Restarting unavailable Cisco IMC without to power off whole server

It happened to me already several times, that Cisco IMC console was unavailable after several days of not using it. It cannot be accessed via Web Browser (as if page would not exist) or via CIMC supervisor, as you can see it in screenshot below.Cisco IMC from some servers is not connected

The simplest solution to this is, to power server off, pull all the plugs, wait for some seconds and give server a chance for a new start.

…but there is also a better and less destructive way

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