Nokia Technologies Oy

Mohamed Amin Nassar

Vinh Van Phan

Ling Yu

Hannu Petri Hietalahti

Bo Bjerrum

Bo Holm Bjerrum

Techniques for relayed connection between nodes are provided. For example, a method for relayed connection between nodes comprises sending, from a source node to a relay node, a communication request message for establishing a connection to a target node via the relay node; and receiving, at the source node from the relay node, a communication reject message indicating a rejection to establish the connection by the target node.

Method and apparatus for relayed connection between nodes

Systems, methods, apparatuses, and computer program products for emergency sessions, such as emergency calls, using a relay provided by proximity services are provided. For example, a method may include indicating, in a relay discovery procedure, a capability of a relay user equipment to support an emergency call. The method can alternatively or in addition include receiving, in the relay discovery procedure, an indication of a need of a remote user equipment to conduct an emergency call.

Proximity services emergency call

There is disclosed methods, apparatuses and computer program products for an authentication procedure in a unicast device to device communication. In accordance with an embodiment the method comprises receiving from an initiating device a request to establish a unicast device to device communication between the initiating device and a target device; sending from the target device an authentication request to the initiating device for authenticating the initiating device; receiving from the initiating device an authentication response to the authentication request including one or more parameters related to the authentication; providing information of the one or more parameters to the application; examining by an application in the target device whether the one or more parameters can be accepted; and if the examining reveals that at least one of the one or more parameters cannot be accepted, sending an authentication failure message to the initiating device.

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Munich, Germany

Mohamed Amin Nassar