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how to configure firewalld on redhat rhel

how to configure firewalld on redhat rhel

What you will read?1 Verify and start FirewallD2 Understand runtime vs permanent3 Inspect zones and active zone4 Assign interfaces and set default zone5 Allow common services safely6 Open specific ports or ranges7 Restrict by source IP8 Add rate limits and logging9 Enable masquerading (NAT)10 Configure port forwarding11 Create a custom service12 Manage ICMP (ping) rules13…

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How to configure nginx reverse proxy on centos stream 9

How to configure nginx reverse proxy on centos stream 9

What you will read?1 Step 1: Verify OS and update packages2 Step 2: Install and start Nginx3 Step 3: Allow HTTP/HTTPS in firewalld4 Step 4: Prepare SELinux rules5 Step 5: Create a basic reverse proxy6 Step 6: Validate syntax and reload Nginx7 Step 7: Enable HTTPS with Let’s Encrypt8 Step 8: Harden TLS and headers…

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How to install Firefox on ubuntu 25.04

How to install Firefox on ubuntu 25.04

What you will read?1 Step 1: Update the System2 Step 2: Install Firefox Using APT3 Step 3: Verify Firefox Installation4 Step 4: Launch Firefox Firefox is a popular open-source browser known for speed, security, and strong privacy features. On Ubuntu 25.04, you can install Firefox easily from official sources to enjoy the latest updates and…

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How to install brave on ubuntu 25.04

How to install brave on ubuntu 25.04

What you will read?1 Step 1: Update System Packages2 Step 2: Install Required Dependencies3 Step 3: Add Brave Repository4 Step 4: Install Brave Browser5 Step 5: Launch Brave Brave is a privacy-focused web browser with built-in ad-blocking, tracker prevention, and crypto wallet features. It is fast, lightweight, and based on Chromium, making it a great…

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How to install postgresql on Centos stream 9

How to install postgresql on Centos stream 9

What you will read?1 Step 1: Update System Packages2 Step 2: Install the PostgreSQL Module3 Step 3: Initialize the Database4 Step 4: Start and Enable PostgreSQL5 Step 5: Access PostgreSQL6 Step 6: Create a Database and User7 Step 7: Enable Remote Connections (Optional) PostgreSQL is a powerful open-source relational database system that powers many enterprise…

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How to install postgresql on Debian 12

How to install postgresql on Debian 12

What you will read?1 Step 1: Update System Packages2 Step 2: Install PostgreSQL3 Step 3: Enable and Start the Service4 Step 4: Switch to PostgreSQL User5 Step 5: Create a New Database and User6 Step 6: Allow Remote Connections (Optional) PostgreSQL is a powerful open-source relational database system widely used for applications, APIs, and enterprise…

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how to install v2ray websocket tls on debian 12

how to install v2ray websocket tls on debian 12

What you will read?1 Step 1 — Prerequisites and DNS2 Step 2 — Update Debian 12.11 and install base tools3 Step 3 — Install Nginx4 Step 4 — Prepare variables5 Step 5 — Create HTTP server block and webroot6 Step 6 — Issue Let’s Encrypt TLS certificate (webroot)7 Step 7 — Install V2Ray core8 Step…

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how to install postgresql on ubuntu 25.10

how to install postgresql on ubuntu 25.10

What you will read?1 Update system and prerequisites2 Install PostgreSQL from Ubuntu repository3 Optional: Install latest PostgreSQL from PGDG4 Check and manage the PostgreSQL service5 Set the postgres superuser password6 Create an application role and database7 Configure listen address and authentication8 Open the firewall (UFW) for PostgreSQL9 Verify remote connectivity10 Backup and restore essentials11 Minor…

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How to Setup Space Engineers Dedicated Server on Windows server 2022

How to Setup Space Engineers Dedicated Server on Windows server 2022

What you will read?1 Step 1: Download SteamCMD2 Step 2: Install Space Engineers Dedicated Server Files3 Step 3: Configure the Dedicated Server4 Step 4: Allow Firewall and Port Access5 Step 5: Start the Space Engineers Dedicated Server6 Optional Step: Set the Server to Start Automatically Hosting a Space Engineers dedicated server on Windows Server 2022…

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