This Recommendation specifies the Q3 interface between an ATM switch with enhanced functionality and the Telecommunications Management Network (TMN). The interface specified is that between TMN Network Elements or Q-Adapters which interface to TMN Operations Systems (OSs) without mediation and between OSs and Mediation Devices, as defined in ITU-T Recommendation M.3010. The scope of this Recommendation includes the management of switched VPs as defined in ITU-T Recommendations Q.2766.1 and Q.2934 and of soft PVCs as defined in ITU-T Recommendation Q.2767.1.