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🐧 MODERN LINUX NETWORK TROUBLESHOOTING – MADE SIMPLE!

Whether you’re using Ubuntu, Debian, Fedora, Arch, or RHEL-based systems, this light-theme infographic walks you through modern Linux networking commands step by step — from checking IPs and routing to DNS, NetworkManager, and packet capture 🌐💻

🐧 Modern Linux Network Troubleshooting Guide
Works on Ubuntu 20.04+, Debian 11+, RHEL/CentOS Stream, Rocky, Fedora, Arch

1️⃣ CHECK NETWORK INTERFACES & IP ADDRESS
Copy code
Bash
ip addr show
Purpose:
Shows IP addresses (IPv4/IPv6)
Confirms interface is UP
Copy code
Bash
ip link show
Purpose:
Checks physical/logical interface state (UP/DOWN)

2️⃣ CHECK DEFAULT GATEWAY &...

Welcome to ColibriSM - customizable, secure and easy to use social networking script. With our script, you can create a powerful and unique social network platform tailored to your needs. Our focus on security means you can build your site with confidence, and our flexible design options allow you to create a site that is completely yours. Start building your own social media platform with ColibriSM today!

Download Link

Welcome to ColibriSM - customizable, secure and easy to use social networking script. With our script, you can create a powerful and unique social network platform tailored to your needs. Our focus on security means you can build your site with confidence, and our flexible design options allow you to create a site that is completely yours. Start building your own social media platform with ColibriSM today!

Download Link

Sngine v3.1 NULLED is a modern social network script (somewhat similar to VK and Facebook). Easy installation that will take one minute, there is a Russian language, a convenient admin panel in which you can fully manage the system, all the necessary functions for a modern social network are included.

General Features:
- Users can add others as friends.
- Sngine also supports the following "following" system such as Twitter/Facebook.
- Real-time news feed, chat, notifications and profile updates.
- Users can share any public post on Sngine Smart Publisher Publisher auto-scrap (Music, Video, Links).
YouTube, Vimeo, SoundCloud - Users...

🔌 What is Network? | A Quick Guide for Beginners & Tech Enthusiasts

Whether you're just starting in networking or preparing for certifications like CCNA or CompTIA, this visual simplifies the most essential networking components:

📡 Network – A system that links two or more devices to share data and resources.
🔁 Router – Directs data between networks using static, dynamic, or default routing.
🧩 Switches – Connect devices within a LAN (Local Area Network). Types: unmanaged, managed, smart & 3.
📶 VLAN (Virtual LAN) – Segments the network into logical groups for security and efficiency.
🧵 Trunking – Allows...

How a DNS Server Works 🌐⚙️

1. User types a domain 💻
2. Browser checks cache 🔁
3. OS checks DNS cache 🧠
4. Query sent to DNS Resolver 📡
5. Resolver checks its cache 🗃️
6. Root DNS server is queried 🏛️
7. TLD server is queried 🔤
8. Authoritative DNS server responds 📬
9. IP address returned to browser ↩️
10. Browser connects to web server 🚀

hashtag#DNS hashtag#Networking hashtag#CyberSecurity hashtag#DNSLookup hashtag#TechSimplified hashtag#Infographic hashtag#WebBasics hashtag#Internet101

Incognito mode doesn’t make you invisible.
It just stops your browser from saving history on your device.

Your IP address, network provider, websites,
and trackers can still see activity.

😂 The myth is common.
🧠 The reality is important.

Online privacy isn’t about one button.
It’s about habits, awareness, and informed choices.

— CyberHub
#CyberAwareness #PrivacyMyths #OnlineSafety #DigitalPrivacy #CyberHub

Installation:
Open PHPMyAdmin, create a database and import hashtag.sql.
Open config/class/needy_class.php and fill in your PDO, path and email.
Open config/declare.php, config/class/needy_class.php & public/js/modules.js and replace the DIR variable containing my root path with your root path. (Note: do not add a slash at the end!).
Open .htaccess, go to line 17 and replace it with your root path.
If the "Back Time" function does not work correctly (forward or backward), go to config/class/time.class.php and play with line #8. Enjoy!!