ยปTag: Debian

How to Install Let’s Encrypt in CentOS / RHEL / Fedora / FreeBSD / OpenBSD / Ubuntu / Linux

Let's Encrypt is a free, automated, and open certificate authority (CA) that provides Domain Validated (DV) certificates essential for SSL, which enables the HTTPS secure connection that encrypts data transfer. . The DV certificate verifies that you [...]

Install Munin Tracking & Monitoring System (RedHat/CentOS/Ubuntu/SUSE)

Munin Monitoring System is one of the popular computer system, network and infrastructure monitoring tool. With Munin, real-time information about the servers, applications, services, SANs, network and many more resources is available in graphs through a web [...]

Mail: Command Not Found in Linux (RedHat / CentOS / Debian / Ubuntu)

In Linux operating system such as Red Hat Enterprise Linux (RHEL), CentOS and Ubuntu, the following error may occur mail when running mail command to access a mailbox, maildir, mail file: -bash: mail: command not found The [...]

By |2016-12-09T08:39:15+08:00December 9th, 2016|Categories: Linux|Tags: , , , , , , , |0 Comments

Perl Module This Distribution Requires a Working Compiler at Makefile.PL

When compiling and installing a Perl module from source via CPAN or CPANM (CPANMinus) on Linux such as RHEL, CentOS and Ubuntu, a compiling error may occur when running the Makefile. The error message shown can vary, [...]

By |2016-12-09T08:39:16+08:00December 9th, 2016|Categories: Linux|Tags: , , , , , , , , , , |0 Comments

How to Read User Mail in the Webmin / Virtualmin / Cloudmin

Webmin is a web-based GUI interface to manage UNIX and Linux systems. Webmin is also the base of which Virtualmin, the web hosting control panel like Plesk or Cpanel, and Cloudmin, which is used to manage virtual [...]

Install & Set Up Linux Web Server with Virtualmin Control Panel

Virtualmin is an open source domain hosting and web server control panel built on top of Webmin, a web-based system administration tool for Unix and Linux operating systems. Virtualmin provides and simplifies the tasks to multiple domains [...]