A method performed by a network node in a communications network, for handling of
discovery of entrance points of a User Equipment (UE) to an IP Multimedia Subsystem (IMS) …

A method of handling SIP session initiation requests in an IP Multimedia Subsystem, IMS,
network. The method is performed at an application server, AS, within the network. The AS …

Updates on access network capability are provided to an IP Multimedia System (IMS)
network. A User Equipment (UE) that is connected to the access network initiates a …

ABSTRACT A method of enabling dual registration of a User Equipment, UE, with first and
second Internet Protocol Multimedia Subsystem, IMS, networks, the method comprising, in …

A method and system for providing IP Multimedia Subsystem (IMS) session continuity to a
User Equipment (UE) across a plurality of communication networks is provided. The UE …

A method for registering a User Equipment, UE, with low access priority in an Internet
Protocol based Multimedia Subsystem, IMS, network said method comprising the steps of …

There is provided a mechanism for having an operator of an IP network that is applied for
transferring the media transfer session stream for an IP Multimedia Subsystem, IMS, call to …

There is provided a method of operating an IP Multimedia Subsystem Access Gateway (IMS-
AGW) in order to support the transmission of media to and from an endpoint, using an IMS …

Abstract A User Equipment (UE) and IP Multimedia Subsystem (IMS) network node for
indicating the IMS services and IMS applications to which a Session Initiation Protocol (SIP) …

The invention relates to a method of establishing a session between client user terminals
accessing IP Multimedia Sub system, IMS, networks. At least one of the IMS networks …