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Showing posts with label linux. Show all posts
Showing posts with label linux. Show all posts
Tuesday, December 9, 2025

Changing the Gateway IP in Rocky Linux

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  Step 1: Find the Real Connection Name Before you change anything, ask NetworkManager what the connection is actually called. Do not guess....

Fix "Failed to Mount /sysroot" on Rocky Linux

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 There are few things more heart-stopping for a System Administrator than watching a server boot, only to see it hang and drop into the drea...
Monday, October 27, 2025

Enable Hibernation in Fedora 42 (With Power Menu Integration)

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Fedora 42 is a leading-edge Linux distribution, but hibernation isn’t enabled out of the box. Here’s a step-by-step guide to enable hibernat...
Thursday, June 26, 2025

Configure NGinx to serve static files and Apache for dynamic

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In CentOS 6.x Follow the following steps for installation.  rpm -Uvh http://dl.fedoraproject.org/pub/epel/6/x86_64/epel-release-6-8.noarch.r...

Installation FFmpeg on Linux RHEL/CentOS 6.X

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FFmpeg : FFmpeg is simply a tool that implements a decoder and then an encoder. It is a complete, cross-platform solution to record, convert...

Simplest rules to Redirect using .htaccess

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Simplest rules to Redirect using .htaccess How to write rewrite rule (URL rewriting, mod_rewrite) (1) Redirect site from http to https : Add...
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Tuesday, October 6, 2015

How to Block Emails Containing Specific Words Using Exim System Filter

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Spam and unwanted commercial messages are a major headache. While many server-level spam filters exist, sometimes you need a quick, custom w...
Wednesday, July 8, 2015

Linux tune the VM subsystem.

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Tuning the memory subsystem in Linux is a powerful but delicate task. The right settings can boost your system’s performance, but incorrect ...