X5668 / X5668U

User’s Guide

1

1

Introduction

Congratulations on becoming the owner of the

X5668 / X5668U

gateway. You will now

be able to access the Internet using your high-speed connection.

The

X5668 / X5668U

is a gateway integrating ADSL2+, 1 USB host port, 4 Ethernet

ports switch and 802.11g wireless interfaces into one device which provides the most

flexibility and efficiency way to you. You could connect devices like PCs, Set-Top-Box,

ATA, servers and so on easily by Ethernet and wireless interfaces to enjoy data, voice,

and video services immediately through high speed connection.

This User Guide will show you how to connect your

X5668 / X5668U

gateway and

how to customize its configuration to get the most out of your new product.

Features

The list below contains the main features of the device (

X5668 / X5668U

) and may be

useful to users with knowledge of networking protocols. The chapters throughout this

guide will provide you with enough information to get the most out of your device.

The features include:



High Speed Asymmetrical Data Transmission on Twisted Copper Pair Wire



USB host port can connect to a printer served as printer server



Service providers can deploy ADSL rapidly over existing wire infrastructure

(POTS or ISDN line)



Compatible and interoperable with most central office site ADSL DSLAM or

Multi-service Access Systems.



Ethernet interface automatic speed-sensing and crossover correction supports

up to 100 Mbps downstream and 100 Mbps upstream rates



Integrated four-port 10/100BaseTX Ethernet switch with speed-sensing and

crossover detection automatically



802.11b/g WLAN supports up to 54 Mbps transmission rate



Provides wireless secure transmitting encryption by either 802.1x; WEP; WEP2;

WPA; WPA2; TKIP; AES



Support Networking protocols such as PPP, Routing, RIP and so on



Support DHCP client and server for IP management



Support Port Forwarding (virtual server) and MAC address filtering



Network address translation (NAT) functions to provide security for your LAN and

multiple PCs surfing Internet simultaneously.



Configuration and management by Web-browser through the Ethernet interface

and remotely through WAN interface



Firmware Supports TR-069



Upgradeable through HTTP (web browser)

X5668 / X5668U

User’s Guide

2

Device Requirements

In order to use the device, you must have the following:



High speed broadband service



Instructions from your ISP on what type of Internet access you will be using, and

the IP addresses needed to set up access



One or more computers, each containing an Ethernet card (10Base-T/100Base-T

network interface card (NIC)).



For system configuration using the supplied web-based program: a web browser

such as Internet Explorer v4 or later, or Netscape v4 or later. Note that version 4

of each browser is the minimum version requirement – for optimum display

quality, use Internet Explorer v5, or Netscape v6.1

Note

You do not need to use a hub or switch in order to connect more than one

Ethernet PC to the device. Instead, you can connect up to four Ethernet

PCs directly to the device using the ports labeled LAN1 to LAN4 on the

rear panel.

X5668 / X5668U

User’s Guide

3

2

Getting to know the device

Parts Check

In addition to this document, your package should arrive containing the following:



The device (X5668 or X5668U)



Ethernet cable



USB cable



Standard phone line cable



Power adapter

Figure 1: Package Contents

X5668 or X5668U

device

RJ-45 Cable

USB Cable(Optional)

RJ-11 Cable

Power adapter

X5668 / X5668U

User’s Guide

4

X5668 / X5668U Front Panel

The front panel of this device will be described here which cover all front panel

definitions of other models.

Figure 2: Front Panel and LEDs

Connector and LED definitions from left to right:

Label

Color

Function

Power

Green

or

Orange

GREEN off : No power

GREEN on : Power on

Orange on : Self-test fails

WLAN

Green

On : WLAN service is enabled

Off : WLAN service is disabled

Blink : Data being transmitted

Ethernet

Green

On : LAN link established and active

Off : No LAN link

Blink : Data being transmitted

Internet

Green

or

Orange

GREEN off : No connection to Internet

GREEN on : The device gets an IP address

successfully in router mode

GREEN blinking : Data being transmitted.

Orange on : PPP Authenication of the device failed.

Or it can not get an IP address in ROUTER mode.

ADSL

Green

On : Physical layer sync up successfully.

Off : No connection or no signal

Blink : Physical sync up progress

X5668 / X5668U

User’s Guide

5

X5668 Rear Panel

The rear panel of this device will be described here which cover all rear panel

definitions of other models.

Figure 3.1: Rear Panel Connections

Connector definition:

Label

Function

Antenna

Connects to the 802.11b/11g enabled wireless devices in LAN

Power Switch

ON/OFF switch

Power Jack

Connects to the supplied power adapter

LAN1 ~ LAN4

Connects the device via Ethernet to your devices in LAN

Reset

A reset button to reset the device or reset to default settings

There are two ways to reset to default settings:

1.

Press the reset button and turn on the power, then keep

pressing the reset button for 5 seconds.

2.

Press the reset button for 1 second while the router is up

and running.

Then you can reset the modem with the default setting.

DSL Jack

Connects to the ADSL network