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Vikash Deep Sharma

@computerpathshala.ai

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🌐 OSI Model: Attacks & Troubleshooting – A Network Administrator’s Guide! 🔐💻

Want to become a skilled Network Administrator or Cybersecurity Professional? 🚀 Understanding the OSI Model is your first step!

📚 What You’ll Learn in This Guide:

✅ Layer 7 – Application: SQL Injection, XSS & DDoS
✅ Layer 6 – Presentation: SSL/TLS attacks & encryption issues
✅ Layer 5 – Session: Session Hijacking & Replay Attacks
✅ Layer 4 – Transport: Port Scanning, SYN Flood & UDP Flood
✅ Layer 3 – Network: IP Spoofing, Routing Attacks & ICMP Flood
✅ Layer 2 – Data Link: ARP Poisoning, MAC Flooding & VLAN Hopping
✅ Layer 1 – Physical: Cable Damage, Signal Interference & Hardware Failures

🛠️ Network Administrator Troubleshooting Toolkit: 🔹 Wireshark – Packet Analysis
🔹 Nmap – Port & Service Scanning
🔹 Ping & Traceroute – Connectivity Diagnosis
🔹 Netstat – Connection Monitoring
🔹 Router, Switch & Firewall Logs – Root Cause Analysis

💡 Pro Tip: Troubleshoot systematically from Layer 1 to Layer 7, while applying security controls at every layer.

🎯 Challenge Question: A computer is connected to the network, but it cannot communicate with other devices in the same VLAN. Which OSI layer would you investigate first, and which command or tool would you use? 🤔

👇 Comment your answer!

📌 Save this post for interviews, practical labs, and networking revision.

Follow CS Mentor India for more Computer Networks, Cybersecurity, and IT career content! 🎓

#CSMentorIndia #OSIModel #NetworkTroubleshooting #NetworkAdministrator #CyberSecurity ComputerNetworks EthicalHacking NetworkingBasics Wireshark Nmap CCNA ITStudents LearnNetworking

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🙏🌺 Jai Maa Durga! ✨🐢

What happens when the power of Python meets the blessings of Maa Durga? 💻❤️ A beautiful blend of devotion, creativity, and coding!

This Python Turtle Graphics project brings Maa Durga to life using shapes, colors, and loops. 🎨🐍

🔥 CHALLENGE FOR YOU: Can you recreate this Maa Durga drawing using Python? Comment “JAI MATA DI 🙏” if you want more devotional drawings made with code, and tag a friend who loves Python! 🚀

📌 Follow CS Mentor India for more creative coding projects.

#Python #PythonTurtle #MaaDurga #JaiMataDi #PythonProjects LearnPython TurtleGraphics Coding CSMentorIndia CreativeCoding

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#viral #trending #song

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#GalaxyComputerPoint-Kaliachak
Reshmi Tower Thana Road Kaliachak

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कुछ यादें कभी डिलीट नहीं की जा सकतीं, वो दिल की हार्ड डिस्क में हमेशा के लिए परमानेंट सेव हो जाती हैं। 🔐❤️ #ForeverYours #HeartBackup #LoveSoftware #RomanticReels #InstagramLove

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"सिस्टम स्लो हो सकता है, लेकिन हमारे हौसले हमेशा अपग्रेड रहते हैं! 💻⚡ #TechMotivation #ReelsIndia #CodingLife #TrendingShayari"

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#lakshyacomputercentre#lakshya#lcc #studentlaptop#nitesh

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#likecommentshare स्मार्ट वर्क (Smart Work) की शुरुआत कंप्यूटर की पहली कुंजी (Key) से होती है। 😉

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You don’t need 1,000 LeetCode problems. You need 15 patterns. 🧠
Most interview questions are variations of the same core ideas: Two Pointers, Sliding Window, DP, BFS/DFS, Heaps… Learn to spot the signal, and the solution follows.
📌 Save this for your next interview
💬 Which pattern trips you up the most? Drop the number 👇
➕ Follow @computemind for more coding breakdowns

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C to usb, hdmi , lan dock station

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