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SSL VPN
Port Forwarding
The Port Forwarding window allows you to detect and reroute data sent by remote users to the SSL VPN gateway to predefined applications running on private networks.
List of Configured Applications for Port Forwarding
This table contains a list of Local Server IP addresses and their respective TCP Port Numbers that have been configured for port forwarding.
Click delete to remove a configured application from the list.
Add New Application for Port Forwarding
To enable port forwarding, the internal host machines and TCP applications available to remote users must be defined and present in the table above. Enter the Local Server IP address and TCP Port for a new application to add to the list.

Clicking Add will add the IP address and TCP port number to the table above.
List of Configured Host Names for Port Forwarding
To allow users to access the private network servers by using a hostname instead of an IP address, the list of Fully Qualified Domain Names and corresponding Local Server IP Addresses must be in this table.
Click delete to remove a configured application from the list.
Add New Host Name for Port Forwarding
Enter the Local Server IP Address – this address should already be in the List of Configured Applications for Port Forwarding table at the top of the page. The domain name of the internal server should be specified in the Fully Qualified Domain Name field.
Clicking Add will add the IP address and fully qualified domain name to the table above.
Common Applications and Corresponding TCP Port Numbers.
 
TCP Application Port Number
FTP Data (usually not needed) 20
FTP Control Protocol 21
SSH 22
Telnet 23
SMTP (send mail) 25
HTTP (web) 80
POP3 (receive mail) 110
NTP (network time protocol) 123
Citrix 1494
Terminal Services 3389
VNC (virtual network computing) 5900 or 5800
 

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