diff --git a/README.md b/README.md
index 131e4141..f5cc26c8 100644
--- a/README.md
+++ b/README.md
@@ -1,11 +1,11 @@
 - [Summary](https://forge.cloud.silique.fr/stove/rougail-tutorials/src/branch/1.1/README.md)
-- [[tutorial v1.1_022] Putting a variable inside of a family or a sub family](https://forge.cloud.silique.fr/stove/rougail-tutorials/src/commit/v1.1_022/README.md) ([diff](https://forge.cloud.silique.fr/stove/rougail-tutorials/compare/v1.1_022~1..v1.1_022))
+- [[tutorial v1.1_030] A variable with type "domainname"](https://forge.cloud.silique.fr/stove/rougail-tutorials/src/commit/v1.1_030/README.md) ([diff](https://forge.cloud.silique.fr/stove/rougail-tutorials/compare/v1.1_030~1..v1.1_030))
 
-# [tutorial v1.1_030)] A variable with type "domainname"
+# [tutorial v1.1_031)] A variable with type's parameters
 
-[View the diff](https://forge.cloud.silique.fr/stove/rougail-tutorials/compare/v1.1_030~1..v1.1_030)
+[View the diff](https://forge.cloud.silique.fr/stove/rougail-tutorials/compare/v1.1_031~1..v1.1_031)
 
-[Read the documentation](https://pedago.gwenaelremond.fr/bribes/rougail/tutorial/disabled.html#a-variable-with-type-"domainname")
+[Read the documentation](https://pedago.gwenaelremond.fr/bribes/rougail/tutorial/disabled.html#a-variable-with-type's-parameters)
 
 
 ## Screenshot
@@ -31,7 +31,7 @@ pip install rougail-cli rougail-output-exporter rougail-output-doc rougail-user-
 Then switch to the tutorial page:
 
 ```shell
-git switch --detach v1.1_030
+git switch --detach v1.1_031
 ```
 
 ## Structure
@@ -39,10 +39,10 @@ git switch --detach v1.1_030
 
 
 <p>
-<a href="https://forge.cloud.silique.fr/stove/rougail-tutorials/src/commit/v1.1_030/./">.</a><br/>
-	└── <a href="https://forge.cloud.silique.fr/stove/rougail-tutorials/src/commit/v1.1_030/./firefox/">firefox</a><br/>
-	    ├── <a href="https://forge.cloud.silique.fr/stove/rougail-tutorials/src/commit/v1.1_030/./firefox/00-proxy.yml">00-proxy.yml</a><br/>
-	    └── <a href="https://forge.cloud.silique.fr/stove/rougail-tutorials/src/commit/v1.1_030/./firefox/10-manual.yml">10-manual.yml</a><br/>
+<a href="https://forge.cloud.silique.fr/stove/rougail-tutorials/src/commit/v1.1_031/./">.</a><br/>
+	└── <a href="https://forge.cloud.silique.fr/stove/rougail-tutorials/src/commit/v1.1_031/./firefox/">firefox</a><br/>
+	    ├── <a href="https://forge.cloud.silique.fr/stove/rougail-tutorials/src/commit/v1.1_031/./firefox/00-proxy.yml">00-proxy.yml</a><br/>
+	    └── <a href="https://forge.cloud.silique.fr/stove/rougail-tutorials/src/commit/v1.1_031/./firefox/10-manual.yml">10-manual.yml</a><br/>
 <br/><br/></p>
 
 Contents of the firefox/10-manual.yml file
@@ -59,6 +59,8 @@ manual:  # Manual proxy configuration
     address:
       description: HTTP address
       type: domainname
+      params:
+        allow_ip: true
 ...
 
 ```
@@ -85,7 +87,7 @@ rougail -m firefox/ -o doc
 
 | Variable&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;   | Description&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;   |
 |------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|
-| **manual.http_proxy.address**<br/>[`domainname`](https://rougail.readthedocs.io/en/latest/variable.html#variables-types) `mandatory`                                                                                                                                                                                                                                                                                                                                                                                                                                         | HTTP address.                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                 |
+| **manual.http_proxy.address**<br/>[`domainname`](https://rougail.readthedocs.io/en/latest/variable.html#variables-types) `mandatory`                                                                                                                                                                                                                                                                                                                                                                                                                                         | HTTP address.<br/>**Validator**: the domain name can be an IP                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                 |
 
 ### Let's generate the changelog
 
@@ -94,111 +96,11 @@ rougail -m firefox/ -o doc --doc.contents changelog
 ```
 #### Modified variable
 
