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Cisco DPR2320 Installation And Operation Manual
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Cisco DPR2320 Installation And Operation Manual

Cisco DPR2320 Installation And Operation Manual

Cable modem gateways with wireless access point
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68-4004214-01 Rev D
Model DPR2320, DPR2325, EPR2320,
and EPR2325 Cable Modem Gateways
with Wireless Access Point
Installation and Operation Guide

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  • Page 1 68-4004214-01 Rev D Model DPR2320, DPR2325, EPR2320, and EPR2325 Cable Modem Gateways with Wireless Access Point Installation and Operation Guide...
  • Page 3 Please Read Important Please read this entire guide. If this guide provides installation or operation instructions, give particular attention to all safety statements included in this guide.

  • Page 4: Trademark Acknowledgements

    Trademark Acknowledgements Cisco and the Cisco logo are trademarks or registered trademarks of Cisco and/or its affiliates in the U.S. and other countries. To view a list of cisco trademarks, go to this URL: www.cisco.com/go/trademarks. CableHome, DOCSIS and EuroDOCSIS are trademarks or registered trademarks of Cable Television Laboratories, Inc.

  • Page 5: Important Safety Instructions

    IMPORTANT SAFETY INSTRUCTIONS IMPORTANT SAFETY INSTRUCTIONS Notice to Installers The servicing instructions in this notice are for use by qualified service personnel only. To reduce the risk of electric shock, do not perform any servicing other than that contained in the operating instructions, unless you are qualified to do so.

  • Page 6: Aviso A Los Instaladores De Sistemas Catv

    IMPORTANT SAFETY INSTRUCTIONS Mitteilung für CATV-Techniker Die in dieser Mitteilung aufgeführten Wartungsanweisungen sind ausschließlich für qualifiziertes Fachpersonal bestimmt. Um die Gefahr eines elektrischen Schlags zu reduzieren, sollten Sie keine Wartungsarbeiten durchführen, die nicht ausdrücklich in der Bedienungsanleitung aufgeführt sind, außer Sie sind zur Durchführung solcher Arbeiten qualifiziert. 20070112 SysInstaller 820 German Aviso a los instaladores de sistemas CATV Las instrucciones de reparación contenidas en el presente aviso son para uso exclusivo por parte de...
  • Page 7 IMPORTANT SAFETY INSTRUCTIONS Read These Instructions Keep These Instructions Heed All Warnings Follow All Instructions Power Source Warning A label on this product indicates the correct power source for this product. Operate this product only from an electrical outlet with the voltage and frequency indicated on the product label. If you are uncertain of the type of power supply to your home or business, consult your service provider or your local power company.
  • Page 8 IMPORTANT SAFETY INSTRUCTIONS Prevent Power Cord Damage Protect the power cord from being walked on or pinched, particularly at plugs, convenience receptacles, and the point where the cord exits from the apparatus. Provide Ventilation and Select a Location  Do not block any ventilation openings. Install in accordance with the manufacturer's instructions. ...
  • Page 9 IMPORTANT SAFETY INSTRUCTIONS Service Warnings WARNING: Avoid electric shock! Do not open the cover of this product. Opening or removing the cover may expose you to dangerous voltages. If you open the cover, your warranty will be void. This product contains no user-serviceable parts. Refer all servicing to qualified service personnel.

  • Page 11: Fcc Compliance

    Consult the cable company or an experienced radio/television technician for help.  Any changes or modifications not expressly approved by Cisco, Inc., could void the user's authority to operate the equipment. The information shown in the FCC Declaration of Conformity paragraph below is a requirement of the FCC and is intended to supply you with information regarding the FCC approval of this device.

  • Page 12: Fcc Radiation Exposure Statement

    FCC Compliance FCC Radiation Exposure Statement This equipment complies with FCC radiation exposure limits set forth for an uncontrolled environment. To maintain compliance with the FCC RF exposure guidelines, this equipment should be installed and operated with minimum distance of at least 7.8 in. (20cm) from all persons. 68-4004214-01 Rev D...

  • Page 13: Table Of Contents

    IMPORTANT SAFETY INSTRUCTIONS FCC Compliance FCC Radiation Exposure Statement ..................xii About This Guide Chapter 1 Introducing the Model DPR2320, DPR2325, EPR2320, and EPR2325 Cable Modem Gateways Cable Modem Gateway Features ................... 2 Cable Modem Gateway Components ................... 4 Theory of Operation ........................ 8...
  • Page 14 Display the Scan Page (Frequency Values) ..............117 Chapter 9 Troubleshooting the Installation Troubleshooting Overview ....................121 DPR2320 and EPR2320 Front Panel LED Status Indicator Functions ......122 DPR2325 and EPR2325 Front Panel LED Status Indicator Functions ......124 No Downstream Signal Lock ..................... 126 Ranging Not Complete .......................

