using zfs’s sharenfs option with restricted access

zfs set sharennfs=rw=spitvpsmmap01:hcmpitsun004d:hcmpitsun004e:hcmpitsun004f:hcmpitsun005e:hcmpitsun005f,root=spitvpsmmap01:hcmpitsun004d:hcmpitsun004e:hcmpitsun004f:hcmpitsun005e:hcmpitsun005f hcm005dnfs1/nfsvol001