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Chapter 5: Configuring the Router
The Security Tab - VPN
Broadband Router with 2 Phone Ports
The Security Tab - VPN
The VPN screen allows you to allow VPN tunnels using IPSec, PPTP, or L2TP protocols to pass through the Router.
VPN Passthrough
IPSec Passthrough. IPSec (Internet Protocol Security) is a suite of protocols used to implement secure exchange
of packets at the IP layer. To allow IPSec Passthrough, click the Enable button. To disable IPSec Passthrough,
click the Disable button.
PPTP Passthrough. PPTP (Point-to-Point Tunneling Protocol) Passthrough allows the Point-to-Point (PPP) to be
tunneled through an IP network. To allow PPTP Passthrough, click the Enable button. To disable PPTP
Passthrough, click the Disable button.
L2TP Passthrough. Layer 2 Tunneling Protocol Passthrough is the method used to enable Point-to-Point (PPP)
sessions via the Internet on the Layer 2 level. To allow L2TP Passthrough, click the Enable button. To disable
L2TP Passthrough, click the Disable button.
When you have finished making changes to this screen, click the Save Settings button to save the changes, or
click the Cancel Changes button to undo your changes. For help information, click Help.
Figure 5-20: Security Tab - VPN
ipsec: a VPN protocol used to implement
secure exchange of packets at the IP layer
pptp: a VPN protocol that allows the Point to Point
Protocol (PPP) to be tunneled through an IP network.
This protocol is also used as a type of broadband
connection in Europe
vpn: a security measure to protect data as it leaves
one network and goes to another over the Internet