mount.nfs fails stating incorrect mount option but succeeds if -v or with 8.04

[Tom H]

> I determined the proto=udp option was the one that made the "an
> incorrect mount option" error message go away and the mount succeeds on
> boot up.
> I tried the other options, and the ordering of the options, and found
> adding proto=udp was the only option that made the error go away.

So the nfs client on Lucid defaults to tcp...

It does not explain why the mount fails without the "-v". I would have
thought that it would mean "if tcp fails try udp".