  • Page 15: About This Guide

    About This Guide About This Guide Introduction This installation and operation guide applies to the Model DPR2320, DPR2325, EPR2320, and EPR2325 Cable Modem Gateway with Wireless Access Point (cable modem gateways). The DPR2320, DPR2325, EPR2320, and EPR2325 offer high-end performance and unsurpassed reliability at data rates up to three times that of conventional Data Over Cable System Interface Specifications (DOCSIS) 2.0...
  • Page 16 About This Guide Document Version This is the fourth release of this document. This revision supports new models of the DPR2320, DPR2325, EPR2320, and EPR2325 along with updated product software. 68-4004214-01 Rev D...

  • Page 17: Chapter 1 Introducing The Model Dpr2320, Dpr2325, Epr2320, And Epr2325 Cable Modem Gateways

    EPR2325 Cable Modem Gateways Introduction The Model DPR2320, DPR2325, EPR2320, and EPR2325 cable modem gateways are among the fastest cable modems available on the market today. These cable modem gateways offer high-end performance and unsurpassed reliability for both home and small office networking.

  • Page 18: Cable Modem Gateway Features

    Chapter 1 Introducing the Model DPR2320, DPR2325, EPR2320, and EPR2325 Cable Modem Gateways Cable Modem Gateway Features This section contains an overview of some of the design and performance features of the DPR2320, DPR2325, EPR2320, and EPR2325. Design and Performance Features...
  • Page 19 Cable Modem Gateway Features WebWizard The cable modem gateways include the WebWizard, a browser-based interface that facilitates cable modem set up and troubleshooting. The WebWizard verifies set-up and troubleshooting results and eliminates the need to load additional setup software on the consumer premise equipment (CPE). In addition, front-panel LED status indicators provide an informative and easy-to-understand display that indicates cable modem status along with a visual feedback of real-time data transmissions and modem operating status.

  • Page 20: Cable Modem Gateway Components

    Chapter 1 Introducing the Model DPR2320, DPR2325, EPR2320, and EPR2325 Cable Modem Gateways Cable Modem Gateway Components DPR2320 and EPR2320 Front Panel LED Status Indicators The front panel of your cable modem gateway provides LED status indicators that indicate how well and at what state your cable modem gateway is operating. See DPR2320 and EPR2320 Front Panel LED Status Indicator Functions (on page 122) for more information on front panel LED status indicator functions.
  • Page 21 Cable Modem Gateway Components DPR2325 and EPR2325 Front Panel LED Status Indicators The front panel of your cable modem gateway provides LED status indicators that indicate how well and at what state your cable modem gateway is operating. See DPR2325 and EPR2325 Front Panel LED Status Indicator Functions (on page 124) for more information on front panel LED status indicator functions.
  • Page 22 Chapter 1 Introducing the Model DPR2320, DPR2325, EPR2320, and EPR2325 Cable Modem Gateways DPR2325 and EPR2325 Back Panel Components The following illustration shows the description and function of the back panel components of the DPR2325 and EPR2325 cable modem gateways.
  • Page 23 DPR2320 and EPR2320 Back Panel Components The following illustration shows the description and function of the back panel components of the DPR2320 and EPR2320 cable modem gateways. Important: Do not connect your PC to both the Ethernet and USB ports at the same time.

  • Page 24: Theory Of Operation

    Chapter 1 Introducing the Model DPR2320, DPR2325, EPR2320, and EPR2325 Cable Modem Gateways Theory of Operation This section summarizes the theory of operation for cable modem gateways and provides a high-level overview of the operational stages for the cable modem gateway.
  • Page 25 Theory of Operation Downstream Scanning Routine The cable modem gateway starts its own standard scanning algorithm. The scanning routine of the cable modem gateway is now optimized to seek out the CMTS downstream channel as quickly as possible. The actual scanning process varies slightly depending on the television frequency channel plan for your particular country.
  • Page 26 Chapter 1 Introducing the Model DPR2320, DPR2325, EPR2320, and EPR2325 Cable Modem Gateways WebWizard Gscan Function When installing a cable modem gateway, you can speed up the process by using the WebWizard Gscan function. To access the WebWizard Gscan function, you must first connect a PC to the cable modem.
  • Page 27 Theory of Operation Establish IP Connectivity After completing the ranging and automatic adjustments stage, the cable modem gateway attempts to establish Internet Protocol (IP) connectivity. In this stage, the cable modem gateway obtains network connection information and a cable modem gateway IP address from provisioning servers that are located on the network side of the CMTS interface.
  • Page 28 Chapter 1 Introducing the Model DPR2320, DPR2325, EPR2320, and EPR2325 Cable Modem Gateways Notes: If the cable modem gateway does not contain the software version requested by  the configuration file, the cable modem gateway requests that software version from the TFTP server. When the software installation is complete, the cable modem gateway restarts the entire initialization process again at the scan for downstream channel stage.

  • Page 29: Chapter 2 Installing The Cable Modem Gateway For Internet Service

    Installing the Cable Modem Gateway for Internet Service Introduction This chapter provides information and procedures to assist you in placing, installing, configuring, operating, and troubleshooting the DPR2320/DPR2325/EPR2320/EPR2325 for high-speed Internet service. In This Chapter  Before You Begin ................... 14 ...

