cat $CONFIGDIR/unrealircd.conf | \
sed "s/.* HDWTAG .*/hostname ::ffff:$NEWIP; \/* HDWTAG *\//" > $CONFIGDIR/temp
mv $CONFIGDIR/temp $CONFIGDIR/unrealircd.conf
killall -HUP $BINARY
cat $CONFIGDIR/unrealircd.conf | \
sed "s/.* HDWTAG .*/hostname ::ffff:$NEWIP; \/* HDWTAG *\//" > $CONFIGDIR/temp
mv $CONFIGDIR/temp $CONFIGDIR/unrealircd.conf
killall -HUP $BINARY