This TS describes the architecture and functionality required to support enterprise and corporate services
as IMS applications hosted in the NGN operator's network on behalf of an enterprise (Hosted Enterprise Services).
This TS also specifies the protocol requirements for the UE to attach to the NGN (in particular the IMS)
and also any protocol requirements related to application servers provided in support of hosted enterprise services
full Table of Contents for TS 24.524 Word version: 15.0.0