  • Page 30: Before You Begin

    Cable System Requirements To allow successful installation and operation, verify that your system meets the following minimum requirements: For the DPR2320 and DPR2325: DOCSIS 2.0, 1.1, or 1.0  For the EPR2320 and EPR2325: EuroDOCSIS 2.0, 1.1, or 1.0 ...

  • Page 31: Hardware And Software Requirements

    Before You Begin Hardware and Software Requirements This section provides hardware and software requirements for connecting your cable modem gateway to a PC for high-speed Internet service. Note: You will also need an active cable input line and an Internet connection. PC Requirements A PC with a Pentium MMX 133 processor or greater ...
  • Page 32 Chapter 2 Installing the Cable Modem Gateway for Internet Service I Do Not Have a High-Speed Internet Access Account If you do not have a high-speed Internet access account, your service provider will set up your account and become your Internet Service Provider (ISP). Internet access enables you to send and receive e-mail, access the World Wide Web, and receive other Internet services.

  • Page 33: Where Is The Best Location For My Cable Modem Gateway

    Where Is the Best Location for My Cable Modem Gateway? Where Is the Best Location for My Cable Modem Gateway? The ideal location for your cable modem gateway is where it has access to outlets and other devices. Think about the layout of your home or office, and consult with your service provider to select the best location for your cable modem gateway.

  • Page 34: How Do I Mount The Cable Modem Gateway On The Wall

    A copy of the wall-mounting illustrations shown on the following pages  Mounting Instructions You can mount the DPR2320/DPR2325/EPR2320/EPR2325 cable modem gateway directly on a wall using two wall anchors, two screws, and the mounting slots on the bottom of the modem. The modem can be mounted vertically or horizontally.

  • Page 35: Wall Mounting Instructions

    How Do I Mount the Cable Modem Gateway on the Wall? Location and Dimensions of the Wall-Mounting Slots The following illustration shows the location and dimensions of the wall-mounting slots on the bottom of the modem. Use the information on this page as a guide for mounting your modem to the wall.

  • Page 36: Configure Tcp/Ip

    Chapter 2 Installing the Cable Modem Gateway for Internet Service Configure TCP/IP This section contains instructions for configuring the cable modem gateway to run in Microsoft Windows or Macintosh environments. In addition, TCP/IP protocol in a Microsoft Windows environment is different for the Windows 95, 98, 98SE, ME, 2000, or XP versions.
  • Page 37 Configure TCP/IP Click Internet Protocol (TCP/IP) in the Local Area Connection Properties window, and then click Properties. Select both Obtain an IP address automatically and Obtain DNS server address automatically in the Internet Protocol (TCP/IP) Properties window, and then click OK. Click Yes to restart your computer when the Local Network window opens.
  • Page 38 Chapter 2 Installing the Cable Modem Gateway for Internet Service Click the Up/Down selector arrows located to the right of the Connect Via section of the TCP/IP window, and then click Using DHCP Server. Click Options in the TCP/IP window, and then click Active in the TCP/IP Options window.

  • Page 39: Install Usb Drivers

    Install USB Drivers Install USB Drivers This section contains instructions for installing the cable modem gateway USB drivers if your PC is equipped with a USB interface and a Microsoft Windows 2000 or Windows XP operating system. The USB driver installation procedures are different for each operating system.
  • Page 40 Chapter 2 Installing the Cable Modem Gateway for Internet Service Click Continue Anyway in the Hardware Installation window to continue the installation. The Found New Hardware Wizard window reopens with a message that the installation has finished. Click Finish to close the Found New Hardware Wizard window. The USB drivers are installed on your PC, and your USB devices are ready for use.

  • Page 41: Install The Cable Modem Gateway

    Install the Cable Modem Gateway Install the Cable Modem Gateway Installation Diagram The following diagram illustrates one of the various installation and connection options that are available to you. Note: Professional installation may be available. Contact your local service provider for further assistance.
  • Page 42 Chapter 2 Installing the Cable Modem Gateway for Internet Service Connecting the Modem for High-Speed Data Service WARNING: To avoid personal injury or damage to your equipment, follow these steps in the exact order shown. Power off your PC and unplug it from the power source. Connect your PC to either the ETHERNET port or the USB port using the appropriate data cable.

  • Page 43: Chapter 3 Basic Configuration

    Basic Configuration Introduction This chapter provides procedures for configuring the basic operational features of the DPR2320/DPR2325/EPR2320/EPR2325. This chapter also provides a description of the basic features along with sample WebWizard HTML pages. Access to these HTML pages is defined and configured by the system operator;...

