Subject: Re: netboot -- U2 -> i386
To: John Nemeth <firstname.lastname@example.org>
From: Timo Schoeler <email@example.com>
Date: 05/20/2005 10:03:33
thus John Nemeth spake:
> On Oct 9, 10:47am, Eduardo Horvath wrote:
> } On Thu, May 19, 2005 at 01:17:36AM -0700, John Nemeth wrote:
> } > On Oct 8, 7:43pm, Andrey Petrov wrote:
> } > } On Thu, May 19, 2005 at 12:55:51AM -0700, John Nemeth wrote:
> } >
> } > } > My boot server works fine. I can boot my SparcStation 5 from it.
> } > }
> } > } Your tcpdump doesn't show anything after tftp, probably you filterred
> } > } that out. It would be interesting to see dump with those messages.
> } >
> } > I did not filter anything out. My filter basically looks for any
> } > packet with the MAC address of my Ultra 2. I used the same filter for
> } > my SparcStation 5 (substituting its MAC address of course), so I know
> } > what it shows. After it prints, "13000", it never prints anything
> } > else, never sends another packet, and I can't do Stop-A, which
> } > indicates that it has crashed hard. As mentioned in the part that you
> } > snipped, the tcpdump is available at
> } > http://victoria.tc.ca/~jnemeth/u2-netboot-dump .
> } 1) Try using the -vVdD flags and see if ofwboot.net is more loquacious.
> Use these flags where? With what command?
> } 2) Instead of using boot, do:
> } ok load-base dload ofwboot.net
> } Then look at what you've got at load-base (load-base 1000 dump). Once
> } you know the right data is there, you can `go' to execute it.
> What should I expect to see?
> Actually, given that Andrey's machine booted, I'm starting to
> suspect that my machine has problems. I just replaced a blown power
> supply (it is/was plugged into an APC SmartUPS 1400, so the power
> should have been good; however, I can speak to what the previous owner
> did with it). At the same time, I took the opportunity to stick in a
> second processor and additional RAM. I'm starting to suspect that I
> may have another bad component.
> }-- End of excerpt from Eduardo Horvath
if you suspect that the machine has a (hardware) problem, why don't you
install Solaris (stripped down, of course ;) and run SunVTS (for
hardware testing) for a few hours/days... maybe this can tell you what's
wrong (if something is).
Timo Schoeler | http://macfinity.net/~tis | firstname.lastname@example.org
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