Thanks! Setting -mapall=root makes a quick fix! Best regards, Zhi-Qiang Lei
> On Mar 6, 2015, at 6:59 PM, Raf Czlonka <rczlo...@gmail.com> wrote: > > On Fri, Mar 06, 2015 at 10:48:01AM GMT, Zhi-Qiang Lei wrote: > >> It was root. > > man 5 exports > > In the absence of -maproot and -mapall options, remote accesses by > root will result in using a credential of -2:-2. All other users > will be mapped to their remote credential. If a -maproot option is > given, remote access by root will be mapped to that credential > instead of -2:-2. If a -mapall option is given, all users > (including root) will be mapped to that credential in place of their > own. > >> # ls -n /mnt >> It shows nothing. > > Obviously I missed out 'a' :^) > > ls -na /mnt > > Raf