SMC Networks SMC7004WBR, Руководство пользователя

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4.7 Special AP
Some applications require multiple connections, such as Internet games, video
conferencing, Internet telephony, etc.. Due to the firewall function, these applications
cannot work with a pure NAT router. Special Applications enables some of these
applications to work with an NAT router. If Special Applications is insufficient to allow an
application to function correctly, try DMZ host in the Misc. Items options.
1. Trigger : the outbound port number the application issued first.
2. Incoming Ports : when the trigger packet is detected, the inbound packets directed to
the specified port numbers are allowed to pass the firewall.
This product provides some predefined settings in the gray pad on the bottom of the web
page. Choose the Popular application and click Copy to copy the predefined setting.
Note:Only one PC can use each Special Application tunnel at any time.