1) Remove all "network" parameter from .../ltib-dir/rootfs/rc.d/rc.conf
2) Add the path of rootfs in the /etc/exports file:
/home/user/ltib"dir/rootfs/rootfs *(rw,sync,no_root_squash)
then execute :- #exportfs -ra
3) Execute NFS server
/etc/init.d/nfs restart