diff --git a/inst/testing/nemo1/mynemo-docker-dind b/inst/testing/nemo1/mynemo-docker-dind
index 29ce1625e238646e5f54f5847fedf774fa875b85..5f36c8ef52917f62410b3a3daf641cf59fe4d363 100755
--- a/inst/testing/nemo1/mynemo-docker-dind
+++ b/inst/testing/nemo1/mynemo-docker-dind
@@ -64,13 +64,18 @@ fi
 #xarg ./mynemo-docker-dind --freertr-host2-ping-host1 # enter host2 container and run ping host1
 #xarg ./mynemo-docker-dind --freertr-tshark-netconf # enter freertr container and run tshark on eth3, in order to monitor netconf traffic towards nemo container
 #xarg ./mynemo-docker-dind --nemo-tshark-netconf # enter (outer) nemo d-in-d container and run tshark on eth1, in order to monitor netconf traffic from freertr container
-#xarg ./mynemo-docker-dind --nemo-get-filename-of-cerfile # show filename of client certificate filename (as seen from outside of outer nemo d-in-d container)
+#xarg ./mynemo-docker-dind --nemo-get-filename-of-certfile # show filename of client certificate filename (as seen from outside of outer nemo d-in-d container)
+#xarg ./mynemo-docker-dind --nemo-get-dirname-onhost # show dirname of inside container dir /nemo-all/ as seen from outside on the host
 
 ##
 
-docker_outer__docker_file_name="Dockerfile-nemo-all"
 docker_outer__image_name="nemo-all1"
 docker_outer__container_name="nemo-all1"
+docker_outer_volume_forinnerdockerdir="dind1"
+
+#
+
+docker_outer__docker_file_name="Dockerfile-nemo-all"
 
 docker_outer_hostname="localhost"
 
@@ -164,18 +169,18 @@ elif [ "$1" = "--docker-build" ]; then #arg
   ##
 
   #echo "# starting new debian-docker-in-docker container:" 1>&2
-  #docker_outer__container_name="$(set -x; docker run --privileged --volume "$SSH_AUTH_SOCK:/ssh-auth-sock" --volume dind1:/var/lib/docker/ --hostname "$docker_outer_hostname" --name "$docker_outer__container_name" -t -p 8000:443 "$docker_outer__image_name" sh -c "ls -l /nemo-all; tree -d /nemo-all/")"
+  #docker_outer__container_name="$(set -x; docker run --privileged --volume "$SSH_AUTH_SOCK:/ssh-auth-sock" --volume "$docker_outer_volume_forinnerdockerdir:/var/lib/docker/" --hostname "$docker_outer_hostname" --name "$docker_outer__container_name" -t -p 8000:443 "$docker_outer__image_name" sh -c "ls -l /nemo-all; tree -d /nemo-all/")"
   #echo "docker_outer__image_name=$docker_outer__image_name" 1>&2
   #echo 1>&2
 
   #exit 
 
-  #echo "# pruning outer volume dind1:" 1>&2
-  #(set -x; docker volume rm dind1)
+  #echo "# pruning outer volume $docker_outer_volume_forinnerdockerdir:" 1>&2
+  #(set -x; docker volume rm "$docker_outer_volume_forinnerdockerdir")
   outer_docker_space_dir="$(docker info | grep "Docker Root Dir:" | awk '{ print $(NF); }')"
   echo "# pruning inner containers before inner docker daemon is started (outer_docker_space_dir=$outer_docker_space_dir):" 1>&2
   #(set -x; rm -rf /var/lib/docker/volumes/dind1/_data/containers/*)
-  (set -x; rm -rf "$outer_docker_space_dir/volumes/dind1/_data/containers/"*) || true
+  (set -x; rm -rf "$outer_docker_space_dir/volumes/$docker_outer_volume_forinnerdockerdir/_data/containers/"*) || true
   echo 1>&2
 
   ##
@@ -196,9 +201,9 @@ elif [ "$1" = "--docker-build" ]; then #arg
   ## 
 
   echo "# starting new debian-docker-in-docker container:" 1>&2
-  (set -x; docker run -d --privileged --volume "$SSH_AUTH_SOCK:/ssh-auth-sock" --volume dind1:/var/lib/docker/ --hostname "$docker_outer_hostname" --name "$docker_outer__container_name" -t -p 8000:443 "$docker_outer__image_name")
-  #(set -x; docker run -d --privileged --net dind-mgmt --net nemo-flow-input --volume "$SSH_AUTH_SOCK:/ssh-auth-sock" --volume dind1:/var/lib/docker/ --hostname "$docker_outer_hostname" --name "$docker_outer__container_name" -t -p 8000:443 "$docker_outer__image_name")
-  #(set -x; docker run -d --privileged --net dind-mgmt --volume "$SSH_AUTH_SOCK:/ssh-auth-sock" --volume dind1:/var/lib/docker/ --hostname "$docker_outer_hostname" --name "$docker_outer__container_name" -t -p 8000:443 "$docker_outer__image_name")
+  (set -x; docker run -d --privileged --volume "$SSH_AUTH_SOCK:/ssh-auth-sock" --volume dind2:/var/lib/docker/ --hostname "$docker_outer_hostname" --name "$docker_outer__container_name" -t -p 8001:443 "$docker_outer__image_name")
+  #(set -x; docker run -d --privileged --net dind-mgmt --net nemo-flow-input --volume "$SSH_AUTH_SOCK:/ssh-auth-sock" --volume "$docker_outer_volume_forinnerdockerdir:/var/lib/docker/" --hostname "$docker_outer_hostname" --name "$docker_outer__container_name" -t -p 8000:443 "$docker_outer__image_name")
+  #(set -x; docker run -d --privileged --net dind-mgmt --volume "$SSH_AUTH_SOCK:/ssh-auth-sock" --volume "$docker_outer_volume_forinnerdockerdir:/var/lib/docker/" --hostname "$docker_outer_hostname" --name "$docker_outer__container_name" -t -p 8000:443 "$docker_outer__image_name")
   docker network connect "$network1_name" "$docker_outer__container_name"
   echo 1>&2
     
@@ -520,11 +525,17 @@ elif [ "$1" = "--nemo-tshark-netconf" ]; then #arg # enter (outer) nemo d-in-d c
 
   exec docker exec -ti "$docker_outer__container_name" tshark -T text -V -f 'port 9995' -d udp.port==9995,cflow -i eth1
 
-elif [ "$1" = "--nemo-get-filename-of-cerfile" ]; then #arg # show filename of client certificate filename (as seen from outside of outer nemo d-in-d container)
+elif [ "$1" = "--nemo-get-filename-of-certfile" ]; then #arg # show filename of client certificate filename (as seen from outside of outer nemo d-in-d container)
   shift 1
 
   echo "/proc/$(docker inspect "$docker_outer__container_name" | awk ' /"Pid":/ { sub(/,$/, ""); print $2; }')/root/nemo-all/secrets/CA/admin.p12"
 
+elif [ "$1" = "--nemo-get-dirname-onhost" ]; then #arg # show dirname of inside container dir /nemo-all/ as seen from outside on the host
+  shift 1
+
+  echo "/proc/$(docker inspect "$docker_outer__container_name" | awk ' /"Pid":/ { sub(/,$/, ""); print $2; }')/root/nemo-all/"
+
+
 #arg
 
 else