The following is a list of the Dell Networking OS version history for this command.
Version Description
9.7(0.0) Introduced on the S6000-ON.
9.0.2.0 Introduced on the S6000.
8.3.19.0 Introduced on the S4820T.
8.3.12.0 Introduced on the S4810.
8.3.16.0 Introduced on the MXL 10/40GbE Switch IO Module.
Usage
Information By default, iSCSI is enabled on the unit and the flow control is enabled on all of the
interfaces. It is also acts as defaults when the link-level flow control is enabled on
one or more interfaces.
Enables priority flow control or enhance transmission selection on interface.
Related
Commands
dcb <ets | pfc> enable — enable priority flow control or enhanced transmission
selection on interface.
PFC Commands
The following PFC commands are supported on the Dell Networking OS.

clear pfc counters

Clear the PFC TLV counters and PFC statistics on an interface or stack unit.
Syntax clear pfc counters [port-type slot/port[] | stack-unit {unit
number | all } all stack-ports all}]
Parameters port-type Enter the keywords port-type then the slot/port
information.
stack-unit unit
number
Enter the keywords stack-unit then the stack-unit number
to be cleared.
all stack-ports
all
Enter the keywords all stack-ports all to clear the
counters on all interfaces.
statistics Enter the keyboard statistics to clear the hardware PFC
counters.
Defaults none
560 Data Center Bridging (DCB)