Beginning Red Hat Linux 9 phần 6 ppt

... kapils:!!$1 $68 Q7Ci4g$CqbN8rdCBw4GmxDlouQ2q/:12100:0 :99 999 :7::: deepakt:$1$sUejrBGF$I3cSo2TRmKIbN55wfLgfB1:12100:0 :99 999 :7::: markm:!!:12100:0 :99 999 :7::: The ! ! in the second field means that the account is disabled. ... of the /etc/shadow, to see what has changed: eziodm:$l$W/RgbXrI$OP9t9IyVmQyvPfxNLUFwQ1:12100:0 :99 999 :7::: kapils:!!$1 $68 Q7Ci4g$CqbN8rdCBw4GmxDlouQ2q/:121...

Ngày tải lên: 13/08/2014, 04:21

... command shell interpreter that is used by default in Red Hat Linux is bash. We'll look more closely at the bash shell in Chapter 6. The information entered in this dialog is stored in the user account ... expect in a Linux system and the type of files that they are supposed to contain. That said, Red Hat still has some distribution−specific directories that you won't f...

Ngày tải lên: 13/08/2014, 04:21

... tools that Red Hat Linux 9 makes available for you to do this. Web Browsers Obviously, the most common and popular way of accessing the Internet is by using a web browser. Red Hat Linux 9 comes ... chapter we'll survey some of the many applications available within the Red Hat Linux 9 distribution. Red Hat Linux 9 comes with a bewildering array of applicat...

Ngày tải lên: 13/08/2014, 04:21

... Available Use% Mounted on /dev/hda2 57 161 72 342 498 8 2000812 64 % / /dev/hdal 1010 89 191 37 767 33 20% /boot none 94 752 0 94 752 0% /dev/shm /dev/cdrom 6 594 88 6 594 88 0 100% /mnt/cdrom The Available ... root 68 5 0.0 0.3 2 0 96 752 ? S Jan15 0:00 xinetd −stayalive −reuse −pidfile /var/run/xinetd.pid deepakt 5270 0.0 3.1 164 36 595 2 ? S 12:03 0:04 /usr/bin/gnome−sessio...

Ngày tải lên: 13/08/2014, 04:21

... Command 2 59 Compiling, Installing, and Running Software 261 Who Is Logged In? 262 Summary 263 Chapter 9: Building Networks 265 Overview 265 Networking 266 Red Hat Linux and Networking 266 Assumptions ... Hardware 397 Physical Security of the Hardware 397 Hardware Failure 398 Local Security 399 (Mis)using the root Account 399 Passwords 399 Keeping Software Up...

Ngày tải lên: 13/08/2014, 04:21

... on /dev/hda2 57 161 72 34 268 68 199 893 2 64 % / /dev/hdal 1010 89 191 37 767 33 20% /boot none 94 752 0 94 752 0% /dev/shm /dev/fd0 1423 105 1318 8% /mnt/floppy /dev/cdrom 66 1728 66 1728 0 100% /mnt/cdrom The ... 101 .97 5 primary ext3 boot 2 101 .97 5 499 6. 7 79 primary ext3 4 499 6. 780 5773.3 59 primary ext2 3 5773.3 59 61 49. 882 primary linux swap 7. We now proceed...

Ngày tải lên: 13/08/2014, 04:21

... system user account, you'll be refused: $ ftp 192 . 168 .0 .99 Connected to 192 . 168 .0 .99 ( 192 . 168 .0 .99 ). 220 (vsFTPd 1.1.3) Name ( 192 . 168 .0 .99 :none): eziodm 530 This FTP server is anonymous only. Login ... telnet 192 . 168 .0 .99 25 220 linuxbox ESMTP Sendmail 8.12.5/8.12.5; Thu, 6 Mar 2003 13:53:33 GMT A response like the one shown above proves that Sendmail is liste...

Ngày tải lên: 13/08/2014, 04:21

... Mounted on /dev/hdal 3020140 1582 492 1284232 56% / /dev/hda5 768 4844 1280812 60 1 365 6 18% /data /dev/hda2 3020172 263 7411 2 293 41 92 % /home none 94 868 0 94 868 0% /dev/shm We would then need ... all the files and their sizes, like so: 365 6 /home/postgres/base/1 365 6 /home/postgres/base/1 69 7 5 4 /home/postgres/base/1 69 7 6/ pgsql_tmp What Is Perl? 360 We can break e...

Ngày tải lên: 13/08/2014, 04:21

... security of your Red Hat Linux system. Identifying What Is Valuable The first step in planning the security of your Red Hat Linux system is to identify what you have on that system that is of value ... Blvd., Suite 103<br>\s*Fremont, CA 94 5 39/ 7150 Koll Center Parkway, Suite 200<br>\nPleasanton, CA 94 566 /gsi' *.html Application 3: What Is My System Load? 38...

Ngày tải lên: 13/08/2014, 04:21

... Internet). # rpm −iv −−httpproxy 10.4 .65 .2 −−httpport 3128 http://ftp.redhat.com/pub/redhat /linux/ 9/ en/os/i3 86/ RedHat/RPMS/tripwire− 2.3.1−17.i3 86. rpm The command also assumes that you're running on ... for a subnet 192 . 168 .1.0 with a netmask of 255.255.255.0, i.e. 24 bits). Fred ( 192 . 168 .1.l) is a Windows machine that we'll use as a telnet client, Bob ( 192 . 168 ....

Ngày tải lên: 13/08/2014, 04:21