摘要:
A method and communication server for mapping an address to a service capability, wherein a server determines if a service requested in a service request, such as for example in a SIP (Session Initiation Protocol) INVITE message, can be initiated with a first user identifier. The server further determines an alternate user identifier when determined that the service cannot be initiated with the first user identifier replaces the first user identifier with the alternate user identifier in the request for the service, so that the requested service can be successfully established.
摘要:
Systems, methods, devices and software according to these exemplary embodiments provide techniques for sharing services among IMS users. An unsubscribed service, e.g., provided by another operator, can be accessed upon request and verification of authorization with an existing subscriber of that service.
摘要:
Method and apparatus for call interworking between user equipments (UEs) located in domain using different communication protocols. The methods and apparatus receive a call request for establishing a call between a first UE and a second UE, the call request including a list of addresses corresponding to the second UE. A list of list of addresses corresponding to the first UE is then retrieved and a forking operation is performed the received list of addresses corresponding to the second UE. Then a determination is made, based on a set of rules, on which address to be used from the list of addresses corresponding to the first UE and which address to be used from the list of addresses corresponding to the second UE for establishing the call between the first UE and the second UE.