User's Manual Part 2
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GN-B46B Wireless Broadband Router User Guide
Enable/Disable VPN pass through. If administrator configure a host to enable VPN pass
through, router will automatically setting virtual server and firewall setting for this host. All
VPN packets will be transparent and will redirect to this host. VPN pass through works,
either VPN server behind the LAN side or VPN server locate at WAN side. For different
VPN pass through setting, only 1 host can be configured as pass through.
n L2TP Pass Through setting
L2TP stands for Layer 2 Tunneling Protocol. It is an extension of the Point-to-Point
Tunneling Protocol and is also used to establish virtual private networks.