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1. Enterprise-Network-NexusCorp-Full-Stack-Deployment Enterprise-Network-NexusCorp-Full-Stack-Deployment Public

   Full 3-tier enterprise network with a transit switch eliminating single-core edge isolation, LACP EtherChannel mesh, ASA firewall, DMZ, AnyConnect VPN authenticated via FreeRADIUS on Kali. Built an…

2. MPLS-L3VPN-with-BGP-OSPF-and-EIGRP MPLS-L3VPN-with-BGP-OSPF-and-EIGRP Public

   MPLS L3VPN multi-tenant design with 3 customers on shared PE infrastructure. Mixed CE protocols: EIGRP, eBGP and OSPF. Covers RD, RT, MP-BGP VPNv4, route leaking and VRF isolation. Topology: 2 PE +…

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3. Lab-AnyConnect-SSL-VPN-SecureAccess-Financial-Remote-Work-Solution Lab-AnyConnect-SSL-VPN-SecureAccess-Financial-Remote-Work-Solution Public

   AnyConnect SSL VPN on Cisco ASA for remote employee access from home to HQ servers. Documents a full real troubleshooting journey: SSL certificate, browser TLS compatibility, local AAA auth loop, a…

4. Lab-ASA-site-to-site-ipsec-vpn Lab-ASA-site-to-site-ipsec-vpn Public

   Site-to-Site IKEv2 IPsec VPN between two Cisco ASAs protecting financial data between two datacenters. Configured AES-256 encryption, NAT exemption, out-of-band ASDM management via VMnet1, and docu…

5. Lab-Campus-Network-TechNova-Corporation Lab-Campus-Network-TechNova-Corporation Public

   Campus network built from scratch for a 3-floor office building. VLANs, 802.1Q trunking, LACP EtherChannel, Rapid PVST+, voice VLAN, port security, and DHCP snooping. Simulated with IOU L2 switches…

6. lab-dmvpn-phase3-ipsec-skybridge lab-dmvpn-phase3-ipsec-skybridge Public

   DMVPN Phase 3 with IKEv2 IPsec, OSPF point-to-multipoint and NHRP shortcuts. Covers DPD, OSPF authentication, IP SLA tunnel monitoring and Phase 2 vs Phase 3 comparison. Topology: 1 Hub + 4 Spokes …