Pfc Mode On; Priority-Group Bandwidth Pfc - Dell S4810 Reference Manual

pfc mode on

Enable the PFC configuration on the port so that the priorities are included in DCBX negotiation with peer
PFC devices.
Syntax
pfc mode on
To disable the PFC configuration, use the no pfc mode on command.
Defaults PFC mode is on.
Command DCB MAP
Modes
Command
Version 9.3(0.0)
History
Usage
By applying a DCB input policy with PFC enabled, you enable PFC operation on
Information
ingress port traffic. To achieve complete lossless handling of traffic, also enable
PFC on all DCB egress ports or configure the dot1p priority-queue assignment of
PFC priorities to lossless queues (refer to pfc no-drop queues).
To disable PFC operation on an interface, enter the no pfc mode on command in
DCB Input Policy Configuration mode. PFC is enabled and disabled as global DCB
operation is enabled (dcb-enable) or disabled (no dcb-enable).
You cannot enable PFC and link-level flow control at the same time on an
interface.

priority-group bandwidth pfc

Configure the ETS bandwidth allocation and PFC mode used to manage port traffic in an 802.1p priority
group.
S4810
Syntax
priority-group group-num {bandwidth percentage| strict-
priority} pfc {on | off}
Parameters
priority-group
group-num
574
Introduced on the MXL 10/40GbE Switch with the FC Flex IO
module.
NOTE: Please note that Dell Networking does not recommended to use this
command as it has been deprecated in the current 9.4(0.0) release. A warning
message appears when you try to run this command indicating that you have
to use the dcb-map commands in the future.
Enter the keyword priority-group followed by the
number of an 802.1p priority group. Use the priority-
pgid command to create the priority groups in a DCB map.
Data Center Bridging (DCB)