Go to the Proxy Configuration, Proxy Settings form.
Check the boxes to indicate those protocols for which your server is to
provide proxy functioning.
HTTP
FTP
Gopher
SSL Tunneling
Fill in the following fields:
Proxy buffer size and unit of measure
Proxy access log
Click Submit to update your server with the changes you made to the form or
Click Reset to return to the values that were on the
form before you made the changes.