ZyXEL Communications P-661HW User Manual
P-661H/HW Series User’s Guide
Chapter 1 Getting To Know Your ZyXEL Device
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H A P T E R
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
The ZyXEL Device is an ADSL2+ gateway that allows super-fast, secure Internet access over
analog (POTS) or digital (ISDN) telephone lines (depending on your model).
analog (POTS) or digital (ISDN) telephone lines (depending on your model).
In the ZyXEL Device product name, “H” denotes an integrated 4-port switch (hub) and “W”
denotes an included wireless LAN card that provides wireless connectivity.
denotes an included wireless LAN card that provides wireless connectivity.
Models ending in “1”, for example P-661H-D1, 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 Services Digital Network). Models ending in “7” denote a
device that works over T-ISDN (UR-2).
telephone system, POTS (Plain Old Telephone Service). Models ending in “3” denote a device
that works over ISDN (Integrated Services Digital Network). 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 DSL RJ-11 (ADSL over POTS models) or RJ-45 (ADSL over ISDN models) connects to
your ADSL-enabled telephone line. The ZyXEL Device is compatible with the ADSL/
ADSL2/ADSL2+ standards. Maximum data rates attainable by the ZyXEL Device for each
standard are shown in the next table.
your ADSL-enabled telephone line. The ZyXEL Device is compatible with the ADSL/
ADSL2/ADSL2+ standards. Maximum data rates attainable by the ZyXEL Device for each
standard are shown in the next table.
Note: The standard your ISP supports determines the maximum upstream and
downstream speeds attainable. Actual speeds attained also depend on the
distance from your ISP, line quality, etc.
distance from your ISP, line quality, etc.
Table 1 ADSL Standards
DATA RATE STANDARD UPSTREAM
DOWNSTREAM
ADSL
832 kbps
8Mbps
ADSL2
3.5Mbps
12Mbps
ADSL2+
3.5Mbps
24Mbps