NETWORKWORLD Inc

🚨 New Batch Alert – CEH v13 at Network World Inc . 🚨
Dear Friends & Future Cyber Warriors,

Great News! A new batch is starting TODAY!
✅ Certified Ethical Hacker (CEH v13)
🗓️ Starting Date: Today - Monday, May 18, 2026
🕒 Time: 10:00 AM - 12:00 PM NPT
👨‍🏫 Trainer: Prof. Okhrabo Suryaa P. Limbu
📍 Mode: Physical + Online (Hybrid - Attend from anywhere)
This is your golden opportunity to master the latest Ethical Hacking skills with updated modules on AI-powered attacks, modern tools, cloud security, and intensive practical labs.
Why You Should Join This Batch Right Now:

Starting today – No need to wait!
Learn directly from the best instructor
Official EC-Council CEH v13 curriculum
Hands-on practical sessions
Excellent career guidance & support
Limited seats remaining!

If you are serious about building a strong career in Cybersecurity, Ethical Hacking, or Pe*******on Testing, this is the perfect time to join.
Don’t miss this chance! Seats are filling up fast.

*******onTesting

Understanding DMVPN (Dynamic Multipoint VPN)
In today’s distributed network environments, connecting multiple branch offices securely and efficiently is critical. This is where DMVPN comes into play.

What is DMVPN?
DMVPN (Dynamic Multipoint Virtual Private Network) is a Cisco solution that allows secure, scalable, and dynamic VPN connections between multiple sites—without needing permanent
tunnels between every location.

Key Components of DMVPN:

mGRE (Multipoint GRE)
Allows one GRE interface to support multiple tunnels.

NHRP (Next Hop Resolution Protocol)
Maps private IP addresses to public IPs dynamically.

IPsec
Ensures encryption and secure communication.

Hub-and-Spoke Architecture
Central hub manages connections, but spokes can talk directly.

How DMVPN Works:

Spokes register with the Hub using NHRP
Hub maintains mapping of all spokes
When two spokes communicate → they build a direct tunnel
Traffic flows directly (no need to pass through hub)

Result: Optimized routing + reduced latency

DMVPN Phases:
Phase 1 – Hub-and-Spoke only (no spoke-to-spoke)
Phase 2 – Direct spoke-to-spoke tunnels
Phase 3 – Optimized routing with dynamic next-hop

Why Use DMVPN?

✔️ Scalable (add new sites easily)
✔️ Reduces configuration overhead
✔️ Efficient bandwidth usage
✔️ Lower operational cost
✔️ Dynamic routing support (EIGRP, OSPF, BGP)

Real-World Example:
Imagine 50 branch offices.
Without DMVPN → 1225 tunnels required ❌
With DMVPN → Just hub + dynamic tunnels ✅

Final Thought:
DMVPN is a powerful solution for enterprises looking to build secure, scalable, and cost-effective WAN architectures.
Have you implemented DMVPN in your network?

Covered in depth in our 𝐌𝐚𝐬𝐭𝐞𝐫𝐲 𝐢𝐧 𝐍𝐞𝐭𝐰𝐨𝐫𝐤 & 𝐈𝐒𝐏 𝐄𝐧𝐠𝐢𝐧𝐞𝐞𝐫𝐢𝐧𝐠
& 𝐃𝐢𝐩𝐥𝐨𝐦𝐚 𝐢𝐧 𝐂𝐲𝐛𝐞𝐫 𝐒𝐞𝐜𝐮𝐫𝐢𝐭𝐲 & 𝐍𝐞𝐭𝐰𝐨𝐫𝐤 𝐒𝐞𝐜𝐮𝐫𝐢𝐭𝐲 𝐄𝐱𝐩𝐞𝐫𝐭 Course