USR-G806 software Manual Technical Support: h.usriot.comJinan USR IOT Technology Limited www.usriot.com20Figure24 the webpage3 of VPNWait a minute or restart the router, when you see the "VPN" interface in the router page, there is a run time (not0), indicating that the current VPN has been successfully started.Note: Currently PPTP supports MPPE encryption and a variety of authentication methods. Specific settings canbe viewed in advanced settings for authentication. Only MSChapV2 indicates that MPPE encryption is only supported. MSChapV2 EAP PAP CHAP supports MPPE encryption and multiple authentications. Other means do not handle, default status, only CHAP authentication by default.3.5.2 L2TP ClientL2TP is a layer 2 tunneling protocol, similar to PPTP. At present, G806 supports various authenticationmethods such as tunnel password authentication, CHAP, etc., supporting encryption methods of MPPE andpre-shared key encryption methods of L2TP OVER IPSEC.