Mastering Proxmox - Third Edition

Creating the Datacenter IPSet

The following screenshot shows the IPSet named proxmox_nodes with IP addresses for three nodes in our example cluster:

From the IPSet management page, we need to create the IPSet itself first, and then add IPs from the right-hand side IP/CIDR option. IP addresses can be added separately or defined in an entire block using the CIDR value. The IPSet's name can only be alphanumeric, with two special characters: - and _. But when Proxmox displays the IPset in the drop-down list, it adds + as a prefix. This is not part of the IPset's name. If a string is entered as capital letters, it automatically gets changed to ...