-| Variable&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;   | Description&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;   |
-|------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|
-| **manual.http_proxy.address**<br/>~~`string`~~ [<ins>`domainname`</ins>](https://rougail.readthedocs.io/en/latest/variable.html#variables-types) `mandatory`                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                 | HTTP address.                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                 |
+| Variable&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;   | Description&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;   |
+|------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|
+| **manual.http_proxy.address**<br/>[`domainname`](https://rougail.readthedocs.io/en/latest/variable.html#variables-types) `mandatory`                                                                                                                                                                                                                                                                                                                                                                                                                                         | HTTP address.<br/>**Validator**: <ins>the domain name can be an IP</ins>                                                                                                                                                                                                                                                                                                                                                                                                                                                                                      |
 
 
-## User datas
-
-### Example 1
-
-#### config/01/config.yml
 
 
-```yml
----
-manual:
-  http_proxy:
-    address: example.net
-```
-#### Output
-
-```shell
-rougail -m firefox/ -u yaml -yf config/01/config.yml
-```
-<pre>╭──────── Caption ────────╮
-│ Variable <span style="color: #ffd700">Default value</span>  │
-│          Modified value │
-╰─────────────────────────╯
-Variables:
-<span style="color: #5c5cff">┣━━ </span>📓 Configure Proxy Access to the Internet: <span style="color: #ffd700">No proxy</span>
-<span style="color: #5c5cff">┗━━ </span>📂 Manual proxy configuration
-<span style="color: #5c5cff">    </span><span style="color: #5c5cff">┗━━ </span>📂 HTTP Proxy
-<span style="color: #5c5cff">    </span><span style="color: #5c5cff">    </span><span style="color: #5c5cff">┗━━ </span>📓 HTTP address: example.net ◀ loaded from the YAML file "config/01/config.yml"
-</pre>
-### Example 2
-
-#### config/02/config.yml
-
-
-```yml
----
-manual:
-  http_proxy:
-    address: 192.168.0.1
-```
-#### Output
-
-```shell
-rougail -m firefox/ -u yaml -yf config/02/config.yml
-```
-<pre><span style="font-weight: bold; color: #ffff00">🔔 WARNINGS</span>
-<span style="color: #ffff00">┗━━ </span>the value "192.168.0.1" is an invalid domain name for "manual.http_proxy.address" (HTTP address), must not be an IP, it will be ignored when loading from the YAML file "config/02/config.yml"
-<span style="font-weight: bold; color: #ff0000">🛑 ERRORS</span>
-<span style="color: #ff0000">┗━━ </span>The following variables are mandatory but have no value:
-<span style="color: #ff0000">    </span><span style="color: #ff0000">┗━━ </span>Manual proxy configuration
-<span style="color: #ff0000">    </span><span style="color: #ff0000">    </span><span style="color: #ff0000">┗━━ </span>HTTP Proxy
-<span style="color: #ff0000">    </span><span style="color: #ff0000">    </span><span style="color: #ff0000">    </span><span style="color: #ff0000">┗━━ </span>HTTP address
-</pre>
-#### Output when invalid user datas is an error
-
-```shell
