- (1) Gigabit 10/100/1000 BaseT port - (2) 10/100 BaseT interfaces - (4) T1 interfaces - (24) FXS ports - IP Router - Market leading IP Business Gateways with 40 percent higher performance than previous generations (2nd Gen) - Seamless voice and data integration over VoIP-based network architectures - Designed for Ethernet and Multi-T1 applications - Optional eSBC functionality - 24 analog POTS interfaces - Optional outbound lifeline via FXO - Compatible with industry-leading softswitches and call agents - Dynamic bandwidth allocation affords more efficient utilization - Integral full-featured business-class IP router - Stateful inspection firewall for network security - Quality of Service (QoS) for delay and jitter sensitive traffic like VoIP - Supports 802.1q Virtual LAN (VLAN) Trunking - Voice Quality Monitoring (VQM) - Network Address Translation (NAT) for IP address concealment - Feature-rich ADTRAN Operating System (AOS) - Rugged metal case - Optional battery backup