CTC Union GW-632FW, Руководство пользователя

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Enter the Start Internal Port # and End Internal Port # that may use different port
# to secure the service. If you use the same port # as external port # , please
leave Internal Port # as blank.
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Click Apply/Save
Port Triggering
The feature is similar to the virtual server, but provides a more secure way to provide
your device. It opens up the port hole temporary and allows CPE in LAN to establish a
connection with remote parties. Those ports are open only if a specified request from
a PC in LAN is received, and then the device allows the remote parties to access to
establish a connection with that PC in LAN.
Figure 30: Port Triggering Setup
Click Add to add a rule of port triggering.
Figure 31: Add a Rule Of Port Triggering