Robustel R3000 User Guide - Manual (Page 76)

Robustel GoRugged R3000 User Guide
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Client @ Open VPN
Item Description Default
Enable Enable OpenVPN Client, the max tunnel account is 3 Null
Protocol Select from “UDP” and “TCP Client” which depends on the application. UDP
Remote IP Address Enter the remote IP address or domain name of remote side OpenVPN server. Null
Port Enter the listening port of remote side OpenVPN server. 1194
Interface
Select from “tun” and “tap” which are two different kinds of device interface for
OpenVPN.
The difference between tun and tap device is this: a tun device is a virtual IP
point-to-point device and a tap device is a virtual Ethernet device.
tun
Authentication
Select from four different kinds of authentication ways: “Pre-shared”,
“Username/Password”, “X.509 cert” and “X.509 cert+user”.
None
Local IP Define the local IP address of OpenVPN tunnel. 10.8.0.2
Remote IP Define the remote IP address of OpenVPN tunnel. 10.8.0.1
Enable NAT
Tick to enable SNAT for OpenVPN. The source IP address of host Behind R3000
will be disguised before accessing the remote OpenVPN server.
Disable