Mellanox MLNX-OS®Command Reference Guide for SX1018HP Ethernet Managed Blade Switch

Rev 1.6.2
Mellanox Technologies
378
3.8.2 Priority Flow Control (PFC)
Enables PFC globally on the switch.
The no form of the command globally disables PFC on the switch.
N/A
PFC is disabled.
Config
3.1.0000 Initial revision
3.3.0000 Output update
admin
switch (config)# dcb priority-flow-control enable
This action might cause traffic loss while shutting down a port with
priority-flow-control mode on
Type 'yes' to confirm enable pfc globally: yes
switch (config)# show dcb priority-flow-control
PFC enabled
Priority Enabled List :
Priority Disabled List :0 1 2 3 4 5 6 7
TC Lossless
--- ----------
0 N
1 Y
2 Y
3 N
Interface PFC admin PFC oper
------------ -------------- -------------
1/1 Disabled Disabled
1/2 Disabled Disabled
1/3 Disabled Disabled
1/4 Disabled Disabled
...
switch (config) #
show dcb priority-flow-control
This command asks the user to approve traffic loss because there might be interfaces
with dcb mode on, that will be shutdown.
dcb priority-flow-control enable
dcb priority-flow-control enable
no dcb priority-flow-control enable
Syntax Description
Default
Modes/Context
History
Role
Example
Related Commands
Note