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Method for upgrading communication device

  • US 10,007,502 B2
  • Filed: 04/17/2013
  • Issued: 06/26/2018
  • Est. Priority Date: 02/04/2004
  • Status: Active Grant
First Claim
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1. A method performed by a network device, comprising:

  • receiving a first command for uploading configuration data to a first server;

    uploading the configuration data to the first server in response to the first command before a software installed in the network device is updated;

    receiving a second command for downloading a file for updating the software from a second server, wherein the network device, the first server, and the second server are different devices from each other and wherein the second command comprises server address information of the second server and file information associated to the file;

    downloading the file from the second server and updating the software with the file in response to the second command;

    receiving a third command for recovering the configuration data to the network device;

    downloading new configuration data that was converted from the configuration data from the first server; and

    recovering the configuration data to the network device by loading the new configuration after the software is updated.

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