You can disallow protocols on a vFiler unit by using the vfiler disallow command. For example, for security reasons you might want to disallow access to the vFiler unit by SSH or RSH.
If the CIFS, NFS, iSCSI, FTP, or HTTP protocol is running and you disallow it, the protocol continues to run until the storage system reboots. However, packets destined for the vFiler unit are ignored.
protocol can be any one of the following supported protocols: nfs, cifs, iscsi, rsh, ssh, ftp, or http.
The following command disallows the NFS and RSH protocols on the vFiler unit named vfiler1: