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).

Ilpo,

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

Thanks for the work!


-- 
Damon L. Chesser
damon@damtek.com
http://www.linkedin.com/in/dchesser