diff --git a/app.py b/app.py
index cd60b2b..872173e 100755
--- a/app.py
+++ b/app.py
@@ -244,9 +244,14 @@ def sendCommand(host, arg0, arg1, arg2):
         conn = http.client.HTTPConnection( host + ":" + str(portl), timeout=3 )
     try:
         conn.request( "GET", req, headers = headers )
+        resp = conn.getresponse()
+    except http.client.HTTPException:
+        print("Connection to " + host + " timed out")
+        return "Connection to " + host + " timed out"
     except:
-        return "Connection to " + host + " was refused on port " + str(portl)
-    resp = conn.getresponse()
+        return "Error while connecting to " + host + ":" + str(portl)
+    finally:
+        conn.close()
     # Parse response
     data = resp.read()
     
diff --git a/changelog_todo.md b/changelog_todo.md
index 67ba640..c61e284 100644
--- a/changelog_todo.md
+++ b/changelog_todo.md
@@ -28,15 +28,15 @@ sha256 : 0fe3fe76d0e56e445124fa20646fa8b3d8c59568786b3ebc8a96d83d92f203e3
   * Use nginx reverse proxy + SSL between server and clients ( https://medium.com/@antelle/how-to-generate-a-self-signed-ssl-certificate-for-an-ip-address-f0dd8dddf754 )
   * Webgui beautifying
 
-## 0.4 : 2022-10-19-videopi.img.xz
-md5    : 
-sha256 : 
+## 0.4 : 2022-10-21-videopi.img.xz
+md5    :  2a54eb1763060db652c4c5d89c07ef2a
+sha256 :  10b65d5260222e4cdc591ad5384247cbc22d515dc55ea6b31b2daf0b6fd01004
 
-  * Apt upgrade
+  * Switch to rpi os Bullseye
   * Switch to user 'pil', pw 'pilpoil'
   * client config file parsing ( look for 'pilpil-client.toml' in ./, ~/., ~/.config/)
   * Add media folder sync (scp, rsync, http upload)
-  * General filesystem clean up
+  * Install script ; Wifi setup, generate/install SSH keys/ nginx SSL cert/key fore each host, change hostname, static IPs
 
 
 # FS checklist
@@ -51,14 +51,11 @@ sha256 :
   
 
 # DOING NEXT :
- * Test with several rpis
+ * ~ Test with several rpis
  * Define http auth secret at setup
  
 #  DONE :
-  * media sync (scp, rsync, http)
-  * Install script ; Wifi setup, generate/install SSH keys/ nginx SSL cert/key fore each host, change hostname, static IPs
-  * Test static IP ok
-  
+
 # OTHER: 
  * get_client_rssi.sh on server
 
@@ -68,6 +65,5 @@ sha256 :
 
