Subject: Re: UDP checksum trouble in -current
To: None <firstname.lastname@example.org>
From: William Allen Simpson <email@example.com>
Date: 01/21/2005 17:21:40
john heasley wrote:
>A value of zero is a clear
>indication not to check it for UDP. It seems like little pain to be
>I do not know what could be done for IP or TCP checksums. But, if I'm not
>mistaken, zero is not a valid value for either and might be a good indicator
>that no checksumming was performed.
Both IP and TCP checksums MUST be performed.
Zero is not a valid value for UDP, and indicates no checksum. The field
still must be set to something. Don't leave uninitialized fields.
William Allen Simpson
Key fingerprint = 17 40 5E 67 15 6F 31 26 DD 0D B9 9B 6A 15 2C 32