Is there any way for an App.config file to reference another full config file? (.NET) -

Update: This question was re-entered, including the title, see history for details

I know that the following app.config contains an external file:

   & Lt; System.net & gt; & Lt; ConnectionManagement & gt; & Lt; Add Address = "*" Maximum Connection = "50" /> & Lt; / ConnectionManagement & gt; & Lt; /system.net> & Lt; / Configuration & gt;  

But I do not know how to move system.net to another file. Actually I have not tried to do this, but I'm almost certain that this will not work, and I want to know that an app Another app in terms of config There is no way to include the config file.

I think you can only delete configSource attributes and then App settings and gt; and & lt; Connection settings & gt; element