FreeBSD NAT-T patch integration [CFR/CFT]

Matthew Grooms mgrooms at
Tue Jul 22 00:55:22 UTC 2008

> > We are still missing other things I think not mentioned elswhere like
> > partial checksum recalculation.
> Please send me your specific issues; I haven't seen any comments about
> "partial checksum recalculations".

I've never heard of this term used before with regard to NAT-T ( and 
neither has google ). He must be referring to section 3.1.2 of RFC 3948 
"Transport Mode Decapsulation NAT Procedure" which describes checksum 


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