habibzain

  Just husband, father and enthusiastic men about System Administration. Love to write short article about it. Perhaps can help and be useful for others.

       



150 Stories by habibzain

Centos Failed Update Kernel

Today I did a kernel update on my server with Centos 7 OS. At the end of the update process, I found a kernel...
0 1 min read

Easy Fix Missing mirrorlist http://mirrorlist.centos.org on CentOS 7

When running yum update or command that utilize the yum system, errors similar to the following are produced: If you’re encountering issues with the...
2 1 min read

Easy Create Laravel Project with Composer

Requirement Laravel, a popular PHP framework, is renowned for its elegant syntax and robust features, making it a top choice for web developers. One...
0 1 min read

Ansible Ubuntu 20.04

Introduction Ansible is an open-source automation tool that simplifies configuration management, application deployment, and task automation. It is designed to be simple, lightweight, and...
0 1 min read

Virtualbox Change Storage Size

Changing the storage size of a virtual machine in VirtualBox involves a few steps. Here’s a general guide. Backup your Virtual Machine (VM) Before...
0 35 sec read

Easy Setup Logrotate Nginx Ubuntu

Log rotation is an important aspect of managing log files on a Linux system, including those generated by Nginx. Logrotate is a utility that...
0 1 min read

Zimbra Relay Amazon SES

Zimbra is a widely used collaboration platform that provides robust email services. When it comes to improving email deliverability and ensuring the security of...
0 1 min read

Export Import Putty Session

In the world of secure terminal emulation, PuTTY stands out as a reliable and widely-used tool for connecting to remote servers. One of PuTTY’s...
0 1 min read

Install Zimbra 10 Ubuntu 20.04 from Scratch

Zimbra 10 may have had specific installation requirements, and there might be updates or changes beyond that point. Here is simple guide how to...
2 4 min read

Zimbra Cannot start TLS: handshake failure

The Zimbra log show error message “Cannot start TLS handshake” typically indicates an issue with establishing a secure TLS (Transport Layer Security) connection. This...
0 1 min read

Build Zimbra 10 Open Source with zm-build in Ubuntu 20.04

In the realm of open source email collaboration platforms, Zimbra 10 stands out as a powerful and feature rich solution for businesses seeking robust...
0 2 min read

Setup dnsmasq on CentOS / RHEL / Rocky / Almalinux 7/8/9

In the realm of networking and system administration, efficient DNS (Domain Name System) management is crucial for seamless communication between devices. One powerful tool...
0 1 min read