Can’t authorize DHCP server (solution)

If you can’t authorize the DHCP server which is installed on a member server, login as enterprise administrator and try it.

how to login as enterprise administrator from member server

If you are simply login as administrator with password, it will be the administrator account in the member server. So use the fully qualified name to login as enterprise administrator like administrator@home.internal

asterisk with GUI (Asterisknow)

Now install and manage the open source PBX Asterisk with GUI!!!!!!!!

Download Asterisknow form here :

32 bit version: http://www.asterisk.org/downloads/asterisknow/i386/asterisknow32.iso

64 bit version: http://www.asterisk.org/downloads/asterisknow/x86_64/asterisknow64.iso

Find the installation date of an OS

Go to command prompt and run the following command:
systeminfo | find /i "install date"

“John the ripper”….. the ultimate password cracker for Linux/Unix

Installation & configuration:

1. Download John the ripper  from www.openwall.com
2. Do the following as root:

   # tar -xzvf john-1.7.6.tar.gz (to extract)

   # cd john-1.7.6/src/

   # make (to see the platforms and select our platform)

   # make linux-x86-64

   # cd ../run/

3. Now John is ready to run

   #./john -users:binoy /etc/shadow (we can give multiple users separated by comma)

   we can see the password on screen. Also, password will be stored in john.pot

   # cat john.pot (to see the password)

   # ./john -show -users:binoy /etc/shadow (it will show full details of that account in /etc/shadow file as below)

   binoy:abc123:15003:0:99999:7:::

Bluefish……A great free Linux/Windows Editor

Included language definition files for:
    * C/C++
    * CSS
    * CFML
    * gettext PO
    * HTML
    * Java
    * JavaScript
    * JSP
    * Perl
    * PHP
    * Python
    * Ruby
    * Shell
    * SQL
    * XML
and plenty more features.

Go to http://bluefish.openoffice.nl/ for more details  and installation instructions