Adtran NetVanta 818 NTU with Power 4200637G2US Phone Systems or fax machine to your

or fax machine to your Definity system

BNC Expansion Connector

50-pin female Amphenol connector for Carrier Class analog POTS (FXS) interfaces

Timing derived from the OMM module

Cisco PIX 515 Firewall Version 6

Adtran NetVanta 818 NTU with Power 4200637G2US Phone Systems or fax machine to yourAdtran NetVanta 818 with Power 4200637G2US Description: The Adtran NetVanta 818 is an EFM bonded network termination unit designed for cost effective deployment of voice and data services to small and medium sized businesses. The Adtran 4200637G2US NTU terminates up to eight four wire T1 E1 loops at the customer end. The Adtran Bundle 4200637G2US combines the NetVanta 818 (1200637G2) with the North American AC DC power converter. The NTU has four 10