diff --git a/Setup.md b/Setup.md
index 76d3c72..cf9f6b4 100644
--- a/Setup.md
+++ b/Setup.md
@@ -88,9 +88,24 @@ FYI: dev will work without ssl, in production server nginx will manage ssl as a
     git clone https://gitea.ndda.fr/apxtrib/apxtrib.git
     cd apxtrib
     yarn install
-    yarn setup
+    yarn setup // open in your browser http://adminapx to finish the setup
     
 ```
+
+In dev we use the same machine to host and to dev so check you have in /etc/hosts this line
+```
+127.0.0.1  adminapx
+```
+In production check your public dns are well redirect to public IP's of the server. Open any terminal and check this command answer properly with your public IP
+```
+ping dns 
+```
+Then check your firewall or router that a NAT exist and redirect the traffic on port 80 and 443 to your local IP server. To identify local IP of your server open a terminal in your server
+```
+ip a
+```
+Will show you the IP of your machine. Then depending of tou internet provider open your firewall.  
+
 **if you run for the 1st time then you need to set properly ~/workspace/apxtrib/nationchains/www/adminapx/townconf.json **
 
 ```
@@ -122,7 +137,7 @@ $ sudo systemctl restart nginx
 $ yarn dev # to test or dev<br>
 $ yarn unittest # to run unittesting
 
-Open your browser in http://dns then you are in your unchain town's interface as dev  
+Open your browser in http://adminapx then you are in your unchain town's interface as dev  
 
 ```
 
@@ -135,7 +150,7 @@ git clone https://gitea.ndda.fr/apxtrib/apxtrib.wiki.git
 
 ### For production
 
-As for dev, check your http://den answer correctly in your browser
+As for dev, check your http://dsn answer correctly in your browser
 
 **install certbot of let's encrypt for https within nginx conf**