Pfc Priority - Dell Force10 S4810P Reference Manual

dot1p Value in the
Incoming Frame
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pfc priority

Configure the CoS traffic to be stopped for the specified delay.
S4810
Syntax pfc priority priority-range
To delete the pfc priority configuration, use the no pfc priority command.
Parameters
priority-range
Defaults none
Command Modes DCB INPUT POLICY
Command History
Version 8.3.12.0
Version 8.3.16.0
Usage
You can enable any number of 802.1p priorities for PFC. Queues to which PFC priority traffic is
Information
mapped are lossless by default. Traffic may be interrupted due to an interface flap (going down
and coming up) when you reconfigure the lossless queues for no-drop priorities in a PFC input
policy and reapply the policy to an interface.
The maximum number of lossless queues supported on the switch is two.
A PFC peer must support the configured priority traffic (as detected by DCBX) to apply PFC.
Related dcb-input
Commands
602
Description heading
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Enter the 802.1p values of the frames to be paused. Separate the
priority values with a comma; specify a priority range with a dash; for
example, pfc priority 1,3,5-7. The range is 0 to 7.
Introduced on the S4810.
Introduced on the MXL 10/40GbE Switch IO Module.
– creates a DCB input policy.