ZyXEL Communications Prestige 941 User Manual
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ZyXEL Communications Prestige 941 User Manual

ZyXEL Communications Prestige 941 User Manual

Doscis based cable router
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Prestige 941
DOSCIS Based
Cable Router
User's Guide
Version 2.70
September, 2001

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Summary of Contents for ZyXEL Communications Prestige 941

  • Page 1 Prestige 941 DOSCIS Based Cable Router User's Guide Version 2.70 September, 2001...
  • Page 2 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.
  • Page 3 Prestige 941 Cable Router Federal Communications Commission (FCC) Interference Statement This device complies with Part 15 of FCC rules. Operation is subject to the following two conditions: l This device may not cause harmful interference. l This device must accept any interference received, including interference that may cause undesired operations.
  • Page 4 Prestige 941 Cable Router...

  • Page 5: Zyxel Limited Warranty

    Prestige 941 Cable Router 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 years from the date of purchase. During the warranty period and upon proof of...
  • Page 6 Prestige 941 Cable Router 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: METHOD E-MAIL – SUPPORT/SALES LOCATION support@zyxel.com.tw support@europe.zyxel.com sales@zyxel.com.tw WORLDWIDE webmaster@zygate.com.tw support@zyxel.com...

  • Page 7: Table Of Contents

    Getting to Know Your Cable Router... 1-1 Overview of the Prestige 941 Cable Router ... 1-1 Bridge and Router ... 1-1 Key Features of the Prestige 941 Cable Router ... 1-2 Internet Access Applications for Prestige 941 ... 1-3 Product Specifications ... 1-6 Hardware Installation and Initial Setup...
  • Page 8 2.10.1 LAN Port Filter Setup...2-12 2.11 Protocol Dependent LAN Setup ... 2-12 2.12 Diagnostics Facility for Bridge Mode ... 2-13 2.12.1 Prestige 941 Web Pages...2-14 2.13 Stacking ZyXEL Cable Routers... 2-17 Internet Access... 3-1 TCP/IP and DHCP for LAN ... 3-1 3.1.1 Factory LAN Defaults...3-1...
  • Page 9 7.2.1 System Information...7-4 7.2.2 Console Port Speed ...7-5 Log and Trace ... 7-5 7.3.1 Viewing Error Log...7-5 Diagnostic ... 7-6 Backup Configuration ... 7-7 Restore Configuration... 7-8 Upload Firmware... 7-8 7.7.1 Uploading the Router Firmware...7-9 Table of Contents Prestige 941 Cable Router...
  • Page 10 Prestige 941 Cable Router 7.7.2 Uploading Router Configuration File ...7-9 7.7.3 TFTP Transfer ...7-10 Command Interpreter Mode... 7-12 Boot Commands... 7-12 Telnet Configuration and Capabilities ... 8-1 About Telnet Configuration ... 8-1 Telnet Under SUA... 8-2 Telnet Capabilities ... 8-2 8.3.1 Single Administrator ...8-2...

  • Page 11: List Of Figures

    List of Figures Figure 1-1 Home Environment ...1-4 Figure 1-2 Business Environment ...1-4 Figure 2-1 Front Panel...2-1 Figure 2-2 Prestige 941 Rear Panel and Connections ...2-2 Figure 2-3 Initial Screen...2-7 Figure 2-4 Login Screen...2-8 Figure 2-5 Prestige 941 Main Menu...2-9 Figure 2-6 Menu 23 –...
  • Page 12 Prestige 941 Cable Router Figure 6-3 Menu 21.1 – Filter Rules Summary...6-3 Figure 6-4 Protocol and Device Filter Sets ...6-6 Figure 6-5 Menu 21.1.1 – TCP/IP Filter Rule ...6-7 Figure 6-6 Executing an IP Filter...6-9 Figure 6-7 Menu 21.4.1 – Generic Filter Rule...6-10 Figure 6-8 Filtering Ethernet Traffic ...6-12...
  • Page 13 Prestige 941 Cable Router List of Tables Table 1-1 Prestige 941 Cable Router Specifications...1-6 Table 2-1 LED Functions ...2-1 Table 2-2 Main Menu Commands ...2-8 Table 2-3 Main Menu Summary...2-9 Table 2-4 General Setup Menu Field...2-11 Table 2-5 Cable Modem Status Web Page...2-15 Table 2-6 Config Cable Modem Web Page...2-17...

