FIBERME FAG410x and FEG430x  IP Gateway Series enables businesses to create seamless office environments, integrate traditional phone systems into a VoIP network and efficiently manage communication costs. The FAG410x and FEG430x Series is designed for full interoperability with leading IP-PBXs, Softswitches and most SIP-based environments and offers 4 or 8 FXO port with FAG410x, and 1 E1 Ports with FEG4301 Gateway