: Click to save changes. 
: Click to undo any changes made locally and revert to previously saved values. 
 
 
4.9.3 Port Classification 
This page allows you to configure the basic QoS Ingress Classification settings for all switch ports. The 
Port Classification screen in Figure 4-9-2 appears. 
 
Figure 4-9-2: QoS Ingress Port Classification page screenshot 
 
The page includes the following fields: 
Object  Description 
• Port 
The port number for which the configuration below applies. 
• QoS Class 
Controls the default QoS class, i.e., the QoS class for frames not 
classified in any other way. There is a one to one mapping 
between QoS class, queue and priority. A QoS class of 0 (zero) 
has the lowest priority. 
• DP Level 
Controls the default DP level, i.e., the DP level for frames not 
classified in any other way. 
• PCP 
Controls the default PCP for untagged frames. 
• DEI 
Controls the default DEI for untagged frames. 
• Tag Class 
Shows the classification mode for tagged frames on this port.   
Disabled: Use default QoS class and DP level for tagged frames.   
Enabled: Use mapped versions of PCP and DEI for tagged frames.