  • Page 44: Configure Basic Settings

    Chapter 3 Basic Configuration Configure Basic Settings Accessing the Cable Modem Gateway You must access the WebWizard in order to configure the cable modem gateway. To gain access to the WebWizard, use the Web browser on the PC attached to the gateway and complete the following steps.
  • Page 45 Configure Basic Settings About Your Modem Page Example The following illustration is an example of the About Your Modem page. About Your Modem Page Description The following tables provide a description of each field within the About Your Modem page. System Section Field Name Description...
  • Page 46 Chapter 3 Basic Configuration Field Name Description Hardware Version Identifies the revision of the circuit board design Software Version Identifies the software version placed into the modem at the time of manufacturing Receive Power Level The input level of the downstream CMTS carrier Transmit Power Level Indicates the upstream power level Cable Modem Status...
  • Page 47 Configure Basic Settings Setting Configuration Options Click the Setup tab located in the upper portion of the About Your Modem screen to access the Setup page. Use the Setup page to access the various configuration options for the cable modem gateway. Detailed descriptions of each configuration option follow later in this guide.
  • Page 48 Chapter 3 Basic Configuration Parental Control  Wireless  In the Setup page, click the selections listed within these sections to access the WebWizard page for that selection. A description of the selections available in each section follows next. Basic Settings The following table provides a description of the pages available from within the Basic Settings section of the Setup page.
  • Page 49 Configure Basic Settings Field Name Description Port Filtering Use this page to configure transmission control protocol (TCP) and user datagram protocol (UDP) port filters. These filters prevent a range of TCP/UDP ports from accessing the Internet Port Forwarding Use this page to configure port forwarding for local IP addresses.
  • Page 50 Chapter 3 Basic Configuration Firewall The following table provides a description of the pages available from within the Firewall section of the Setup page. Field Name Description Options Use this page to configure webpage filtering and firewall protection Event Logging Use this page to access the firewall event log and to enter your e-mail address in order to receive e-mail alerts related to firewall attacks by hackers...
  • Page 51 Configure Basic Settings Wireless The following table provides a description of the pages available from within the Wireless section of the Setup page. Field Name Description Basic Use this page to configure your wireless access point (WAP) parameters, including service set identifier (SSID) and channel number Security Use this page to configure your WAP...
  • Page 52 Chapter 3 Basic Configuration Setup Basic Settings - Password Settings Page Example The following illustration is an example of the Basic Settings - Password Settings page. To set up your password To set up your password, type your password in the Password field, and then re-type your password in the Re-Enter Password field.
  • Page 53 Configure Basic Settings Note: If you are not familiar with the time configuration procedures detailed in this section, contact your service provider before you attempt to change any of the cable modem gateway default time synchronization configuration settings. Click Set Time in the Basic Settings section of the Setup page to access the Basic Settings Enable/Disable time synchronization by Network Time protocol page.
  • Page 54 Chapter 3 Basic Configuration Field Name Description Current System Time Displays the current system time and date Network Time Protocol Allows you to enable or disable network time protocol Note: The cable modem gateway will automatically use the time server in your broadband network.
  • Page 55 Configure Basic Settings Note: If you are not familiar with the network configuration procedures detailed in this section, contact your service provider before you attempt to change any of the cable modem gateway default network configuration settings. Click Network Configuration in the Basic Settings section of the Setup page to access the Setup Basic Settings - Network Configuration page.
  • Page 56 Chapter 3 Basic Configuration Field Name Description LAN IP Displays the base IP address of the private home LAN and Address the WebWizard IP address. Your cable modem gateway assigns private IP addresses to your attached computers by its internal dynamic host configuration protocol (DHCP) server MAC Address Displays the MAC address for the WAN.
  • Page 57 Configure Basic Settings Field Name Description Default Manual entry is required, your ISP will provide the Gateway information for you to enter into this field Primary DNS Manual entry is required. Your ISP will provide the (static IP only) information for you to enter into this field Secondary DNS Manual entry is required.
  • Page 58 Chapter 3 Basic Configuration Setup Basic Settings - IP Management Page Example The following illustration is an example of the Setup Basic Settings - IP Management page. 68-4004214-01 Rev D...
  • Page 59 Configure Basic Settings Setup Basic Settings - IP Management Page Description The following tables provide a description of the fields within the Setup Basic Settings - IP Management page. Field Name Description DHCP Server Allows you to enable or disable the DHCP server in the cable modem gateway Starting Local Address Displays the starting address used by the built-in...
  • Page 60 Chapter 3 Basic Configuration Reserving IP Addresses Use the Setup Basic Settings - Fixed CPE IP Assignment page to reserve IP addresses. This feature allows you to assign a fixed IP address to any device in your network by setting static IP addresses in your PC or other network device. These addresses will be removed from the pool of the IP addresses to be used by your gateway's DHCP server when issuing IP addresses to devices that are connected to your local network.
  • Page 61 Configure Basic Settings Setup Basic Settings - Fixed CPE IP Assignment Page Description The following tables provide a description of the fields within the Setup Basic Settings - Fixed CPE IP Assignment page. Field Name Description MAC Address The MAC address of the PC or device (for example, a printer) for which you want to reserve a specific IP address on the network Assign to IP...

