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SubjectRe: "Greased TCPenguin"
Andrea Arcangeli writes:
> On Tue, 24 Mar 1998, Richard Gooch wrote:
>
> >Something still not right:
> >
> >TCPv4 bad checksum from 130.155.198.47:03ff to 130.155.191.26:03fd, len=32/32/52
> >TCPv4 bad checksum from 130.155.198.47:03ff to 130.155.191.26:03fd, len=32/32/52
> >TCPv4 bad checksum from 130.155.198.47:0448 to 130.155.191.26:1770, len=32/32/52
> >TCPv4 bad checksum from 130.155.198.47:0201 to 130.155.191.26:03ff, len=20/20/4
>
> I read messages such us this a lot of times but I never related it to a
> possible TCP bug, I always think that the ppp/slip is a poor connection
> and can miss something (we use checksum for that cases no?).

My modem link has compression and error checking, so in theory I have
a perfect link. I also didn't get these messages with earlier versions
of the kernel (it seems 2.1.86 is the first time I got it, according
to my kernel logs).

Regards,

Richard....
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