This configuration is for the OpenVPN Community Open Source Software Project. Refer to the OpenVPN AS documentation if you're using OpenVPN Access Server.
You can use an HTTPS Proxy when communicating with Duo Security's service. Add the proxy's host and port to the plugin line in OpenVPN's server configuration file (e.g. /etc/openvpn/openvpn.conf):
plugin /opt/duo/duo_openvpn.so IKEY SKEY HOST PROXY_HOST PROXY_PORT
The proxy must support the CONNECT protocol.
You can configure OpenVPN to send a push request automatically at logon as follows:
auth-user-pass-optional to the OpenVPN server configuration file (eg. /etc/openvpn/openvpn.conf).auth-user-pass from the your users' OpenVPN client configuration file.Need more help? Try searching our OpenVPN Knowledge Base articles or Community discussions. For further assistance, contact Support.