Become superuser or assume an equivalent role.
Roles contain authorizations and privileged commands. For more information about roles, see Configuring RBAC (Task Map) in System Administration Guide: Security Services.
Add an entry for the file system to /etc/vfstab.
special fsckdev mountp fstype fsckpass mount-at-boot mntopts
See the vfstab(4) man page for more information.
NFS servers that also have NFS client vfstab entries must always specify the bg option to avoid a system hang during reboot. For more information, see mount Options for NFS File Systems.
You want a client machine to mount the /var/mail directory from the server wasp. You want the file system to be mounted as /var/mail on the client and you want the client to have read-write access. Add the following entry to the client's vfstab file.
wasp:/var/mail - /var/mail nfs - yes rw