Media gateway Mediant 3000 is a compact solution oriented on communication operators. It supports from 480 up to 4032 voice channels on OC-3/STM interfaces. This media gateway is suited for applications of medium density, compatible with IP and ATM networks or unified IP/ATM networks.
Citel PBXgateways are installed at the central PBX location, and EXTenders are deployed at branch offices, call centers, or at home offices over managed IP connections, DSL, cable, or analog circuits