It does nothing. The screen comes up for the Emulex PXE client, but tcpdump 
running on the management node doesn't reflect a DHCP request being sent.

I live booted a USB debian image, and verified that the 10g interface received 
a packet via DHCP, so I'm inclined to assume it's the PXE client on the 10g 
interface itself.

Darian J. DeFalco
Systems Engineer
Cold Spring Harbor Laboratory
(516) 367-8362


From: Jarrod Johnson 
<jarrod.b.john...@gmail.com<mailto:jarrod.b.john...@gmail.com>>
Reply-To: xCAT Users Mailing list 
<xcat-user@lists.sourceforge.net<mailto:xcat-user@lists.sourceforge.net>>
Date: Friday, August 3, 2012 11:38 AM
To: xCAT Users Mailing list 
<xcat-user@lists.sourceforge.net<mailto:xcat-user@lists.sourceforge.net>>
Subject: Re: [xcat-user] PXE over 10gbe Emulex

What happens when it does attempt to PXE boot over the 10g?  nodels <nodename> 
mac.mac?

On Fri, Aug 3, 2012 at 9:55 AM, DeFalco, Darian 
<ddefa...@cshl.edu<mailto:ddefa...@cshl.edu>> wrote:
I'm trying to PXE boot an IBM System x3550 M4 Server (7914) via its Emulex 
OneConnect 10Gb NIC (be3 - rev 02) with no success.

The 10gb interface is going over one switch, and the twisted pair is on 
another. The management node is connected to each of these switches by its own 
respective 10gb and twisted pair NICs.

I can PXE boot off the 3550's twisted-pair interfaces without a problem. When 
it does boot into discovery mode, it identifies the 10Gb interface and gives it 
an IP via DHCP. I can verify connectivity to the 10gb from the management node 
by pinging the compute node from the management node when it is PXE booted via 
the twisted pair.

I've used telnet into port 80 to verify connectivity via the 10gb's private 
cluster IP addresss. I've checked the settings in the Emulex utility to verify 
that PXE booting is enabled and that it detects a link.

I've verified that the dhcpd.conf file specifies the correct ip for next-server 
for the twisted pair interface (172.31.11.12)  and 10gb interface 
(172.20.11.12), as well as the correct filename for the twisted pair (filename 
= "http://172.31.11.12/tftpboot/xcat/xnba/nets/172.31.0.0_16";) and 10gb 
interface (filename = 
"http://172.20.11.12/tftpboot/xcat/xnba/nets/172.20.0.0_16";).


Thanks,

Darian J. DeFalco
Systems Engineer
Cold Spring Harbor Laboratory
(516) 367-8362<tel:%28516%29%20367-8362>


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