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Method and apparatus for communicating via virtual office telephone extensions

  • US 8,380,245 B2
  • Filed: 01/28/2010
  • Issued: 02/19/2013
  • Est. Priority Date: 06/14/2000
  • Status: Active Grant
First Claim
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1. A method of providing access to an enterprise telecommunication network to a wireless telephone, said method comprising:

  • receiving a first telephone call from the wireless telephone;

    identifying a wireless telephone number of the wireless telephone;

    using the wireless telephone number to retrieve an enterprise telephone extension associated with the enterprise telecommunication network;

    generating a simulated dial tone;

    sending the simulated dial tone to the wireless telephone in response to the first telephone call from the wireless telephone to indicate the wireless telephone'"'"'s connection to the enterprise telecommunication network; and

    providing the wireless telephone with telecommunication access to the enterprise telecommunication network for a second telephone call while the wireless telephone is connected to the enterprise telecommunication network and the simulated dial tone is provided.

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