ZyXEL Communications P841C Bedienungsanleitung

P841C

Central-Side VDSL Modem

May 2002

Version 1.00

User’s Guide

P841C Central-Side VDSL Modem

ii Copyright

The contents of this publication may not be reproduced in any part or as a whole, transcribed, stored in a retrieval

system, translated into any language, or transmitted in any form or by any means, electronic, mechanical,

magnetic, optical, chemical, photocopying, manual, or otherwise, without the prior written permission of ZyXEL

Communications Corporation.

Disclaimer

ZyXEL does not assume any liability arising out of the application or use of any products, or software described

herein. Neither does it convey any license under its patent rights nor the patents rights of others. ZyXEL further

reserves the right to make changes in any products described herein without notice. This publication is subject to

change without notice.

Trademarks

Trademarks mentioned in this publication are used for identification purposes only and may be properties of their

respective owners.

P841C Central-Side VDSL Modem

ZyXEL Limited Warranty iii

ZyXEL Limited Warranty

ZyXEL warrants to the original end user (purchaser) that this product is free from any defects in materials or

workmanship for a period of up to two (2) years from the date of purchase. During the warranty period and upon

proof of purchase, should the product have indications of failure due to faulty workmanship and/or materials,

ZyXEL will, at its discretion, repair or replace the defective products or components without charge for either

parts or labor and to whatever extent it shall deem necessary to restore the product or components to proper

operating condition. Any replacement will consist of a new or re-manufactured functionally equivalent product of

equal value, and will be solely at the discretion of ZyXEL. This warranty shall not apply if the product is

modified, misused, tampered with, damaged by an act of God, or subjected to abnormal working conditions.

Note

Repair or replacement, as provided under this warranty, is the exclusive remedy of the purchaser. This warranty is

in lieu of all other warranties, express or implied, including any implied warranty of merchantability or fitness for

a particular use or purpose. ZyXEL shall in no event be held liable for indirect or consequential damages of any

kind of character to the purchaser.

To obtain the services of this warranty, contact ZyXEL's Service Center for your Return Material Authorization

number (RMA). Products must be returned Postage Prepaid. It is recommended that the unit be insured when

shipped. Any returned products without proof of purchase or those with an out-dated warranty will be repaired or

replaced (at the discretion of ZyXEL) and the customer will be billed for parts and labor. All repaired or replaced

products will be shipped by ZyXEL to the corresponding return address, Postage Paid. This warranty gives you

specific legal rights, and you may also have other rights that vary from country to country.

P841C Central-Side VDSL Modem

iv Interference Statements and Warnings

Interference Statements and Warnings

FCC Interference Statement

This device complies with Part 15 of the FCC rules. Operation is subject to the following two conditions:

(1) This device may not cause harmful interference.

(2) This device must accept any interference received, including interference that may cause undesired operations.

FCC Warning

This equipment has been tested and found to comply with the limits for a Class B digital device, pursuant to Part

15 of the FCC Rules. These limits are designed to provide reasonable protection against harmful interference in a

commercial environment. This equipment generates, uses, and can radiate radio frequency energy and, if not

installed and used in accordance with the instruction manual, may cause harmful interference to radio

communications. Operation of this equipment in a residential area is likely to cause harmful interference in which

case the user will be required to correct the interference at his own expense.

CE Mark Warning:

This is a Class B product. In a domestic environment this product may cause radio interference in which case the

user may be required to take adequate measures.

Taiwanese BCIQ A Warning:

VCCI Class B Warning

Certifications

Refer to the product page at www.zyxel.com.

P841C Central-Side VDSL Modem

Customer Support v

Customer Support

If you have questions about your ZyXEL product or desire assistance, contact ZyXEL Communications

Corporation offices worldwide, in one of the following ways:

Contacting Customer Support

When you contact your customer support representative, have the following information ready:

♦ Product model and serial number.

♦ Firmware version information.

♦ Warranty information.

♦ Date you received your product.

♦ Brief description of the problem and the steps you took to solve it.

