From: Andreas Hoeschler (ahoesch@smartsoft.de)
Date: Mon Jul 07 2003 - 06:02:30 EDT
Dear managers,
special thanks to
Laysell, Richard
who suggested the following.
> This is crude, but it has worked for me in the past.
>
> When the boot hangs, set your PC console settings to 1200 baud (yes,
> this is incorrect for the Sun, which is normally set to 9600) and
> press the space bar repeatedly. Then set your console setting back to
> 9600 baud, and you should find that you have an OK prompt.
>
> The correct way of doing this is to send a break, which is an empty
> rs232 frame (this can't be sent from Hyperterm). You might want to
> download a copy of teraterm which can send a break.
It is almost unbelievable but the 1200 baud thing works. It is probably
more handy to get a terminal programm that can generate a break but for
now I am on the road again. Thanks a lot!
Regards,
Andreas
> I have a SunFire 280R with the following open boot prom
> settings:
>
> auto-boot? true true
> boot-command boot boot
> diag-file
> diag-device net net
> boot-file
> boot-device disk net disk net
>
> The switch is set to I, so I would assume it facilitates the
> boot-device setting and boots from disk(0). However, it tries
> to boot
> from net which fails with Timeout waiting for ARP/RARP
> packet" since we
> have no boot server setup. The boot process is hanging since
> auto-boot?
> is set to true. So I can't manually boot with "boot disk0"
> which most
> likely would work. What can be done here? How can I get to
> the ok
> prompt to set auto-boot? to false and how can I get the
> system to boot
> from the device that is set with boot-device instead of
> diag-device?
>
> Thanks a lot,
>
> Andreas
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