Patent ID: 8942206
Filing Date: 2015-01-27
Classification: H04W

Abstract:
1. An apparatus comprising a controller configured to direct the apparatus at least to: cause establishment of a logical link layer entity; cause communications with a remote packet switching node, prior to receiving a data packet stream that is routed from the remote packet switching node as a result of a handover to the remote packet switching node, to receive an indication of a packet-switched handover condition associated with a mobile node, to request packet-switched handover preparation, to send logical link layer information, and to receive logical link layer information; and set a state in said logical link layer entity based on the logical link layer information received and cause logical link layer frames to be sent to said mobile node during a packet-switched handover; wherein the indication of the packet-switched handover condition comprises at least one parameter not re-negotiated at during eXchange identification (XID) reset procedure.