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Wireshark-users: Re: [Wireshark-users] BAD TCP CHECKSUM in loopback interface

From: Boschetti Alberto <akenbo@xxxxxx>
Date: Sat, 5 Jan 2008 18:52:39 +0100 (GMT+01:00)
Exist a C-function or system calls that force the program to compute 
the right TCP checksum?

If I compute the right checksum before send 
the packet I've solved my problem!