The Adtran Atlas 550 Dual T1/PRI modules are used in the ATLAS 550 to implement a variety of WAN access products, including a T1 Bandwidth Manager, an ISDN Switch, a Digital Access Cross-Connect System (DACS), and a Frame Relay Switch.
Features:
Functions as a multi-T1 IAD, 1/0 DACS, and ISDN switch
Switchboard supports circuit switching applications such as intelligent call routing, overbooking and least-cost routing based on phone numbers in the dial plan
Six-slot modular platform
Two network interface slots (one T1/PR1 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
10/1000BaseT Ethernet LAN interface for SNMP/Telnet management
AC or DC power
DC version accepts +24 VDC and -48 VDC input
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