ATCOM AT-530P IP phone allows making calls around the world without the use PSTN. It has two integrated 10/100 Mbps Ethernet ports and allow using this phone with the existing Internet connection. Atcom AT530P supports Static IP, DHCP-client and PPPoE.
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