How can I turn on Network probing?

I specified the pinger program but this feature still won't work

have a nice day bye.... TuX!

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 <O> ---- <O>
 <0> Michele Santucci - Tech Sta/-/- of Shiny Corporation - <0>
 <0> AKAs: tux@shiny.it <0>
 <0> s168695@studenti.ing.unipi.it <0>
 <0> tux@castagna.it <0>
 <0> Homepages: http://www2.shiny.it/~tux <0>
 <O> http://studenti.ing.unipi.it/~s168695 <O>
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Received on Thu Jul 03 1997 - 09:19:57 MDT