# esxcli software vib update --depot=/vmfs/volumes/datastore1/update-from-esxi5.1-5.1_update01.zippatch ESXi 5.1 from commandline
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Tales from the Command Line…
# esxcli software vib update --depot=/vmfs/volumes/datastore1/update-from-esxi5.1-5.1_update01.zip