• Author : Rajat Jain Jain

 
 

PFC Global Knob

PFC ( Priority-based Flow Control ) is a flow control mechanism used in RDMA environments. PFC provides a link-level flow control mechanism that can be controlled independently for each Class of Service ( Cos ). The PFC global [on|off] knob is a CLI command to enable or disable PFC functionality on the switch globally. This command will apply to all interfaces, including fabric interfaces in the case of multi-chip devices. This feature is supported from EOS-4.18.0F onwards. Functionality PFC configuration will now be honored only when the PFC global knob is enabled. If the PFC global knob is disabled, the...
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