Please note this mgmt interface is still down:
robh@cumin2001:~$ ping elastic2050.mgmt.codfw.wmnet PING elastic2050.mgmt.codfw.wmnet (10.193.3.56) 56(84) bytes of data.
no ping returns.
First step, checking the cable (@Papaul will have to do this.)
If that doesn't fix it, fixing the drac at this point requires a full system power loss/removal to reset the drac.
When can this system experience power loss/removal from use for a few minutes?