Jjarpotiinnetwork-it-is.hashnode.dev·Feb 18 · 3 min readBreaking and Rebuilding My Lab NetworkSituation I decided to redesign the network setup of my homelab host and all its VMs. My router only supports two 2.4 GHz networks, and the machine I use to access Proxmox is limited to the 2.4 GHz band. I wanted a cleaner separation between my home ...00
Jjarpotiinnetwork-it-is.hashnode.dev·Feb 1 · 3 min readDay 4: The Case of the Phantom GatewayThe Morning Crisis I woke up to a broken home lab. Yesterday's network was working, but today: ❌ Ubuntu VMs couldn't resolve DNS (dig google.com refused) ❌ Proxmox web interface inaccessible from my laptop ❌ Complete network meltdown across my vir...00
Jjarpotiinnetwork-it-is.hashnode.dev·Jan 25 · 2 min readDay 3: The Network OdysseyThe Problem: A seemingly simple network issue on an Ubuntu VM turned into a multi-layered troubleshooting saga. The VM could ping its gateway (10.0.0.1) but couldn't reach the internet or resolve DNS - a classic "routing but no internet" scenario tha...00
Jjarpotiinnetwork-it-is.hashnode.dev·Jan 24 · 2 min readDay 2: Proxmox + pfsense cont.## Problems Identified 1. VMs could not access the internet or resolve DNS - VM101 could ping pfSense LAN (10.0.0.1) intermittently - VM101 could not ping 8.8.8.8 - dig to pfSense or external DNS returned connection refused 2. DNS resolution inconsis...00
Jjarpotiinnetwork-it-is.hashnode.dev·Jan 24 · 2 min readProxmox and PfsenseI have a high-level of understanding of how it works but I want to dig deep. So I made a playground to learn computer networking. Using the computer I have, I successfully installed Proxmox VE on bare-metal and added Pfsense virtual machine to manage...00