-su $SLICE -c "sleep 30" &
-sleep 1
-PID=`su $SLICE -c "pgrep sleep"`
-chcontext --ctx 1 -- echo $PID > /sys/class/net/$ETUN0/new_ns_pid
-sleep 1
-su $SLICE -c "sudo /sbin/ifconfig $ETUN0 $VIRTIP/24 up; sudo /sbin/route add -net $VIRTNET/24 dev $ETUN0"
+su $SLICE -c "sleep 30 &"
+PID=`su $SLICE -c "pgrep -n sleep"`
+$IP link set $ETUN0 netns $PID
+naddress --add --nid $SLICEID --ip ${VIRTIP}${SUBNET}
+su $SLICE -c "sudo /sbin/ifconfig $ETUN0 ${VIRTIP}${SUBNET} up; sudo /sbin/route add -net $VIRTNET dev $ETUN0"