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Traversing firewalls

  • US 9,106,526 B2
  • Filed: 03/21/2003
  • Issued: 08/11/2015
  • Est. Priority Date: 03/21/2003
  • Status: Active Grant
First Claim
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1. A method for traversing a firewall, the firewall preventing remote devices from accessing, but allowing remote devices to send electronic mail messages to, a plurality of local network devices, the method comprising:

  • receiving, by a network printer of the plurality of local network devices, an electronic mail message from a remote administrator device outside the firewall, the electronic mail message including an access request and credentials of the remote administrator device;

    in response to receiving the electronic mail message, validating the credentials of the remote administrator device;

    in response to validating the credentials, initiating, by the network printer, a connection with the remote administrator device through the firewall;

    transmitting state data of the network printer to the remote administrator device over the initiated connection, the state data providing current status information of the network printer;

    receiving adjusted state data from the remote administrator device, the adjusted state data providing at least one adjustment to be made to settings of the network printer; and

    based on the adjusted state data, implementing the at least one adjustment to the settings.

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