you want to invoke the QoS traffic rule.
Destination Port:
Type in the destination port for the traffic rule. The range is from 0 to 65535.
Traffic Priority:
There are three options – Low, Medium, and High that you can choose. It decides the order of each data transmitted through this device.
IP Precedence:
The number you choose here decides the type of the IP address processed. No change is the default setting.
IP type of Service:
The system provides some types of service for you to choose. The meaning of each type is the same as the denotation. The default one is No change.
After you click Apply, the new QoS setting will be shown on the graphic as the right side. To delete the one you set, simply click the check button below Delete item and click Delete button.
Port Mapping
This page allows you to configure various port mapping groups which contains specific Internet connections and LAN ports. All the user data can be only transmitted and received among the interfaces in the groups that you specified in this page.