Unterschiede

Hier werden die Unterschiede zwischen zwei Versionen angezeigt.

Link zu dieser Vergleichsansicht

en:support:internet:protokoll [18.06.2020] (aktuell)
Zeile 1: Zeile 1:
 +====== PPTP VPN and OpenVPN ======
 +
 +Within the <php> echo cygnus_netname_en();​ </​php>​ VPN connection for Internet dial-in is called Internet Login. There are two possible [[https://​en.wikipedia.org/​wiki/​Virtual_private_network|VPN protocol]] options.
 +
 +The PPTP VPN is a standard protocol. It has proven stable over a long period of time. In addition there is OpenVPN.
 +
 +We will list pros and cons of the two protocols in the following comparision.
 +
 +==== PPTP VPN ====
 + 
 +Pros:
 +
 +  * has been stable for a long period of time
 +  * extensively tested
 +  * supported by every major operating system (including old Windows versions)
 +  * based on official standards (developed by Microsoft and others)
 +  * IPv6 support
 +
 +Cons:
 +
 +  * poorly encrypted, based on the quality of the used password
 +  * issues with third party firewalls and anti virus software, which might result in disconnects (under Windows)
 +  * complicated setup under Linux
 +
 +==== OpenVPN ====
 +
 +Pros:
 +
 +  * open source VPN protocol
 +  * no problems with firewalls and disconnects (uses connection less protocol)
 +  * good integration in Linux
 +  * strong encryption
 +
 +Cons:
 +
 +  * non-standard
 +  * currently no IPv6 support possible
 +  * Windows access only through workaround on server side possible (Windows tun device not available)
 +  * Windows version needs administrator rights
 +  * suboptimal performance due to strong encryption and userspace implementation