How do I connect from behind a Firewall?

In order to connect to our servers from behind a Firewall please ensure that the following ports are open:

• For our Download version: 701, 4095, 4096, 7100, 7200, 7500, 8500 and 8520.
• For the No Download version: 21, 25, 110, 80, 443, 8084 and 8085.