[tcpdump-workers] Should "-K" disable IP and UDP checksum verification, in addition to disabling TCP checksum verification?

Is there any networking hardware out there that does TCP checksum generation for outgoing packets but doesn't do IP or UDP checksum generation? If not, "-K" might as well imply that IP and UDP checksums aren't valid for outgoing packets, either. - This is the tcpdump-workers list. Visit htt

Re: [tcpdump-workers] Should "-K" disable IP and UDP checksum verification, in addition to disabling TCP checksum verification?

On Feb 20, 2009, at 7:10 PM, Guy Harris wrote: Is there any networking hardware out there that does TCP checksum generation for outgoing packets but doesn't do IP or UDP checksum generation? If not, "-K" might as well imply that IP and UDP checksums aren't valid for outgoing packets, eith