-rougail -m firefox/ -u yaml -yf config/02/config.yml --cli.invalid_user_datas_error
-```
-<pre><span style="font-weight: bold; color: #ff0000">🛑 ERRORS</span>
-<span style="color: #ff0000">┣━━ </span>the value "192.168.0.1" is an invalid domain name for "manual.http_proxy.address" (HTTP address), must not be an IP, it will be ignored when loading from the YAML file "config/02/config.yml"
-<span style="color: #ff0000">┗━━ </span>The following variables are mandatory but have no value:
-<span style="color: #ff0000">    </span><span style="color: #ff0000">┗━━ </span>Manual proxy configuration
-<span style="color: #ff0000">    </span><span style="color: #ff0000">    </span><span style="color: #ff0000">┗━━ </span>HTTP Proxy
-<span style="color: #ff0000">    </span><span style="color: #ff0000">    </span><span style="color: #ff0000">    </span><span style="color: #ff0000">┗━━ </span>HTTP address
-</pre>
-### Example 3
-
-#### config/03/config.yml
-
-
-```yml
----
-manual:
-  http_proxy:
-    address: not a valid domain name
-```
-#### Output
-
-```shell
-rougail -m firefox/ -u yaml -yf config/03/config.yml
-```
-<pre><span style="font-weight: bold; color: #ffff00">🔔 WARNINGS</span>
-<span style="color: #ffff00">┗━━ </span>the value "not a valid domain name" is an invalid domain name for "manual.http_proxy.address" (HTTP address), must have dot, it will be ignored when loading from the YAML file "config/03/config.yml"
-<span style="font-weight: bold; color: #ff0000">🛑 ERRORS</span>
-<span style="color: #ff0000">┗━━ </span>The following variables are mandatory but have no value:
-<span style="color: #ff0000">    </span><span style="color: #ff0000">┗━━ </span>Manual proxy configuration
-<span style="color: #ff0000">    </span><span style="color: #ff0000">    </span><span style="color: #ff0000">┗━━ </span>HTTP Proxy
-<span style="color: #ff0000">    </span><span style="color: #ff0000">    </span><span style="color: #ff0000">    </span><span style="color: #ff0000">┗━━ </span>HTTP address
-</pre>
-#### Output when invalid user datas is an error
-
-```shell
-rougail -m firefox/ -u yaml -yf config/03/config.yml --cli.invalid_user_datas_error
-```
-<pre><span style="font-weight: bold; color: #ff0000">🛑 ERRORS</span>
-<span style="color: #ff0000">┣━━ </span>the value "not a valid domain name" is an invalid domain name for "manual.http_proxy.address" (HTTP address), must have dot, it will be ignored when loading from the YAML file "config/03/config.yml"
-<span style="color: #ff0000">┗━━ </span>The following variables are mandatory but have no value:
-<span style="color: #ff0000">    </span><span style="color: #ff0000">┗━━ </span>Manual proxy configuration
-<span style="color: #ff0000">    </span><span style="color: #ff0000">    </span><span style="color: #ff0000">┗━━ </span>HTTP Proxy
-<span style="color: #ff0000">    </span><span style="color: #ff0000">    </span><span style="color: #ff0000">    </span><span style="color: #ff0000">┗━━ </span>HTTP address
-</pre>
-
-
-- [[tutorial v1.1_031] A variable with type's parameters](https://forge.cloud.silique.fr/stove/rougail-tutorials/src/commit/v1.1_031/README.md) ([diff](https://forge.cloud.silique.fr/stove/rougail-tutorials/compare/v1.1_031~1..v1.1_031))
+- [[tutorial v1.1_032] A variable with type "port"](https://forge.cloud.silique.fr/stove/rougail-tutorials/src/commit/v1.1_032/README.md) ([diff](https://forge.cloud.silique.fr/stove/rougail-tutorials/compare/v1.1_032~1..v1.1_032))
diff --git a/config/01/cmd_ro.txt b/config/01/cmd_ro.txt
deleted file mode 100644
index d46f9445..00000000
--- a/config/01/cmd_ro.txt
+++ /dev/null
@@ -1 +0,0 @@
-rougail -m firefox/ -u yaml -yf config/01/config.yml
\ No newline at end of file
diff --git a/config/01/config.yml b/config/01/config.yml
deleted file mode 100644
index 22422a2f..00000000
--- a/config/01/config.yml
+++ /dev/null
@@ -1,4 +0,0 @@
----
-manual:
-  http_proxy:
