
P-660R-T1 v3 User’s Guide
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CHAPTER 1
Introducing the ZyXEL Device
This chapter introduces the main applications and features of the ZyXEL Device. It also
introduces the ways you can manage the ZyXEL Device.
1.1 Overview
The P-660R-T1 v3 is an ADSL2+ router. By integrating DSL and NAT, you are provided with
ease of installation and high-speed, shared Internet access.
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 Services Digital Network) or T-ISDN (UR-2).
1 Only use firmware for your ZyXEL Device’s specific model. Refer to the label
on the bottom of your ZyXEL Device.
" All screens displayed in this user’s guide are from the P-660R-T1 v3 model.
See the product specifications for a full list of features.
1.2 Ways to Manage the ZyXEL Device
Use any of the following methods to manage the ZyXEL Device.
• Web Configurator. This is recommended for everyday management of the ZyXEL Device
using a (supported) web browser.
• Command Line Interface. Line commands are mostly used for troubleshooting by service
engineers.
• FTP for firmware upgrades and configuration backup/restore.
• SNMP. The device can be monitored by an SNMP manager. See the SNMP chapter in this
User’s Guide.
• TR-069. This is an auto-configuration server used to remotely configure your device.
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