[ Solved – 4 Answers] what means a dot after the file permission

Example:

ls -l Videos

drwxr-xr-x. 3 surendra surendra 4096 2011-07-06 00:19 Videos

someone@somewhere:~$ ls /var/www -lh
total 72K
-rw-rwxr--+  1 root     root      330 2009-08-04 15:09 base64.php
-rw-rw-r--+  1 www-data www-data   93 2010-01-04 16:25 blot.php

someone@somewhere:~$ getfacl /var/www/base64.php
getfacl: Removing leading '/' from absolute path names
# file: var/www/base64.php
# owner: root
# group: root
user::rw-
user:someone:rwx
group::r--
mask::rwx
other::r--

Code:
grub.d]# ls -l
total 64
-rwxr-xr-x. 1 root root 7528 Mar 15 11:40 00_header
-rwxr-xr-x. 1 root root 8872 Mar 15 11:40 10_linux
-rwxr-xr-x. 1 root root 9552 Mar 15 11:40 20_linux_xen
-rwxr-xr-x. 1 root root 9339 Mar 15 11:40 30_os-prober
-rwxr-xr-x  1 root root  691 Apr  5 10:55 39_puppy
-rwxr-xr-x. 1 root root  301 Mar 28 16:49 40_custom
-rwxr-xr-x. 1 root root   95 Mar 15 11:40 41_custom
-rwxr-xr-x. 1 root root 1259 Mar 15 11:40 90_persistent
-rw-r--r--. 1 root root  483 Mar 15 11:40 README

grub.d]# lsattr *
-------------e- 00_header
-------------e- 10_linux
-------------e- 20_linux_xen
-------------e- 30_os-prober
-------------e- 39_puppy
-------------e- 40_custom
-------------e- 41_custom
-------------e- 90_persistent
-------------e- README

[root@backup /]# sestatus
SELinux status:                 disabled
[root@backup /]# ls -ald /lib
dr-xr-xr-x. 8 root root 4096 Feb 14 16:45 /lib
[root@backup /]# ls -Zd /lib
dr-xr-xr-x. root root system_u:object_r:lib_t:s0       /lib
[root@backup /]# 
[root@backup /]# ls -ald /srv
drwxr-xr-x 9 root root 4096 May  8 15:37 /srv
[root@backup /]# ls -Zd /srv
drwxr-xr-x root root ?                                /srv
[root@backup /]#