Using OpenVPN in tunnel (tun) mode ? Home Page › Forums › Network Management › ZeroShell › Using OpenVPN in tunnel (tun) mode ? This topic is empty. Viewing 1 post (of 1 total) Author Posts March 24, 2009 at 12:48 am #41572 olivier1010Member Is it possible to use OpenVPN in true tunnel (tun) mode with zeroshell ? This is to connect a central headquarter LAN to distant sites LANs. Using tap mode create more traffic on the central office wan link because of presence of broadcast traffic from the clients. Thanks. Author Posts Viewing 1 post (of 1 total) You must be logged in to reply to this topic. Log In Username: Password: Keep me signed in Continue with FacebookContinue with GoogleContinue with Twitter Log In