MPLS L3VPN on Cisco IOS-XE: VRF, MP-BGP, and LDP Configuration Guide
A complete step-by-step guide to configuring MPLS L3VPN on Cisco IOS-XE.
Category: Technology
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Winch Buying Guide 2026: How to Choose, Mount, and Use a Recovery Winch for Your Jeep or Truck
Everything you need to know to choose the right recovery winch for your Jeep or truck in 2026 — pound ratings explained, synthetic rope vs steel cable, top picks at every price point, mounting and wiring tips, and step-by-step recovery techniques.
BGP Communities and Route Filtering on Cisco IOS-XE: A Practical Deep Dive
Learn how to use BGP communities for scalable route filtering and traffic engineering on Cisco IOS-XE. Covers standard communities, extended communities, RFC 8092 large communities, RTBH blackholing, community-lists, route-maps, and soft reset — with real IOS-XE CLI examples.
SNMPv3 on Cisco IOS-XE: Secure Configuration and Integration with Grafana and LibreNMS
A production-grade guide to configuring SNMPv3 with SHA-256 and AES-128 on Cisco IOS-XE, including ifIndex persistence, integration with Grafana via Prometheus SNMP Exporter, LibreNMS setup, and the common gotchas that break monitoring in production.
Grafana + Prometheus on Docker: The Complete Homelab Monitoring Stack Guide
Deploy a full Grafana + Prometheus monitoring stack with Docker Compose. Learn how to scrape host and container metrics with Node Exporter and cAdvisor, build dashboards, write PromQL queries, and configure alerting rules for your homelab.
IPv6 on Cisco IOS-XE: Complete Configuration Guide for Dual-Stack, DHCPv6, and OSPFv3
A step-by-step IOS-XE guide covering IPv6 unicast routing, SLAAC, stateful and stateless DHCPv6, prefix delegation, OSPFv3 with address-family, ND security (RA Guard, ND Inspection), IPv6 ACLs, and essential troubleshooting commands with real show output.
Trail Communication for Overlanders: GMRS Radios, CB, and Ham Basics for 2026
A complete guide to trail communication for overlanders: CB radio, GMRS, and ham radio compared with gear recommendations, setup tips, and how to choose the right system for your rig and crew.
Authentik on Docker: Self-Hosted Single Sign-On for Your Homelab
Set up Authentik on Docker to add single sign-on to every service in your homelab — Nextcloud, Grafana, Portainer, and more. Full configuration guide with real examples.
Wireshark Filters for Network Engineers: Essential Display and Capture Filters for Cisco IOS-XE Troubleshooting
Master Wireshark display and capture filters for Cisco IOS-XE environments. Learn how to use Embedded Packet Capture (EPC) on your router and apply targeted filters for STP, OSPF, BGP, DHCP, DNS, TCP, QoS, and VoIP troubleshooting.
Cloudflare Tunnels: Securely Expose Your Homelab Services Without Opening a Single Port
Learn how to use Cloudflare Tunnels to securely expose your homelab services — Nextcloud, Home Assistant, Grafana, and more — from the internet without opening any ports on your router. Free, automatic TLS, and optional Zero Trust authentication included.
Cisco Catalyst SD-WAN: Architecture, OMP, and cEdge Configuration Guide
A complete technical guide to Cisco Catalyst SD-WAN (Viptela): understand the four-component architecture (vManage, vSmart, vBond, cEdge), how OMP drives the control plane, cEdge Day-0 onboarding, Application-Aware Routing, and essential IOS-XE CLI troubleshooting commands.
Best Gaming GPUs in 2026: RTX 5000 Series vs RX 9000 Series — Which Card Should You Buy?
A practical, opinionated buyer guide to the best gaming GPUs in 2026 — covering NVIDIA RTX 5000, AMD RX 9000, and Intel Arc B-series across every budget tier from $249 to flagship.