Further information for Patton SNOGA-L/1E15VHP/EUI VoIP Gateway 1 T1/E1 PRI 15 channels
SmartNode Open Gateway Appliance - Large, 1 T1/E1 PRI VoIP GW router, 2x GigEthernet, 15 VoIP channels upgradeable to 30, External UI Power, IPv6 ready, High Precision 5ppm Clock Source