Media Gateway Dialogic I-Gate 4000 EDGE is a low-cost high-quality solution, which can be used as a border media gateway. Full support for all existing transmission standards and signaling VoIP traffic and the possibility of TDM telephony networking allows operators in development stage to effectively distribute CAPEX in the initial stages. This unit can handle up to 496 telephone calls simultaneously.
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.