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Networking & Infrastructure

Running live campus infrastructure — switches, wireless, routing, and the troubleshooting discipline that keeps a university online.

CCNA CertifiedSwitching & VLANsWi-Fi Access PointsIPSec VPNGNS3 / Packet Tracer

§ 01In production

Campus network operations.

My day-to-day work as Network Administrator at Abasyn University.

Network Administrator · Abasyn University

Jun 2026 — Present

Network Operations · Peshawar, Pakistan

Configure and maintain switches and Wi-Fi access points across campus, monitoring performance and availability.
Troubleshoot network issues end to end — connectivity faults, VLAN and routing problems, and user-reported outages.
Automate routine network and configuration tasks using AI for faster, consistent deployments.
Support access control and secure connectivity for staff and students.

§ 02Lab work

Designed, built, and broken in the lab.

Enterprise topologies built in GNS3 and Cisco Packet Tracer.

01 Routing & Switching

Enterprise LAN/WAN Design

Multi-site enterprise topology with VLAN segmentation, Inter-VLAN routing, and NAT/PAT — built and validated in GNS3.

VLANsInter-VLANNAT/PATGNS3

02 Secure Connectivity

Site-to-Site IPSec VPN

IPSec tunnel between branch and HQ — IKE Phase 1 & 2 (AES-256, SHA-256), crypto maps, extended ACLs, and NAT exclusion.

IPSecIKE 1&2Cisco IOSCrypto Maps

03 Discovery & Audit

Network Scanning & Asset Discovery

A Python auditing tool that sweeps CIDR subnets with SYN stealth scanning, detecting open ports, service versions, and OS fingerprints for inventory and compliance.

PythonNmapSYN ScanOS Fingerprinting

§ 03Toolkit

Networking skills.

Routing & Switching

Core networking

TCP/IPOSI ModelVLANsInter-VLAN RoutingStatic & Dynamic RoutingNAT/PATSTPSubnetting

Infrastructure

Live operations

Switch ConfigurationWi-Fi Access PointsDNSDHCPSNMPNetwork MonitoringTroubleshooting

Network Security

Hardening

ACLsCisco ASAIPSec VPNSite-to-Site VPNFirewall PolicyWireshark

§ 04Credentials

Networking certifications.

Click a certificate name to view it.

Cisco · Certified Jan 12, 2026 · Valid through Jan 2029

⤓ PDF

Cisco Networking Academy / ICSDFA · Completed 10 May 2026

⤓ PDF

AVAILABLE FOR SOC · RED TEAM · NETWORK ROLES

Need someone to run your network?

I'm available for network engineering, administration, and infrastructure security roles.

Email me Résumé ↓ LinkedIn ↗

Emailshahyankhan886@gmail.com Phone+92 310 5945021 GitHubgithub.com/Asim223 LinkedInhafiz-asim-shayan-khan