List of VPN Port Numbers VPN Service Providers Use

Whenever a VPN initiates to connect your traffic to one of their servers, the VPN port that they use depends on the VPN protocol that they are using during the process of connecting your traffic to their servers. In short, these protocols that they are using is essential in establishing a VPN connection. Moreover, these protocols use different ports as well. Hence, if you are trying to set up your own system you will have to ensure that firewall rules will allow connections to the VPN ports that are listed below.

VPN Protocol

VPN Port

Number Usage

PPTP (TCP)1723PPTP control path
PPTP (GRE)47PPTP data path
OpenVPN (UDP)1194OpenVPN connections
OpenVPN (TCP)443OpenVPN connections
L2TP (ESP)50IPSec data path
L2TP (UDP)500, 4500IKEv1 (IPSec control path)
IKEv2 (ESP)50IPSec data path
IKEv2 (UDP)500, 4500IKEv2 (IPSec control path
SSTP (TCP)443SSTP control and data path
Wineguard (UDP)51820Incoming connections


A VPN port depends on the VPN protocol that your VPN uses. The data above indicates the port number of each VPN protocol. If you are setting up your own system, it is important to consider these ports for you to be able to ensure that your firewall rules will not block them and would allow you to connect to the mentioned port numbers. We hope that through this article, we were able to provide you sufficient information and help you in setting up your own system.

Renee Biana

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