow Design
Part 3 – The Quote

Be sure and check [...]

In the past if you wanted to run an IP PBX platform on Windows, your only choice was to run Linux and an IP PBX like Asterisk or trixbox CE under VMWare or other virtualization method. While this would mostly work out ok, Asterisk can have issues with timing under VMWare which can cause [...]