Vagrant throws error message:==> default: Mounting NFS shared folders...mount -o 'vers=3,udp' 192.168.33.1:'/home/xxx/vagrant/www' /home/wwwmount.nfs: Operation not permittedssh to the guest and run root@debian:~# mount -o 'vers=3,udp' 192.168.33.1:'/home/xxx/vagrant/www' /home/www -vmount: no type was given - I'll assume nfs because of the colonmount.nfs: timeout set for Tue Jul 15 22:26:56 2014mount.nfs: trying text-based options 'vers=3,udp,addr=192.168.33.1'mount.nfs: prog 100003, trying vers=3, prot=17mount.nfs: trying 192.168.33.1 prog 100003 vers 3 prot UDP port 2049mount.nfs: prog 100005, trying vers=3, prot=17mount.nfs: trying 192.168.33.1 prog 100005 vers 3 prot UDP port 54188mount.nfs: portmap query failed: RPC: Program/version mismatchmount.nfs: Operation not permittedmount.nfs: portmap query failed: RPC: Program/version mismatchCould be a lead but didn't have luck with googling. The host (nfs server) supports nfs4 and nfs3.Please feel free to ask for more information. 
Vagrant: failed to mount nfs shared folder (mount.nfs: Operation not permitted)
linux;mount;nfs;vagrant