Features:

• Supports up to three-T1s worth of bandwidth
• Interchangeable Network Interface Modules (NIMs): 56/64k, T1/FT1, T1/FT1 with DSX-1, Dual T1, E1/FE1, E1/FE1 with G.703, ADSL and Serial
• Stateful inspection firewall protects against Denial of Service (DoS) attacks
• QoS with Low Latency and Weighted Fair Queuing and DiffServ marking for delay sensitive traffic like VoIP
• PPP dial backup for disaster recovery scheme back to a PPP compliant device
• VLAN trunking allows routing between VLANs
• Built-in DSU/CSU protects circuit
• Supports BGP, OSPF, RIP, static routes, and bridging
• Network Address Translation (NAT/NAPT) conceals private IP addresses
• NAT-compatible SIP ALG
• Auto-sensing 10/100BaseT interface to accommodate mixed Ethernet environments
• Command Line Interface (CLI) which mimics de facto industry standard and a user-friendly web-GUI
• Optional DSX-1 interface available for voice connectivity to a PBX
• Optional Analog or ISDN BRI dial backup system prevents network downtime
• Optional VPN ? 500 IPSec tunnels using DES/3DES/AES encryption
• Analog Modem module used for dial backup system prevents network downtime
• Industry-leading five-year warranty
• 1U-Rackmountable Chassis