"A quiet revolution continues at Digium, the poster child for
Asterisk--the open source IP PBX platform. Many open source
companies struggle to line up resellers and solutions providers
because, frankly, it's unclear how to profit from open source. But
in Digium's case, more than 250 partners are banging on the
company's door because Digium really has built a better mouse trap.
Here's the scoop.
"First, some background: Similar to Linux's impact on the
operating system market, Asterisk is disrupting the traditional PBX
market--which is filled with legacy, proprietary, expensive
telephony platforms..."