-    address: example.net
diff --git a/config/01/output_ro.html b/config/01/output_ro.html
deleted file mode 100644
index d298e7b1..00000000
--- a/config/01/output_ro.html
+++ /dev/null
@@ -1,10 +0,0 @@
-<pre>╭──────── Caption ────────╮
-│ Variable <span style="color: #ffd700">Default value</span>  │
-│          Modified value │
-╰─────────────────────────╯
-Variables:
-<span style="color: #5c5cff">┣━━ </span>📓 Configure Proxy Access to the Internet: <span style="color: #ffd700">No proxy</span>
-<span style="color: #5c5cff">┗━━ </span>📂 Manual proxy configuration
-<span style="color: #5c5cff">    </span><span style="color: #5c5cff">┗━━ </span>📂 HTTP Proxy
-<span style="color: #5c5cff">    </span><span style="color: #5c5cff">    </span><span style="color: #5c5cff">┗━━ </span>📓 HTTP address: example.net ◀ loaded from the YAML file "config/01/config.yml"
-</pre>
diff --git a/config/02/cmd_invalid.txt b/config/02/cmd_invalid.txt
deleted file mode 100644
index 0bbf6053..00000000
--- a/config/02/cmd_invalid.txt
+++ /dev/null
@@ -1 +0,0 @@
-rougail -m firefox/ -u yaml -yf config/02/config.yml --cli.invalid_user_datas_error
\ No newline at end of file
diff --git a/config/02/cmd_ro.txt b/config/02/cmd_ro.txt
deleted file mode 100644
index 772ebbef..00000000
--- a/config/02/cmd_ro.txt
+++ /dev/null
@@ -1 +0,0 @@
-rougail -m firefox/ -u yaml -yf config/02/config.yml
\ No newline at end of file
diff --git a/config/02/config.yml b/config/02/config.yml
deleted file mode 100644
index cbc99036..00000000
--- a/config/02/config.yml
+++ /dev/null
@@ -1,4 +0,0 @@
----
-manual:
-  http_proxy:
-    address: 192.168.0.1
diff --git a/config/02/output_invalid.html b/config/02/output_invalid.html
deleted file mode 100644
index 890e867c..00000000
--- a/config/02/output_invalid.html
+++ /dev/null
@@ -1,7 +0,0 @@
-<pre><span style="font-weight: bold; color: #ff0000">🛑 ERRORS</span>
-<span style="color: #ff0000">┣━━ </span>the value "192.168.0.1" is an invalid domain name for "manual.http_proxy.address" (HTTP address), must not be an IP, it will be ignored when loading from the YAML file "config/02/config.yml"
-<span style="color: #ff0000">┗━━ </span>The following variables are mandatory but have no value:
-<span style="color: #ff0000">    </span><span style="color: #ff0000">┗━━ </span>Manual proxy configuration
-<span style="color: #ff0000">    </span><span style="color: #ff0000">    </span><span style="color: #ff0000">┗━━ </span>HTTP Proxy
-<span style="color: #ff0000">    </span><span style="color: #ff0000">    </span><span style="color: #ff0000">    </span><span style="color: #ff0000">┗━━ </span>HTTP address
-</pre>
diff --git a/config/02/output_ro.html b/config/02/output_ro.html
deleted file mode 100644
index 7619b3bb..00000000
--- a/config/02/output_ro.html
+++ /dev/null
@@ -1,8 +0,0 @@
-<pre><span style="font-weight: bold; color: #ffff00">🔔 WARNINGS</span>
-<span style="color: #ffff00">┗━━ </span>the value "192.168.0.1" is an invalid domain name for "manual.http_proxy.address" (HTTP address), must not be an IP, it will be ignored when loading from the YAML file "config/02/config.yml"
-<span style="font-weight: bold; color: #ff0000">🛑 ERRORS</span>
-<span style="color: #ff0000">┗━━ </span>The following variables are mandatory but have no value:
-<span style="color: #ff0000">    </span><span style="color: #ff0000">┗━━ </span>Manual proxy configuration
-<span style="color: #ff0000">    </span><span style="color: #ff0000">    </span><span style="color: #ff0000">┗━━ </span>HTTP Proxy
-<span style="color: #ff0000">    </span><span style="color: #ff0000">    </span><span style="color: #ff0000">    </span><span style="color: #ff0000">┗━━ </span>HTTP address
-</pre>
diff --git a/config/03/cmd_invalid.txt b/config/03/cmd_invalid.txt
deleted file mode 100644
index ffde9149..00000000
--- a/config/03/cmd_invalid.txt
+++ /dev/null
@@ -1 +0,0 @@
