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Re: Fwd: alternative Firmware for BMC's

From Dan Ritter <dsr@randomstring.org>
Newsgroups linux.debian.user
Subject Re: Fwd: alternative Firmware for BMC's
Date 2019-07-01 17:20 +0200
Message-ID <yf6g1-5mp-3@gated-at.bofh.it> (permalink)
References <yeZRf-1mA-1@gated-at.bofh.it> <yf4QV-4lP-5@gated-at.bofh.it>
Organization linux.* mail to news gateway

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rhkramer@gmail.com wrote: 
> I don't know how many people are aware of what the BMC is / does -- after a 
> little googling, my tentative understanding is that this is the "extra" 
> miroprocessor that is now included in some (Intel and maybe AMD?) CPUs?
> 
> What are you trying to do with it?
> 
> If you're setting up a computer that happens to have one of those, can you 
> just ignore it, or must it do something to allow the main CPU to run?

If you've got a motherboard-integrated BMC, it controls the
power-on and -off functions of the main computer, and has its
own network stack and can function as a console for the main
computer.

If you're lucky, it has a separate NIC port and you can either
isolate that to a private network or keep it unplugged.

If you're unlucky, it implements a local switch to hijack
another motherboard NIC port and you need to take affirmative
control of it, including allocating it an IP address and using
a firewall to prevent access to it.

-dsr-

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Thread

Fwd: alternative Firmware for BMC's Stefan K <shadow_7@gmx.net> - 2019-07-01 10:30 +0200
  Re: Fwd: alternative Firmware for BMC's rhkramer@gmail.com - 2019-07-01 15:50 +0200
    Re: Fwd: alternative Firmware for BMC's Reco <recoverym4n@enotuniq.net> - 2019-07-01 16:20 +0200
    Re: Fwd: alternative Firmware for BMC's Dan Ritter <dsr@randomstring.org> - 2019-07-01 17:20 +0200
    Re: Fwd: alternative Firmware for BMC's Stefan K <shadow_7@gmx.net> - 2019-07-02 09:20 +0200
      Re: Fwd: alternative Firmware for BMC's Richard Hector <richard@walnut.gen.nz> - 2019-07-07 02:40 +0200
  Re: Fwd: alternative Firmware for BMC's "Thomas Schmitt" <scdbackup@gmx.net> - 2019-07-01 17:00 +0200

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