Patent ID: 9392634
Filing Date: 2016-07-12
CPC Classification: H04W

Claim Text:
1. A method in a gateway node, for re-establishing a revoked Packet Domain Protocol/Packet Data Network (PDP/PDN) connection, the gateway node being comprised in a wireless network the method comprising; receiving from an application server a data packet said data packet comprising an Internet Protocol (IP) address of an intended destination; determining that a PDP/PDN connection between the gateway node and the intended destination is revoked; retrieving an identification of a terminal device or a PDP/PDN connection associated with the IP address of the intended destination; and sending, to a mobility management node, a re-establishment notification to re-establish the revoked PDP/PDN connection, wherein the sending further comprises sending the re-establishment notification to a Machine Type Communication-InterWorking Function (MTC-IWF), wherein the MTC-IWF thereafter forwards the re-establishment notification to the mobility management node.