User`s guide

ing the MAC address of a computer, go to Setting the MAC Address and see

the sidebar.

Note: Make sure you enter the MAC address correctly. The Telephony

Modem may completely block access if you enter an incorrect address.

4 Click the Save button to save your changes.

5 Proceed to Conﬁguring DDNS

Conﬁguring DDNS

The public IP addresses assigned to your Telephony Modem can change from time

to time. If you are providing services from your private network (using the Virtual

Servers feature), you should use Dynamic DNS (DDNS) to associate your current

IP address with a domain name. The Telephony Modem directly supports several

major DDNS providers.

After setting up a DDNS account, follow these steps to conﬁgure the Telephony

Modem to contact the DDNS provider.

1 Click the Firewall link in the navigation menu, then click DDNS.

The DDNS window appears.

Touchstone WTM652 Telephony Modem User’s Guide

Safety

Getting

Started

Battery

Installation

Wireless

Conﬁguration

Ethernet

Conﬁguration Usage Troubleshooting Glossary