How can I setup a SSL VPN tunnel in the SG-500?

Please follow these steps or you could check the user's manual on page 247.
1. Enable Web VPN in the SSL VPN / Setting.

2. Enable TCP port 443 in the Interface / WAN / HTTPS.

3. Enter the WAN IP/sslvpn or WAN IP/webvpn in the Web browser. For example, enter http://210.66.155.90/sslvpn or http://210.66.155.90/webvpn.

4. Click "Yes".

After setup these steps, you will see a successful page. Then you can connect with your SG-500 by using a SSL VPN tunnel.