  • Page 14: Preface

    Internet access. Your Prestige 941 is easy to install and to configure since you do not need to set any switches. All functions of the Prestige are software configurable via the SMT (System Management Terminal) interface.
  • Page 15 ZyXEL Web Page and FTP Server Site You can access release notes for firmware upgrades and other information at ZyXEL web pages and FTP server sites. Refer to the Customer Support page in this User’s Guide for more information. Preface Prestige 941 Cable Router...

  • Page 17: Getting To Know Your Cable Router

    This chapter provides functional overviews, key features, applications and product specifications of your Prestige Cable Router. Overview of the Prestige 941 Cable Router The Prestige is a high bandwidth Internet access Cable Router that connects your LAN to the Internet using the hybrid fiber coaxial (HFC) cable;...

  • Page 18: Key Features Of The Prestige 941 Cable Router

    This is very suitable for Internet sharing. Key Features of the Prestige 941 Cable Router The following are the key features of the Prestige 941 Cable Router: DOCSIS compliant cable modem Provides interoperability with other DOCSIS compliant cable modems and cable headend equipment.

  • Page 19: Internet Access Applications For Prestige 941

    CMTS-initiated diagnostics, eliminating visit by a technician. Internet Access Applications for Prestige 941 This section shows you the possible applications for your Prestige 941. With built-in routing capability, the Prestige SUA/NAT function allows users to connect multiple workstations to the Internet with a single IP address via HFC network. Your Prestige supports the TCP/IP...

  • Page 20: Figure 1-1 Home Environment

    Prestige 941 Cable Router protocol that the Internet uses exclusively. Typical Internet access applications in a home and business environment are shown next. Figure 1-1 Home Environment Figure 1-2 Business Environment For Internet access applications, the highlights of the Prestige’s distinguished features are described as...
  • Page 21 Hence, typical connection speeds are 5 Mbps downstream and 1 Mbps upstream. Getting to Know Your Prestige Prestige 941 Cable Router...

  • Page 22: Product Specifications

    Prestige 941 Cable Router Product Specifications Table 1-1 lists the Prestige 941 Cable Router specifications. Table 1-1 Prestige 941 Cable Router Specifications Features Operating Frequency 88 MHz ~ 860 MHz Modulation 64 QAM and 256 QAM Channel Width 6 MHz Receive Input Level –15 dBmV to +15 dBmV...

  • Page 23: Hardware Installation And Initial Setup

    Hardware Installation and Initial Setup This chapter shows the procedures for installing and starting the Prestige 941 cable router. Front Panel LEDs and Back Panel Ports 2.1.1 Front Panel LEDs The LEDs on the front panel indicate the operational status of the Prestige 941.

  • Page 24: Prestige 941 Rear Panel And Connections

    DATA CABLE CABLE 2.1.2 Prestige 941 Rear Panel and Connections The next figure shows the rear panel of your Prestige 941 and the connection diagram. Figure 2-2 Prestige 941 Rear Panel and Connections Green On: 10M Ethernet link successful Flashing: Sending or Receiving...

  • Page 25: Additional Installation Requirements

    After the Prestige is properly set up, you can make future changes to the configuration through telnet connections. Initializing the Cable Modem This section outlines how to connect your Prestige 941 to the LAN and the cable network. Preparing the CATV Coaxial Cable Connection Step 1.

