How to join ubuntu Workstation in Microsoft active directoy domain

Using-Microsoft Server-2003

Host-Names               computer-2
Primary Dns Suffix-   domain1.local
Ip Add-            
Subnet Mask   
Default Gateway

Ubuntu System-

Step-1 Check ping..

[root@server ashutosh]# ping
[root@server ashutosh]# ping computer-2.domain1.local

Step-2 Entry AD Domain IP nad Hostname

[root@server ashutosh]# vim /etc/hosts     computer-2

Step-3 Edit this file--

Comment Line No-11 (# hosts:files mdns4_minimal [NOTFOUND=return] dns mdns4)
Then Type blew New line-
'hosts: file dns mdns4'
[root@server ashutosh]#  vim /etc/nsswitch.conf


# /etc/nsswitch.conf
# Example configuration of GNU Name Service Switch functionality.
# If you have the `glibc-doc-reference' and `info' packages installed, try:
# `info libc "Name Service Switch"' for information about this file.

passwd:         compat
group:          compat
shadow:         compat
# hosts:          files mdns4_minimal [NOTFOUND=return] dns mdns4
hosts:            file dns mdns4

networks:       files

protocols:      db files
services:        db files
ethers:           db files
rpc:                db files

netgroup:       nis

:wq (Save & Qiit)

Step-4 Edit '/etc/resolve.conf' file
[root@server ashutosh]# vim /etc/resolve.conf       (Comment all line any type new line)

search domain1.local


Step-5 Edit '/etc/dhcp3/dhclient.conf' file
[root@server ashutosh]# vim /etc/dhcp3/dhclient.conf    (Open file and type 2 new line )
[root@server ashutosh]# vim /etc/dhcp/dhclient.conf     (Open file and type 2 new line )


supersede   "domain1.local";
prepend     domain-name-servers;


Step-6 Open visudo file and edit..
[root@server ashutosh]# visudo             


# User privilege specification
root    ALL=(ALL:ALL) ALL
DOMAIN1\\ashutosh    ALL=(ALL) ALL

# Members of the admin group may gain root privileges
%admin ALL=(ALL) ALL
%domain\\domain^users  ALL=(ALL)  ALL

# Press Ctrl+o and then prees Enter    (To Save)
# Press Ctrl+x                         (To Quit or Exit)


Step-7 Now Install 'likewise' Pcakges-

Ubuntu 10.04---> Go to System--> Administration--> 'Synaptic-Package-MANAGER'---> Search Box Type- 'likewise' And Now install likewise package.

ubuntu 12.04 ---> open 'Ubuntu-Software-Center' --> Search Box Type- 'likewise' And Now install likewise package.

[root@server ashutosh]# apt-get install likewise* -y

Sucessfully install-

Step-8 Open-

Ubuntu 10.04--->Go to System--> Administration--> and open 'Active Directory membership'--> and open

ubuntu 12.04 ---> click top left corner 'Dash Home' --> Search Active Directory membership'--> and open

Now Active Directory membership Box Has been open  and type--

Computer Name:--->  ubuntu
Domain: ----------> domain1.local

Then open New box- 'Authentication Required'

User:  ashutosh
Password: *******

Note (Message)- Warning: System restart required  ...Close all boxes and restart system


Again system on--->and click othe (login)

username: domain1\ashutosh

Password: *******

Now Sucessfully has been login Microsoft Active Directory Domain ...

I hope you like it.
So Enjoy............................!

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