  • Page 62: Saving Your Configuration

    Chapter 3 Basic Configuration Restarting the Cable Modem Gateway Use the Setup Basic Settings - Restart Cable Modem page to restart your cable modem gateway. Click Restart Modem in the Basic Settings section of the Setup page to access the Basic Settings - Restart Cable Modem page.
  • Page 63 Configure Basic Settings Setup Basic Settings - Save RG Configuration to Local PC Page Example The following illustration is an example of the Setup Basic Settings - Save RG Configuration to Local PC page. To Save your current setting to your computer, click the floppy disk icon in the lower portion of the screen.

  • Page 65: Chapter 4 Advanced Features

    Chapter 4 Advanced Features The WebWizard pages described in this chapter allow you to configure several advanced features on your cable modem gateway. In addition, this chapter provides the information you need to configure the following advanced features: Advanced features ...

  • Page 66: Configure Advanced Features

    Chapter 4 Advanced Features Configure Advanced Features Enabling and Disabling Advanced Features Use the Setup Advanced Settings - Options page to enable or disable advanced features on your network. When the wireless interface is disabled, the transmitter is turned off. Note: If you are not familiar with the advanced settings detailed in this section, contact your service provider before you attempt to change any of the cable modem gateway default advanced options settings.
  • Page 67 Configure Advanced Features Setup Advanced Settings - Options Page Description The following table provides a description of the fields within the Setup Advanced Settings - Options page. Note: If you make changes in the Setup Advanced Settings - Options page, click Apply to apply and save your new IP address filter settings.
  • Page 68 Chapter 4 Advanced Features Configuring IP Address Filters Use the Setup Advanced Settings - IP Filtering page to configure IP address filters. These filters block a range of IP addresses from accessing the Internet. Note: If you are not familiar with the advanced settings detailed in this section, contact your service provider before you attempt to change any of the cable modem gateway default advanced IP filtering settings.
  • Page 69 Configure Advanced Features Configuring MAC Address Filters Use the Setup Advanced Settings - MAC Filtering page to configure MAC address filters. These filters allow you to deny or block access to the Internet by the individual MAC addresses listed in the table. You can also prevent individual PCs from sending outgoing TCP/UDP traffic to the WAN using their MAC address.
  • Page 70 Chapter 4 Advanced Features Setup Advanced Settings - MAC Filtering Page Description Use this page to enter the MAC address or MAC addresses of devices whose Internet access you want to control. Click Apply to apply and save your new MAC address filter settings.
  • Page 71 Configure Advanced Features Setup Advanced Settings - Port Filtering Page Example The following illustration is an example of the Setup Advanced Settings - Port Filtering page. Setup Advanced Settings - Port Filtering Page Description Use this page to enter and enable the desired port filtering ranges and protocols in the appropriate fields, and then click Apply to apply and save your new port filtering settings.
  • Page 72 Chapter 4 Advanced Features Configuring Port Forwarding for Local IP Addresses Use the Setup Advanced Settings - Port Forwarding page to configure port forwarding for local IP addresses. Port forwarding allows you to run a server on the LAN by specifying the mapping of TCP/UDP ports to a local PC. You must also set up a fixed private LAN IP address for the destination device.
  • Page 73 Configure Advanced Features Setup Advanced Settings - Port Forwarding Page Description The following example illustrates how to use the port forwarding feature to configure the Microsoft X-Box Online Live for Internet gaming. Note: For most widely used applications (including Microsoft X-Box Online Live), the built-in firewall automatically maps and opens ports required for that application while the application is in use.
  • Page 74 Chapter 4 Advanced Features Setup Advanced Settings - Port Triggers Page Example The following illustration is an example of the Setup Advanced Settings - Port Triggers page. Setup Advanced Settings - Port Triggers Page Description Use this page to enter and enable the port forwarding trigger and target range start and end ports along with protocol information in the appropriate fields.
  • Page 75 Configure Advanced Features In the first row, enter 88 in both Start Port and End Port fields. In the same row, select UDP from the drop-down list in the Protocol field, and then select the box in the Enable field. In the second row, enter 3074 in both Start Port and End Port fields.
  • Page 76 Chapter 4 Advanced Features Setup Advanced Settings - DMZ Host Page Description Use this page to place a Private LAN IP device; for example, an FTP, Mail, or Web server directly on the Internet (bypassing the firewall). You set the server with a fixed IP address as a DMZ Host by entering its IP address in the DMZ Address field.
  • Page 77 Configure Advanced Features Setup Advanced Settings - IP Address Pass-through Page Description The Setup Advanced Settings – IP Address Pass-through page allows you to bypass NAT by adding MAC addresses for passthrough CPEs. You can also use this page to remove MAC addresses for passthrough CPEs you have entered previously.
  • Page 78 Chapter 4 Advanced Features Setup Advanced Settings - Advanced Networking Features Page Example The following illustration is an example of the Setup Advanced Settings - Advanced Networking Features page. 68-4004214-01 Rev D...
  • Page 79 Configure Advanced Features Setup Advanced Settings - Advanced Networking Features Page Description This section describes the section heads and field descriptions of the Setup Advanced Settings – Advanced Networking Features page. RIP Setup Section Field Name Description RIP Support Turns RIP support on or off RIP Authentication Enables or disables RIP authentication RIP Authentication Key...
  • Page 80 Chapter 4 Advanced Features Configuring VPN Termination Use the Setup Advanced Settings - VPN Termination page to configure VPN protocols and manage VPN tunnels. A VPN is a connection between two endpoints in different networks that allows private data to be sent securely and transparently over public networks or other private networks.
  • Page 81 Configure Advanced Features Setup Advanced Settings - VPN Termination - Blank Status Page Example The following illustration is an example of a blank Setup Advanced Settings - VPN Termination - Status page. No VPN tunnels are configured. Setup Advanced Settings - VPN Termination - Status Page with VPN Tunnel Configured The following illustration is an example of the Setup Advanced Settings - VPN Termination - Status page with a VPN tunnel configured.
  • Page 82 Chapter 4 Advanced Features Setup Advanced Settings - VPN Termination - Status Page Description This section describes the section headings and field descriptions of the Setup Advanced Settings - VPN Termination - Status page. This page allows you to create, configure, and control IPsec VPN tunnels.
  • Page 83 Configure Advanced Features Creating and Configuring IPsec VPN Tunnels To create and configure IPsec VPN tunnels, click Add New Tunnel on the VPN Termination - Status page. The VPN Setup page opens. The following illustration is an example of the VPN Setup page. Setup Advanced Settings - VPN Setup Page Description This section describes the section headings and field descriptions of the Setup Advanced Settings - VPN Setup page.
  • Page 84 Chapter 4 Advanced Features Tunnel Section Field Name Description Tunnel Displays existing tunnels and allows each tunnel to be individually configured Name Displays the name of a group of settings for a single tunnel. If no name is entered, the tunnels are named sequentially 1, 2, 3, and so on Enable/Disable Enables/disables a VPN tunnel after the tunnel is named and configured.
  • Page 85 Configure Advanced Features Field Name Description Mask Allows you to enter Mask information based on the selected Address group type: For IP subnet, enter the subnet mask  For Single IP address, enter only the specific IP address in the ...
  • Page 86 Chapter 4 Advanced Features Field Name Description Subnet Allows you to enter Subnet information based on the selected Address group type: For IP subnet, enter the subnet  For Single IP address, enter only the specific IP address  For IP address range, enter the starting and ending IP addresses ...
  • Page 87 Configure Advanced Features IPsec settings Section With VPN tunnels there are two phases of Security Association (SA). Phase 1 creates an Internet Key Exchange (IKE) SA  When Phase 1 is complete, Phase 2 creates one or more IPsec SAs that are then ...
  • Page 88 Chapter 4 Advanced Features Field Description Phase 1 SA lifetime Allows you to enter the number of seconds for an individual rotating key to last until a re-key negotiation between each endpoint occurs. Smaller lifetimes are generally more secure since it would give a hacker a smaller amount of time to try to crack the key.
  • Page 89 Configure Advanced Features Save Configuration to Server Use the Setup Advanced Settings – Save Configuration to Server page to save the gateway settings to a remote server in the network. When the gateway is rebooted or reset, the gateway will automatically retrieve its configuration file and restore the saved settings.
  • Page 90 Chapter 4 Advanced Features Function Keys The following table describes the function keys available on the Setup Advanced Settings – Save Configuration to Server page. Description Get configuration file now Downloads gateway configuration file from a host and applies the settings stored in that file Save configuration file now Saves and uploads gateway configuration file to a host Apply...

