TP-Link TL-SL2452 TL-SL2452 V1 User Guide 1910010972 - Page 108
DSCP Priority
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Configuration Procedure: Step Operation Description 1 Log on to the 802.1P/CoS Mapping page 2 Enable 802.1P priority Required. By default, the 802.1P priority function is function disabled. 3 Map the 802.1P priority tag to Required. Select 802.1P priority tag and the the priority level corresponding priority level. 4 Select a schedule mode Required. Log on to the Schedule Mode page to select a schedule mode. 9.1.3 DSCP Priority On this page you can configure DSCP priority. DSCP (DiffServ Code Point) is a new definition to IP ToS field given by IEEE. This field is used to divide IP datagram into 64 priorities. When DSCP Priority is enabled, IP datagram are mapped to different priority levels based on DSCP priority mode; non-IP datagram with 802.1Q tag are mapped to different priority levels based on 802.1P priority mode if 802.1P Priority mode is enabled; the untagged non-IP datagram are mapped based on port priority mode. Choose the menu QoS→DiffServ→DSCP Priority to load the following page. Figure 9-8 DSCP Priority The following entries are displayed on this screen: DSCP Priority Config DSCP Priority: Select Enable or Disable DSCP Priority. 101