  • Page 26: Connecting The Power Adapter To Your Prestige

    Prestige 941 Cable Router Connecting Ethernet Cables to the Prestige 941 Step 3. If you do not have an Ethernet interface card (NIC) in your computer, please install one. If you have only one computer, you can connect the Prestige to the computer directly without a hub. For a single computer, connect the 10/100M LAN port on the Prestige to the Network Adapter on the computer using a straight-through Ethernet cable.

  • Page 27: Network Configuration Of Your Computer

    After the initial setup, you can modify the configuration remotely through telnet connections. NOTE: When using the Prestige 941 in Router mode, use the default (static) IP address of 192.168.1.1 to telnet from your LAN PC to your Prestige 941.

  • Page 28: Power On Your Prestige

    Prestige 941 Cable Router Power On Your Prestige At this point, you should have connected the console port, the LAN port, the cable port and the power port to the appropriate devices or lines. Plug the power adapter into a wall outlet.

  • Page 29: Figure 2-3 Initial Screen

    Please note that if there is no activity for longer than 5 minutes after you log in, your Prestige will automatically log you out and will display a blank screen. If you see a blank screen, press [Enter] to bring up the login screen again. Hardware Installation and Initial Setup Figure 2-3 Initial Screen Prestige 941 Cable Router...

  • Page 30: Navigating The Smt Interface

    Prestige 941 Cable Router Navigating the SMT Interface The SMT (System Management Terminal) is the interface that you use to configure your Prestige. Several operations that you should be familiar with before you attempt to modify the configuration are listed in the following table.

  • Page 31: Main Menu

    2.7.1 Main Menu After you enter the password, the SMT displays the Prestige 941 Main Menu, as shown. Copyright (c) 1994 - 2000 ZyXEL Communications Corp. Getting Started 1. General Setup 3. LAN Setup 4. Internet Access Setup Advanced Applications 12.

  • Page 32: Changing The System Password

    Prestige 941 Cable Router Changing the System Password The first thing you should do before anything else is to change the default system password by performing the following steps. Step 1. Enter 23 in the main menu to open Menu 23 – System Password as shown.

  • Page 33: Figure 2-7 Menu 1 - General Setup

    Channel Override: Channel plan= EIA Press ENTER to Confirm or ESC to Cancel: Figure 2-7 Menu 1 – General Setup Table 2-4 General Setup Menu Field DESCRIPTION Prestige 941 Cable Router channel end ------------- Channel number= 78 EXAMPLE P941 Domain...

  • Page 34: Lan Setup

    Prestige 941 Cable Router 2.10 LAN Setup This section describes how to configure the LAN using Menu 3 – LAN Setup. From the main menu, enter 3 to open Menu 3. 1. LAN Port Filter Setup 2. TCP/IP and DHCP Setup 2.10.1 LAN Port Filter Setup...

  • Page 35: Diagnostics Facility For Bridge Mode

    Your cable company has a DHCP server to assign the IP address for your computer. For diagnostic purposes, the Prestige 941 can also act as a DHCP server for your computer. As long as the Prestige 941 is disconnected (not registered) with the headend CMTS, the Prestige 941 built-in DHCP server will hand out IP address for the computer which is requesting IP address.

  • Page 36: Prestige 941 Web

    Prestige 941 Cable Router 2.12.1 Prestige 941 Web Pages You can use the address http://192.168.100.1 to access the web pages of the Prestige 941. The first web page displays the Cable Modem Status, as shown. NOTE: The address http://192.168.100.1 can only be used with Prestige 941 operating in Bridge mode.

  • Page 37: Table 2-5 Cable Modem Status Web Page

    Table 2-5 Cable Modem Status Web Page FIELD Cable Modem Description: Hardware and firmware version of your Prestige 941. Cable Modem Status: IP Address The cable modem’s IP address. MAC Address The cable modem’s MAC address. Operation Status Indicates the status of the cable modem.
  • Page 38 Prestige 941 Cable Router Figure 2-11 Configure the Cable Modem Web Page The following table describes the fields present in the Config Cable Modem web page. 2-16 Hardware Installation and Initial Setup...

