Asiatelco U270V, User Manual

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Figure 4-4-2-5-2 Virtual Server Setting

IP Address
Enter the IP address of the local device.

Public Port
Enter the port number to be used on the WAN side.

Private Port
Enter the port number to be used on the LAN side.

Protocol
Define what protocols to be allowed.
Figure 4-4-2-5-3 Rule Table
4.4.2.6 VPN Passthrough
A virtual private network (VPN) is a point-to-point connection across a private
or public network (Internet).
VPN Passthrough allows VPN traffic to pass through the router. There are
three main kinds of the VPN tunneling protocol, PPTP, L2TP and IPSec.