Re: Q: Wrong checksum after rdr

This is a discussion on Re: Q: Wrong checksum after rdr within the IPFilter forums, part of the System Security and Security Related category; The problem is that IPFilter assumes that the checksum will be fixed after control is returned to the IP code. ...

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Re: Q: Wrong checksum after rdr

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07-18-2005

Darren Reed

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Re: Q: Wrong checksum after rdr

The problem is that IPFilter assumes that the checksum will be fixed after
control is returned to the IP code.

The obvious solution is to have the bridge recalculate the IP header
checksum after every packet comes back from ipfilter to send out.

Darren

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