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Methods and apparatus for use in establishing communications for virtual private networking

  • US 8,248,967 B2
  • Filed: 02/14/2011
  • Issued: 08/21/2012
  • Est. Priority Date: 03/29/2005
  • Status: Active Grant
First Claim
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1. A method in a wireless mobile telephone for registering for communications for use of a communications application stored in the wireless mobile telephone, the method comprising:

  • receiving, via a wireless network, a first IP address which is assigned to the wireless mobile telephone;

    communicating, from the wireless mobile telephone via the wireless network, a request for establishing a secure tunnel connection with a private network through the wireless network;

    if the secure tunnel connection with the private network through the wireless network is established within a predetermined period of time, then receiving from the private network a second IP address of the private network for assignment to the wireless mobile telephone, and communicating to a server a request for registering for the communications using the second IP address of the private network which is assigned to the wireless mobile telephone; and

    if the secure tunnel connection with the private network through the wireless network is not established within the predetermined period of time, then communicating to a server a request for registering for the communications using the first IP address that was previously received and assigned to the wireless mobile telephone.

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