  • Page 39: Stacking Zyxel Cable Routers

    Hardware Installation and Initial Setup DESCRIPTION Hardware and firmware version of your Prestige 941. The downstream channel successfully used before. Set the current downstream channel. This table defines the channel for scanning prior to normal downstream frequency scanning.

  • Page 41: Internet Access

    Prestige 941 Cable Router Chapter 3 Internet Access This chapter shows you how to configure the LAN as well as the CABLE of your Prestige for Internet access. TCP/IP and DHCP for LAN The Prestige has built-in DHCP server capability that assigns IP addresses and DNS servers to systems that support DHCP client capability.

  • Page 42: Rip Setup

    Prestige 941 Cable Router If the ISP did not explicitly give you an IP network number, then most likely you have a single user account and the ISP will assign you a dynamic IP address when the connection is established. If this is the case, it is recommended that you select a network number from 192.168.0.0 to 192.168.255.0 and you must enable the...

  • Page 43: Dhcp Configuration

    Prestige 941 Cable Router 3.1.4 DHCP Configuration DHCP (Dynamic Host Configuration Protocol) allows the individual clients (workstations) to obtain the TCP/IP configuration at start-up from a server. Unless you are instructed by your ISP, leave the DHCP at Server, the default value. You can configure the Prestige as a DHCP server or disable it. When configured as a server, the Prestige provides the TCP/IP configuration for the clients.

  • Page 44: Tcp/Ip And Dhcp Ethernet Setup

    Prestige 941 Cable Router TCP/IP and DHCP Ethernet Setup From the main menu, enter 3 to open Menu 3 – LAN Setup to configure TCP/IP and DHCP Ethernet setup. LAN Port Filter Setup TCP/IP and DHCP Setup To edit the TCP/IP and DHCP configuration, enter 2 to open Menu 3.2 – TCP/IP and DHCP Ethernet Setup as shown below.

  • Page 45: Table 3-1 Lan Dhcp Setup Menu Fields

    When you have completed this menu, press [Enter] at the prompt [Press ENTER to Confirm…] to save your configuration, or press [Esc] at any time to cancel. Internet Access Table 3-1 LAN DHCP Setup Menu Fields DESCRIPTION DESCRIPTION Prestige 941 Cable Router EXAMPLE None Server (default) 192.168.1.33 EXAMPLE 255.255.255.0...

  • Page 46: Internet Access Setup

    Prestige 941 Cable Router Internet Access Setup Menu 4 allows you to enter the Internet access information in one screen. From the main menu, enter 4 to go to Menu 4 – Internet Access Setup, as displayed below. Figure 3-3 Menu 4 – Internet Access Setup...

  • Page 47: Table 3-3 Internet Access Setup Menu Fields

    Use [space bar] to toggle this field to Yes and press [Enter] to open Menu 4.1 Edit Filter Set to edit the filter sets. See the CABLE Port Filter section for more details. The default is No. Internet Access Prestige 941 Cable Router DESCRIPTION...

  • Page 48: Cable Port Filter

    Prestige 941 Cable Router Cable Port Filter Use Menu 4.1 – Cable Port Filter to specify the filter set(s) to apply to the incoming and outgoing traffic between the Internet and the Prestige. You can specify up to 4 filters separated by comma, e.g., 1, 5, 9, 12, in each filter field.

  • Page 49: Advantages Of Sua

    SUA is a cost-effective solution for small offices with less than 64 hosts to access the Internet. SUA supports servers to be accessible to the outside world. SUA can provide firewall protection if you do not specify a server. All incoming inquiries will be filtered out by your Prestige. Internet Access Prestige 941 Cable Router...

  • Page 50: Single User Account Configuration

    Prestige 941 Cable Router UDP and TCP packets can be routed. In addition, partial ICMP including echo and trace route is supported. 3.5.2 Single User Account Configuration The steps for configuring your Prestige for Single User Account are identical to the conventional Internet access with the exception that you need to fill in one extra field in Menu 4 –...

