User's Manual

Advanced Features

Figure 40: Virtual Servers Screen

This screen lists a number of pre-defined Servers, and allows you to define your own Servers.

Details of the selected Server are shown in the "Properties" area.

Data - Virtual Servers Screen

Servers

Servers This lists a number of pre-defined Servers, plus any Servers you

have defined. Details of the selected Server are shown in the "Prop-

erties" area.

Properties

Enable Use this to Enable or Disable support for this Server, as required.

• If Enabled, any incoming connections will be forwarded to the

selected PC.

• If Disabled, any incoming connection attempts will be blocked.

PC (Server) Select the PC for this Server. The PC must be running the appropri-

ate Server software.

Protocol Select the protocol (TCP or UDP) used by the Server.

Internal Ports Enter the range of port numbers which the Server software is con-

figured to use. If only 1 port number is required, enter it in both the

start and finish fields.

External Ports The port numbers used by Internet users when connecting to the

Server. These are normally the same as the Internal Port Numbers. If

it is different, this device will perform a "mapping" or "translation"

function, allowing the server to use one port address, while clients

use a different port address.

Buttons

Defaults This will delete any Servers you have defined, and set the pre-

defined Servers to use their default port numbers.