[ih] TCP RTT Estimator

[David Finnigan]

On 13 Apr 2025 6:57 am, John Day via Internet-history wrote:
> Sometime ago, (I think it was Jack Haverty) said that the TCP checksum
> was a placeholder until they could consult someone to advise them on
> what to use and it got lost in the shuffle.  ;-)

Even RFC 791 [Sep 1981] states "experimental evidence indicates it [the 
checksum] is adequate, but it is provisional and may be replaced by a 
CRC procedure, depending on further experience."

-David Finnigan