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Proxmox supports multiple users, roles, groups, and authentication realms. This is essential for any shared or production environment, as well as keeping access limited and secure. Authentication Realms available in Proxmox Linux PAM-  uses the host OS users ...

Protecting your VMs and containers with regular backups is essential. Proxmox includes built-in backup and snapshot tools. Also, it's good idea to connect Proxmox Backup Server if you have an option of running another server. This way backups are stored off si...

Proxmox includes a built-in firewall that can be configured at the Datacenter, Node, and VM/Container level. Firewall Hierarchy Datacenter — rules that apply to all nodes in the cluster Node — rules specific to the Proxmox host itself VM/Container — rules sp...

This article covers how to create additional network bridges and set up an isolated network for your virtual machines — separating VM traffic from the Proxmox management interface. After installation, Proxmox creates one Linux bridge: vmbr0 — connected to you...

Shared storage allows multiple Proxmox nodes to access the same storage pool, enabling live migration of VMs and centralized backup storage. Also, if you have multiple devices clustered together, this can enable High Availability. Storage Types in Proxmox Dir...

A Proxmox cluster groups multiple Proxmox nodes together, enabling centralized management, live migration (moving VMs between nodes), and high availability. When second node is connected to a cluster, it will assume primary cluster roles and authentication. Pr...

High Availability (HA) ensures that critical VMs are automatically restarted on another node if the node they are running on fails. Prerequisites: A working cluster with at least 3 nodes Shared storage accessible by all nodes (so the VM disk can be accessed a...

This is a step-by-step document on how to connect a server directory to a Synology NAS using NFS. This guide assumes you have access to both the server and the Synology NAS. Prerequisites     Access to a server (Linux-based).    Access to a Synology NAS.    NF...