
The Port Forwarding Screen
The Port Forwarding Screen
The Port Forwarding screen is reached by the Port Forwarding link. The following is a sample screen.
Figure 25. The Port Forwarding Screen
This screen lists a number of 
Service
| Service | Lists a number of  | 
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 | the Properties area. | 
| Properties | 
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| Enable | Enables/Disables Port Forwarding for this service, as required. | 
| PC (Server) | Selects the computer to be used as the server for this service. The computer must be running the | 
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 | appropriate Server software. | 
| My PC is not listed | If the computer uses a fixed IP address, and is not in the list, click here and add it using the PC Database | 
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 | menu option. | 
| Protocol | Selects the protocol (TCP, UDP or TCP/UDP) used by the service. | 
| Internal (LAN) | Enter the range of port numbers that the server software is configured to use. | 
| Ports | 
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| External (WAN) | Traffic from the Internet using this range of port numbers will be sent to the selected server. These ports | 
| Ports | are normally the same as the internal port numbers. If they are different, this computer will perform a | 
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 | mapping or translation function, allowing the server to use a different port range to the clients. Using | 
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 | this feature allows the server to distinguish traffic from the WAN from traffic on the local LAN by | 
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 | using the port number, rather than having to check IP addresses. | 
| Buttons: | 
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| Defaults | Deletes any  | 
| Disable All | Causes the Enable setting of all entries to be set Off. | 
| Delete | Deletes the current server entry. Note that the  | 
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 | that are  | 
| Clear Form | Clears all data from the Properties area. | 
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