Book Image

Proxmox Cookbook

By : Wasim Ahmed, Ravi K Jangid
Book Image

Proxmox Cookbook

By: Wasim Ahmed, Ravi K Jangid

Overview of this book

Proxmox VE's intuitive interface, high availability, and unique central management system puts it on par with the world’s best virtualization platforms. Its simplicity and high quality of service is what makes it the foremost choice for most system administrators. Starting with a step-by-step installation of Proxmox nodes along with an illustrated tour of Proxmox graphical user interface where you will spend most of your time managing a cluster, this book will get you up and running with the mechanisms of Proxmox VE. Various entities such as Cluster, Storage, and Firewall are also covered in an easy to understand format. You will then explore various backup solutions and restore mechanisms, thus learning to keep your applications and servers safe. Next, you will see how to upgrade a Proxmox node with a new release and apply update patches through GUI or CLI. Monitoring resources and virtual machines is required on an enterprise level, to maintain performance and uptime; to achieve this, we learn how to monitor host machine resources and troubleshoot common issues in the setup. Finally, we will walk through some advanced configurations for VM followed by a list of commands used for Proxmox and Ceph cluster through CLI. With this focused and detailed guide you will learn to work your way around with Proxmox VE quickly and add to your skillset.
Table of Contents (18 chapters)
Proxmox Cookbook
Credits
About the Author
About the Reviewers
www.PacktPub.com
Preface
Index

Configuring a host-specific firewall


This firewall configuration only affects the Proxmox node or a host in which the configuration is made.

Getting ready

From the Proxmox GUI, select a node and click on Firewall from the tabbed menu. The host-specific firewall menu only has three additional menus named Rules, Options, and Log.

How to do it…

  1. To enable a firewall for a specific host, navigate to Node | Firewall | Options. The options for a newly installed Proxmox will appear as shown in this screenshot:

  2. To enable or disable a firewall, select Enable Firewall, and then click on Edit.

  3. Similarly, to change any line item options, select the item and click on Edit.

  4. To create a host-specific firewall rule, click on the Rule tab, and then click on Add to open a dialog box.

    Note

    Keep in mind that these rules will apply to the particular node in which the rule is created.

    Refer to the Managing a security group section in the Configuring a cluster-specific firewall recipe earlier in this chapter to see the rule...