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How to set session expire for OpenVPN tunnel?
It must pass the following checks to be accepted as a valid authentication method: The server verifies the HMAC signature on the session token. The session start timestamp in the session token must not be older than the vpn.server.session_expire configuration key’s value in seconds. If not explicitly set this defaults to about 24 hours.
How are session tokens used in OpenVPN access server?
Session tokens in Access Server OpenVPN Access Server implements session-token based authentication. After a normal successful authentication the server sends a session token to the VPN client. Each time the VPN client must authenticate again, it offers this session token to the server.
What happens when a session is interrupted in OpenVPN?
After a transient connection interruption the session can resume gracefully. When an Access Server cluster node fails, its users can migrate gracefully to another node. When multi-factor authentication is enabled there is no need to interrupt the user in the above cases. Server-locked profiles don’t need to repeat authentication twice in a row.
How does OpenVPN work with TLS crypt?
With TLS Crypt for OpenVPN, we add another layer of encryption to the control channel, on top of signing and verifying with a shared key as TLS Auth does. This extra layer of encryption applies even to the key-exchange before the TLS session is started.
What to do if you forgot your OpenVPN password?
If you have forgotten the password for this user on your OpenVPN Access Server you can reset the password for the “openvpn” user on the command line with passwd openvpn. Please note that you can not and should not use the “root” user credentials to login at the Admin UI.
Which is the default username for OpenVPN?
The Admin Web UI is protected by a username/password combination. The default user is openvpn. Before you can sign in to the Admin Web UI with the openvpn username, you must first set the password at the command line interface: With the password set, you can sign in to the Admin Web UI with the openvpn username.
What do I need to know about OpenVPN access server?
If you’re having trouble accessing the web interface, refer to: Troubleshooting access to the web interface. OpenVPN Access Server provides web services to run both the Admin Web UI and the Client UI. The Client UI provides your users with pre-configured VPN clients, which simplifies the process of connecting to your VPN server.