3Com 2928 User Guide - Page 485

Figure 2-21 The page for configuring priority mapping tables Table 2-18 describes the configuration items of configuring priority mapping tables. Table 2-21 Configuration items of configuring priority mapping tables Item Mapping Type Input Priority Value Output Priority Value Restore Description Select the priority mapping table to be configured, which can be CoS to DSCP, CoS to Queue, DSCP to CoS, DSCP to DSCP, or DSCP to Queue. For example, select DSCP to DSCP mapping type to enter the page shown in Table 2-22. Set the output priority value for an input priority value. Click Restore to display the default settings of the current priority mapping table on the page. To restore the priority mapping table to the default, click Apply. Figure 2-22 The page for configuring DSCP to DSCP mapping table Return to Priority mapping table configuration task list. Configuring Priority Trust Mode on a Port Select QoS > Port Priority from the navigation tree to enter the page shown in Figure 2-23. Click the icon corresponding to a port to enter the page shown in Figure 2-24. 2-25