3 dscp priority – PLANET FGSW-2840 User Manual
Page 166
User’s Manual of FGSW-2840 / FGSW-4840S
4.7.1.3 DSCP Priority
This page provides 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; the
screen in
Figure 4-7-10
appears.
Figure 4-7-10:
DSCP Priority Config Page Screenshot
The page includes the following fields:
Object
Description
DSCP Priority Config
DSCP Priority
Select Enable or Disable DSCP Priority.
Priority Level
Indicates the priority determined by the DS region of IP datagram. It ranges from 0
to 63.
DSCP
Priority Level
Indicates the priority level the packets with tag are mapped to. The priority levels
are labeled as TC0, TC1, TC2 and TC3.
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