GRUU IMS IMS RESTORATION SUPPORT FOR TEMPORARY GRUU

摘要

The present invention provides devices, methods, computer programs, computer program products and computer-readable media for Internet Protocol Multimedia Subsystem (IMS) restoration support for a temporary GRUU (Globally Routable User Agent Uniform Resource Identifier) . Certain aspects of the present invention provide a method and system for generating registrations identified by a registration identifier in a registrar and registering, by the registrar, a registration identifier, a call identifier associated with the registration identified by the registration identifier, and an initial command sequence, In a database.