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Proxmox Cookbook by Wasim Ahmed

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Configuring a cluster-specific firewall

Cluster-specific firewall options affect all the nodes and virtual machines in a cluster. There are a few tasks that should be accomplished from the Datacenter | Firewall menu:

  • Enabling a cluster firewall
  • Managing a security group
  • Managing IPSets

Other firewall options, such as Rules and Alias, can be configured from a host or VM Firewall option, as they have no effect on the overall operation of the cluster firewall.

Enabling a cluster firewall

In order to have the Proxmox firewall operational, it needs to be turned on at a cluster-level first.

Getting ready

Log in to the Proxmox GUI as a root or with any another administrative privilege, and then select Datacenter from the left navigation bar.

How to do it…

The ...

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