[K12OSN] Booting macs

Petre Scheie petre at maltzen.net
Fri Aug 26 15:04:16 UTC 2005


The flashing tile with the globe means it's trying to netboot.  When it is working 
correctly on my one Mac (sheesh, give the guy a Mac and suddenly he's an authority on it 
;-)) the tile blinks only once or twice, and then starts booting from the server. 
Initially, it wasn't working for me, with the tile blinking for several minutes, just 
like yours, because I don't use the default 192.168.0.x addressing, but the ppc lts file 
does.  When I changed the addressing in the ppc lts.conf file, it started working.  So, 
lots of words to say that it sounds like your Mac isn't finding the server.

To answer your last question, yes, you can have your server booting both x86 and ppc 
clients at the same time.  I love showing that off to people, demonstrating how flexible 
Linux is.

Petre

Eric Brown wrote:
> This information was most helpful.  Thanks Shawn
> 
> The G3 I had was the beige all-in-one model.  Unfortunatly, that's what we
> have throughout our district.  I'll see if I can't have one to try out
> yellow dog.
> 
> Now, I've gotten an eMac, white egg-shell type machine, that runs OS X
> pretty well.  I held down the N key when it booted, and I got a flashing
> tile with a globe in the middle of the screen for a few minutes, then it
> booted into OS X.  I then tried to change the startup disk to a net boot,
> restarted, and got the same thing.
> 
> I checked the lts.conf file, and the second or third line does state that
> the server is the correct address (the default of 192.168.0.254.
> 
> Can I have BOTH x86 pc's and ppc's running on my ltsp network at the same
> time?  I've also got 20-some old gateways running ltsp so I know my dhcp is
> working.
> 
> Thanks again,
> Eric 
> 
> -----Original Message-----
> From: k12osn-bounces at redhat.com [mailto:k12osn-bounces at redhat.com] On Behalf
> Of Shawn Powers
> Sent: Thursday, August 25, 2005 8:06 PM
> To: Support list for opensource software in schools.
> Subject: Re: [K12OSN] Booting macs
> 
> cliebow at downeast.net wrote:
> 
>>if they are old world gv3 without openfirmware..they wont netboot
> 
> 
> If it is in fact an iMac (color other than beige) it will neboot.  Even the
> original Bondi iMacs will netboot.
> 
> I can't get mine to boot either, and I'm not sure why.  I installed 4.4.0
> pre2 on a test server, with all the default settings, and got an iMac to
> boot fine.  When I put it on a production server (with 4.4.0 pre3), I can't
> get it to work.  On the suggestion from David Trask (I think?  Maybe Jim
> Kronebusch...) I edited the /opt/ltsp/ppc/etc/lts.conf file to point to the
> new IP of the server, but still it wouldn't boot. 
> Perhaps it was something with my external DHCP server.  I tried copying all
> the if/then magic regarding the kernel image, etc -- but no glory. 
> I've been too busy with other stuff (still at work, after 9PM) to
> troubleshoot as well, which really stinks.
> 
> Will they boot from a stock (read: all defaults) install on a 2 NIC server?
> I hope it works for you, it's uber-cool to see one boot up. 
> And lastly, no -- you don't see a happy mac.  It goes to a black screen with
> text as soon as it gets the kernel.
> 
> If it *is* a beige computer, like the G3 all in one model -- the chubby
> client is the way to go.  I still have a handful of PowerMac 5500's in
> service.  They have a local install of yellowdog linux, and do an X -query
> command to connect to the server.  I even mangled around the esd stuff, and
> they have sound support too.  I haven't messed with them for over a year
> though, so I'm a little rusty.
> 
> Don't give up -- even though it's the busiest time of year for most of us,
> I/we/us will try to figure out the problem, especially since you're not
> alone.  (mine won't work either yet)
> 
> -Shawn
> 
> 
> --
> Shawn Powers
> Technology Director
> Inland Lakes Schools
> PHN: 231-238-6868 x9174
> FAX: 509-356-7024
> spowers at inlandlakes.org
> http://techcorner.inlandlakes.org
> 
> --<Disclaimer, now required for frustrating reasons>-- The views, opinions,
> visions, thoughts, comments, sarcastic whims, forecasts, poetic outbursts,
> cynical wit, future plans, implementation ideas, OS preference, curricular
> insight, ice cream preference, or anything else I might infer are not the
> views of Inland Lakes Schools.  Pretty much everything I say, do, think, or
> imply with punctuation should be considered my own delusions, and ignored
> completely.
> 
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