Summary

Recommendation ITU-T Q.3305.1 specifies a protocol to be used between the physical implementation of the transport resource control functional entity (TRC-FE) and the policy decision physical entity (PD‑PE) of a transport network, defined as the Rt reference point in Recommendation ITU-T Y.2111. It is used to control network transport resources required to convey the media flow in an access or a core network.