-rougail -m firefox/ -u yaml -yf config/03/config.yml --cli.invalid_user_datas_error
\ No newline at end of file
diff --git a/config/03/cmd_ro.txt b/config/03/cmd_ro.txt
deleted file mode 100644
index fc8085eb..00000000
--- a/config/03/cmd_ro.txt
+++ /dev/null
@@ -1 +0,0 @@
-rougail -m firefox/ -u yaml -yf config/03/config.yml
\ No newline at end of file
diff --git a/config/03/config.yml b/config/03/config.yml
deleted file mode 100644
index bdc052ca..00000000
--- a/config/03/config.yml
+++ /dev/null
@@ -1,4 +0,0 @@
----
-manual:
-  http_proxy:
-    address: not a valid domain name
diff --git a/config/03/output_invalid.html b/config/03/output_invalid.html
deleted file mode 100644
index 6dc4278a..00000000
--- a/config/03/output_invalid.html
+++ /dev/null
@@ -1,7 +0,0 @@
-<pre><span style="font-weight: bold; color: #ff0000">🛑 ERRORS</span>
-<span style="color: #ff0000">┣━━ </span>the value "not a valid domain name" is an invalid domain name for "manual.http_proxy.address" (HTTP address), must have dot, it will be ignored when loading from the YAML file "config/03/config.yml"
-<span style="color: #ff0000">┗━━ </span>The following variables are mandatory but have no value:
-<span style="color: #ff0000">    </span><span style="color: #ff0000">┗━━ </span>Manual proxy configuration
-<span style="color: #ff0000">    </span><span style="color: #ff0000">    </span><span style="color: #ff0000">┗━━ </span>HTTP Proxy
-<span style="color: #ff0000">    </span><span style="color: #ff0000">    </span><span style="color: #ff0000">    </span><span style="color: #ff0000">┗━━ </span>HTTP address
-</pre>
diff --git a/config/03/output_ro.html b/config/03/output_ro.html
deleted file mode 100644
index 00845602..00000000
--- a/config/03/output_ro.html
+++ /dev/null
@@ -1,8 +0,0 @@
-<pre><span style="font-weight: bold; color: #ffff00">🔔 WARNINGS</span>
-<span style="color: #ffff00">┗━━ </span>the value "not a valid domain name" is an invalid domain name for "manual.http_proxy.address" (HTTP address), must have dot, it will be ignored when loading from the YAML file "config/03/config.yml"
-<span style="font-weight: bold; color: #ff0000">🛑 ERRORS</span>
-<span style="color: #ff0000">┗━━ </span>The following variables are mandatory but have no value:
-<span style="color: #ff0000">    </span><span style="color: #ff0000">┗━━ </span>Manual proxy configuration
-<span style="color: #ff0000">    </span><span style="color: #ff0000">    </span><span style="color: #ff0000">┗━━ </span>HTTP Proxy
-<span style="color: #ff0000">    </span><span style="color: #ff0000">    </span><span style="color: #ff0000">    </span><span style="color: #ff0000">┗━━ </span>HTTP address
-</pre>
diff --git a/tree.html b/tree.html
index ad160607..f3ac9c54 100644
--- a/tree.html
+++ b/tree.html
@@ -25,10 +25,10 @@
 </head>
 <body>
 	<h1>Directory Tree</h1><p>
-	<a href="https://forge.cloud.silique.fr/stove/rougail-tutorials/src/commit/v1.1_030/./">.</a><br>
-	└── <a href="https://forge.cloud.silique.fr/stove/rougail-tutorials/src/commit/v1.1_030/./firefox/">firefox</a><br>
-	&nbsp;&nbsp;&nbsp; ├── <a href="https://forge.cloud.silique.fr/stove/rougail-tutorials/src/commit/v1.1_030/./firefox/00-proxy.yml">00-proxy.yml</a><br>
-	&nbsp;&nbsp;&nbsp; └── <a href="https://forge.cloud.silique.fr/stove/rougail-tutorials/src/commit/v1.1_030/./firefox/10-manual.yml">10-manual.yml</a><br>
+	<a href="https://forge.cloud.silique.fr/stove/rougail-tutorials/src/commit/v1.1_031/./">.</a><br>
+	└── <a href="https://forge.cloud.silique.fr/stove/rougail-tutorials/src/commit/v1.1_031/./firefox/">firefox</a><br>
+	&nbsp;&nbsp;&nbsp; ├── <a href="https://forge.cloud.silique.fr/stove/rougail-tutorials/src/commit/v1.1_031/./firefox/00-proxy.yml">00-proxy.yml</a><br>
+	&nbsp;&nbsp;&nbsp; └── <a href="https://forge.cloud.silique.fr/stove/rougail-tutorials/src/commit/v1.1_031/./firefox/10-manual.yml">10-manual.yml</a><br>
 <br><br><p>
 
 2 directories, 2 files