Patent ID: 8170563
Filing Date: 2012-05-01
Classification: H04L,H04M

Abstract:
1. A method of transmitting data from a node located in a public network to one of a plurality of devices located in a private network said public network being connected to said private network by a restrictive gateway which allows connections between the public and private networks to be established in only one direction the restrictive gateway preventing communication from being initiated by the node to the one of said plurality of devices such that the node waits until a further device in the private network establishes a communication with the node before the node is able to transmit data to the one of said plurality of devices, said method comprising: determining that further device located in the private network has an existing connection with the node via the restrictive gateway comprising: transmitting from the node to the further device located in the private network a message addressed to the one of said plurality of devices via the connection between the node and the further device; and forwarding the message from the further device to the one of said plurality of devices via a connection established within the private network.