pingall

   1 #!/bin/sh
   2 hosts="www alf3 friends65 csi193 action1 action2 brigada34 brigada33 seinfeld2 trfs194 hosta hostb hostc trfs193 swat37 swat38 heman130 dukes196 dukes193 dukes194 simpsons2 simpsons1 telnet simpsons129 heman130 ftp seinfeld1"
   3
   4 for host in $hosts
   5 do
   6         echo -n "Pingueando $host: "
   7         res=`ping -W1 -c1 $host | grep from`
   8         if [ -z "$res" ]
   9         then
  10                 echo 'ERROR!'
  11         else
  12                 echo "$res"
  13         fi
  14 done