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How to create a new group in Linux using groupadd command

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The groupadd command can be used in Linux to add user groups to the system. The basic syntax of Linux groupadd command is groupadd <groupname>. If no command-line options are used, the group is created with the next available Group ID number (GID) above 499. To specify a GID, use the groupadd -g <gid> <group-name> command.

[root@RHEL2 ~]# groupadd engineering

To add existing Linux users to a group, use the usermod -aG <groups> <username> command.

[root@RHEL2 ~]# usermod -aG engineering tintin

Note: You should be familiar how to add a user in Linux before learning this lesson. Click the following link to learn how to add a user in a Linux machine using useradd command.

              Jajish Thomason Google+
Related Topics
Introduction to Linux user administration How to add a user in Linux using useradd command How to use passwd command to manage user passwords How to modify a Linux user using usermod command How to set Linux password aging using chage command How to remove user from Linux using userdel command The Linux user database (/etc/passwd) The Linux password database (/etc/shadow) Introduction to Linux User Group Linux Group Database (/etc/group) file How to manage Linux user group
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