  • Page 51: Ip Static Route Setup

    Prestige 941 Cable Router Chapter 4 IP Static Route Setup This chapter shows you how to configure Static routes for your Prestige. Static routes tell the Prestige routing information that it cannot learn automatically through other means. This can arise in cases where RIP is disabled on the LAN.

  • Page 52: Ip Static Route Setup

    Prestige 941 Cable Router IP Static Route Setup You configure IP static routes in Menu 12. 1, by selecting one of the IP static routes as shown next. 1. ________ 2. ________ 3. ________ 4. ________ 5. ________ 6. ________ 7.

  • Page 53: Table 4-1 Ip Static Route Menu Fields

    Once you have completed filling in this menu, press [Enter] at the message [Press ENTER to Confirm…] to save your configuration, or press [Esc] to cancel. IP Static Route Setup Table 4-1 IP Static Route Menu Fields DESCRIPTION Prestige 941 Cable Router...

  • Page 55: Multiple Sua Servers

    Prestige 941 Cable Router Chapter 5 Multiple SUA Servers This Chapter describes how to set-up multiple servers when SUA is enabled. Multiple Servers Behind SUA If you wish, you can make inside servers for different services, e.g., web or FTP, visible to the outside users, even though SUA makes your whole inside network appear as a single machine to the outside world.

  • Page 56: Figure 5-1 Multiple Server Configuration

    Prestige 941 Cable Router 2. Enter the service port number in the Port # field and the inside IP address of the server in the IP Address field. 3. Press [Enter] at the “Press ENTER to confirm …” prompt to save your configuration after you define all the servers or press [Esc] at any time to cancel.

  • Page 57: Filter Configuration

    Prestige 941 Cable Router Chapter 6 Filter Configuration About Filtering Your Prestige uses filters to decide whether to allow passage of a data packet. Data filters screen the data to determine if the packet should be allowed to pass. Data filters are further divided into incoming and outgoing filters, depending on the direction of the packet relative to a port.

  • Page 58: Figure 6-1 Filter Rule Process

    Prestige 941 Cable Router Fetch Next Filter Set Next Filter Set Available? Drop Packet Filter Set Fetch Next Filter Rule Next filter Rule Available? Check Next Rule Drop Figure 6-1 Filter Rule Process Start Packet intoFilter Fetch First Filter Set...

  • Page 59: Configuring A Filter Set

    Enter Filter Set Number to Configure= 0 Edit Comments= Press ENTER to Confirm or ESC to Cancel: Menu 21.1 - Filter Rules Summary Filter Rules Pr=17, SA=0.0.0.0, DA=0.0.0.0, DP=53 Enter Filter Rule Number (1-6) to Configure: Prestige 941 Cable Router Comments ------------------ ______________ ______________ ______________ ______________...

  • Page 60: Filter Rules Summary Menu

    Prestige 941 Cable Router 6.2.1 Filter Rules Summary Menu This screen shows the summary of the existing rules in the filter set. The following tables contain a brief description of the abbreviations used in Menu 21.1. Table 6-1 Abbreviations Used in the Filter Rules Summary Menu ABBREVIATIONS Refers to the filter rule number (1 to 6).

  • Page 61: Configuring A Filter Rule

    If you include a protocol filter set in a device filter field or vice versa, the Prestige will warn you and will not allow you to save. Filter Configuration DESCRIPTION Protocol Source Address Source Port number Destination Address Destination Port number DESCRIPTION Offset Length Prestige 941 Cable Router...

  • Page 62: Filter Types And Sua

    Prestige 941 Cable Router Filter Types and SUA There are two types of filter rules, Device Filter (Generic) rules and Protocol Filter (TCP/IP) rules. Device Filter rules act on the raw data from/to LAN and CABLE. Protocol Filter rules act on the IP and IPX packets.

