diff --git a/doc/install.md b/doc/install.md
index 4e273dd15e1b9a6879e35090699747498eb5871e..df9b03f17bf741d765597985e83ccd24d3678175 100644
--- a/doc/install.md
+++ b/doc/install.md
@@ -12,6 +12,8 @@ sudo apt install net-tools
 sudo apt install openssh-server
 ```
 
+Configure the network as bridged network.
+
 
 ## Installing Required Software on a Virtual Machine or an Ordinary Computer