Adtran ATLAS 550

• Functions as a multi-T1 IAD, 1/0 DACS, NxT1 Inverse Multiplexer, ISDN switch, IP router, and Frame Relay concentrator/switch
• Switchboard supports circuit switching applications such as intelligent call routing, overbooking and least-cost routing based on phone numbers in the dial plan
• Includes IP routing software with support for PPP and Frame Relay Layer 2 protocols
• DHCP client/ server
• Six-slot modular platform
• Two network interface slots (one T1/PRI module included with base unit) and four user slots
• Supports up to 18 T1/PRI ports
• Supports E1, PRA, and BRI S/T interfaces for global applications
• Net-3 and Net-5 Euro-ISDN protocols supported
• Maximum backplane bandwidth for TDM applications is nine T1s through the chassis
• Hot swappable modules
• 10/100BaseT Ethernet LAN interface for SNMP/Telnet management and routing
• AC or DC power
• DC version accepts +24 VDC and -48 VDC input