METHOD E-MAIL: SUPPORT TELEPHONE WEB SITE

LOCATION SALES FAX FTP SITE

REGULAR MAIL

[email protected] +886-3-578-3942 www.zyxel.com

www.europe.zyxel.com

WORLDWIDE

[email protected] +886-3-578-2439 ftp.europe.zyxel.com

ZyXEL Communications

Corp., 6 Innovation Road

II, Science-Based

Industrial Park, HsinChu,

Taiwan 300, R.O.C.

[email protected] +1-714-632-0882

800-255-4101

www.zyxel.comNORTH

AMERICA

[email protected] +1-714-632-0858 ftp.zyxel.com

ZyXEL Communications

Inc., 1650 Miraloma

Avenue, Placentia, CA

92870, U.S.A.

[email protected] +45-3955-0700 www.zyxel.dkSCANDINAVIA

[email protected] +45-3955-0707 ftp.zyxel.dk

ZyXEL Communications

A/S, Columbusvej 5, 2860

Soeborg, Denmark.

[email protected] +49-2405-6909-0 www.zyxel.deGERMANY

[email protected] +49-2405-6909-99

ZyXEL Deutschland

GmbH. Adenauerstr.

20/A4 D-52146

Wuerselen, Germany.

[email protected] +603-795-44-688 www.zyxel.com.my

MALAYSIA

[email protected] +603-795-34-407

Lot B2-06, PJ Industrial

Park, Section 13, Jalan

Kemajuan, 46200

Petaling Jaya Selangor

Darul Ehasn, Malaysia

P841C Central-Side VDSL Modem

vi Table of Contents

Table of Contents

Copyright ...................................................................................................................................................................ii

ZyXEL Limited Warranty...........................................................................................................................................iii

Interference Statements and Warnings ....................................................................................................................iv

Customer Support .................................................................................................................................................... v

Preface .....................................................................................................................................................................ix

Chapter 1 Getting to Know the P841C................................................................................................................................. 1-1

1.1 Features..................................................................................................................................................... 1-1

1.2 Application Example .................................................................................................................................. 1-1

Chapter 2 Hardware Connections........................................................................................................................................ 2-1

2.1 Front Panel ................................................................................................................................................ 2-1

2.2 Back Panel................................................................................................................................................. 2-1

Chapter 3 Configuring the P841C ........................................................................................................................................ 3-1

3.1 Additional Installation Requirements ......................................................................................................... 3-1

3.2 Login Screen.............................................................................................................................................. 3-1

3.3 Commands ................................................................................................................................................ 3-2

3.4 System Related Commands...................................................................................................................... 3-2

Chapter 4 VDSL- Related Commands ................................................................................................................................. 4-1

4.1 Introduction ................................................................................................................................................ 4-1

Chapter 5 Ethernet-related Commands............................................................................................................................... 5-1

5.1 Introduction ................................................................................................................................................ 5-1

Chapter 6 Troubleshooting .................................................................................................................................................. 6-1

6.1 VDSL LED.................................................................................................................................................. 6-1

6.2 Data Transmission ..................................................................................................................................... 6-1

6.3 Intermittent VDSL LED .............................................................................................................................. 6-2

6.4 Data Rate................................................................................................................................................... 6-2

6.5 Password ................................................................................................................................................... 6-2

6.6 Connecting to an Ethernet Switch ............................................................................................................. 6-2

Power Adapter Specifications...................................................................................................................................A

Index .........................................................................................................................................................................C

P841C Central-Side VDSL Modem

List of Figures vii

List of Figures

Figure 1-1 Campus Application ..................................................................................................................................................1-2

Figure 2-1 P841C Front Panel.....................................................................................................................................................2-1

Figure 2-2 P841C Back Panel .....................................................................................................................................................2-2

Figure 3-1 Login Screen..............................................................................................................................................................3-1

Figure 3-2 Login Screen..............................................................................................................................................................3-1

Figure 3-3 Wrong Password ........................................................................................................................................................3-2

Figure 3-4 Change Password Command .....................................................................................................................................3-2

Figure 3-5 Exit Command...........................................................................................................................................................3-3

Figure 3-6 P841C Help Commands ............................................................................................................................................3-3

Figure 3-7 Sys Status Command .................................................................................................................................................3-5

Figure 3-8 Upgrading Firmware First Warning...........................................................................................................................3-5

