It looks like rpc isn't running. As root take a look at /etc/rc.rpc and make sure it's set executable. If not, do:
chmod +x /etc/rc.rpc
Then start the rpc.portmap and rpc.statd services:
Then your shares should work.
eMachines EL-1300G desktop, 1.6GHz AMD Athlon 2650e CPU, 4GB RAM, nVidia GeForce 6150 SE video
CentOS 6.5 (will try VL64-7.1 soon)
Toshiba Satellite A135-S4727, Intel Pentium T2080 / 1.73 GHz, 2GB RAM, Intel GMA 950
HP Mini 110 netbook, 1.6GHz Intel Atom CPU, 2GB RAM, Intel 950 video, VL 7.1