I have already written two articles on User and Group management in Linux.here in this article mostly i focused on how to create and delete multiple users or multiple groups in linux at a time.And we will also learn How to create a series of Linux Users in a sequence like from U1 to U100 at a time and delete them.

User and Group Management For Linux User Part-1

User and Group Management For Linux User Part-2

How to Lock and unlock Users in Linux in Detail.

And Now this is part-3 of User and Group Management Tutorial in Linux.

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I have already written an article on how to create users and group in Linux and how to manage it along with few script to add users and Groups in Linux.This tutorial is enhanced form of my previous article User and Group Management Tutorial for linux User Part-1.

How to Lock and Unlock Users in Linux.

In this article we will learn some typical and conceptual thing about customizing and managing  Users and Groups in Linux Machines like changing Users home Directory,Creating Users in Linux with Custom Home Directory,Adding a user even without any Home Directory,Creating Users with custom User ID,Creating Users with Custom Group ID,Adding a User to Multiple Groups,Creating a User with Account Expiry date,Creating a User with Custom Comments and Many more.

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Here in this lab we will see how to easily configure your cisco router to work as multiple DHCP SERVER.To perform this lab i have here used Cisco Packet Tracer Software and using packet Tracer lab i will show you an example to configure multiple DHCP Server on single Router. Here in this Lab Router0 will work as multiple DHCP Server. So now it’s time to perform the lab step wise in few simple steps. Read the rest of this entry »

In this tutorial we are going to build our own customize kernel for our RedHat Enterprise Linux.Before we go further i love to remind you that we will do all these process as root user and all the commands will be performed inside your linux kernel Directory which is located inside /usr/src folder. Read the rest of this entry »

In this tutorial we will learn about user and group management in linux.We will learn how to add and delete user and groups in linux.We will also learn how add multiple users and groups through simple script or program.Our this article contains linux user database and password related information.We will also see how to display or check password status of any linux user and how to set password expiry date for any linux user.Not only this we will also learn how to set account expiry date and set user to be inactive after certain number of inactive days.There are many more in this article and to gain all you have to go through this article. Read the rest of this entry »