NodeSpace Hosting Knowledgebase Operating Systems
Proxmox
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Proxmox Admin Guides

Proxmox Virtual Environment PVE 6.4 (PDF) - 6.4 is unsupported as of July 2022. PVE 7.3 (PDF) - Current version Proxmox Mail Gateway

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How many IP addresses do I need for a Proxmox server?

The smallest number of IPs we recommend in a typical Proxmox setup is a /29 or 5 usable IPs. Depending on how you plan to setup and configure Proxmox, we recommend a /29 with the following IP justific...

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How can I use a single IP with a Proxmox host?

If your Proxmox server is issued only a single IP, either from a /30 subnet or a /32 from a larger subnet, you may be wondering how to setup and use virtual machines on the host. Pros: Easy to setup...

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How do I update Proxmox VE?

To properly update your Proxmox VE server, you can use the CLI. Login to the web GUI and click on your Proxmox VE node. Click on the Shell button on the right side of the screen. In the shell, type in...

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When installing Red Hat Enterprise Linux 9, AlmaLinux 9, or Rocky Linux 9, the installer kernel panics

On Proxmox VE if you attempt to install a KVM running RHEL 9, AlmaLinux 9, or Rocky Linux 9, and accept the default settings, you will find that the installer will kernel panic on boot.  Solution To r...

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Securing Proxmox VE with the built-in firewall

Proxmox has a built-in firewall that can be used to protect your node from unauthorized access. This guide will walk you through the basics of configuring it.

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How to prepare Proxmox VE for Ansible management

Ansible has been providing a Proxmox module since version 5.6.0. To manage a Proxmox VE node for management with Ansible, you need to prep your Proxmox node(s).  Required Python modules These modules ...

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How do I setup ZFS?

Warning: ZFS should not be used on top of hardware RAID controllers. On most of our standard systems for Proxmox VE hosting, they come with hardware

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Best method for setting up a Proxmox VE guest - Linux

When creating a virtual machine in Proxmox VE, you may be wondering what the best options are. This article will guide you through the ideal options for guests on our hardware.  Notes: We like to ena...

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How to create an LVM or LVM-THIN pool with multiple drives

Ensure the disks you want to pool are showing properly in the Proxmox VE interface under Disks.

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How do I unlock a Proxmox VE VM?

If you find that a VM is locked in Proxmox VM, you will not be able to use the normal methods in the GUI to interact with it. You won't be able to start, stop, or delete it. If you find that a VM is l...

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Can I use Proxmox Mail Gateway (PMG) for my email?

Yes! We fully support Proxmox Mail Gateway on either a Proxmox VE host, ESXi host, or bare metal server. Our team will also help you setup and configure Proxmox Mail Gateway based on where

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How to configure Proxmox Mail Gateway with Microsoft Exchange Server

Proxmox Mail Gateway is a good spam and virus protection appliance for Microsoft Exchange Server. Follow this guide to configure Proxmox Mail Gateway and Microsoft Exchange Server to work. This guide ...

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How to edit Proxmox network configuration

If you need to change your Proxmox networking information, you have a few different options. This guide will assist you with changing your network. CAUTION: Changing network settings on

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TASK ERROR: can't lock file - got timeout - Proxmox VE

When using Proxmox VE, you may try to stop, reset, or shutdown a VM from the console and you will observe that the VM keeps running and not responding to the command. You will observe in the task logs...

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