![Critical error: Unable to establish a connection with the server. Could not connect to net.tcp://servername:15600/Afs. (143180) Critical error: Unable to establish a connection with the server. Could not connect to net.tcp://servername:15600/Afs. (143180)](https://prod-support-images-cfm.s3.amazonaws.com/KB_1-10D7TV7_FWinboundrule.png)
Critical error: Unable to establish a connection with the server. Could not connect to net.tcp://servername:15600/Afs. (143180)
12319 (Critical error: Could not connect to server- after connecting and trying to transfer files.) – FileZilla
![Critical error: Could not connect to server when FTP to an Azure App Service | The Best C# Programmer In The World - Benjamin Perkins Critical error: Could not connect to server when FTP to an Azure App Service | The Best C# Programmer In The World - Benjamin Perkins](https://www.thebestcsharpprogrammerintheworld.com/wp-content/uploads/2020/07/image_thumb-738.png)
Critical error: Could not connect to server when FTP to an Azure App Service | The Best C# Programmer In The World - Benjamin Perkins
12319 (Critical error: Could not connect to server- after connecting and trying to transfer files.) – FileZilla
![Critical error: Could not connect to server when FTP to an Azure App Service | The Best C# Programmer In The World - Benjamin Perkins Critical error: Could not connect to server when FTP to an Azure App Service | The Best C# Programmer In The World - Benjamin Perkins](https://www.thebestcsharpprogrammerintheworld.com/wp-content/uploads/2020/07/image_thumb-739.png)