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Method of powering up or powering down a server to a maintenance state

  • US 6,163,849 A
  • Filed: 10/01/1997
  • Issued: 12/19/2000
  • Est. Priority Date: 05/13/1997
  • Status: Expired due to Term
First Claim
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1. A method of powering on a computer having a plurality of microcontrollers, the method comprising the acts of:

  • sending a remote power on command from a second computer to a remote interface microcontroller;

    transmitting the command from the remote interface microcontroller to a maintenance microcontroller, wherein the remote interface microcontroller and the maintenance microcontroller are connected by a microcontroller bus;

    executing the command on the maintenance microcontroller in the first computer; and

    sending a power on signal from the maintenance microcontroller to the first computer thereby powering on the first computer to a maintenance state, wherein the maintenance state does not require operating system software to be executing on the first computer.

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