PHYSICAL NETWORK SECURITY DEVICE AND CONTROL METHOD THEREFOR
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United States of America Patent
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Issued Date -
Apr 13, 2017
app pub date -
Sep 20, 2016
filing date -
Oct 9, 2015
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Abstract
A method for controlling a physical network security device and a physical network security device are provided. The physical network security device includes: a master virtual machine, a slave virtual machine and a physical network card; and the method includes: acquiring a running state of the master virtual machine and a running state of the slave virtual machine; controlling to switch a binding/unbinding between the master virtual machine and the physical network card and between the slave virtual machine and the physical network card if it is detected that a failure occurs on the master virtual machine; and controlling the slave virtual machine to work as a new master virtual machine and controlling the master virtual machine with the failure to work as a new slave virtual machine.
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