... single incoming Internet connection. 4.With four additional Ethernet LAN ports, you can connect your network Ethernet-enabled devices.5.The ... detailedinformation.7.It also provide two FXS and one FXO ports for VoIP application, and offer a comprehensive line of VoIP ... HOST: 2 USB2.0 USB Host ports5.VOIP: 2 FXS Ports, 1 FXO Port6.PSTN: 1 PSTN port, shared with FXO ...