Graylog Setup Guide for Multiple Postfix MTA Servers on AlmaLinux November 10, 2025 admin 0 CentOS, Linux, Operating Systems, Tutorials, Architecture Overview This guide sets up: 1 Central Graylog Server (AlmaLinux) - for log collection...
How To route all traffic from one IP address to a new one on Windows. July 30, 2025 admin 0 CentOS, Linux, Operating Systems, Tech, Tutorials, Uncategorized, Windows, Windows server, To route all traffic from one IP address to a new one on Windows using...
How to send email with s-nail from linux command line April 21, 2025 admin 0 CentOS, Linux, Operating Systems, Tech, Tutorials, S-nail is the new command line utility to send email replacing mailx to install :...
How to Configure TLS Certificates in Postfix January 23, 2025 admin 0 CentOS, Linux, Security, Tutorials, In today's security-conscious world, encrypting email communications is no longer optional - it's a necessity....
How to install WordPress on Rocky Linux July 15, 2024 admin 0 CentOS, Linux, Operating Systems, Tech, Tutorials, To install WordPress on Rocky Linux 9, follow these steps: Update System Packages: sudo dnf...
How To install and Configure Samba Server on Linux March 22, 2024 admin 0 CentOS, Linux, Operating Systems, Tutorials, Sure, here's a step-by-step guide on installing and configuring a Samba server on CentOS Linux,...
Copying ESXi VMs to a New ESXi Using SCP Directly March 18, 2024 admin 0 CentOS, Linux, Operating Systems, Tutorials, Virtualization, VMware, Windows, In the world of virtualization, efficiently migrating virtual machines (VMs) is crucial for maintenance, disaster...
How to Approve an Invalid Certificate in a Browser and Continue to an Unsecured Site February 25, 2024 admin 0 CentOS, Linux, Operating Systems, Security, Tutorials, Windows, Windows server, Sometimes, when browsing the internet, you will encounter a website that displays a warning about...
How to SET 2FA on local on-perm Exchange with open source software for free December 16, 2023 admin 0 CentOS, Hyper-v, Linux, Microsoft Exchange 2013, Microsoft Exchange 2016, Operating Systems, Software, Tech, Tutorials, Virtualization, VMware, Windows, Windows server, properly implementing Gluu's multi-factor authentication with Exchange Server 2016 Outlook Web App (OWA). Here is...
HOW TO USE POSTFIX SASL AUTHENTICATION August 25, 2023 admin 0 CentOS, Linux, Tutorials, How to use Postfix SASL authentication (unblog.ch)