The IPR20 is a 2 Port VoIP Gateway. IPitomy’s IPR20 connects two analog phones to your IP PBX. Analog devices that can be connected include analog phones, wireless phones, fax machines and credit card modems. The IPR20 comes with 2 FXS ports, one WAN port and one LAN port. Additional FXS gatewas are available to connect larger deployments of analog phones such as hospitals, schools and hotels.