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 the following entries to the ftpaccess:
command yes|no typelist
The commands chmod, delete, overwrite, rename, or umask
Allows or disallows a user to issue a command
A comma-separated list of any of the keywords anonymous, guest, and real
The following are examples of permissions that are set for file access functions on FTP server.
chmod no anonymous, guest delete no anonymous overwrite no anonymous rename no anonymous umask no guest, anonymous
The preceding example states the following:
Anonymous users are not allowed to delete, overwrite, or rename files.
Guests and anonymous users are both prevented from changing access modes and resetting the umask.