ATIS T1.TR.71-2001

This document provides the requirements for the support of narrow-band services via broadband transport technologies, CS1+. The capabilities described in this document is also commonly referred to as Bearer Independent Call Control (BICC) CS1+ (i.e., BICC CS1+). It extends the Capability Set 1 (CS1) functions of the call control and bearer control levels to the end office to support end-to-end call setup.