Cisco
Cisco C9550 Smart Switches and the AI-Ready Campus Core
Evaluate the Cisco C9550 against port, scale, redundancy, optics, power, and software requirements; distinguish advertised hardware capability from features supported in the intended deployment.
Homelab VLAN Design: Simple Network Segmentation That Works
A practical VLAN design guide for homelabs, covering trust zones, VLAN IDs, trunks, access ports, firewall rules, mDNS, and rollback planning.
Post-Quantum Networking: What Cisco’s Quantum-Ready Push Means
Post-quantum networking is about inventory, crypto-agility, long-lived data risk, secure boot, VPNs, certificates, and refresh planning before the emergency arrives.
Designing Networks With DoD IL5 in Mind: Campus, Data Center, IT, and OT Security
How to design campus, data-center, IT, and OT networks that can support DoD IL5 mission systems without pretending a network alone is compliant.
Live Protect and Runtime Vulnerability Shielding for Network Infrastructure
Assess Cisco Live Protect only for supported platforms, releases, and vulnerabilities, with monitoring and rollback while permanent fixes are tested; runtime shielding does not replace patching.
WireGuard Home VPN: Secure Remote Access for Your Homelab
A practical WireGuard home VPN guide for secure homelab access, including routing design, firewall rules, DNS, validation, and gear recommendations.
Cisco Multicloud Fabric: The Network-as-a-Service Push
Cisco Multicloud Fabric aims to simplify site-to-cloud and cloud-to-cloud networking with a Cisco-operated fabric, zero-trust routing, firewall chaining, and ThousandEyes visibility.
AgenticOps for Network Engineers: Useful Automation or Marketing Term?
AgenticOps is useful only when it is grounded in telemetry, topology, approvals, simulation, and rollback. Here is how network engineers should evaluate it.
UniFi Site Magic SD-WAN: Setup, Routing, Security, and Operational Limits
Choose a UniFi Site Magic topology with clear routing, NAT, isolation, ownership, capacity, validation, and failure boundaries before connecting production networks.
Catalyst Campus Fabric: eBGP, EVPN, VXLAN, and the Path to Macro and Microsegmentation
Distinguish BGP EVPN campus fabrics from SD-Access, then assess VRF routing separation, supported TrustSec policy, shared failure domains, and validation requirements for a bounded pilot.