  • Page 91: Chapter 5 Security

    Chapter 5 Security Introduction We use computers for everything from banking and investing to shopping and communicating with others through email or chat programs. Although you may not consider your communications “top secret,” you probably do not want strangers reading your email, using your computer to attack other systems, sending forged email from your computer, or examining personal information stored on your computer (such as financial statements).

  • Page 92: Configure Security Settings

    Chapter 5 Security Configure Security Settings Configuring Firewall Protection Use the Setup Firewall - Options page to configure webpage filtering and firewall protection. This page allows you to enable various firewall protection filters. Note: If you are not familiar with the advanced settings detailed in this section, contact your service provider before you attempt to change any of the cable modem gateway default firewall options settings.
  • Page 93 Configure Security Settings Setup Firewall - Options Page Description This section describes the section headings and fields descriptions of the Setup Firewall - Options page. Note: If you make changes in any of the fields in the Setup Firewall - Options page, click Apply to apply and save your Firewall settings.
  • Page 94 Chapter 5 Security Field Name Description Firewall Protection Enables/disables the firewall. When the firewall is enabled, the firewall will allow most commonly used applications to automatically open IP ports and pass data without any special setup or manual port configuration Configuring Firewall Event Logging and E-mail Alerts Use the Setup Firewall - Event Logging page to access the firewall event log and allows you to enter your e-mail address in order for you to receive e-mail alerts...
  • Page 95 Configure Security Settings Setup Firewall - Event Logging Page Description The Setup Firewall - Event Logging page shows events captured by the firewall. The log displays the following items: Description of the event  Number of events that have occurred ...
  • Page 96 Chapter 5 Security Function Keys The following function keys appear on the Setup Firewall - Event Logging page. Description Apply Saves the values you enter into the fields without closing the screen E-mail Log Allows you to force the system to send an e-mail alert even if the E-mail Alerts box is left unchecked Clear Log Allows you to clear all entries in the log...

