D-Link DGS-3120-24TC Product Manual - Page 151

DSCP, DSCP Trust Settings

Page 151 highlights

xStack® DGS-3120 Series Managed Switch Web UI Reference Guide NOTE: Traffic Control cannot be implemented on ports that are set for Link Aggregation (Port Trunking). NOTE: Ports that are in the Shutdown Forever mode will be seen as Discarding in Spanning Tree windows and implementations though these ports will still be forwarding BPDUs to the Switch's CPU. NOTE: Ports that are in Shutdown Forever mode will be seen as link down in all windows and screens until the user recovers these ports. NOTE: The minimum granularity of storm control on a GE port is 1pps. DSCP DSCP Trust Settings This page is to configure the DSCP trust state of ports. When ports are under the DSCP trust mode, the switch will insert the priority tag to untagged packets by using the DSCP Map settings instead of the default port priority. To view the following window, click QoS > DSCP > DSCP Trust Settings, as show below: Figure 6-7 DSCP Trust Settings window The fields that can be configured are described below: 143

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xStack® DGS-3120 Series Managed Switch Web UI Reference Guide
143
NOTE:
Traffic Control cannot be implemented on ports that are set for Link Aggregation (Port
Trunking).
NOTE:
Ports that are in the Shutdown Forever mode will be seen as Discarding in Spanning Tree
windows and implementations though these ports will still be forwarding BPDUs to the Switch’s
CPU.
NOTE:
Ports that are in Shutdown Forever mode will be seen as link down in all windows and screens
until the user recovers these ports.
NOTE:
The minimum granularity of storm control on a GE port is 1pps.
DSCP
DSCP Trust Settings
This page is to configure the DSCP trust state of ports. When ports are under the DSCP trust mode, the switch will
insert the priority tag to untagged packets by using the DSCP Map settings instead of the default port priority.
To view the following window, click
QoS > DSCP > DSCP Trust Settings
, as show below:
Figure 6–7 DSCP Trust Settings window
The fields that can be configured are described below: