scope:

This Recommendation specifies the protocol at the interface between two distributed ENUM servers (DES) of distributed ENUM networking in support of IP Multimedia core network subsystem (IMS) interconnection. The functions and signalling requirements for this interface are contained in [ITU-T Q.3643].

Using the protocol specified in this Recommendation, the DES can:

− initiate and provide a response to a DES node management request, including the requests for adding a DES node to and remove a DES node from a distributed ENUM system;

− initiate and provide a response to a DES ENUM data management request, including requests for ENUM data records adding, ENUM data records modification, ENUM data records cancellation, etc.