Patent ID: 8190773
Filing Date: 2012-05-29
Classification: H04L,H04W

Abstract:
1. A method comprising: receiving, at a gateway server outside of a firewall from a mobile device behind the firewall, a request to open a hypertext transfer protocol (HTTP) connection using a first port; receiving, in a request from the mobile device over the HTTP connection, information indicating that a second port cannot be used; creating a socket using a third port in response to the received information indicating that the second port cannot be used; transmitting an indicator of the third port to the mobile device in an HTTP reply; receiving, at the gateway server from a client device, a request for information from a web server; transmitting the request for information to the mobile device over a connection created by opening the created socket; receiving a reply to the transmitted request from the mobile device; forwarding the reply from the mobile device to the client device: and subsequent to receipt of the information indicating that the second port cannot be used and prior to creating the socket using the third port: