ZyXEL Communications AAM1212-51, User Manual

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AAM1212-51/53 Series User’s Guide
Chapter 29 DSCP 205
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H A P T E R
29
DSCP
This chapter shows you how to set up DSCP on each port and how to convert DSCP values to
IEEE 802.1p values.
29.1 DSCP Overview
DiffServ Code Point (DSCP) is a field used for packet classification on DiffServ networks.
The higher the value, the higher the priority. Lower-priority packets may be dropped if the
total traffic exceeds the capacity of the network.
29.2 DSCP Setup Screen
Use this screen to activate or deactivate DSCP on each port. To open this screen, click
Advanced Application , DSCP .
Figure 106 DSCP Setup
The following table describes the labels in this screen.
Table 65 DSCP Setup
LABEL DESCRIPTION
DSCP Map Click DSCP Map to open the screen where you can set up the mapping between
source DSCP priority and IEEE 802.1p priority (see Section 29.3 on page 206 ).
Port This field displays each port number.
Active This field displays whether DSCP is active (“V”) or inactive (“-”) on this port.
Select Select this, and click Active or Inactive to enable or disable the DSCP on this
port.