diff --git a/README.md b/README.md
index eb28401..de4f1ef 100644
--- a/README.md
+++ b/README.md
@@ -14,7 +14,7 @@ script which permit to launch easily some virtual machines via qemu
 
 ## Functionnality:
 
-- use of config files [not fully ok]
+- use of config files [~ok]
 - start,create vm reading the config file [ok]
 - delete all data related to a vm [ok]
 - create a backup or being able to recall the bacup [ok - have to be improved]
@@ -22,18 +22,16 @@ script which permit to launch easily some virtual machines via qemu
 - list all vm already configured [ok]
 - print help of version number [ok]
 - support options to overrides the config file [ok]
-- can support launching vm in uefi mode [ok] (doesn't support automatic add of uefi in conf file.)
+- can support launching vm in uefi mode [ok]
 - take option create_disk to know what disk to use when creating a vm. [ok]
-- compatible to an extensive network configuration [~ok] (don't work with conf file, and no possibility to bridge over an existing interface.)
+- compatible to an extensive network configuration [ok, just need the script to create the network. ethernet_restraint/no_restreint can be used while waiting for this script to appear.]
 
 ### Next changes to come
 - put the path of the creation disk on the config file
 - add vnc support
-- add an option -ng, --nographic with it's parametters assiciated.
-- majors changes in setup_bridges.sh, it will be from this point called 
-- Do again the readme
+- read from $XDG_CONFIG_DIR/vm_start/conf, or if it not exist, from ~/.config/vm_start/conf.
+- improve the create_disk mecanism, and the init_cdrom in a load command.
 
-```setup_bridges 'bridge_name' add|rm [--ip=<ip> | --imaster=<interface_master>] ```
 
 
 
@@ -55,29 +53,3 @@ you can of course add options like --uefi to tun in uefi mode, or --nproc=<nb_pr
 
 If you go to the conf folder created the first time you launch the script, you will find all configured variables for each of your vm.
 
-### to connect two vm on different networks at a gateway nat.
-
-first, run the script set-tap.sh to create two bridges.
-```
-setup_bridge.sh --addbridge=br0
-setup_bridge.sh --addbridge=br1
-```
-
-after that change the mac address of all vm in conf folder.
-
-```
-vm-1 from 00:00:00:00:00:00 to 00:00:00:00:00:01
-vm-2 from 00:00:00:00:00:00 to 00:00:00:00:00:02
-```
-and start the gateway and the vms after.
-
-```
-vm-start.sh gateway start --net=br:br0 --net=br:br1 --net=nat:id01
-vm-start.sh vm-1 start --net=br:br0
-vm-start.sh vm-2 start --net=br:br1
-```
-
-And that's it, your three vm are now connected. You just have now to do some configurations on thoses vms.
-
-
-
diff --git a/network_control.sh b/network_control.sh
new file mode 100755
index 0000000..09080a7
--- /dev/null
+++ b/network_control.sh
@@ -0,0 +1,33 @@
+
+# Script which control the network. Make the bridge, veth, dummy, brx alone without any help.
+
+version="0.0.1"
+usage="USAGE
+    $(basename $0) [PARAMETTER] [COMMAND NAME]
+
+DESCRIPTION
+    Setup the bridge interfaces for a vm.
+
+    Take it's config files from:
+    - \$XDG_CONFIG_HOME/vm_start/conf
+
+    In case \$XDG_CONFIG_HOME doesn't exists
+    - ~/.config/vm_start/conf
+
+PARAMETTER
+    -h, --help      Print this help message and quit
+    -v, --version   Print the installed version of $(basename $0) and quit
+
+NAME
+    Is the name of the vm to open
+
+COMMAND
+    active          Active the internet network of the vm
+    desactive       desactive the internet network of the vm
+    desactive-all   desactive all vms previously loaded
+
+"
+
+echo "$usage"
+
+
diff --git a/vm-start.sh b/vm-start.sh
index f7f2750..d97046a 100755
--- a/vm-start.sh
+++ b/vm-start.sh
@@ -4,7 +4,7 @@
 #RESULT_POSSIBLE=("init","list","start","start_backup","create","backup","restore","suppr")
 
 # Constante d'éxecutions.
-Version="0.7.0"
+Version="0.7.1"
 USAGE="vm-start [PARAMETTER] [ NAME COMMAND [OPTION] ]
 
 Script to manage virtual machine easily.
@@ -55,6 +55,12 @@ OPTION="-display gtk,gl=on,show-cursor=on,show-menubar=off \
     -usbdevice tablet \
     -daemonize"
 
+
+option_graphical="-display sdl,gl=on,show-cursor=on \
+    -device virtio-vga-gl \
+    -usbdevice tablet \
+    -daemonize"
+
         # other options choices
         #
     #-display gtk,show-menubar=off,gl=on,show-cursor=on,zoom-to-fit=on \
@@ -93,14 +99,18 @@ INIT() {
 
     mkdir -p conf
     cat << EOF > "conf/$NAME-vm_var.sh"
+init_version=${Version}
 NAME="${NAME}"
 VMHOSTNAME="\${NAME}-vm"
 VMDRIVE="\${VMHOSTNAME}.cow"
 NPROC="${NPROC}"
 MEMORY="${MEMORY}"
-FORWARD="${FORWARD}"
 LOCATION="\${NAME}-sandbox"
+UEFI="no"
+FORWARD="${FORWARD}"
 mac="00:00:00:00:00:00"
+net=""
+driver="virtio-net"
 EOF
     chmod +x "conf/$NAME-vm_var.sh"