(b)Cost sharing arrangement. A cost sharing arrangement is an arrangement by which controlled participants share the costs and risks of developing cost shared intangibles in proportion to their RAB shares. An arrangement is a CSA if and only if the requirements of paragraphs (b)(1) through (4) of this section are met.
Asterisk is a complete PBX in software. It runs on Linux, BSD, Windows (emulated) and OS X and provides all of the features you would expect from a PBX and more. Asterisk does voice over IP in four protocols, and can interoperate with almost all standards-based telephony equipment using relatively inexpensive hardware.
Enter Asterisk. Asterisk is a Linux/Unix based telephony tool kit with all the bells and whistles of even the most robust of PBXâs. From automated attendants to voice over IP, Asterisk has it all. After a bit of reading this OâReilly book, I decided to take a stab at building my own Asterisk PBX.