Zoom IG-4160 - Manual (Page 17)

Chapter 2: Configuring Your Internet Access Method 17
2.4 Using a Dial-up or ISDN Modem
• From the Gateway’s Basic Setup screen, select the Dialup
(56k, 33.6k) or ISDN Modem button and then click
View/Configure WAN Settings. A screen displays with
several fields to fill in. These fields control your shared PPP
(Point to Point Protocol) session, which is active whenever any
computer on your LAN must access the Internet.