  • Page 63: Figure 6-5 Menu 21.1.1 - Tcp/Ip Filter Rule

    Log= None Action Matched= Drop Action Not Matched= Check Next Rule Press ENTER to Confirm or ESC to Cancel: Table 6-4 TCP/IP Filter Rule Menu Fields DESCRIPTION Prestige 941 Cable Router OPTION Yes/No 0 to 255 Yes/No IP address Subnet mask...
  • Page 64 Prestige 941 Cable Router FIELD Enter the destination port of the packets that you wish to Destination: Port # filter. The range of this field is 0 to 65535. This field is disregarded if it is 0. Destination: Port #...

  • Page 65: Figure 6-6 Executing An Ip Filter

    Drop Drop Packet Filter Configuration Not Matched Not Matched Not Matched Not Matched Check Next Rule Check Next Rule Forward Check Next Rule Figure 6-6 Executing an IP Filter Prestige 941 Cable Router Action Not Matched Drop Forward Accept Packet...

  • Page 66: Generic Filter Rule

    Prestige 941 Cable Router 6.3.2 Generic Filter Rule This section shows you how to configure a generic filter rule. The purpose of generic rules is to allow you to filter non-IP packets. For IP, it is generally easier to use the IP rules directly.

  • Page 67: Table 6-5 Generic Filter Rule Menu Fields

    Once you have completed filling in Menu 21.4.1 – Generic Filter Rule, press [Enter] at the message [Press Enter to Confirm] to save your configuration, or press [Esc] to cancel. This data will now be displayed on Menu 21.1 – Filter Rules Summary. Filter Configuration DESCRIPTION Prestige 941 Cable Router OPTION Generic Filter Rule/ TCP/IP Filter...

  • Page 68: Applying A Filter And Factory Defaults

    Prestige 941 Cable Router Applying a Filter and Factory Defaults This section shows you where to apply the filter(s) after you design it (them). 6.4.1 Ethernet Traffic You seldom need to filter Ethernet traffic; however, the filter sets may be useful to block certain packets, reduce traffic and prevent security breaches.

  • Page 69: System Maintenance

    – Menu 24 - System Maintenance System Status System Information and Console Port Speed Log and Trace Diagnostic Backup Configuration Restore Configuration Upload Firmware Command Interpreter Mode Enter Menu Selection Number: System Maintenance – Prestige 941 Cable Router Chapter 7...
  • Page 70 Prestige 941 Cable Router To get to the System Status, enter number 24 to go to Menu 24 number 1 to open System Maintenance Status. Entering 9 resets the counters and ESC takes you back to the previous screen. Maintenance –...

  • Page 71: Table 7-1 System Maintenance

    SNR (Signal-to-Noise Ratio). Shows the current upstream transmission status of the cable modem: UPSTREAM the upstream transmission power level and the upstream frequency. System Maintenance Prestige 941 Cable Router Status Menu Fields – DESCRIPTION...

  • Page 72: System Information And Console Port Speed

    Prestige 941 Cable Router System Information and Console Port Speed This section describes your system and allows you to choose different console port speeds. To get to the System Information and Console Port Speed, Enter 24 to go to Menu 24 – System Maintenance. In this menu, enter number 2 to open Menu 24.2 System Information and Console Port Speed.

  • Page 73: Console Port Speed

    From Menu 24, select option 3 to open Menu 24.3 System Maintenance Table 7-2 Fields in System Maintenance DESCRIPTION Console Port Speed: 9600 Press ENTER to Confirm or ESC to Cancel: Prestige 941 Cable Router – System Maintenance. System Maintenance Log and Trace. –...

  • Page 74: Diagnostic

    Prestige 941 Cable Router Step 3. Select the first option from Menu 24.3 error log in the system. After the Prestige finishes displaying, you will have the option to clear the error log. Examples of typical error and information messages are presented in the next figure.

  • Page 75: Backup Configuration

    This option enables you to renew DHCP settings. This option reboots the Prestige. If you entered 1 above, then enter the IP address of the machine you want to ping in this field. Prestige 941 Cable Router – System Maintenance. System Maintenance –...

