by Uttam Pegu on January 31, 2010
ACD ( Automatic Call distribution ) is one of the most useful feature in a telephony application which routes incoming calls to certain extension numbers in a PBX system, or group of numbers depending on parameters like caller ID, dialed number. Previously, ACD feature was a built in feature in a PBX but with its [...]
by Uttam Pegu on January 7, 2010
What is ISDN PRI/BRI ?
ISDN stands for Integrated Services Data network. ISDN is a set of communication standards or protocols for glutenous transmission of voice, data, video or any other network services using the same pair of wires being widely used in PSTN ( Public Switched Trunk Network). ISDN [...]
by Uttam Pegu on December 13, 2009
So, how does one compare Asterisk and legacy PBX systems ?
Asterisk is open source, software based PBX system which have all the functionality, features that any high end legacy PABX systems offer, at fraction of the cost of those legacy PBX ( Private Branch Exchange) systems. That is a powerful statement, one might have [...]