openvpn

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Can vpn_gateway still be used over a tap interface for default routing?

3

Hi, I set up a testbed with 2 clients (Ubuntu and Windows 11) and a Debian openvpn server using tap interfaces. Addresses on the vpn network are assigned by an...

kabassanov

So the idea behind `--fast-io` is to avoid an extra `select()` to decide whether or not the destination socket is ready to accept a packet, and "just try". Having different...

cron2

[Windows] 2.7-rc on server with DCO breaks client-to-client

3

Hi, I have a working subnet configuration for all my Windows 11 computers. I've upgraded all my client from 2.6.x to 2.7rc3 with success (they were already usin dco driver)....

nono303

As requested by Gert.... using EduVPN (which deploys short-lived client certs to the OpenVPN clients) the error message on an expired client cert is misleading. ``` 2025-12-09 21:24:45 TLS: Initial...

bernhardschmidt

Observation: a 2.5.6 client connects to a server that refuses entry (due to "account locked out") ``` Dec 9 19:48:54 hilbov ovpn-medat-ma-tun99[875]: client-XX/2003:d1:2:3::4 SENT CONTROL [client-XX]: 'AUTH_FAILED' (status=1) ``` will...

cron2

chore(deps): update dependency mbed-tls/mbedtls to v4

1

This PR contains the following updates: | Package | Update | Change | |---|---|---| | [Mbed-TLS/mbedtls](https://redirect.github.com/Mbed-TLS/mbedtls) | major | `v3.6.5` -> `v4.0.0` | --- ### Release Notes Mbed-TLS/mbedtls (Mbed-TLS/mbedtls) ###...

openvpn-inc-ci

This PR contains the following updates: | Package | Type | Update | Change | |---|---|---|---| | [lukka/get-cmake](https://redirect.github.com/lukka/get-cmake) | action | minor | `v4.1.2` -> `v4.2.1` | --- ### Release...

openvpn-inc-ci

This is a new mode (Dual Mode) for OpenVPN which builds on top of the work which I did previously (Bulk Mode && MTIO Mode). This mode finally allows for...

stoops

mtio-mode

8

This is an example PR of bulk-mode ++ mtio-mode which is a multi-threaded server/client operation that allows for even greater performance. Blog Post: https://fossjon.com/2025/08/14/re-modifying-openvpn-source-code-to-allow-for-dual-connection-multi-threaded-load-balanced-operation-for-even-more-performance/

stoops

bulk-mode

1

Bulk mode - Feature request Blog post: https://fossjon.com/2025/08/05/modifying-openvpn-source-code-to-allow-for-bulk-reads-max-mtu-and-jumbo-tcp-for-highly-improved-performance/

stoops