  • Page 76: Restore Configuration

    Prestige 941 Cable Router Menu 24.5 - System Maintenance - Backup Configuration Ready to backup Configuration via Xmodem. Do you want to continue (y/n): Figure 7-8 Menu 24.5 – System Maintenance – Backup Configuration Restore Configuration Menu 24.6 System Maintenance –...

  • Page 77: Uploading The Router Firmware

    Wait for the “Starting XMODEM upload” message before activating XMODEM upload on your terminal. Step 4. After successful firmware upload, enter “atgo” to restart the Prestige. System Maintenance Xmodem upload on your terminal. router. Do You Wish To Proceed: (Y/N) System Maintenance – Prestige 941 Cable Router Upload Router Firmware –...

  • Page 78: Tftp Transfer

    Prestige 941 Cable Router If you replace the current configuration file with the default configuration file, i.e., p941.rom, you will lose all configurations that you had before and the speed of the console port will be reset to the default of 9600 bps with 8 data bit, no parity, 1 stop bit (8n1), and no flow control.

  • Page 79: Table 7-4 Third Party Tftp Clients - General Fields

    This is the filename on the Prestige. The filename for the firmware is ras and for the Remote File configuration file, is rom-0. Binary Transfer the file in binary mode. Abort Stop transfer of the file. System Maintenance binary transfer mode. Prestige 941 Cable Router 7-11...

  • Page 80: Command Interpreter Mode

    [help] or [?] at the command prompt. For more detailed information, check the ZyXEL web site or send an e-mail to the ZyXEL Support Group. Copyright (c) 1994 - 1999 ZyXEL Communications Corp. Boot Commands In Debug mode, enter ATHE to view the Prestige boot module commands as shown next and then enter ATGO to continue booting the system.
  • Page 81 8-bit value y write address x with 16-bit value y write address x with 32-bit value y display the 8-bit value of address x Figure 7-15 Boot Module Commands Prestige 941 Cable Router 7-13...

  • Page 83: Telnet Configuration And Capabilities

    Prestige 941 Cable Router Chapter 8 Telnet Configuration and Capabilities This chapter covers the Telnet Configuration and Capabilities of the Prestige. About Telnet Configuration Before the Prestige is properly setup for TCP/IP, the only option for configuring it is through the console port.

  • Page 84: Telnet Under Sua

    Prestige 941 Cable Router Telnet Under SUA When Single User Account (SUA) is enabled and an inside server is specified, telnet connections from the outside will be forwarded to the inside server. So to configure the Prestige via telnet from the outside, you must first telnet to the inside server and then telnet from the server to the Prestige using its inside LAN IP address.

  • Page 85: Troubleshooting

    Check the conditions of coaxial cable connected to the back of the cable router and the quality of the cable tap. If not, improve connection condition and cable tap quality. Prestige 941 Cable Router Chapter 9 Troubleshooting VT100 terminal emulation...

  • Page 86: Problems With The Lan Interface

    Prestige 941 Cable Router Problems With the LAN Interface Table 9-3 Troubleshooting the LAN Interface PROBLEM Cannot ping any workstation on the LAN. Problems With Internet Access Table 9-4 Troubleshooting Problems With Internet Service PROBLEM Cannot access e-mail or Internet Service.

