*************
:
:
:. .
: ( )
: ( )
************


::



(firewall)



2008
(unix,liunx)



(windows 7)
7


________________


::


::


_____________________


______________________


1- ( )
2-

config
7
3-


4-

6-
( )



_______________

::

_______________







http://www.youtube.com/watch?v=9zC6BOZegNw


(defualt)

system


root
kerenal
ѿ
ȿ

(permissin)

(root)
(user)


user


md5
vb

_____________________


_____________________


1-
red hat
fedora centos debian

2-
perl,pythn,c,c++,c#,php,html


3-
100
c++

update
4-
5-

exeutable
exe



exe
deb,rpm exe
6-
add/remove
῿


apply

7-
ubuntu

_____________


_____________

ȿ



1-



2-
3-





vlc :
mplayer
nero
real player
kmplayer


microsoft office
open ffice
















fedora 10,11
open suze 8,9
ubunut 8,9.04
backtrack 2,3,4
knoppix 5
slax


kubuntu