Adtran's TSU LT provides an interface between T1 or Fractional T1 service and the end user's Data Terminal Equipment (DTE) for applications such as LAN to LAN connectivity, Frame Relay circuit termination and dedicated videoconferencing. Adtran's TSU LT redefined the T1 multiplexer marketplace in 1994. Today, this equipment is some of the most reliable and respected for aggregating multiple voice only or voice and data services onto T1 or FT1 bandwidths
Adtran 1203060L1 Data Networking Overview
The ADTRAN TSU LT is a low cost, full-featured T1/FT1 Data Service/ Channel Service Unit (DSU/CSU). The TSU LT provides an interface between T1 or Fractional T1 service and the end user's Data Terminal Equipment (DTE) for applications such as LAN to LAN bridging, Frame Relay circuit termination and videoconferencing. The TSU LT provides access to traditional dedicated point-to-point T1 services as well as network termination for Frame Relay.