ZyXEL 202H 91-003-194001B User Manual

Product codes
91-003-194001B
Page of 375
P-202H Plus v2 User’s Guide
Chapter 1 Getting To Know Your  ZyXEL Device
36
• Call Waiting
• Three Way Calling (Conference Calling)
• Call Transfer
• Call Forwarding
• Reminder  Ring
To take full advantage of the Supplementary Voice Services available though the ZyXEL 
Device's phone ports, you will need to subscribe to the services from your local telephone 
company.
Caller ID Display Services on Analog PSTN Lines
The ZyXEL Device supports Caller ID information on both phone ports. To use Caller ID 
Display you need a special telephone or display unit that can show and store incoming 
telephone numbers.
1.3  Applications for the ZyXEL Device
Here are some example uses for which the ZyXEL Device is well suited. 
1.3.1  Internet Access
The ZyXEL Device is the ideal high-speed Internet access solution. Your ZyXEL Device 
supports the TCP/IP protocol, which the Internet uses exclusively. It is also compatible with 
access servers manufactured by major vendors such as Cisco and Ascend. A typical Internet 
access application is shown below.
Figure 1   Internet Access Application
1.3.2  LAN-to-LAN Connection
You can use the ZyXEL Device to connect two geographically dispersed networks over the 
ISDN line. A typical LAN-to-LAN application for your ZyXEL Device is shown as follows.