Figure 3-9 Upgrade Firmware Last Warning...............................................................................................................................3-6

Figure 3-10 Example Xmodem Upload ......................................................................................................................................3-6

Figure 4-1 VDSL Mode...............................................................................................................................................................4-1

Figure 4-2 VDSL Upstream Rate ................................................................................................................................................4-2

Figure 4-3 VDSL Downstream Rate ...........................................................................................................................................4-3

Figure 4-4 VDSL Auto Flag ........................................................................................................................................................4-3

Figure 4-5 VDSL Status Example ...............................................................................................................................................4-4

Figure 4-6 VDSL Initialization Messages ...................................................................................................................................4-6

Figure 4-7 VDSL Monitor...........................................................................................................................................................4-6

Figure 4-8 VDSL Show Command .............................................................................................................................................4-7

Figure 5-1 Ethernet Status...........................................................................................................................................................5-2

Figure 5-2 Ethernet Speed...........................................................................................................................................................5-3

Figure 5-3 Ethernet Flow Control ...............................................................................................................................................5-3

Figure 5-4 Ethernet Monitor Status.............................................................................................................................................5-4

Figure 5-5 Enet Monitor Statistics ..............................................................................................................................................5-4

P841C Central-Side VDSL Modem

viii Lists of Tables

List of Tables

Table 2-1 P841C LED Descriptions............................................................................................................................................ 2-1

Table 2-2 P841C Rear Panel Connectors .................................................................................................................................... 2-2

Table 3-1 P841C Help Commands.............................................................................................................................................. 3-4

Table 3-2 Sys Status Command .................................................................................................................................................. 3-5

Table 4-1 VDSL Default Values.................................................................................................................................................. 4-1

Table 4-2 VDSL Mode................................................................................................................................................................ 4-1

Table 4-3 VDSL Mode, Frequency Ranges and Rates ................................................................................................................ 4-2

Table 4-4 VDSL Rates ................................................................................................................................................................ 4-3

Table 4-5 VDSL Status Counters ................................................................................................................................................ 4-5

Table 4-6 VDSL Show Command............................................................................................................................................... 4-7

Table 5-1 Ethernet Status Counters............................................................................................................................................. 5-2

Table 5-2 Enet Monitor Statistics................................................................................................................................................ 5-4

Table 6-1 Troubleshooting the VDSL LED................................................................................................................................. 6-1

Table 6-2 Troubleshooting Data Transmission............................................................................................................................ 6-1

Table 6-3 Troubleshooting a Non-Constant VDSL LED ............................................................................................................ 6-2

Table 6-4 Troubleshooting the SYNC-rate.................................................................................................................................. 6-2

Table 6-5 Troubleshooting the Password .................................................................................................................................... 6-2

Table 6-6 Troubleshooting Connecting to an Ethernet Switch.................................................................................................... 6-2

P841C Central-Side VDSL Modem

Preface ix

Preface

Congratulations on your purchase of the Prestige 841C Central-Side VDSL Modem.

This preface introduces you to the Prestige 841C and discusses the organization and conventions of this user’s

guide. It also provides information on other related documentation.

About VDSL

VDSL (Very high bit rate Digital Subscriber Line) is one type of DSL with very high data rates. The service can be

asymmetrical or symmetrical and can be used on the same wire as the POTS (Plain Old Telephone Service)

network and ISDN in conjunction with voice services.

About the P841C

The Prestige 841C is the ideal VDSL Line Termination (LT) modem for telephone companies. It maps one Ethernet

link to one VDSL link effectively extending Ethernet service up to 1.5km The Prestige 841C attains speeds ranging

from 1.56 Mbps to 16.67 Mbps upstream and 4.17 Mbps to 16.67 Mbps downstream at distances of up to 1.5 Km

(5,000 feet) over ordinary telephone lines.

General Syntax Conventions

• “Enter” means for you to type one or more characters and press the carriage return. “Select” or “Choose”

means for you to select one from the predefined choices.

• For brevity’s sake, we will use “e.g.” as shorthand for “for instance”, and “i.e.” as shorthand for “that is” or “in

other words” throughout this manual.

• The Prestige 841C may be referred to as the P841C throughout this manual.

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