command: ren Z:\clean\old new

Debug output:

PRE FltGetDestinationFileNameInformation \Device\Mup\vmware-host\Shared Folders\clean\new
PRE FltGetFileNameInformation,normalized,default: \Device\Mup\vmware-host\Shared Folders\clean\old
PRE FltGetFileNameInformation,normalized,fs only: \Device\Mup\vmware-host\Shared Folders\clean\old
POST FltGetTunneledName: \Device\Mup\vmware-host\Shared Folders\clean\old
POST FltGetFileNameInformation,normalized,default: \Device\Mup\vmware-host\Shared Folders\clean\old
POST FltGetFileNameInformation,normalized,fs only: \Device\Mup\vmware-host\Shared Folders\clean\old
POST FltGetDestinationFileNameInformation: \Device\Mup\vmware-host\Shared Folders\clean\new

=========================================================================================================

command: ren \\192.168.25.1\clean\old new

Debug output:

0: kd> g
PRE FltGetDestinationFileNameInformation \Device\Mup\192.168.25.1\clean\new
PRE FltGetFileNameInformation,normalized,default: \Device\Mup\192.168.25.1\clean\old
PRE FltGetFileNameInformation,normalized,fs only: \Device\Mup\192.168.25.1\clean\old
POST FltGetTunneledName: No tunneling.
POST FltGetFileNameInformation,normalized,default: \Device\Mup\192.168.25.1\clean\new
POST FltGetFileNameInformation,normalized,fs only: \Device\Mup\192.168.25.1\clean\new
POST FltGetDestinationFileNameInformation: \Device\Mup\192.168.25.1\clean\new

=========================================================================================================