Active Directory



What is Active Directory?

Active directory is a directory service which contains information of all user accounts and shared resources on a network.
Active directory is a centralized Hierarchical Directory Database.
Purpose of Active Directory
Provides user logon and authentication services using Kerberos protocol.

To centralize and decentralize the resource management.

To centrally organize and manage:

User accounts, computers, Groups, Network Resources.


Enables authorized users to easily locate network resources.
Structure of Active Directory
Logical Structure
•       Domain
•       Tree
•       Parent/root
•       Child/branch
•       Forest
Physical Structure
•       Domain  Controllers
•       Sites
Practical:
How to configure domain controller OR How to install Active directory domain services

Requirements to install ADDS (Active Directory Domain Services)
•       Server Operating system
•       Static IP Address
•       Domain Name Eg: Microsoft.com
•       DNS Service
•       NTFS Partition


IP: 10.0.0.1, Subnet Mask: 255.0.0.0, Pref.DNS: 10.0.0.1
Step1: Assign IP address.
Step2: Install Active Directory

Domain Controller


  1. 1.     Any one of the server Operating system workgroup model computer. If ADDS is installed, that machine is called Domain Controller.
    2.     Domain controller machine cannot create “Local Users”.
    3.     Domain Controller machine creates Domain User accounts.
    4.     Domain Controller machine uses NTDS.DIT database.  New Technology Directory Services. Directory Information Tree.
    5.     In WIN 2008 OS, NTDS.DIT database file size is 12MB. And the location is WINDOWS/NTDS.

Client & Member Servers

Clients


  •         A computer joined in the domain with client OS

          Client OS like- WIN VISTA, WIN XP PRO, WIN 2000 PRO, WIN 7 & WIN8.

Member Servers


  •       A computer joined in the domain with server OS
             Server OS like-WIN 2000 SERVER, WIN 2003 SERVER, WIN 2008 SERVER & WIN 2012 SERVER.
     

Comments

Post a Comment

Popular posts from this blog

Reasoning-Number Series

Complete the following series 225,224,____,222,221 a)220         b)223         c)219           d)226 Answer: b)      2. 17,19,23,29,31,37,______     a)41               b)43         c)40           d)42    Answer: If you look at the above series they are all prime numbers, next series will be 41        3.225,196,169,____,121,100,81     a)156              b)144         c)136           d)125 Answer: above series can be written as 15^2,14^2,13^2,____,11^2,10^2,9^2. The missing series is 12^2=144.     4.12,14,15,16,18,20     a)22              b)25         c)21           d)23 Answer: consider above series into two alternate parts. Like 12,15,18,____ & 14,16,20. Then the difference of two alternate series as follows: 3,3,3___ & 2,4. Next series after 18 need to be added with 3= 18+3=21.     5.64,125,216,343,__     a)64              b)424         c)317           d)512 Answer: The above series can be written, 4^3,5^3,6^3,7^3, then the next
Read more

Reasoning-Letter Series

Question & Answers 46. abc-a--d-bcdabcd (1)d b b a        (2)d c a a        (3)a b c d     (4)d b c a 47.b-da-cda-c-abc (1)a a b b        (2)d b c a        (3)a d b c     (4)c b b d 48. a a a b -b c - - a a - (1)a b b c        (2)a c b c        (3)b a c a     (4)b c c a 49. -b a b - b c b c - c a - a b (1)a b c c         (2)a b c b        (3)a c a c     (4)a a c b 50.a b c - - c b a a - c d d c - a (1)d b d b        (2)d d b b         (3)b c a d     (4)a d b c 51.E, A _, O, I (1)E        (2)U        (3)X     (4)V 52.D , F ,G, H , J ,K , L, M , N __ (1)O        (2)Q        (3)P     (4)R 53.E, J, O , T, Y, ____ (1)D        (2)Z        (3)C     (4)E 54.G, J, N , Q, U, ____ (1)W        (2)X        (3)Y     (4)Z 55.R, K, F, C, ____ (1)Z        (2)Y        (3)W     (4)A 56. BY,CX,EV, GT, KP,____ (1)JQ        (2)MN        (3)PK     (4)LO 57.AI,EO,IU,__,UE (1)OU        (2)OI        (3)UA     (4)OA 58.AP, BQ, CR, DS, ____ (1)ET        (2)EU        (3
Read more

Multiply Negative numbers in java

For this challenge, you will be given an array and you are asked to count how many numbers are negative and multiply them and print the output to the STDOUT.  Input Format  -  you will be taking a number as an input from STDIN which tells about the length of the array. On another line, array elements should be there with single space between them.  Output Format  -  print the multiplication to the STDOUT.  Sample Test Case:   Sample Input: - 7 -8 -7 6 0 7 -1 6 Sample Output  -  -56  Explanation:   There are three negative numbers present in the array and their multiplication comes out to be -56.
Read more