Please take a look at the UDF Forum under WSHPing() - WSH ping routine... no temp files and Ping() - checks for reply , or returns ip-address of remote host
code:
$array='machine1, machine2'
for each $comp in $array
  if not ping($comp)
    ? 'The computer '+$comp+' is not PINGable.'
  endif
next
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There are two types of vessels, submarines and targets.