How to Install Webmin on CentOS/RHEL 7

Webmin is a web-based interface for system administration for Centos / RHEL and mostly other distribution as well. User accounts, Apache, DNS, file sharing and other services can be managed by web browser using webmin tool.

Step 1: Change Directory to save downloaded data:

[root@linuxcnf ~]# cd /opt/ [root@linuxcnf opt]#

Step 2: Install prerequisites for webmin tool:

[root@linuxcnf opt]# yum install perl-Net-SSLeay wget Loaded plugins: fastestmirror ……. Installed:   perl-Net-SSLeay.x86_64 0:1.55-3.el7       wget.x86_64 0:1.14-10.el7_0.1 Complete! [root@linuxcnf opt]#

Step 3: Download rpm key file:

[root@linuxcnf opt]# wget http://www.webmin.com/jcameron-key.asc ……. Saving to: ‘jcameron-key.asc’ 100%[======================================>] 1,320       --.-K/s   in 0s 2016-03-19 04:40:21 (68.5 MB/s) - ‘jcameron-key.asc’ saved [1320/1320] [root@linuxcnf opt]#

Step 4: Download webmin package from official site:

[root@linuxcnf opt]# wget  http://www.webmin.com/download/rpm/webmin-current.rpm …… Saving to: ‘webmin-current.rpm’ 100%[======================================>] 28,708,923   324KB/s   in 1m 51s 2016-03-19 04:47:18 (254 KB/s) - ‘webmin-current.rpm’ saved [28708923/28708923] [root@linuxcnf opt]#

Step 5: Import rpm key:

[root@linuxcnf opt]# rpm --import jcameron-key.asc [root@linuxcnf opt]#

Step 6: Install webmin package:

[root@linuxcnf opt]# rpm -Uvh webmin-*.rpm Preparing...                          ################################# [100%] Operating system is CentOS Linux Updating / installing...    1:webmin-1.791-1                   ################################# [100%] Webmin install complete. You can now login to https://localhost.localdomain:10000/ as root with your root password. [root@linuxcnf opt]#

Step 7: Start webmin service:

[root@linuxcnf opt]# service webmin start

Step 8: Configure webmin service to start on bootup:

[root@linuxcnf opt]# chkconfig webmin on

Step 9: Open port from the OS firewall:

[root@linuxcnf opt]# firewall-cmd --permanent --zone=public --add-port=10000/tcp Success [root@linuxcnf opt]#

Step 10: Reload firewall service to reload configuration:

[root@linuxcnf opt]# firewall-cmd --reload Success [root@linuxcnf opt]#

  

It’s done. Login to Webmin URL http://localhost:10000/ and use root username and password.