Command Line Reference Guide

pfc link-delay
Configure the link delay used to pause specified priority traffic.
Syntax
pfc link-delay value
To remove the link delay, use the no pfc link-delay command.
Parameters
value The range is (in quanta) from 712 to 65535. One quantum is
equal to a 512-bit transmission.
Defaults 45556 quantum
Command
Modes
DCB INPUT POLICY
Command
History
Version 9.2(0.0) Introduced on the M I/O Aggregator. This command is
supported in Programmable-Mux (PMUX) mode only.
Version 8.3.16.1 Introduced on the MXL 10/40GbE Switch IO Module.
Usage
Information
The minimum link delay must be greater than the round-trip transmission time a
peer must honor a PFC pause frame multiplied by the number of PFC-enabled
ingress ports.
Related
Commands
dcb-input — creates a DCB input policy.
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
Modes
DCB INPUT POLICY
Command
History
Version 9.2(0.0) Introduced on the M I/O Aggregator. This command is
supported in Programmable-Mux (PMUX) mode only.
Version 8.3.16.1 Introduced on the MXL 10/40GbE Switch IO Module.
Usage
Information
By applying a DCB input policy with PFC enabled, you enable PFC operation on
ingress port traffic. To achieve complete lossless handling of traffic, also enable
432
Data Center Bridging (DCB)