Before You Begin; The Layer 2 Interface Screen - ZyXEL Communications P-2612HNU-Fx User Manual

dynamically assigned by the ISP each time the ZyXEL Device tries to access the
Internet.
If your ISP assigns you a static WAN IP address, they should also assign you the
subnet mask and DNS server IP address(es).
ATM
Asynchronous Transfer Mode (ATM) is a LAN and WAN networking technology that
provides high-speed data transfer. ATM uses fixed-size packets of information
called cells. With ATM, a high QoS (Quality of Service) can be guaranteed. ATM
uses a connection-oriented model and establishes a virtual circuit (VC) between
two endpoints before the actual data exchange begins.
Finding Out More
• See Section 5.4 on page 113
• See Chapter 3 on page 33

5.1.3 Before You Begin

You need to know your Internet access settings such as encapsulation and WAN IP
address. Get this information from your ISP.

5.2 The Layer 2 Interface Screen

The ZyXEL Device must have a layer-2 interface to allow users to use the Ethernet
WAN port or DSL port to access the Internet. The screen varies depending on the
interface type you select.
Note: The ATM and Ethernet layer-2 interfaces cannot work at the same time.
P-2612HNU-Fx User's Guide
for advanced technical information on WAN.
for WAN tutorials.
Chapter 5 WAN Setup
99