2 high availability, 11 configuring dynamic dns, Figure 215 advanced > dns > ddns – ZyXEL Communications ZyXEL ZyWALL 2WG User Manual

Page 381: Table 138 advanced > dns > ddns, For details

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Chapter 21 DNS

ZyWALL 2WG User’s Guide

381

If you have a private WAN IP address, then you cannot use Dynamic DNS.

21.10.2 High Availability

A DNS server maps a domain name to a port's IP address. If that WAN port loses its
connection, high availability allows the router to substitute another port's IP address for the
domain name mapping.

21.11 Configuring Dynamic DNS

To change your ZyWALL’s DDNS, click ADVANCED > DNS > DDNS. The screen appears
as shown.

Figure 215 ADVANCED > DNS > DDNS

The following table describes the labels in this screen.

Table 138 ADVANCED > DNS > DDNS

LABEL

DESCRIPTION

Account Setup

Active

Select this check box to use dynamic DNS.

Service Provider

This is the name of your Dynamic DNS service provider.