The Nat Configuration Screens; Overview; What You Can Do In This Chapter; General - ZyXEL Communications MAX-206M2 User Manual

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H A P T E R

The NAT Configuration Screens

9.1 Overview

Use these screens to configure port forwarding and trigger ports for the WiMAX Modem. You
can also enable and disable SIP, FTP, and H.323 ALG.
Network Address Translation (NAT) maps a host's IP address within one network to a
different IP address in another network. For example, you can use a NAT router to map one IP
address from your ISP to multiple private IP addresses for the devices in your home network.

9.1.1 What You Can Do in This Chapter

• The General screen
allocate memory for NAT and firewall rules.
• The Port Forwarding screen
forwarding rules in the WiMAX Modem, and to enable, disable, activate, and deactivate
each one.
• The Trigger Port screen
forwarding rules for the WiMAX Modem.
• The ALG screen
(file transfer), and H.323 (audio-visual) ALG in the WiMAX Modem.

9.2 General

Click ADVANCED > NAT Configuration > General to enable or disable NAT and to
allocate memory for NAT and firewall rules.
Figure 50 ADVANCED > NAT Configuration > General
User's Guide
(Section 9.2 on page 93) lets you enable or disable NAT and to
(Section 9.3 on page
(Section 9.4 on page
(Section 9.5 on page 99) lets you enable and disable SIP (VoIP), FTP
94) lets you look at the current port-
97) lets you maintain trigger port
9
93