The Network tab pane is a tab pane for setting the menu address for FTP and setting the proxy server.
Forwarding section
Mail Address: Register the mail address to be used for Anonymous FTP.
Proxy Server Section
Host Name: Specify the server name of the proxy server.
Port: Specify the port number of the proxy server.
User Name: Specify the login user name to the proxy server.
Password: Specify the login password to the proxy server.
"Apply": Applies the entered parameters.
"Close": Closes the dialog without applying the parameters you entered.