  • Page 87: Glossary

    Prestige 941 Cable Router Appendix A Glossary 10BaseT: The 10-Mbps baseband Ethernet specification that uses two pairs of twisted-pair cabling (Category 3 or 5): one pair for transmitting data and the other for receiving data. ARP: Address Resolution Protocol is a protocol for mapping an Internet Protocol address (IP address) to a physical machine address that is recognized in the local network.
  • Page 88 Prestige 941 Cable Router Client: A software program that is used to contact and obtain data from a Server software program on another computer. Each Client program is designed to work with one or more specific kinds of Server programs and each Server requires a specific kind of Client. A Web Browser is a specific kind of Client.
  • Page 89 Prestige 941 Cable Router DTE: Originally, the DTE (data terminal equipment) was a dumb terminal or printer, but today it is a computer, or a bridge, or router that interconnects local area networks. EMI: ElectroMagnetic Interference. The interference by electromagnetic signals that can cause reduced data integrity and increased error rates on transmission channels.
  • Page 90 Prestige 941 Cable Router ICMP: Internet Control Message Protocol is a message control and error-reporting protocol between a host server and a gateway to the Internet. ICMP uses Internet Protocol (IP) datagrams, but the messages are processed by the TCP/IP software and are not directly apparent to the application user.
  • Page 91 Prestige 941 Cable Router NAT: Network Address Translation is the translation of an Internet Protocol address used within one network to a different IP address known within another network. Network: Any time you connect 2 or more computers together so that they can share resources, you have a computer network.
  • Page 92 Prestige 941 Cable Router Server: A computer or a software package that provides a specific kind of service to the client software running on other computers. SID (Service ID): Used in the DOCSIS standard to define a particular mapping between a cable modem (CM) and the CMTS.
  • Page 93 Prestige 941 Cable Router Terminal Software: Software that pretends to be (emulates) a physical terminal and allows you to type commands to a computer somewhere else. Terminal: A device that allows you to send commands to a computer somewhere else. At a minimum, this usually means a keyboard and a display screen and some simple circuitry.

  • Page 94: Hardware Specifications

    Prestige 941 Cable Router Ethernet Specification for LAN Console Port RS–232C Pin 9 LAN ETHERNET CABLE PIN LAYOUT: STRAIGHT-THROUGH (WHITE) (Switch) IRD + IRD – OTD + OTD – Hardware Specifications 10/100 Mbit Half/Full Auto-negotiation Pin 1 = NON; Pin 2 = DTE-RXD; Pin 3 = DTE-TXD; Pin 4 = DTE-DTR;...

  • Page 95: Power Adaptor Specifications

    Input power: 100V AC, 50/60Hz, 19VA Safety standards: T-Mark Certification No. 91-58488 Power Adaptor Specifications Power Adaptor Specifications Prestige 941 Cable Router Appendix C Output power: 9V DC, 1.2 Amps. Output power: 9V DC, 1.2 Amps. Output power: 9V DC, 1.2 Amps.

  • Page 96: Index

    Prestige 941 Cable Router Abbreviations (GEN filter type), 6-5 Abbreviations (IP filter type), 6-5 address pool, 2-14 ARP, 1-2 backup, 7-8 Boot Commands, 7-13 Bridge, 1-1 Bridging and Routing operation modes, 1-2, 1-5 Business Environment, 1-4 Cable Link Status, 2-17...
  • Page 97 Hardware version, 2-19 headend CMTS, 2-14 High Speed Access, 1-4 Home Environment, 1-4 http-daemon, 2-15 hybrid fiber coaxial cable, 1-1 Index Prestige 941 Cable Router IANA, 3-2 ICMP, 1-2 Initial Screen, 2-7 Initial Setup, 2-1 Installation Requirements, 2-3 Internet access, 3-1...
  • Page 98 Prestige 941 Cable Router MAC address, 2-17 Main Menu, 2-9 Main Menu Commands, 2-9 Main Menu Summary, 2-10 Manager Authentication Service, 3-7 MCNS, 1-1 Multicast messages, 1-5 Multicasting, 3-2 Multimedia Cable Network System, 1-1 Network Configuration (computer), 2-5 Operation Status, 2-17...
  • Page 99 Telnet under SUA, 8-2 TFTP, 1-2 TFTP Transfer, 7-11 Third Party TFTP Clients (General Fields), 7-12 Toshiba Authentication Service, 3-7 Index Prestige 941 Cable Router trace, 7-5 troubleshooting, 9-1 upload, 7-8 Upload Firmware, 7-9 uploading configuration file, 7-10 upstream connection speeds, 1-4...

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