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Date: Wed, 15 Apr 2009 12:05:14 -0700
From: Andrew Sharp <andy.sharp@onstor.com>
To: Patrick Haverty <patrick.haverty@onstor.com>
Cc: Rendell Fong <rendell.fong@onstor.com>, Brian Stark
 <brian.stark@onstor.com>
Subject: Re: Dell Openmanage IT Assistant and SNMP Messages
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OK, but the BMC wouldn't know anything about the JBOD non-disk hardware
events which are being sent over the SAS connection, would it?  Am I to
infer that non-storage hardware events from the head itself also are
going down a black hole?

On Wed, 15 Apr 2009 11:55:36 -0700 Patrick Haverty
<patrick.haverty@onstor.com> wrote:

> It's Baseboard Management Controller.  I guess it's the chip, or circuit, that does the hardware monitoring in hardware (firmware?), outside of any installed OS.
> 
> -----Original Message-----
> From: Andy Sharp 
> Sent: Wednesday, April 15, 2009 11:52 AM
> To: Patrick Haverty
> Cc: Rendell Fong; Brian Stark
> Subject: Re: Dell Openmanage IT Assistant and SNMP Messages
> 
> On Wed, 15 Apr 2009 11:41:29 -0700 Patrick Haverty <patrick.haverty@onstor.com> wrote:
> 
> > I disabled the IPMI over LAN function of the system (which would not 
> > work in "teamed" or aggregated port configuration) and then verified 
> > that hardware event messages were still being sent from the PowerEdge 
> > server and received by IT assistant running on a remote computer.
> > SNMP_Message1.JPG shows the alert as it is received (bold 
> > highlighting) and SNMP_Message2.JPG just shows the complete set of 
> > messages (upper
> > six) that come through when an AC cord is unplugged and then re-plugged.
> > Note that the IP address 10.11.1.220 is the one setup in the BMC BIOS
> 
> What's a 'BMC'?
> 
> > settings (mostly for IPMI use), so there is not any response to an 
> > SNMP query.  I think that means that if there is not any active 
> > monitoring when the event messages are sent, then they are lost.  I 
> > was unable to figure out how to get the BMC to send the alert to a 
> > destination that the Nexenta/OpenSolaris system noticed.  There may be 
> > an OpenSolaris service which could receive an SNMP alert, but when I 
> > tried setting up the appliances IP address as the destination address 
> > for alerts, I could not see any reflection in the /var/adm/messages 
> > file or NMS log file that would indicate the system saw the SNMP alert.
