Ilpo Järvinen wrote:
> SNIP
>
> Could you next try with tcp_frto set to 1, if my theory proves to be
> correct, it too should be "enough" to fix the problem (in this particular
> case). Of course you can verify the patch below too if you want to, the
> patch should allow cups<->printer to work with tcp_frto = 2 too. In case you
> have problem to apply the patch to the particular version you're want to try
> with, just send a note about the version number to me so I can adapt the
> patch for you (space etc. formatting issues may show up because I recently
> run a code style cleanup on the tcp code).
reran the print job with the correct kernel (for control reasons) and received
the same results: tcp_frto=1 no print. tcp_frto=0 I can print. Attached is
the output of tcpdump
uname -r = 2.6.24-1-amd64