(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.
aster (plural asters) ( 1 obsolete) A star. 1603, Michel de Montaigne; John Florio, transl., Essayes, London: Edward Blount, OCLC 946730821: , Folio Society, 2006, vol.1, p.94: by the changes and enter-caprings of which, the revolutions, motions, cadences, and carrols of the asters [transl. astres] and planets are caused and transported.