[syslinux] tftp with pxelinux.0 from syslinux 4.10-pre17

[Christian Hesse]

Gene Cumm <gene.cumm at gmail.com> on Mon, 9 Jan 2012 23:20:20 -0500:
> On Mon, Jan 9, 2012 at 06:03, Christian Hesse <list at eworm.de> wrote:
> > Gene Cumm <gene.cumm at gmail.com> on Mon, 2 Jan 2012 13:49:25 -0500:
> >> On Mon, Jan 2, 2012 at 13:16, Christian Hesse <mail at eworm.de> wrote:
> >> > Here we go:
> >> > http://www.eworm.de/tmp/serial.log
> >>
> >> That looks much better than the first.  Line 197 "tcp_input: no PCB
> >> match found, resetting RST." is extremely familiar   I need to look
> >> over it more closely.
> >
> > Ok, waiting for some news now. ;)
> > Let me know if there is anything to test.
> 
> Something seems strange.  I see no signs of a SYN/ACK coming back
> which would be seen if it could open the TCP socket and be before the
> HTTP request is sent.  How did you capture the data on the serial
> port?  Some terminal apps allow you to export directly to a file.
> minicom's -C _file_ and using Konsole's "Scrollback" | "Save output"
> are two examples.

This is done with Virtualbox. I enabled serial Port "COM1" and configured it
to write to /tmp/serial.log

> For consistency's sake, could you possibly post
> both the serial output and packet capture from the same run?  I'm
> curious to see the output of when the first results in a file not
> found with the second being found then separately (second run/capture)
> when the first is found (I think you accomplished this with DHCP
> option 209).  If possible (at least for the second), leave both
> running until it reaches the "boot:" prompt.

http://www.eworm.de/tmp/serial.log
http://www.eworm.de/tmp/tcpdump.pcap

(Thought it did not reach the "boot:" prompt as it still hangs at
"pxelinux.cf/<mac>".

> Commonly the packet capture files that are in PCAP format are seen
> with a .cap or .pcap extension and both the packet capture and serial
> output should be fairly compressible.
-- 
Schoene Gruesse
Chris