John hens
174 posts
how to set proxy in ubuntu 25.04 command line
What you will read?1 Step 1: Set a Temporary Proxy2 Step 2: Configure Proxy for a Single User3 Step 3: Set a System-wide Proxy4 Step 4: Configure Proxy for APT5 Step 5: Set Proxy for Snap Setting a proxy on Ubuntu 25.04 via command line is useful for controlling internet access and routing traffic. Step…
How to Change SSH Port on Red Hat
What you will read?1 Step 1: Connect to Your Server via SSH2 Step 2: Open the SSH Configuration File3 Step 3: Change the SSH Port Number4 Step 4: Allow the New Port in Your Firewall5 Step 5: Restart the SSH Service6 Step 6: Test the New SSH Port Changing the default SSH port can help…
How to Change SSH Port on CentOS 8
What you will read?1 Step 1: Pick a New SSH Port2 Step 2: Open the New Port in Firewall3 Step 3: Edit SSH Config File4 Step 4: Restart SSH Service5 Step 5: Test SSH on the New Port By default, SSH runs on port 22. Changing it helps avoid automated scans and basic attacks. Step…
How to Change SSH Port on Debian 12
What you will read?1 Step 1: Pick a New Port2 Step 2: Allow the New Port in Firewall3 Step 3: Update SSH Configuration4 Step 4: Restart SSH Service5 Step 5: Test the New SSH Connection Changing the default SSH port from 22 to a custom one is a simple security measure that helps reduce unwanted…
How to Change SSH Port on Ubuntu 25.04
What you will read?1 Step 1: Choose and open a new port2 Step 2: Edit the SSH configuration3 Step 3: Restart SSH service4 Step 4: Test the new SSH port5 Step 5: Close the default SSH port SSH is one of the most used services on any Linux server, but leaving it on the default…
How to Config V2Ray on Ubuntu 25.04
What you will read?1 Step 1: Install required dependencies2 Step 2: Install V2Ray using official script3 Step 3: Enable and start the service4 Step 4: Configure the V2Ray client5 Step 5: Restart to apply config V2Ray is a powerful proxy tool that supports protocols like VMess and VLESS. On Ubuntu 25.04, you can set up…
How to Create Guest Account on Ubuntu 25.04
What you will read?1 Step 1: Create a limited user2 Step 2: Revoke admin rights3 Step 3: Limit access to your files4 Step 4: Assign a login shell5 Step 5: Clean up the guest’s files optional6 Optional Step: Disable GUI login Ubuntu 25.04 doesn’t offer built-in guest sessions by default, but you can still create…
How to Install V2Ray on Ubuntu 25.04
What you will read?1 Step 1: Update your system2 Step 2: Install curl (if not installed)3 Step 3: Run the official V2Ray installation script4 Step 4: Start and enable V2Ray service5 Step 5: Edit the V2Ray configuration6 Optional Step: Check V2Ray logs V2Ray is a powerful open-source platform for building secure internet proxy services. It’s…
how to repair ubuntu 25.04 without losing data
What you will read?1 Step 1: Boot into recovery mode2 Step 2: Fix broken packages3 Step 3: Reinstall the desktop4 Step 4: Repair bootloader from live USB5 Step 5: Reconfigure system packages6 Optional Step: Clean up old files When Ubuntu 25.04 breaks or fails to boot, you can often fix it without reinstalling or losing…