Seamless voice and data integration over VoIP based network architectures WAN: Single T1 interface (908), Quad T1 interfaces, two can be used for customer facing PRI/T1 (908e) Single DSX-1 for PRI/T1 CAS handoff to PBX (908) 8 analog FXS POTS interfaces Single 10/100Base-T interface (908), Dual 10/100Base-T interfaces (908e) for WAN or DMZ applications Includes SIP gateway, robust IP router, stateful inspection firewall with Denial of Service Prevention Compatible with industry leading soft switches and call agents Dynamic bandwidth allocation On board G.729 and G.711 CODEC support for voice compression G.168 Echo Cancellation Low latency, WFQ, CBWFQ Quality of Service (QoS) Command Line Interface (CLI), Web-Graphical User Interface (GUI) Network Address Translation (NAT) for IP Address Concealment AC power with battery backup Feature-rich ADTRAN Operating System (AOS) Routing protocols: static, RIP, OSPF, BGP 908e features T1 bonding with MLPPP/MLFR for high-speed network connections and optional hardware encrypted DES/3DES/AES IPSec VPN