[lwip-users] Re: [lwip] A problem with Windows NT, not with 95/98. Why?

[Fabio Fumi]

It seems like I solved my problem :)
I simply deactivated the 'IP header compression' flag
of the remote access settings...
 bye
  Fabio

--- Andrea Olivotto <address@hidden> ha scritto: >
02/05/02 17.49.06, Fabio Fumi <address@hidden>
> wrote:
> 
> >After a bit of debugging, these are examples of the
> >'strange' IP headers: 
> >
> >75 00 0169 63db 4000
> >80 00 6014 
> >192.168.0.1 
> >192.168.0.2
> >
> >EF 06 B441 0006 0000
> >FF 06 663A
> >192.168.0.2 
> >192.168.0.1
> >
> >Note version 7 and 0xE, which is different from
> >expected 4. How is it possible? Version 0xE has
> also
> >swapped source and destination addresses , even if
> >those packets are both SENT by Win NT!
> >
> >Can someone provide a reference of the different IP
> >versions? In what seemed to me a very updated site
> >(http://www.protocols.com/pbook/tcpip.htm), I
> didn't
> >find other than 4 and 6...
> >
> > thanks 
> >  Fabio
> 
> 
> Sorry Fabio, I can't help you.
> I only suggest you to check serial baudrate timing
> (no more than 3% from the nominal value), SLIP
> routines 
> (I everytime forget something... try with some
> packets with 220, 219, 221), array overflow, memory 
> alignment.
> 
> I guess that it's a stupid and macroscopic bug, of
> the same type of those who everyday I have to fight 
> against...
> 
> Good luck,
> 
> 
> Andrea
> 
> 
> 
> 
> 
> [This message was sent through the lwip discussion
list.] 

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