- EM-6000 Intelligent Edge with PRI: Gig Ethernet (4 LAN, 2 WAN ports), PRI (1 port), 25 Call Count, 1-year basic support - 300 concurrent session capacity - 70 TDM/FXx - 1 Gbps packet throughput - 1 or 2 PRI ISDN links over T1/E1 - 8 FXS ports - 2 FXO ports - 4 LAN ports - 2 Gb Ethernet ports for WAN - 2 SFP WAN ports - 4G/LTE Radio - Threshold alerts - LAN/WAN MOS scores - SIP ladder diagrams - Ring buffers