Cường dq cuongdq03

👋 Hi, I'm Quốc Cường

🌐 Network Engineer | 🔐 Cyber Security | 🐧 Linux | 🐍 Python

💻 Terminal

$ whoami

Name        : Quốc Cường
Location    : Vietnam
Role        : Information Technology Student

Focus       : Network Engineering & Cyber Security

Learning    : CCNA | Linux | Python | Docker | Network Automation

Goal        : Become a Network & Security Engineer

🚀 About Me

I'm an IT student passionate about network infrastructure, Linux systems and cyber security.

I enjoy building labs, troubleshooting network problems, analyzing traffic and automating repetitive tasks with Python.

🎯 Main Interests

🌐 Enterprise Networking
🔐 Network Security
🐧 Linux System Administration
🐍 Python Network Automation
☁️ Cloud Infrastructure
📡 5G Core Network
🛠️ Network Troubleshooting

Learn → Build → Break → Troubleshoot → Automate → Repeat

🛠 Tech Stack

🌐 Networking

Networking Technologies

TCP/IP
Routing & Switching
VLAN
Trunk
STP
OSPF
BGP
ACL
NAT
DHCP
DNS
VPN
WAN / LAN
Cisco IOS
Wireshark

🐧 Linux

Ubuntu
Rocky Linux
SSH
Bash
Systemd
Cron
NFS
Samba
Apache
Nginx
Docker
LVM
RAID
DNS
Mail Server

🔐 Cyber Security

Network Security
Firewall
UFW
iptables
Nmap
Wireshark
Snort
Suricata
IDS / IPS
OWASP Top 10
Burp Suite
Linux Security

🐍 Programming & Automation

Python
C / C++
Bash
Network Automation
Socket Programming
CLI Tools

📂 Featured Projects

Project	Description
🌐 Cisco-Labs	VLAN, STP, OSPF, ACL, NAT, DHCP, BGP
🐧 Linux-Labs	SSH, DNS, DHCP, Apache, Docker, NFS, LVM
🔐 Wireshark-Analysis	TCP, HTTP, DNS, TLS packet analysis
🐍 Python-Network	Port Scanner, Ping Sweep, SSH Automation
🛡️ Network-Security	Firewall, Nmap, Snort, Suricata
📡 5G-Core	AMF, SMF, UPF, NRF, Service-Based Architecture

📚 Currently Learning

CCNA                 ███████████████████████░░  90%

Linux Administration █████████████████████░░░░  80%

Python Automation    ███████████████████░░░░░░  75%

Network Security     █████████████████░░░░░░░░  70%

Docker               ███████████████░░░░░░░░░░  60%

DevNet               ███████████░░░░░░░░░░░░░  45%

📊 GitHub Statistics

🔥 GitHub Streak

⚡ Dynamic GitHub Metrics

🐍 Contribution Snake

🧠 Network Engineer Mindset

                    ┌───────────────────┐
                    │    USER / HOST    │
                    └─────────┬─────────┘
                              │
                              ▼
                    ┌───────────────────┐
                    │      SWITCH       │
                    │  VLAN / STP / L2  │
                    └─────────┬─────────┘
                              │
                              ▼
                    ┌───────────────────┐
                    │      ROUTER       │
                    │ OSPF / BGP / NAT  │
                    └─────────┬─────────┘
                              │
                              ▼
                    ┌───────────────────┐
                    │     FIREWALL      │
                    │ ACL / IDS / IPS   │
                    └─────────┬─────────┘
                              │
                              ▼
                    ┌───────────────────┐
                    │     INTERNET      │
                    └───────────────────┘

🧪 What I Build

Cisco Networking Labs
        ↓
Linux Server Labs
        ↓
Network Security Labs
        ↓
Python Automation
        ↓
Docker Infrastructure
        ↓
Monitoring & Troubleshooting
        ↓
Real-world Network Engineering

📫 Connect With Me

📧 Email

duongquoccuongfvt@gmail.com

🌐 GitHub

github.com/cuongdq03

⚡ Philosophy

"A good Network Engineer doesn't just configure devices — he understands how data flows, why failures happen, and how to secure every packet."

🚀 Build. Break. Fix. Automate. Repeat.

⭐ Thanks for visiting my profile!

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