Thomas -Balu- Walter said: > Hi, > > please send a Cc: to me in addition to the list. I am not subscribed and > this will make it easier for me to follow the thread and reply. > > I am playing around with the following openvpn-1.5_beta14 setup: > > Linux Windows 2K (behind Linux-NAT-Router) > remote openvpntest.example.com > dev tun dev tun > ifconfig 10.4.0.1 10.4.0.2 ifconfig

As show on the above example, you will have to look into lines which contains net.sf.tuntaposx.tap and net.sf.tuntaposx.tun devices and, if the two above numbers, highlighted with bold style, are both 0, then you will need to note the team_id as show above (in above case, that is KS8XL6T9FZ) and proceed as follows: After the configuration steps above are done it is possible to use VPN software working with TUN/TAP inside container just like on a usual standalone Linux box. The following software can be used for VPN with TUN/TAP: 1) Go to Start – All Programs – Tap-Windows (Windows XP, Vista & 7) or press Windows + Q, and look for Add a New Tap (Windows 8, 8.1, & 10) 2) Right click on Add a New Tap Virtual Ethernet Adapter and select Run as Administrator. On Linux/BSD/Unix, for the dev tap directive, use the explicit TUN/TAP unit number which you added to the bridge such as dev tap0. If you are running OpenVPN in point-to-point mode, omit an ifconfig directive, and if you are using client/server mode, use the server-bridge directive on the server. TUN/TAP kernel module is needed to be enabled in VPS for VPN configuration because TUN is used with routing and TAP is used for creating a network bridge. TUN/TAP can be viewed as a simple Point-to-Point or Ethernet device. It sent and receives packets from user space program. TUN works with IP frames whereas TAP works with Ethernet frames. How to tell if you have a 'tap' VPN or a 'tun' VPN Click to select a configuration in the left side of the "Configurations" panel of Tunnelblick's "VPN Details" window. Click on the little "gear" icon at the bottom of the list of configurations and click on either "Examine OpenVPN Configuration file…" or "Edit OpenVPN Configuration File…". By default, OpenVPN runs as root. Here is what I think you should consider as a kluge. I don't use openvpn any more, thus you have to do your own research to find out how to run openvpn as a Normal user. Create a file, to store username and password vpn_server.dat

OpenVPN 2.0.9 i486-pc-linux-gnu [SSL] [LZO] [EPOLL] built on May 21 2007 IMPORTANT: OpenVPN's default port number is now 1194, based on an official port number assignment by IANA. OpenVPN 2.0-beta16 and earlier used 5000 as the default port. Control Channel MTU parms [ L:1541 D:138 EF:38 EB:0 ET:0 EL:0 ] TUN/TAP device tun0 opened

To make sure your issue is caused by the TAP driver, you can check the connectivity logs from the NordVPN app: Open the NordVPN app. Go to Settings -> Show advanced settings -> Diagnostics -> Run Diagnostics Tool. Click on Collect Diagnostics and complete the process.

OpenVPN Error: All TAP-Windows adapters on this system are currently in use in use" suggests that there is a problem with the virtual Tun/Tap network adapter used

Aug 30, 2018 · write to TUN/TAP : Invalid argument (code=22) this is happening on a fresh install using the script, the solution was add comp-lzo to the user.ovpn file Copy link Quote reply TAP-Windows driver (NDIS 6) This is an NDIS 6.20/6.30 implementation of the TAP-Windows driver, used by OpenVPN and other apps. NDIS 6.20 drivers can run on Windows 7 or higher except on ARM64 desktop systems where, since the platform relies on next-gen power management in its drivers, NDIS 6.30 is required. Apr 01, 2016 · Here tun0 is configured as 10.8.0.1 as a VPN, with the whole VPN network configured as 10.8.0.0/24.