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yilas/Divers

Last active March 4, 2016 13:09
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Divers
## sed fichier /etc/hosts
sed -n '/HostsBegin/,/HostsEnd/p' /etc/hosts|\
egrep -v '^[[:space:]]*$|^#' |\
while read ipaddr hn x; do
if ! ping -c 2 -W 2 $ipaddr >/dev/null 2>&1; then
echo $ipaddr $hn unreachable
fi
done
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