Dell 740N Laptop User Manual


 
6-6 Dell PowerVault 720N, 740N, and 760N System Administrator and Command Reference Guide
5HVWULFWLQJ$FFHVVWRKRPH
You can restrict access to the
/home
directory to particular groups by
using the
chmod
command to change access modes for the directory
using the
-rw
or
-access
options in the
/etc/exports
file to limit write privilege
to specific hosts
7KHDFFHVV2SWLRQ
The
-access
option lists the hosts that can mount exported directories. When you
use the
-access
option, only the hosts listed can mount the associated directory.
6\QWD[
The syntax for the
-access
option is as follows:
-access=
hostname
[:...:
hostname
]
/LPLWV
There is no limit to the number of host names you can specify with the
-access
option. However, the length of a line in the
/etc/exports
file cannot exceed 1,024
characters.
NOTE: If you cannot fit all the host names in a 1,024-character line, you can use net-
groups in place of host names.
7KHURRW2SWLRQ
The
-root
option lists the hosts that can mount exported directories as root. Hosts
that mount exported directories as root have full control over the directories and can
perform the following operations:
Create and delete directories and files.
Change ownership and group associations of directories and files.
Set access permissions for directories and files.
6\QWD[
The syntax for the
-root
option is as follows:
-root=
hostname
[:...:
hostname
]
/LPLWV
You can specify 1 to 256 host names with the
-root
option.
5HVWULFWLRQV
You cannot use netgroup names with the
-root
option.