Search Results for : DNS

Jan 19, 2016 - no comments Tutorials

How to install and configure Bind DNS Cluster in Linux

Index Introduction Requirements Setup Master DNS Server Setup slave DNS server Finishing point 1. Introduction Short for Domain Name System (or Se....

Apr 26, 2019 - no comments Tutorials

How to enable extended exim log or advanced exim logs in Cpanel servers

This article will tell you how easily you can configure advanced exim logs in cpanel servers. The extended exim logs in cpanel server will help yo....

Apr 20, 2019 - no comments Tutorials

How to install Fail2Ban on CentOS 7

Fail2ban scans log files and bans IPs that show the malicious signs — too many password failures, seeking for exploits, etc. The commands ar....

Jan 30, 2016 - no comments Tutorials

How to Install Varnish on CentOS 7 or RHEL 7

Index Introduction Varnish Cache Performance Parameters Requirements Installation Steps How to setup Varnish 4 for Apache Testing varnish 1. Intro....

Jan 14, 2016 - 57 comments Tutorials

Zimbra Server Migration and Zimbra Account Transfer – The Perfect Method

Index Introduction Requirement Presetup Backup all data from Old server Find all domains Find all admin accounts Find all email accounts Get all d....

Jan 10, 2016 - 5 comments Tutorials

How to install and configure Foreman on CentOS 7 or RHEL 7

Index Introduction Features Operating System Prerequisites Install Foreman on CentOS 7 / RHEL 7 Configure EPEL, Puppet and Foreman repositories Do....

Jan 09, 2016 - 19 comments Tutorials

How to upgrade OpenSSL on Centos 7 or RHEL 7

1. Introduction OpenSSL is a library that provides cryptographic functionality, specifically SSL/TLS for popular applications such as secure web s....