From 8fde11a5748b40286bb94a9156869c4a63964962 Mon Sep 17 00:00:00 2001 From: fett0 Date: Fri, 9 Aug 2024 18:30:42 -0300 Subject: OPENVPN: T6555: add documentation bridge feature (cherry picked from commit 71050ef7f329003421c02d9a3eacd589b3785e3e) --- docs/configuration/interfaces/openvpn.rst | 45 +++++++++++++++++++++++++++++++ 1 file changed, 45 insertions(+) diff --git a/docs/configuration/interfaces/openvpn.rst b/docs/configuration/interfaces/openvpn.rst index e8f859f0..76d44ed5 100644 --- a/docs/configuration/interfaces/openvpn.rst +++ b/docs/configuration/interfaces/openvpn.rst @@ -653,6 +653,51 @@ Will add ``push "keepalive 1 10"`` to the generated OpenVPN config file. quotes. This is done through a hack on our config generator. You can pass quotes using the ``"`` statement. +Server bridge +============= + +In Ethernet bridging configurations, OpenVPN's server mode can be set as a +'bridge' where the VPN tunnel encapsulates entire Ethernet frames +(up to 1514 bytes) instead of just IP packets (up to 1500 bytes). This setup +allows clients to transmit Layer 2 frames through the OpenVPN tunnel. Below, +we outline a basic configuration to achieve this: + + +Server Side: + +.. code-block:: none + + set interfaces bridge br10 member interface eth1.10 + set interfaces bridge br10 member interface vtun10 + set interfaces openvpn vtun10 device-type 'tap' + set interfaces openvpn vtun10 encryption data-ciphers 'aes192' + set interfaces openvpn vtun10 hash 'sha256'' + set interfaces openvpn vtun10 local-host '172.18.201.10' + set interfaces openvpn vtun10 local-port '1194' + set interfaces openvpn vtun10 mode 'server' + set interfaces openvpn vtun10 server bridge gateway '10.10.0.1' + set interfaces openvpn vtun10 server bridge start '10.10.0.100' + set interfaces openvpn vtun10 server bridge stop '10.10.0.200' + set interfaces openvpn vtun10 server bridge subnet-mask '255.255.255.0' + set interfaces openvpn vtun10 server topology 'subnet' + set interfaces openvpn vtun10 tls ca-certificate 'ca-1' + set interfaces openvpn vtun10 tls certificate 'srv-1' + set interfaces openvpn vtun10 tls dh-params 'srv-1' + +Client Side : + +.. code-block:: none + + set interfaces openvpn vtun10 device-type 'tap' + set interfaces openvpn vtun10 encryption data-ciphers 'aes192' + set interfaces openvpn vtun10 hash 'sha256'' + set interfaces openvpn vtun10 mode 'client' + set interfaces openvpn vtun10 protocol 'udp' + set interfaces openvpn vtun10 remote-host '172.18.201.10' + set interfaces openvpn vtun10 remote-port '1194' + set interfaces openvpn vtun10 tls ca-certificate 'ca-1' + set interfaces openvpn vtun10 tls certificate 'client-1' + *************************** Multi-factor Authentication *************************** -- cgit v1.2.3