Features:

• AC powered
• V.35 synchronous DTE interface
• Assured Dialtone with Lifeline POTS
• Durable metal casing
• Single T1 TDM network interface
• Fixed FXS ports (4, 8, 12, 16, or 24 ports)
• Optional FXO ports (in TA 624 only, 8 ports)
• 50-pin female amphenol connector for Carrier Class analog POTS interfaces
• Integral IP router via 10/100BaseT Ethernet
• Battery backup available separately or bundled with base unit
• Migration path to packet-based technologies such as ATM with software download
• Includes Echo Cancellation (G.168) and ADPCM (G.726) compression resources
• IP router supports DHCP, NAT/PAT, packet filtering, RIP V1/V2, Layer 2 PPP, and Frame Relay