[Novalug] Intelligent Platform Management Interface (IPMI)

John Franklin franklin@elfie.org
Mon Dec 2 20:57:25 EST 2013


Supermicro site solves the mystery:

http://www.supermicro.com/products/motherboard/atom/ich9/x7spa-hf-d525.cfm

	"Integrated IPMI 2.0 - share LAN1"

jf

On Dec 2, 2013, at 8:48 PM, "Jay Hart" <jhart@kevla.org> wrote:

> Alex,
> 
> I must be missing something in your translation.
> 
> The board below has 2 physical NICs, why would the OS not see both???
> 
> http://www.itxdepot.com/xcart/product.php?productid=2405&cat=44072&page=1
> 
> Jay
> 
>> Most likely the board does not have dual Ethernet ports available to the
>> operating system - one will be dedicated to management.
>> 
>> Well, you might be able to switch the management interface to eth1, but
>> then you'd lose the IPMI functionality.
>> 
>> 
>> On Mon, Dec 2, 2013 at 8:26 PM, Jay Hart <jhart@kevla.org> wrote:
>> 
>>> 
>>> 
>>>> 
>>>> On Dec 2, 2013, at 6:11 PM, "Jay Hart" <jhart@kevla.org> wrote:
>>>> 
>>>>>> 
>>>>>> On Dec 2, 2013, at 5:53 PM, ethan@757.org wrote:
>>>>>> 
>>>>>>>> It would mean you can monitor a full boot sequence and change the
>>> boot options without
>>>>>>>> needing
>>>>>>>> to haul out a monitor and a keyboard, and do it from your living
>>> room.
>>>>>>> 
>>>>>>> ^^^ Assuming KVM over IP, otherwise kernel has to be changed to
>>> redirect to RS232 port that is
>>>>>>> tied over to the IPMI.
>>>>>> 
>>>>>> Not assuming anything.  If the system has some fancy KVM over IP, then
>>> that's great.  If you're
>>>>>> using the serial port option (recommended), you're not changing the
>>> kernel, just the boot
>>>>>> arguments to include cons=ttyS0 (or whatever device the serial port
>>> maps to.)
>>>>>> 
>>>>> 
>>>>> External box connections would be:
>>>>> - PS/2 mouse to KVM switch
>>>>> - PS/2 Keyboard to KVM switch
>>>>> - RJ-45 to switch
>>>>> - VGA to KVM switch
>>>> 
>>>> The IPMI port is an ethernet port.  Sometimes it's sharing the same
>>> physical plug as one of the
>>>> on-board ethernet ports, sometimes it has its own.  Adding the IPMI
>>> feature may add a second RJ-45
>>>> to that list.
>>>> 
>>> 
>>> The motherboard I'm looking at has 2 RJ-45 ports.
>>> 
>>> Jay
>>> 
>>>> jf
>>>> --
>>>> John Franklin
>>>> franklin@elfie.org
>>>> 
>>>> 
>>>> 
>>>> 
>>> 
>>> 
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>>> 
>> 
>> 
>> 
>> --
>> " ' With the first link, the chain is forged. The first speech censured,
>> the first thought forbidden, the first freedom denied, chains us all
>> irrevocably.' Those words were uttered by Judge Aaron Satie as wisdom and
>> warning... The first time any man's freedom is trodden on we’re all
>> damaged." - Jean-Luc Picard, quoting Judge Aaron Satie, Star Trek: TNG
>> episode "The Drumhead"
>> - Alex Smith (K4RNT)
>> - Dulles Technology Corridor (Chantilly/Ashburn/Dulles), Virginia USA
>> 
> 
> 
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-- 
John Franklin
franklin@elfie.org



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