The Security Tab - Vpn Passthrough; Figure 8-38: Security Tab - Vpn Passthrough - Linksys WRT54G3G User Manual

Wireless-G Router for 3G/UMTS Broadband

The Security Tab - VPN Passthrough

Use this screen to allow VPN tunnels using IPSec, PPTP, or L2TP protocols to pass through the Router's firewall.
VPN Passthrough
IPSec Passthrough. Internet Protocol Security (IPSec) is a suite of protocols used to implement secure exchange
of packets at the IP layer. To allow IPSec tunnels to pass through the Router, click Enable. IPSec Passthrough is
enabled by default.
PPTP Passthrough. Point-to-Point Tunneling Protocol (PPTP) allows the Point-to-Point Protocol (PPP) to be
tunneled through an IP network. To allow PPTP tunnels to pass through the Router, click Enable. PPTP
Passthrough is enabled by default.
L2TP Passthrough. Layer 2 Tunneling Protocol is the method used to enable Point-to-Point sessions via the
Internet on the Layer 2 level. To allow L2TP tunnels to pass through the Router, click Enable. L2TP Passthrough is
enabled by default.
Change these settings as described here, and click the Save Settings button to apply your changes or Cancel
Changes to cancel your changes.
Chapter 8: Configuring the Wireless-G Router for 3G/UMTS Broadband
The Security Tab - VPN Passthrough

Figure 8-38: Security Tab - VPN Passthrough

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