ADTRAN Total Access 908e Gen 3 IP Business Gateway, part number 4243908F2, pairs eight FXS ports for analog voice, four T1/FT1 WAN interfaces, and three Ethernet interfaces (one Gigabit and two Fast) for WAN/LAN connectivity. The Lifeline FXO variant includes Lifeline functionality for PSTN integration and delivers SIP/MGCP voice, firewall, and VPN features as part of the router's IP gateway capabilities. Designed for Ethernet and multi-T1 deployments, it targets small- to mid-size sites needing both legacy telephony and modern IP connectivity.
