modifile() {
        DIR=$1
        NBELEMENT=$2
        IP=$3
        #CMP=0
        cd $DIR
        VMXFILE=$(ls *.vmx)
        echo "Carte ethernet --> " $NBELEMENT " aura comme adresse MAC " $IP
        echo "ethernet$NBELEMENT.present = \"TRUE\"" >> $DIR/$VMXFILE
        echo "ethernet$NBELEMENT.virtualDev = \"e1000\" >> $DIR/$VMXFILE
        echo "ethernet$NBELEMENT.features = \"1\" >> $DIR/$VMXFILE
        echo "ethernet$NBELEMENT.networkName = \"HostOnly\" >> $DIR/$VMXFILE
        echo "ethernet$NBELEMENT.addressType = \"generated\" >> $DIR/$VMXFILE
        echo "ethernet$NBELEMENT.generatedAddress = \"$IP\" >> $DIR/$VMXFILE
        echo "ethernet$NBELEMENT.generatedAddressOffset = \"$NBELEMENT\" >> $DIR/$VMXFILE
}