How do I determine from a Linux client whether an NFS mount is over UDP or TCP?

enjoylife_95135_at_hotmail.com
Date: 06/23/05 

Date: 22 Jun 2005 16:59:13 -0700

On Solaris its nfsstat -m, but I can't find a similar way to do so in
Linux, other than using ethereal. Which I don't want my users to do..

Any help is appreciated.

Thanks!