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P-660R-Tx v2 Series User’s Guide
Chapter 1 Getting To Know Your ZyXEL Device 22
CHAPTER 1
Getting To Know Your ZyXEL
Device
This chapter describes the key features and applications of your ZyXEL Device.
1.1 Introducing the ZyXEL Device
Your ZyXEL Device integrates a high-speed 10/100Mbps auto-negotiating LAN interface and
a high-speed ADSL port into a single package.
Models ending in "1", for example P-660R-T1, denote a device that works over the analog
telephone system, POTS (Plain Old Telephone Service). Models ending in "3" denote a device
that works over ISDN (Integrated Synchronous Digital System). Models ending in "7" denote
a device that works over T-ISDN (UR-2).
Note: Only use firmware for your ZyXEL Device’s specific model. Refer to the label on
the bottom of your ZyXEL Device.
The web browser-based Graphical User Interface (GUI) provides easy management.
1.1.1 Features of the ZyXEL Device
The following sections describe the features of the ZyXEL Device.
High Speed Internet Access
The ZyXEL Device is an ADSL router compatible with the ADSL/ADSL2/ADSL2+
standards. It allows super-fast, secure Internet access over the analog (POTS) or digital
(ISDN) telephone line (depending on your model). Maximum data rates attainable for each
standard are shown in the next table.
Table 1 ADSL Standards
DATA RATE STANDARD UPSTREAM DOWNSTREAM
ADSL
832 kbps 8Mbps
ADSL2
3.5Mbps 12Mbps
ADSL2+
3.5Mbps 24Mbps