I have got the same problem.
HP ProLiant ML110 G6 with Lights-Out card. Ubuntu 10 LTS.
The card offers an independent system providing access over network (separate
Ethernet interface) to serial interface (COM1).
I could setup BIOS access quite easily. I had no problems to provide login
prompt
Update as of 2011-11-30
Some package update appears to have revert/changed. The above notes an
comments no longer seem valid for Ubuntu 10.04
Below is the new configuration setting we have had to use to make Ubuntu
10.04 work with serial; it is still not 100% as physical console access
to the
Ubuntu 10.04 Re-Test
-
- ENABLED, com1, vt100, 115200, redirect after console
*DISABLED*
Grub (NON WORKING CONFIG)
GRUB_DEFAULT=0
GRUB_HIDDEN_TIMEOUT=5
GRUB_HIDDEN_TIMEOUT_QUIET=true
GRUB_TIMEOUT=10
GRUB_DISTRIBUTOR=`lsb_release -i -s 2
Experienced Same issue:
error: unknown terminal 'serial'
error: unknown command `terminal'.
Have been testing multiple configurations with limited success.
This command throws errors:
GRUB_SERIAL_COMMAND=serial --unit=0 --speed=115200 --word=8 --parity=no
--stop=1
This command seems to stop
** Changed in: grub-installer (Ubuntu)
Status: New = Confirmed
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https://bugs.launchpad.net/bugs/537849
Title:
fails to deal with a serial console correctly
To manage
Feedback:
-
Apparently... *disabling* console redirection in the motherboard allows grub to
function somewhat correctly. This was not a problem in Ubuntu 8.04 (I will be
testing Ubuntu 11.04 in just a moment). I found the following footnote quote
If you're sure you've configured
Comparison Between Ubuntu 10.04 and 11.04
---
Ubuntu 11 exhibits the same behavior as Ubuntu 10.However... a potential
workaround may have been found for Ubuntu 11 as it appears to be working...
Enable motherboard redirection
I also have this problem with 10.04 LTS and grub doesn't work.
On the other hand, I tried Debian Squeeze which I believe they share the
same base according to lsb-release and Grub / Kernel works fine without
any error.
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I have the same problem described above. I installed 10.04 from optical
media, later i added serial console support for kernels and GRUB2.
Kernel support works fine, but GRUB2 menu cannot be seen on serial
console, just the error messages described above. I ran aptitude update
upgrade, but no
