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[FAQ] DP83867IR: DP83867 digital loopback fail, how to set MII and PCS loopback

Part Number: DP83867IR

Hi Team:

    Customer side need our help to find the root cause of DP83867 Communication failure issue from one failed board . 

   could you please help to take a look at the attached , customer need to know How to enable MII and PCS loop back mode to further confirm the issue?  thansk!

DP83867 digital loopback fail.pptx