Cisco
How Do You Recover From Losing TOTP, Passkeys, or Password Vault Access?
You recover by preparing before the loss: two enrolled authenticators or keys, printed or offline recovery codes, a documented break-glass account, encrypted vault exports, and tested emergency access. Once everything is lost.
Designing ThousandEyes Visibility Across Branch, Cloud, and SaaS
ThousandEyes visibility is most useful when tests are designed around user journeys, branch paths, DNS, SaaS dependencies, cloud regions, and actionable alert thresholds.
Cisco SD-WAN to Multicloud Fabric: A Migration Design
A phased migration from SD-WAN and native cloud networking to Cisco Multicloud Fabric should start with inventory, routing domains, security policy, pilot paths, and measurable experience.
IoT Isolation for Homelabs: VLANs, Firewall Rules, and mDNS
A practical IoT isolation guide that keeps smart-home devices usable while protecting trusted clients, servers, and management networks.
Implementing AgenticOps Safely: Human Approval, Audit Trails, and Rollback
Agentic network operations need guardrails: approved action classes, human review, role limits, dry runs, rollback plans, and audit trails before any production change.
Ubiquiti Site Magic Routing: A No-Nonsense Beginner Guide to Routes, Route Injection, and Software-Defined Wide Area Network Fabric Design
Site Magic is one of those UniFi features that feels easy until the first routing problem shows up. The tunnel says it is connected. Both sites look healthy. You can see the remote gateway. Then the actual server, printer, backup target, or management page still does not work. That is when the uncomfortable truth appears: […]
Building a Network Digital Twin Workflow
A network digital twin is useful when it models topology, intent, policy, dependencies, and change impact. Here is a practical workflow for using it safely.
Campus Segmentation Design: From VLANs to Unified Fabric
Campus segmentation should evolve from VLAN sprawl toward a hierarchy of VRFs, virtual networks, SGTs, and group-based policy that operations teams can actually manage.
Designing an AI-Ready Campus Network After Cisco Live 2026
An AI-ready campus network needs segmentation, telemetry, resilient wired and wireless design, cloud access, identity integration, and a change workflow that can support agentic operations.
Homelab Reverse Proxy Guide: HTTPS Without Unsafe Exposure
A security-first reverse proxy guide for homelabs, covering DNS, TLS, app exposure, internal-only services, authentication, logging, and validation.