Further information for Patton SNOGA-L/1E30VHP/EUI VoIP Gateway 1 T1/E1 PRI 30 channels
SmartNode Open Gateway Appliance - Large, 1 T1/E1 PRI VoIP GW router, 2x GigEthernet, 30 VoIP channels not upgradeable, External UI Power, IPv6 ready, High Precision 5ppm Clock Source