Reference Guide
VLAN Stacking | 1509
Parameters
Defaults
Disabled; Packets with an unmapped DEI value are colored green.
Command Mode
INTERFACE
Command
History
Usage
Information
You must first enable DEI for this configuration to take effect.
Related
Commands
dei mark
c s 
Set the DEI value on egress according to the color currently assigned to the packet.
Syntax
dei mark
 {green | yellow} {0 | 1}
Parameters
Defaults
All the packets on egress will be marked with DEI 0.
Command Mode
INTERFACE
Command
History
Usage
Information
You must first enable DEI for this configuration to take effect.
0 | 1
Enter the bit value you want to map to a color.
green | red 
| yellow
Choose a color:
• Green: High priority packets that are the least preferred to be 
dropped.
•
Yellow: Lower priority packets that are treated as best-effort.
•
Red: Lowest priority packets that are always dropped (regardless 
of congestion status).
Version 8.3.19.0 Introduced on S4820T
Version 8.3.7.0 Introduced on S4810 
Version 8.3.1.0 Introduced on C-Series and S-Series.
dei enable
0 | 1
Enter the bit value you want to map to a color.
green | 
yellow
Choose a color:
• Green: High priority packets that are the least preferred to be 
dropped.
•
Yellow: Lower priority packets that are treated as best-effort.
Version 8.3.19.0 Introduced on S4820T
Version 8.3.7.0 Introduced on S4810 
Version 8.3.1.0 Introduced on C-Series and S-Series.










