SN4980/4E120VR/EUI SmartNode 4 T1/E1 PRI VoIP GW-Router, 2x GigEthernet, 120 VoIP channels; not upgradeable , Failover Relay, External UI Power, IPv6 ready.
Trinity OS - optional, select this when SIP TLS/SRTP is required. Software Comparison
15 to 120 VoIP calls—with up to four T1/E1/PRI ports and dual Gigabit Ethernet ports.
VoIP Transcoding Option—Up to 60 channels for WAN bandwidth optimization.
Proven Interoperability—SIP interop with major IP PBX, softswitch and
Up to 8 FXS and/or FXO ports—Compact, reliable stand-alone VoIP gateway with different port options. Supports simultaneous voice or fax calls on all ports. (note: Patton does not carry an 8-FXO unit at the present time)
Advanced Local Call Switching—Virtual interfaces and routing tables provide industry leading flexibility in call handling programming. Local call switching, soft fallback to alternative routes. Simultaneously connects to multiple SIP services/IP PBXs.
Complete SIP and T.3