  * ? Scripts hotspot linux/win/mac
  * ? Config sync
- * ? Linux Minimal Virtualbox image
  * ! Remove git personal details/resolv.conf, remove authorized_keys, ssh config, clean home, re-enable ssh pw login
  * ~ Doc
diff --git a/linux_server_deploy.sh b/linux_server_deploy.sh
index dc7aea0..c5c5306 100755
--- a/linux_server_deploy.sh
+++ b/linux_server_deploy.sh
@@ -32,8 +32,8 @@ then
     exit 0
 fi
 DD_BS="128K"
-DISK_IMAGE="$HOME/niels/imgs/2022-10-19-pilpil.img.xz"
-CONFIG_DIR="$HOME/niels/flasktest"
+DISK_IMAGE="$HOME/niels/imgs/2022-10-20-pilpil.img.xz"
+CONFIG_DIR="$HOME/niels/pilpil-server"
 PI_USER="pil"
 BOOT_MOUNT="/run/media/$USER/boot"
 ROOTFS_MOUNT="/run/media/$USER/rootfs"
@@ -185,13 +185,28 @@ network={
     sudo cp "$CONFIG_DIR/selfCA.crt" "$ROOTFS_MOUNT/etc/ssl/certs/nginx-selfsigned.crt" 
     sudo cp "$CONFIG_DIR/selfCA.key" "$ROOTFS_MOUNT/etc/ssl/private/nginx-selfsigned.key"
     sync
-    #  6. Copy medias
+    #~ #  6. Copy medias
     green "Operation 12/13 : Syncing media folder $LOCAL_MEDIA_DIR/ with $REMOTE_MEDIA_DIR/ \n" 
-    USER_ID=$( cat "$ROOTFS_MOUNT/etc/passwd" | grep $PI_USER | awk -F: '{print $3}' )
-    GROUP_ID=$( cat "$ROOTFS_MOUNT/etc/passwd" | grep $PI_USER | awk -F: '{print $4}' )
-    sudo cp "$LOCAL_MEDIA_DIR/*" "$REMOTE_MEDIA_DIR/"
-    sudo chown $USER_ID:$GROUP_ID "$REMOTE_MEDIA_DIR/*"
-    sync
+    # Remove filler file
+    if [ -f "$REMOTE_MEDIA_DIR/remove_me"  ]
+    then 
+        sudo rm "$REMOTE_MEDIA_DIR/remove_me"
+    fi
+    # Get available space on rootfs
+    ROOTFS_AVAILABLE_SPACE=$(df -t ext4 -P $ROOTFS_MOUNT  | tail -1 | awk '{print $4}')
+    # Get Media folder size
+    MEDIA_SIZE=$(du -c $LOCAL_MEDIA_DIR | tail -1 | awk '{print $1}')
+    # Only copy files if enough space available
+    if [ $MEDIA_SIZE -lt $ROOTFS_AVAILABLE_SPACE ]
+    then
+        USER_ID=$( cat "$ROOTFS_MOUNT/etc/passwd" | grep $PI_USER | awk -F: '{print $3}' )
+        GROUP_ID=$( cat "$ROOTFS_MOUNT/etc/passwd" | grep $PI_USER | awk -F: '{print $4}' )
+        sudo cp "$LOCAL_MEDIA_DIR/*" "$REMOTE_MEDIA_DIR/"
+        sudo chown $USER_ID:$GROUP_ID "$REMOTE_MEDIA_DIR/*"
+        sync
+    else
+        red "Not enough space on $ROOTFS_MOUNT, skipping..."
+    fi
     # Unmount FS
     green "Operation 13/13 : Unmounting filesystems"
     umount $BOOT_MOUNT
diff --git a/pilpil-server.toml b/pilpil-server.toml
index 4230676..bb7b9cf 100644
--- a/pilpil-server.toml
+++ b/pilpil-server.toml
@@ -5,12 +5,12 @@ CAfile = "selfCA.crt"
 # scp, rsync, http
 sync_facility = "http" 
 media_folder_local = "../medias"
-media_folder_remote = "/home/pi/Videos/"
+media_folder_remote = "/home/pil/Videos"
 media_exts = ["mp4", "avi", "mkv"]
 auth  = "secret" 
 # OnNlY3JldA==
 cmd_auth  = "secret"
-hosts = ["10.42.0.10", "10.42.0.11"]
+hosts = ["10.42.0.135", "10.42.0.11"]
 # VLC http LUA port
 port = 8887
 # Clients cmd port
diff --git a/prepa_rpios.md b/prepa_rpios.md
index 1367cea..5103f06 100644
--- a/prepa_rpios.md
+++ b/prepa_rpios.md
@@ -28,6 +28,7 @@ network={
 ```
   4. Insérer la carte dans le RPI et démarrer le système.
   5. Se connecter via SSH.
+  6. Adduser pil
 
 ## Modification de config.txt
 
@@ -92,15 +93,16 @@ console=tty3 loglevel=3 vt.global_cursor_default=0 logo.nologo consoleblank=1
 ### Login silencieux
 
 Lancer les commandes suivantes :  
-  * `echo "" > sudo tee /etc/issue`
-  * `touch .hushlogin`
+  * `echo "" | sudo tee /etc/issue`
+  * `echo "" | sudo tee /etc/motd`
+  * `touch ~/.hushlogin`
 
 Editer le fichier `/etc/systemd/system/getty@tty1.service.d/autologin.conf` et remplacer le contenu par :  
 
