Ports

Introduction

Proxmox VE host needs firewall protection. The default installation uses the Proxmox VE Firewall, which is not activated by default. Set up your Proxmox VE Firewall the way it fits your needs.

For additional protection use an external hardware firewall.

Proxmox VE 6.x and later port list

See official docs: https://pve.proxmox.com/pve-docs/pve-admin-guide.html#_ports_used_by_proxmox_ve

Proxmox VE 4.x and later port list

• Web interface: 8006
• pvedaemon (listens only on 127.0.0.1): 85
• SPICE proxy: 3128
• sshd (used for cluster actions): 22
• rpcbind: 111
• corosync multicast (if you run a cluster): 5404, 5405 UDP

Proxmox VE 3.x port list

• Web interface: 8006
• VNC Web console: 5900-5999
• SPICE console: 3128
• SSH access (only optional): 22
• CMAN multicast (if you run a cluster): 5404, 5405 UDP

Proxmox VE 2.x and earlier port list

• Web interface: 443
• VNC Web console: 5900-5999
• SSH access (only optional): 22