Re: UDP zero checksums and v4 to v6 translators

[sthaug at nethelp.no]

> Out of curiosity, what's the signal back to the sender that his/her
> packet was dropped?? NFS (in some implementations) doesn't checksum
> UDP packets, DNS doesn't, there are quite a few things that don't
> checksum UDP packets.

I believe this is normally a function of the operating system, not
NFS, DNS etc. Hopefully old SunOS versions that had UDP checksums
off by default are dead by now.

I support the view of Francis Dupont here.

Steinar Haug, Nethelp consulting, sthaug at nethelp.no