3 guides
Understand and configure vmbr0, the Proxmox Linux bridge: how it works, editing /etc/network/interfaces, attaching VMs, adding a second bridge, and fixing no-internet issues.
Pillar Guide
An honest Proxmox VE vs VMware ESXi comparison after the Broadcom changes: licensing and cost, features, clustering, backup, hardware support, and who each one fits.
Pillar Guide
Install Proxmox VE on a physical server from scratch: write the ISO to USB, boot the installer, pick ext4 or ZFS, set the network, and reach the web GUI on port 8006.