TP-Link TL-SL2218 TL-SL2218 V1 User Guide - Page 102
DSCP Priority, 1P Priority Config, Priority Level, Schedule Mode, Configuration Procedure
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¾ 802.1P Priority Config 802.1P Priority: Select Enable/Disable 802.1P Priority. ¾ Priority Level Tag-id/CoS-id: Queue TC-id: Indicates the precedence level defined by IEEE802.1P and the CoS ID Indicates the priority level of egress queue the packets with tag and CoS-id are mapped to. The priority levels of egress queue are labeled as TC0, TC1, TC2 and TC3 Note: To complete QoS function configuration, you have to go to the Schedule Mode page to select a schedule mode after the configuration is finished on this page. Configuration Procedure: Step Operation Description 1 Log on to the 802.1P Priority 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 8021.1P 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. 95