Proxmox
Open Source network routing software that handles all the network traffic. It includes a firewall, reverse-proxy server (nginx) and DHCP (Kea).
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Hosts
Cluster: KleinMox
Host 1: kleinmox1 (192.168.1.3)
VMs
KleinNas (150) TrueNAS Scale
KleinServer (200) Ubuntu Klein8s (250) Ubuntu Kubernetes KleinHole1 (103) Pihole
Source
Website (https://www.proxmox.com/)
Access through
Internal URL (http://192.168.1.3:8006/)
Proxmox rename host
Rename pve -> kleinmox1
$ nano /etc/hosts
Rename pve -> kleinmox1
$ nano /etc/hostname
Rename pve -> kleinmox1
$ nano /user/share/postfix/main.cf
Set old hostname to new hostname
hostnamectl -set-hostname kleinmox1
Start proxy server
$ systemctl restart pveproxy
Start deamon
$ systemctl restart pvedeamon
Backup old host information
$ cp -R /etc/pve/nodes/pve/ /root/oldconfig
Move all containers to the new node
$ mv /etc/pve/nodes/pve/lxc/* /etc/pve/nodes/kleinmox1/lxc
Move all qemu servers to the new node
$ mv /etc/pve/nodes/pve/qemu-server/* /etc/pve/nodes/kleinmox1/qemu-server
Change pve -> kleinmox1 in the storage config
$ nano /etc/pve/storage.cfg
Remove old node information
$ rm -r /etc/pve/nodes/pve
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Last modified: 24 November 2025