[prev in list] [next in list] [prev in thread] [next in thread] 

List:       cobbler
Subject:    Re: Cobbler ERROR, 2nd router? - "PXE-E51: No DHCP or proxyDHCP.."
From:       Frank <support () server-1 ! com>
Date:       2010-07-26 8:25:56
Message-ID: p06240603c872f691c442 () [192 ! 168 ! 1 ! 65]
[Download RAW message or body]

Thanks Christian. Unfortunately I am right now a few thousand miles 
away from the rack, so can't do most of the suggestions ... I should 
have mentioned that.

But thanks for the good advise.

Best,
Frank



>On Sun, Jul 25, 2010 at 04:15:31PM -0700, Frank wrote:
>>
>>  ------
>>  PXE-E51: No DHCP or proxyDHCP offers were received
>>  ------
>>
>>  That's what I see at the server where I want to install CentOS 
>>onto (via KVM).
>>  I made sure the Cobbler script is working, tested the install on
>>  another server where the install worked.
>>
>>  I can ping and access the server that I want to install to ... so all
>>  is fine with cables, and that is on the same networks, same subnet. I
>>  also double-checked the IP and MAC address, all correct.
>
>I would continue debugging like this:
>- boot a uable linux on the to-be-installed server, i.e. grml
>live-cd
>- start sniffing on that servers network-interface
>- start sniffing on the pxe-servers interface, filtering for
>to-be-installed servers mac address
>- running dhclient on the to-be-installed server
>
>Its the same action as the pxe-code does but should provide you
>exactly with what data is leaving the box and what (if at all)
>arrives at the server.
>If it works here and not with the network-cards PXE implementation
>then only differences between these 2 implementations could strike
>in i guess..
>
>
>>  Now I wonder if maybe there is an issue because of the HP switch that
>>  server is connected to. We have two 24-port HP switches stacked up --
>>  that is, this server is connected to the 2nd switch which is
>>  connected to the first switch. Could that be a cause?
>
>Rule it out in PXE-booting with a crossover-cable or something..
>
>Christian


_______________________________________________
cobbler mailing list
cobbler@lists.fedorahosted.org
https://fedorahosted.org/mailman/listinfo/cobbler
[prev in list] [next in list] [prev in thread] [next in thread]