- Find the web.config file for the web application
- Backup web.config and then open the file in notepad
- Append the <defaultProxy> tag to include the proxy details
- Substitute http://proxy:80/ with your proxy address and port
- Save the web.config file
e.g.
C:\Inetpub\wwwroot\wss\VirtualDirectories\443
<system.net>
<defaultProxy>
<proxy usesystemdefault=”false” proxyaddress=”http://proxy:80/” bypassonlocal=”true” />
</defaultProxy>
</system.net>