PING a whole subnet, generate a list of unauthorized machines (machines without IP name on the network)

[Settings_Begin]
FileType=NTreport
NTreport.Delimiter=,
NTinfo.PING=Yes
[Settings_End]

[Batch_Begin]
Clear.Window Main
LookUp.IP 207.46.133
Filter %col2% =*not_found* AND %col3%<>*timeout*
If Filter
DOS del c;\temp\unknown.txt
Write.File c:\temp\unknown.txt ; Filter ;%date% %time% %col1-%
DOS net send administrator "NTreport found %FilterRows% unknown machine(s)
Endif
[Batch_End]

Please use your own IP addresses instead of the listed when running this example.