im a powercli guy so I would use this
http://www.vmware.com/support/developer/PowerCLI/PowerCLI41U1/html/Install-VMHostPatch.html
for ssh use this:
http://blogs.vmware.com/vsphere/2012/02/quickest-way-to-patch-an-esxesxi-using-the-command-line.html
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