XAVi X8821e User manual

I
User Manual
X8821e/X8821m
X8824e/X8824m
Broadband Gateway
ADSL/ ADSL2+ Bridge/Router
With one Ethernet port
or one Ethernet port plus
one USB 1.1 device port
Issue 1.0
11st Jan. 2007

X8821e/X8821m / X8824e/X8824m User’s Guide
II
XAVi Technologies Corporation
Tel: [phone]
9F, No. 129, Hsing Te Road, Sanchung City,
Taipei County 241,
Taiwan
Copyright © 2007, XAVi Technologies Corporation
Information in this manual is subject to change without notice. No part of this manual may be reproduced
or transmitted in any form or by any means, electronic or mechanical, including photocopying or scanning,
for any purpose, without the written permission of XAVi Technologies Corporation.
XAVi Technologies Corporation provides this documentation without warranty of any kind, implied or
expressed, including, but not limited to, the implied warranties of merchantability and fitness for a
particular purpose.

X8821e/X8821m / X8824e/X8824m User’s Guide
III
T
Ta ab bl le e o of f C Co on nt te en nt ts s
1Introduction.................................................................................................1
Features................................................................................................................................1
Device Requirements...........................................................................................................2
Using this Document.............................................................................................................2
Notational conventions..................................................................................................................2
Typographical conventions............................................................................................................2
Special messages.......................................................................................................................... 2
2Getting to know the device........................................................................3
Parts Check...........................................................................................................................3
X8821e/X8821m Front Panel...............................................................................................4
X8821e/X8821m Rear Panel ...............................................................................................5
X8824e/X8824m Front Panel...............................................................................................6
X8824e/X8824m Rear Panel ...............................................................................................7
3Connecting your device.............................................................................8
Connecting the Hardware.....................................................................................................8
Step 1. Connect the DSL cable..................................................................................................... 9
Step 2. Connect the Ethernet cable ..............................................................................................9
Step 3. Attach the power connector..............................................................................................9
Step 4. Configure your Ethernet PCs............................................................................................9
Step 5. Install an USB driver (for X8824e/X8824m only)..............................................................9
Next step........................................................................................................................................9
4Getting Started with the Web pages.......................................................10
Accessing the Web pages..................................................................................................10
Commonly used buttons.....................................................................................................12
Help information..................................................................................................................12
Testing your Setup..............................................................................................................13
Default device settings........................................................................................................14
5Home..........................................................................................................15
Overview Page....................................................................................................................15
Basic Overview............................................................................................................................15
Firmware Upgrade..............................................................................................................16
Upgrading the firmware...............................................................................................................16
6Configuration............................................................................................17
Quick Setup.........................................................................................................................17
Configuring ATM PVC.................................................................................................................18
Configuring the Connection Type................................................................................................18
Configuring the WAN IP Settings if PPP over ATM (PPPoA) or PPP over Ethernet (PPPoE)..18

X8821e/X8821m / X8824e/X8824m User’s Guide
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Configuring the WAN IP Settings if RFC1483 (Routed) .............................................................22
Configuring the WAN IP Settings if Bridging...............................................................................23
Local Network (LAN) Page.................................................................................................24
IP Address ...................................................................................................................................24
DHCP server................................................................................................................................25
Internet Connection Page...................................................................................................27
Connections.................................................................................................................................27
ADSL Configuration.....................................................................................................................28
MAC Spoofing..............................................................................................................................29
Security Configuration ........................................................................................................30
IP Filter.........................................................................................................................................30
Domain Filter................................................................................................................................32
Advanced Security Configuration.......................................................................................33
DMZ Host..................................................................................................................................... 33
Port Forwarding...........................................................................................................................34
IP Routing............................................................................................................................36
Static Routing...............................................................................................................................36
Dynamic Routing ......................................................................................................................... 37
DNS Client ..........................................................................................................................38
IGMP Proxy.........................................................................................................................38
DNS Relay ..........................................................................................................................39
SNTP...................................................................................................................................40
SNTP Server................................................................................................................................40
SNTP client..................................................................................................................................41
Quality of Service................................................................................................................42
7System.......................................................................................................44
Admin Password.................................................................................................................44
Reset & Restart...................................................................................................................45
Backup Configuration.........................................................................................................46
Remote Access...................................................................................................................48
8Status.........................................................................................................49
Broadband Line...................................................................................................................49
Internet Connection ............................................................................................................50
Traffic Status.......................................................................................................................50
DHCP Table........................................................................................................................51
Routing Table......................................................................................................................51
ARP Table...........................................................................................................................52
AAppendix A - Configuring the Internet Settings....................................53
Configuring Ethernet PCs...................................................................................................53
Before you begin..........................................................................................................................53
Windows® XP PCs...................................................................................................................... 53
Windows 2000 PCs.....................................................................................................................53

