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System and method for accessing a messaging service using a short dialing sequence

  • US 7,567,655 B2
  • Filed: 02/10/2004
  • Issued: 07/28/2009
  • Est. Priority Date: 03/31/1998
  • Status: Expired due to Fees
First Claim
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1. A system for enabling a user to access to a voicemail service comprising:

  • a central office switch in communication with a customer premises equipment (CPE), the central office switch comprising;

    a supplementary service processor operative to;

    receive a sequence of characters from the CPE;

    generate a query to a supplementary service database when the sequence of characters is a predetermined n-character messaging sequence, where n <

    7, to determine whether the central office switch supports a supplementary service and to determine whether a user has access to a voicemail service based on a caller identifier; and

    receive a call forwarding number from the supplementary service database if the central office supports the supplementary service and the user had access to the voicemail service;

    wherein the central office switch is operative to connect the CPE with the voicemail service in response to receiving the call forwarding number.

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