I will briefly describe the Linux directory structure:Continue reading “Linux file system and directory structure”
Axigen is a free mail server.Continue reading “How to install Axigen”
In this article I will give an example of disabling legacy protocols in cPanel & WHM.Continue reading “How to disable TLS 1.0 and TLS 1.1 in cPanel & WHM”
The TLS 1.0 protocol appeared in 1999, TLS 1.1 in 2006, and they will both be considered obsolete in 2020, and will also have to be removed from support in various browsers around March 2020, so you need to disable them. Similarly, SSL 2.0, SSL 3.0 protocols were previously outdated.Continue reading “How to disable TLS 1.0 and TLS 1.1 in Nginx”
Below is an example of installing iRedMail on Ubuntu/Debian.
On the test I will install iRedMail 1.0 on Ubuntu 18.04 LTS.
I will give a few explanations:Continue reading “What is the difference between Windows x32 and Windows x64”
In the Windows DNS cache, records of domain names with their IP addresses to which were accessed are stored. When a user opens a site for the first time, a DNS server is accessed; upon subsequent openings of a site, Windows already takes information from the cache. Therefore, if a new IP address has been assigned to a domain, then the system will access the old one for a while based on the data in the cache.Continue reading “How to clear the DNS cache in Windows”
To prohibit Internet access to certain IP addresses on the internal network, you need to click “IP” – “Firewall” in the router settings, add new rules in the “Filter Rules” tab by clicking “Add New” or “+”.Continue reading “Deny internet access on Mikrotik”
Let’s say the current year and copyright are manually specified in the template of the site:Continue reading “How to display the current year in the footer of the site”