 ```
 [Service]
 ExecStart=
-ExecStart=-/sbin/agetty --skip-login --noclear --noissue --login-options "-f pi" %I $TERM
+ExecStart=-/sbin/agetty --skip-login --noclear --noissue --login-options "-f pil" %I $TERM
 ```
 
 Editer le fichier `/etc/rc.local` et ajouter la ligne suivante juste avant "exit 0" :  
@@ -116,7 +118,8 @@ Lancer la commande `raspi-config`, puis aller dans "1 System Options", "S5 Boot
 ```
 sudo apt-get update
 # min
-sudo apt-get install vlc vlc-plugin-base va-driver-all va-driver vdpau-driver-all python3-minimal python3-flask python3-waitress python3-toml
+sudo apt-get install vlc vlc-plugin-base python3-minimal python3-pip nginx file lua5.2
+python pip install flask flask-httpauth waitress toml werkzeug
 # build
 # sudo apt-get install vlc git dkms firmware-realtek firmware-iwlwifi firmware-ipw2x00 firmware-atheros raspberrypi-kernel-headers build-essential va-driver-all va-driver vdpau-driver-all
 ```
@@ -153,21 +156,19 @@ Host 10.42.0.135
 ```
 
 
-## VLC : démarrage automatique du serveur http
+## Systemd Unit : démarrage automatique des services
 
-### Systemd Unit
+## VLC
 
-Créer le fichier `/lib/systemd/system/vlc.service` contenant:
+Créer le fichier `.config/systemd/user/vlc.service` contenant:
 
 ```
 [Unit]
 Description=VLC http service
 
 [Service]
-User=pi
-#Environment="DISPLAY=:0"
+WorkingDirectory=/home/pil/
 ExecStart=/usr/bin/cvlc --quiet -I http --no-osd --http-password=secret
-WorkingDirectory=/home/pi
 Restart=always
 
 [Install]
@@ -177,11 +178,40 @@ WantedBy=multi-user.target
 Puis lancer les commandes :
 
 ```
-sudo chmod +x /lib/systemd/system/vlc.service
-sudo systemctl enable vlc
-sudo systemctl start vlc
+systemctl --user daemon-reload
+systemctl --user enable vlc
+systemctl --user  start vlc
 ```
 
+## pilpil
+
+Créer le fichier `.config/systemd/user/pilpil.service` contenant:
+
+```
+[Unit]
+Description=Pilpil Command Server 
+After=network.target
+
+[Service]
+WorkingDirectory=/home/pil/pilpil-client
+ExecStart=/home/pil/pilpil-client/app.py
+Restart=always
+
+[Install]
+WantedBy=multi-user.target
+
+```
+
+Puis lancer les commandes :
+
+```
+systemctl --user daemon-reload
+systemctl --user enable pilpil
+systemctl --user  start pilpil
+```
+
+
+
 ## Configuration du serveur régie
 
 ### Linux : network-manager cli
@@ -389,22 +419,35 @@ sudo apt-get install nginx
 
 /etc/nginx/sites-available/default :
 ```
+# Cmd server
 server {
-    listen 443 ssl;
-    ssl_certificate /etc/letsencrypt/live/example.com/fullchain.pem;
-    ssl_certificate_key /etc/letsencrypt/live/example.com/privkey.pem;
-    #server_name example.com;
- location / {
-            proxy_pass http://your.ip.adress:5000;
+    listen 8888 ssl;
+    ssl_certificate /etc/ssl/certs/nginx-selfsigned.crt;
+    ssl_certificate_key /etc/ssl/private/nginx-selfsigned.key;
+    location / {
+            client_max_body_size 100M; # Max http_upload size
+            proxy_pass http://127.0.0.1:5000;
             proxy_set_header X-Real-IP $remote_addr;
         }
 }
+# VLC server
 server {
-    listen 80;
-    server_name example.com;
-    return 302 https://$server_name$request_uri;
+    listen 8887 ssl;
+    ssl_certificate /etc/ssl/certs/nginx-selfsigned.crt;
+    ssl_certificate_key /etc/ssl/private/nginx-selfsigned.key;
+    location / {
+            proxy_pass http://127.0.0.1:5001;
+            proxy_set_header X-Real-IP $remote_addr;
+    }
 }
 
+
+```
+
+openssl :
+
+```
+openssl req -new -newkey rsa:4096 -days 1825 -nodes -x509 -subj "/C=/ST=Denial/L=/O=/CN=10.42.0.135" -addext "subjectAltName=10.42.0.135" -keyout "/etc/ssl/private/nginx-selfsigned.key" -out "/etc/ssl/certs/nginx-selfsigned.crt"
 ```
 
 #### Fix nginx startup fail if /var/log/nginx doesn't exists
diff --git a/requirements.txt b/requirements.txt
index f55289f..389e227 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,3 +1,3 @@
 flask
 waitress
-toml
+toml
\ No newline at end of file