  • Page 97: Chapter 6 Parental Control

    Chapter 6 Parental Control Introduction The safety of our children while they are online is of paramount importance in today’s open Internet environment. Help ensure your children's safety on the Internet and enjoy a worry-free online experience using the parental control features of the cable modem gateway.

  • Page 98: Configure Parental Control Settings

    Chapter 6 Parental Control Configure Parental Control Settings Configuring Parental Control Use the Setup Parental Control - User Setup page to configure parental controls on the cable modem gateway, and to add or delete the individuals who are authorized to set parental controls. Note: If you are not familiar with the settings detailed in this section, contact your service provider before you attempt to change any of the cable modem gateway default parental control settings.
  • Page 99 Configure Parental Control Settings Setup Parental Control - User Setup Page Description This section describes the section headings and fields descriptions of the Setup Parental Control - User Setup page. This page allows you to set up user profiles. Each profile can be assigned customized levels of Internet access as defined by the access rules assigned to that user's profile.
  • Page 100 Chapter 6 Parental Control Field Name Description Content Rule Select the Content Rule for the current user profile. Content Rules must first be defined by going to the Rules Configuration page. You can access the Rule Configuration page by clicking on the “Basic Rules” link under the Parental Control section of the Setup page Time Access Rule Select the Time Access Rule for the current user profile.
  • Page 101 Configure Parental Control Settings Configuring Parental Control Basic Rules Use the Setup Parental Control - Basic Setup page to create and select the rules that block certain Internet content and certain websites. Note: If you are not familiar with the settings detailed in this section, contact your service provider before you attempt to change any of the cable modem gateway default parental control settings.
  • Page 102 Chapter 6 Parental Control Setup Parental Control - Basic Setup Page Description This section describes the section headings and fields descriptions of the Setup Parental Control - Basic Setup page. This page allows you to create Internet access rules based on the content found in the URLs of Internet sites. Field Name Description Rule Configuration...
  • Page 103 Configure Parental Control Settings Function Keys The following function keys appear on the Setup Parental Control - Basic Setup page. Description Add Rule Adds and saves a new Rule to the list of content Rules Remove Rule Removes the selected rule from the content rule list Add/Remove Allows you to add new keywords to the list or to Keyword...
  • Page 104 Chapter 6 Parental Control Configuring Parental Control Time of Day Access Filters Use the Setup Parental Control - Time of Day Access Filter page to configure Web access filters to block all Internet traffic to and from specific network devices based on day of week and time of day settings that you select on this page.
  • Page 105 Configure Parental Control Settings Function Keys The following function keys appear on the Setup Parental Control - Time of Day Access Filter page. Description Allows you to add a new Time of Day access filter or rule. Enter the name of the filter and click the Add key to add the filter to the list.
  • Page 106 Chapter 6 Parental Control Setup Parental Control - Event Log Page Description This section describes the section headings and fields descriptions of the Setup Parental Control - Event Log page. This page allows you to track, by user, any attempts made by that user to access Internet sites that are restricted. Field Name Description Last Occurrence...

  • Page 107: Chapter 7 Wireless

    Chapter 7 Wireless Introduction The ease of use and the convenience of wireless technology is of supreme importance in today’s high-speed home and business networking environment. The cable modem gateway contains an 802.11g WAP. This WAP enables you to connect seamlessly and without wires to other devices in your home network to allow for high-speed sharing of files and data.

