italk(IT)

 Idel timeout is time that client no activity on network traffic. when client no activity during value of idel timeout then client will logoff from system. If default value of  idel timeout is not enough you can change idel timeout value by your self.

 OpenVPN with User and Certificate Authentication have 2 levels of security because it have user authen and certificate that match with CA server.

OpenVPN with User Authentication and Certificate Authentication is separate from OpenVPN with User and Certificate Authentication. I have 1 level of security and easy to setup.

SSL VPN is virtual private network with SSL. You must connect VPN before remote to your server from anywhere. SSL VPN is safer than port forwarding because it have authen factor and connect with SSL.