sorry for useless topic
here is solution if it help to somebody
showmount -e "IP of NFS server"
-------------
Export list for 192.168.1.125:
/i-data/a6085517/nfs/data *
--------------
/usr/sbin/portmap
insmod sunrpc
insmod lockd
insmod nfs
mount -t nfs IPofNFSserver:/i-data/a6085517/nfs/data /opt/nsa