Flexible commutator Softswitch is one of the main next-generation communications network NGN parameters and it is already a good alternative device to the systems management services in the traditional ATC calls both in price and functionality, and scalability, service quality, dimensions, and the use of energy and cost of technical exploitation.
Citel Technologies , A Voice over IP Phone company that provides VoIP Business Phone Systems. Its Main products include EXTender, PBXgateway, Upgraded Hardware Products, PBX platforms etc.