

The port number can be configured as well, but port 1194 is the official one this single port is used for all communication. OpenVPN can be used in a routed or bridged VPN mode and can be configured to use either UDP or TCP.

If you want more than just pre-shared keys OpenVPN makes it easy to set up a Public Key Infrastructure (PKI) to use SSL/TLS certificates for authentication and key exchange between the VPN server and clients. This chapter will cover installing and configuring OpenVPN to create a VPN.

It belongs to the family of SSL/TLS VPN stacks (different from IPSec VPNs). OpenVPN is a Virtual Private Networking (VPN) solution provided in the Ubuntu Repositories. Multi-node configuration with Docker-Composeĭistributed Replicated Block Device (DRBD)
