Building your own corporate phone system using the Asterisk open source telephony suite could result in massive cost savings for your company, but it’s not for the faint-hearted: Asterisk is a complex system, and if you mess up the phone system it could end up costing you your job.
Personally I’d recommend taking an Asterisk Fast Start course to get you up and running, but if you fancy trying out Asterisk in the lab to see if it might be suitable for your organization here’s what you need to know to start…
Article Source LinuxPlanet