ZyXEL Communications P-974H - V3.70, Manual

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P-974H/HW Series User’s Guide
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C
H A P T E R
5
Advanced
5.1 Overview
This chapter describes the Advanced screens you use to configure settings such as
IP filtering, MAC filtering and port forwarding.
Use the Advanced screens to configure VPN passthrough, enable multicast,
filtering, and set up Network Address Translation (NAT) features.
5.1.1 What You Can Do in this Chapter
• The Options screen allows you to enable or disable advanced features such as
multicast and IPSec ( Section 5.2 on page 46 ).
• The IP Filtering screen allows you to block access based on the IP address of a
computer on the LAN ( Section 5.3 on page 47 ).
• The MAC Filtering screen allows you to block access based on the MAC address
of a computer on the LAN ( Section 5.4 on page 48 ).
• The Port Filtering screen allows you to drop traffic based on service port
numbers and protocol types ( Section 5.5 on page 49 ).
• The Port Forwarding screen allows you to forward traffic to certain computers
on your network based on the port numbers of incoming traffic ( Section 5.6 on
page 50 ).
5.1.2 What You Need to Know
The following terms and concepts may help as you read through this chapter.
VPN Pass Through Features
A Virtual Private Network (VPN) is a way to securely connect two networks over
the Internet. For example a home network and one in a business office. This
requires special equipment on both ends of the connection.
The ZyXEL Device is not one of the endpoints but it does allow traffic from those
endpoints to pass through. The ZyXEL Device allows the following types of VPN
traffic to pass through: