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Enterprise seamless mobility

  • US 8,712,452 B2
  • Filed: 07/07/2008
  • Issued: 04/29/2014
  • Est. Priority Date: 12/21/2007
  • Status: Expired due to Fees
First Claim
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1. A method comprising:

  • receiving, by a mobility controller, a first Short Message Service (SMS) message from a cellular-PBX multimode phone while the cellular-PBX multimode phone is on a current ongoing call;

    wherein the first SMS message comprises a target number that is to be used in a call function for the cellular-PBX multimode phone;

    extracting, by the mobility controller, the target number from the first SMS message;

    transmitting, by the mobility controller to a Private Branch Exchange (PBX), a second Session Initiation Protocol (SIP) message;

    wherein the second SIP message is transmitted for initiating the call function for the cellular-PBX multimode phone based at least on the first SMS message received from the cellular-PBX multimode phone;

    wherein the initiating operation comprises initiating call conferencing of the current ongoing call for the cellular-PBX multimode phone to include an additional phone that corresponds to the target number in the first SMS message;

    wherein the mobility controller comprises a hardware processor.

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