Jun 10, 2020 protection against DNS queries on network interfaces other than the TAP interface, edit the configuration file by adding "block-outside-dns".
I setup t2.micro and t2.xlarge instances on AWS and was able to set them up easily with OpenVPN. I used Linux 2 and OpenVPN CentOS 7. I have an elastic IP and security group settings that allow the following: Hello, On a Windows 7 laptop, openvpn client 2.3.10 with "block-outside-dns" option enabled interferes with Microsoft NCSI active probing. As a result, after seconds of establishing the tunnel, Windows assumes there is no Internet connectivity on the Mit der OpenVPN Version 2.3.9 wurde eine neue Option hinzugefügt, um das Problem zu verhindern. Es wird dann nur noch der DNS Server des VPN Adapters angesprochen. Die neue Option „block-outside-dns“ kann sowohl in die Server Konfiguration eingetragen werden, damit es auf jedem Client angewendet wird als auch in die Client Konfiguration. OpenVPN Access Server supports pushing an instruction to a connecting OpenVPN client to use a specific DNS server. Actually it supports pushing 2 DNS servers, in case the first one fails to respond. This can be configured in the Admin UI under VPN Settings. The Access Server also supports sending additional instructions for DNS Resolution Zones, which functions like a type of split-DNS where
To fix this either remove block-outside-dns or use DNS server addresses Is there a way to force the client to ignore the "block-outside-dns" config pushed by Further questions on this is better handled in the openvpn-users mailing list.
block-outside-dns. Doing this should solve any proxy-related DNS trouble. Remember, the above instructions are for the OpenVPN client only – if you're using a DNS translates domain names into IP addresses, removing the need for a user to if you're connected to a misconfigured network, your DNS requests can “leak” outside of the encrypted tunnel. If a VPN doesn't support IPv6 or doesn't know how to block IPv6 requests, then OpenVPN plugin to fix Windows DNS Leaks. Paste block-outside-dns in the newly created row. block dns. Save the file and then close the text editor. Need help? Oct 8, 2018 Scroll down to the end of the file and add this line: block-outside-dns . 8. Connect to your OpenVPN server again and then refresh the
Support --block-outside-dns on multiple tunnels As for the comp-lzo breakage - I need to go test. "--comp-lzo no" has always been a bit of a weird edge case - I think it is interpreted as "do not compress but understand incoming frames with lzo compression", and it's distinctly different from "no --comp-lzo in the config" (which would mean "do not understand anything about lzo").
However, --block-outside-dns can be used by simply adding it to that config file, provided you use Windows Vista or newer (this does not work on Windows XP) Ensure you have a server push a suitable DNS server. For further help please post your log file at verb 4 See --log, --verb and --block-outside-dns in The Manual v23x This will cause the DNS entries for your VPN device to be used (and only while the VPN connection is active). You can set them according to the answer by @brunoqc. While you're at it, you should probably also add the openvpn option block-outside-dns, to ensure that DNS queries are not leaking. This answer is based upon this very useful blog post. He configured OpenVPN TCP without persist-tun on the > client side and pushes block-outside-dns from server. > > When he restarts OpenVPN server, DNS no longer works on the clients. > Neither with or without VPN. Users say this can be fixed only with > rebooting, I believe restarting service would help too. > Is this only with 2.4.2 or is 2.4.1 also affected? As you imply, the filters won't