Key Features:

• Mfr. Part #: 4242916L1
• Carrier-class, cost-effective multi-T1/dual Ethernet IP Business Gateway for integrated services such as VoIP.
• Supports up to 16 analog FXS interfaces for legacy equipment.
• Integral DSX-1 PRI/CAS for PBX connectivity.
• Transparent proxy with survivability for network outages.
• Voice Quality Monitoring (VQM) for enhanced Quality of Service (QoS).
• Compatible with industry leading softswitches and call agents.
• Integral full-featured IP router for data support and Internet access.
• Stateful inspection firewall for network security.
• Quality of Service (QoS) for delay sensitive traffic like VoIP
• Command Line Interface (CLI) mimics industry de facto standard.
• Feature-rich ADTRAN Operating System (AOS).
• Four T1 WAN interfaces/two Ethernet interfaces/16 FXS interfaces.