prSSH ETS 300 690:1996 ed.1

Business TeleCommunications (BTC); 140 Mbit/s digital leased lines (D140U and D140S); Terminal equipment interface

Scope

This ETS specifies the full mechanical and electrical characteristics, the necessary functional characteristics and the corresponding conformance tests for a terminal equipment interface for: - connection to the network termination points of 139 264 kbit/s digital unstructured leased lines (D140U); and - connection to the network termination points of 139 264 kbit/s digital structured leased lines (D140S) which support an unstructured 138 240 kbit/s information transfer rate.