Adtran Netvanta 834 1200633G5T 4-Port SHDSL with Power Supply DSS Consoles The Atlas 550 1200305L1 has

The Atlas 550 1200305L1 has built in support for up to six cards in its factory configuration

The Adtran 4242908L1 offers four T1

Using a PoE device eliminates the need to have a power supply running into your computer

2 SFP Fiber Ports

Adtran Netvanta 834 1200633G5T 4-Port SHDSL with Power Supply DSS Consoles The Atlas 550 1200305L1 hasAdtran Netvanta 834 1200633G5T Description: The Adtran NetVanta 834 (1200633G5T) is an EFM bonded Network Termination Unit. The unit is designed for small and medium businesses that have converged voice and data services. The 834 accepts up to four two wire SHDSL or eSHDSL loops and delivers 10 100 Base T Ethernet to the customer's LAN. Adtran 1200633G5T Features: Accepts Four two wire Loops SHDSL or eSHDSL Loops Delivers 10 100 Base T Ethernet