The Security Tab - Vpn Passthrough; Figure 5-23: Security Tab - Vpn Passthrough - Linksys BEFW11S4 User Manual

Wireless-B Broadband Router
feature make it more difficult for outside users to work their way into your network. This feature is enabled by
default.
Filter Multicast. This feature allows for multiple transmissions to specific recipients at the same time. Select
Enabled to support the feature, or Disabled to keep the Router from multicasting.
Change these settings as described here and click the Save Settings button to apply your changes or Cancel
Changes to cancel your changes.

The Security Tab - VPN Passthrough

Use the settings on this tab to allow VPN tunnels in either IPSec or PPTP protocols to pass through the Router's
firewall.
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 the radio button beside
Enabled. IPSec Passthrough is enabled by default. Click Disabled to disable the function.
PPPoE Passthrough. Point-to-Point Protocol over Ethernet allows your PC(s) to use the PPPoE client software
provided by your ISP. Some ISPs may request that you use this feature.To allow allow PPPoE Passthrough, click
the radio button beside Enabled. PPTP Passthrough is enabled by default. Click Disabled to disable the function.
PPTP Passthrough. Point-to-Point Tunneling Protocol is the method used to enable VPN sessions to a Windows
NT 4.0 or 2000 server. To allow PPTP tunnels to pass through the Router, click the radio button beside Enabled.
PPTP Passthrough is enabled by default. Click Disabled to disable the function.

Figure 5-23: Security Tab - VPN Passthrough

Change these settings as described here and click the Save Settings button to apply your changes or Cancel
Changes to cancel your changes.
Chapter 5: Configuring the Wireless-B Broadband Router 22
The Security Tab - VPN Passthrough