Russian UNIX Forums

я делал так:
#!/bin/sh

echo "Balans working for scg0.scx"

ping1=$(/sbin/ping -q -c 3 -s 8 -o -t 2 192.168.119.6 | grep "packet loss"|cut -c44-44)
netstat1=$(/usr/bin/netstat -rn | grep "192.168.166" | cut -c64-67)

if [ "$ping1" = "1" ]
then
if [ "$netstat1" = "gre1" ]
then
echo `date` " *** Iface - gre1! ****************" >> /var/log/balansing
else
echo `date` " *** Netwok loss! *** *** Iface - gre1!" >> /var/log/balansing
/sbin/route delete -net 192.168.166.0/24 192.168.10.1
/sbin/route add -net 192.168.166.0/24 -interface gre1
fi
else
if [ "$netstat1" = "gif0" ]
then
echo `date` " *** Netwok ok! *** *** Iface - gif0!" >> /var/log/balansing
else [ "$netstat1" = "gre1" ]
echo `date` " *** Iface - gre1! I'm change routing! ***" >> /var/log/balansing
/sbin/route delete -net 192.168.166.0/24 -interface gre1
/sbin/route add -net 192.168.166.0/24 192.168.10.1
fi
fi