SMC Networks Barricade SMC2404WBR User Manual page 107

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Ø Overview
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encryption over the Internet. It functions at Layer 3 and thus secures
everything on the network. It has become a standard protocol used
for virtual private networks (VPNs).
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allows you to establish a connection to a corporate network and you
can share files and other data as if your machine were actually on
that local network.
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of the Point-to-Point Tunneling Protocol and is also used to establish
virtual private networks.
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network that can exist in a public infrastructure. It maintains security
and privacy through the use of tunneling protocols and IP Security.
Ø General
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properly through the router. In some cases, you may need to
specifically open ports in the router through the Virtual Server
section.
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of this Help documentation for more info on configuring this section
of the router.
Making VPN Connections
IPSec stands for IP Security. It provides authentication and
PPTP stands for Point-to-Point Tunneling Protocol. It basically
L2TP stands for Layer 2 Tunneling Protocol. It is an extension
VPN is an acronym for Virtual Private Network. This is a private
In general, most VPN applications will automatically function
If you are using IP Security, you need to open port 500.
If you are using PPTP, you need to open port 1723.
If you are using L2TP, port 1701 must be opened.
Please review the "Advanced Settings – Virtual Server" section
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