X8821e/X8821m / X8824e/X8824m User’s Guide
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Windows Me PCs........................................................................................................................54
Windows 95, 98 PCs...................................................................................................................54
Windows NT 4.0 workstations.....................................................................................................55
Assigning static Internet information to your PCs .......................................................................56
Configuring USB PC...........................................................................................................57
Connecting a computer to the USB port .....................................................................................57
Part 1. Installing the USB Driver..................................................................................................57
Part 2. Configuring IP properties on the USB PC.......................................................................58
BAppendix B - IP Addresses, Network Masks, and Subnets.................59
IP Addresses.......................................................................................................................59
Structure of an IP address...........................................................................................................59
Network classes...........................................................................................................................59
Subnet masks.....................................................................................................................60
CAppendix C - Troubleshooting................................................................61
Troubleshooting Suggestions.............................................................................................61
Diagnosing Problem using IP Utilities................................................................................63
Ping..............................................................................................................................................63
nslookup....................................................................................................................................... 63
DAppendix D - Advanced DSL port attributes.........................................65
EAppendix E - Glossary.............................................................................70
FAppendix F - Specification ......................................................................79
GAppendix G - Warranties..........................................................................81
HAppendix H - Regulation..........................................................................83
IAppendix I - Contact information............................................................86

X8821e/X8821m / X8824e/X8824m User’s Guide
1
1 Introduction
Congratulations on becoming the owner of the X8821e/X8821m or X8824e/X8824m,
ADSL router. You will now be able to access the Internet using your high-speed DSL
connection.
This User Guide will show you how to connect your X8821e/X8821m/X8824e/X8824m
DSL Modem, and how to customize its configuration to get the most out of your new
product.
These four models are covered by this user manual:
X8821e/X8821m: ADSL2+ and 1 Ethernet port .
X8824e/X8824m: ADSL2+, 1 Ethernet port and 1 USB port.
X8821m and X8824m support additional features for remote management.
Features
The list below contains the main features of the device and may be useful to users with
knowledge of networking protocols. If you are not an experienced user, 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
• 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.
• RFC 1483 Bridge and Routing over ATM over ADSL
• PPPoE and PPPoA Routing over ADSL
• Interchangeable between Bridge and Router mode
• Network address translation (NAT) functions to provide security for your LAN
• Network configuration through DHCP Server and DHCP Client
• Services including IP route and DNS configuration, RIP, and IP and DSL
performance monitoring
• Support IP QoS for multiple services and bandwidth sensitive applications
• Configuration and management with Telnet through the Ethernet interface, and
remote Telnet through ADSL interface
• Firmware upgradeable through TFTP, HTTP
• User-friendly configuration program accessed via a web browser

X8821e/X8821m / X8824e/X8824m User’s Guide
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Device Requirements
In order to use the X8821e/X8821m or X8824e/X8824m, you must have the following:
• DSL service up and running on your telephone line
• Instructions from your ISP on what type of Internet access you will be using, and
the 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 need to use a hub or switch in order to connect more than one
Ethernet PC to the DSL device. You may also use the USB port of DSL
device connecting to the PC (X8824e/X8824m only).
Using this Document
Notational conventions
• Acronyms are defined the first time they appear in the text and also in the
glossary.
• For brevity, the X8821e/X8824m/X8824e/X8824m is referred to as “the device”.
• The term LAN refers to a group of Ethernet-connected computers at one site.
Typographical conventions
• Italic text is used for items you select from menus and drop-down lists and the
names of displayed web pages.
• Bold text is used for text strings that you type when prompted by the program,
and to emphasize important points.
Special messages
This document uses the following icons to draw your attention to specific instructions or
explanations.
Note Provides clarifying or non-essential information on the current topic.
Definition
Explains terms or acronyms that may be unfamiliar to many readers.
These terms are also included in the Glossary.
WARNING
Provides messages of high importance, including messages relating to
personal safety or system integrity.

X8821e/X8821m / X8824e/X8824m User’s Guide
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2 Getting to know the device
Parts Check
In addition to this document, your package should arrive containing the following:
• X8821e/X8821m or X8824e/X8824m DSL Modem
• Standard phone/DSL line cable
• Ethernet cable
• USB cable (for X8824e/X8824m only)
• Power adapter
• User Manual CD
Figure 1: DSL Modem Package Contents
X8821e or X8821m or
X8824e or X8824m
ADSL device unit
RJ-11 Cable
RJ-45 Cable
USB cable (X8824e/X8824m only)
Power adapter
User’s Manual CD

X8821e/X8821m / X8824e/X8824m User’s Guide
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X8821e/X8821m Front Panel
The front panel contains lights called Light Emitting Diodes (LEDs) that indicate the
status of the unit.
Figure 2: X8821e/X8821m Front Panel and LEDs
Label Color Function
PWR
(power) green On: device is powered on
Off: device is powered off
WAN green
On: DSL link reaches showtime, which means
that your device has successfully connected
to your ISP’s DSL network.
Off: DSL link not in showtime, your device has
not successfully connected to your ISP’s DSL
network.
Blink: Try to connect to ISP’s DSL network
PPP green On: PPP SYNC UP
Off: NO PPP link
Blink: Valid IP packet being transmitted
LAN green On: LAN link established and active
Off: No LAN link
Blink: Data being transmitted
ALM red On: Error occurred
Blink: booting up

X8821e/X8821m / X8824e/X8824m User’s Guide
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X8821e/X8821m Rear Panel
The X8821e/X8821m rear panel contains the ports for the unit's data and power
connections.
Figure 3: X8821e/X8821m Rear Panel
Label Function
WAN Connects to the ISP DSL network Connects to the
supplied power adapter
RESET A reset button to reset the device or reset to default
settings
ETHERNET Connects the device via Ethernet to your devices (PC
or switch) in LAN
POWER Connects to the supplied power adapter