ATLAS 550 System (for converting an ISDN PRI circuit to Analog FXS interfaces. System includes an ATLAS 550 chassis and three Octal FXS modules to provide one PRI interface and 24 Analog RJ ports. System also includes a 10/100 Ethernet interface and a single AC power supply)

Provides a single interface which can be configured for T1 or PRI Supports Drop/Insert and 1/0 Digital Access Cross-Connect Systems (DACS) applications Supports PRI switching applications Supports Frame Relay emulation and passthrough