Users Guide
pfc-nodrop-priority l2-dlf drop
Congure to drop the unknown unicast packets ooding on lossless priorities.
Syntax
pfc-nodrop-priority l2-dlf drop
To disable the feature, use the no pfc-nodrop-priority l2-dlf drop command.
Parameters
l2-dlf Enter the keywords l2-dlf to drop ooding trac on lossless priorities.
drop Enter the keyword drop to enable the drop action.
Command Modes CONFIGURATION
Command History
This guide is platform-specic. For command information about other platforms, see the relevant Dell Networking 
OS Command Line Reference Guide.
Version Description
9.10(0.0) Introduced on the C9010, S6000, S6000–ON, Z9100–ON and S6100–ON.
Related Commands show hardware pfc-nodrop-priority — displays the packets drop count corresponding to the priority.
pfc no-drop queues
Congure the port queues that still function as no-drop queues for lossless trac.
Syntax
pfc no-drop queues queue-range
To remove the no-drop port queues, use the no pfc no-drop queues command.
Parameters
queue-range Enter the queue range. Separate the queue values with a comma; specify a priority range 
with a dash; for example, pfc no-drop queues 1,3 or pfc no-drop queues 7 
or pfc no-drop queues 0,7. The range is from 0 to 3.
Defaults No lossless queues are congured.
Command Modes INTERFACE
Command History
This guide is platform-specic. For command information about other platforms, see the relevant Dell Networking 
OS Command Line Reference Guide.
Version Description
9.10(0.0) Introduced on the S6100–ON.
9.8(1.0) Introduced on the Z9100–ON.
9.7(0.0) Introduced on the S6000-ON and Z9500.
9.0.2.0 Introduced on the S6000.
8.3.19.0 Introduced on the S4820T.
8.3.12.0 Introduced on the S4810.
448 Data Center Bridging (DCB)










