Khalid Hasan Ansari

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Aspiring network engineer with a deep interest in Cisco technologies, routing, switching, and network security. Exploring modern infrastructure design and strengthening my technical foundation every day.

Khalid Hasan Ansari
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About Me

I am a Cisco Certified Network Associate (CCNA) with a strong focus on routing, switching, and core security concepts. My journey began with curiosity about how networks connect the world — and evolved into a passion for building and protecting them.

I spend my time working on practical labs, exploring configurations on Cisco Packet Tracer, and studying topics like VLANs, OSPF, ACLs, and VPNs. My goal is to become a network security specialist and design secure enterprise environments.

80 Labs Completed
1 Certification Earned
15 Concepts Mastered

My Philosophy

“Learn by doing — every configuration, every failure, and every test builds real understanding.” I believe strong fundamentals and consistent practice lead to mastery in networking.

My Skills

Networking & Security

Routing & Switching (OSPF, EIGRP)
Network Security (ACLs, AAA, VPNs)
VLANs, STP & Inter-VLAN Routing

Tools & Systems

Cisco Packet Tracer
Linux CLI & Networking Commands
Wireshark & Network Analysis

Featured Labs

Routing Protocol Comparison

Designed lab scenarios to compare OSPF and EIGRP behavior, route convergence times, and network efficiency in multi-area topologies.

OSPF EIGRP Packet Tracer

Securing Access with ACLs

Configured standard and extended ACLs to control traffic flow, secure network resources, and enforce layered access policies.

ACL IPv4 / IPv6 Security

VPN & Secure Communication

Implemented site-to-site VPN simulation with encryption and authentication concepts, demonstrating data protection between remote networks.

VPN Encryption Tunneling

Get In Touch

Let's Connect

Open to discussions about network infrastructure, cybersecurity, and collaborative learning. Feel free to reach out for insights, opportunities, or projects.

hasankhalid1719@gmail.com
Based in Qatar