raspbmc network dropping fix - raspberry pi

#!/bin/bash
#fixes Raspbmc network dropping on the Raspberry Pi
#also added the following to '/etc/network/interfaces'
#  auto eth0
#     iface eth0 inet dhcp

while true ; do
    LOGFILE=/home/pi/network-monitor.log

    if ifconfig eth0 | grep -q "inet addr:" ;
    then
        echo "$(date "+%m %d %Y %T") : Ethernet OK" >> $LOGFILE
        sleep 60
    else
        echo "$(date "+%m %d %Y %T") : Ethernet connection down! Attempting reconnection." >> $LOGFILE
        ifup --force eth0
        OUT=$? #save exit status of last command to decide what to do next
        if [ $OUT -eq 0 ] ; then
            STATE=$(ifconfig eth0 | grep "inet addr:")
            echo "$(date "+%m %d %Y %T") : Network connection reset. Current state is" $STATE >> $LOGFILE
        else
            echo "$(date "+%m %d %Y %T") : Failed to reset ethernet connection" >> $LOGFILE
        fi
        sleep 10
    fi
done