  • Page 108: Configure The Wireless Access Point

    Chapter 7 Wireless Configure the Wireless Access Point Configuring Wireless Access Point Basic Parameters Setup Wireless - Basic Page Example The following illustration is an example of the Setup Wireless - Basic page showing the factory default settings. Setup Wireless - Basic Page Description This section describes the section headings and fields descriptions of the Setup Wireless - Basic page.
  • Page 109 Configure the Wireless Access Point Field Name Description Basic Service Set The MAC address of the access point Identifier (BSSID) Country Allows you to select the country in which you are using your access point New Channel (1-11) Allows setting a communications channel for your access point Note: Wireless networking channels overlap.
  • Page 110 Chapter 7 Wireless Setup Wireless - Security Page Example The following illustration is an example of the Setup Wireless - Security page. Setup Wireless - Security Page Description This section describes the section headings and fields descriptions of the Setup Wireless - Security page.
  • Page 111 Configure the Wireless Access Point Field Name Description Network Network Authentication allows only authorized Authentication users to gain access to your wireless network. Only users with an authorized user name, password, or pre-shared key (PSK) are allowed access to the wireless network Select from the following Network Authentication protocols:...
  • Page 112 Chapter 7 Wireless Field Name Description RADIUS Server Allows you to enter the IP address of the RADIUS server used for authentication and encryption key derivation This field is used with 802.1x and WPA Network  Authentication The factory default for this field is 0.0.0.0 ...
  • Page 113 Configure the Wireless Access Point Field Name Description Data Encryption Allows you to enable data encryption to help secure the data that is sent over your wireless network WEP 128-bit (factory default)  – 128-bit or-64 bit static key data encryption can be selected when the network is configured to have no authentication –...
  • Page 114 Chapter 7 Wireless Field Name Description 64 Bit Keys Select these keys for use with Encryption Mode set 1 through 4 to 64-bit encryption. Enter 5-byte values for a Key. You do not have to set all four Keys. Only one Key is used for a home network.
  • Page 115 Configure the Wireless Access Point Field Name Description Current Network Key Allows you to select which of the four 64-bit or 128- bit keys to use to encrypt your data when you are using encryption that requires the manual entry of an encryption key.
  • Page 116 Chapter 7 Wireless Setup Wireless - Advanced Page Example The following illustration is an example of the Setup Wireless - Advanced page. Note: We recommend that you do not change the default wireless settings that are shown in the preceding illustration unless you are instructed to do so by your service provider.
  • Page 117 Configure the Wireless Access Point Field Name Description 54g Network Mode Allows you to optimize the performance of your wireless network using one of the following options: Max compatibility (factory default)  Allows the access point to interoperate with both 802.11b and 802.11g wireless client devices and minimizes interference with nearby 802.11b wireless networks...
  • Page 118 Chapter 7 Wireless Field Name Description DTIM Interval Displays the time interval between Broadcasts/Multicast transmissions. The DTIM (Delivery Traffic Indication Message) Interval is a countdown informing the wireless clients of the next window for listening to broadcast and multicast messages. When the AP has buffered broadcast or multicast messages for associated clients, it sends the next DTIM with a DTIM Interval value.
  • Page 119 Configure the Wireless Access Point Setup Wireless Access Control Page Example The following illustration is an example of the Setup Wireless - Access Control page. Setup Wireless - Access Control Page Description This section describes the section headings and field descriptions of the Setup Wireless - Access Control page.
  • Page 120 Chapter 7 Wireless Field Name Description Closed Network Allows you to disable or enable the network to access by wireless clients. When ON is selected, the access point does not broadcast the SSID. The client device must be configured manually with the SSID and the MAC address of the access point in order to access with wireless network Access List...

  • Page 121: Chapter 8 Operating The Cable Modem Gateways

    Chapter 8 Operating the Cable Modem Gateways Introduction This chapter discusses the operational features related to the cable modem gateways, the WebWizard, and Cable Modem Access Protection. This chapter also provides a description of WebWizard features along with sample WebWizard HTML pages. Access to these HTML pages is defined and configured by the system operator;...

  • Page 122: Webwizard

    Chapter 8 Operating the Cable Modem Gateways WebWizard The WebWizard is a multi-level access Web browser interface that provides a method for network operators and subscribers (when requested and authorized by the network administrator) to access key information about the configuration and operational status of the cable modem.
  • Page 123 WebWizard Important: In addition, users must know and be able to type in the complete URL in order to access the Hidden or Expert User pages from the CPE. Note: All of these HTML pages are presented and described later in this chapter. Access Levels While registering on the network, the cable modem gateway must receive a manufacturer’s specific configuration parameter that corresponds to the access level...
  • Page 124 Chapter 8 Operating the Cable Modem Gateways Important: The remaining WebWizard pages contain detailed information about your DOCSIS network (for example, configuration file name, downstream frequency, upstream frequency, public and private IP address scheme). Limiting access to this data makes it more difficult for a potential hacker to launch an attack and bring down your network.

  • Page 125: Display Basic Cable Modem Gateway Information

    Display Basic Cable Modem Gateway Information Display Basic Cable Modem Gateway Information This section provides a sample System page used by the WebWizard feature, as well as detailed information about Cable Modem Access Protection. The System page (About Your Modem) displays basic information about the cable modem gateway. System Page Example (Cable Modem Access Protection Set to INACTIVE) The following illustration is an example of the System page.
  • Page 126 Chapter 8 Operating the Cable Modem Gateways Cable Modem Access Protection Cable Modem Access Protection is a security right for cable modem gateway users that prevents access to their PCs by hackers, other users, or devices from the network side of the cable modem gateway network. This right provides CPE access protection as if the unit was physically disconnected from the cable modem gateway network.
  • Page 127 Display Basic Cable Modem Gateway Information Manual Operation When Access Protection is set to Enable by the end user of the WebWizard, inbound data destined for the CPE is blocked at the cable modem gateway. This data is not allowed to pass through to the CPE, but the local network on the CPE side of the cable modem gateway remains fully operational.
  • Page 128 Chapter 8 Operating the Cable Modem Gateways Activating Cable Modem Access Protection Cable Modem Access Protection can only be activated in a cable modem gateway that is configured with Level 1 or Level 2 access to the WebWizard browser interface. Note: If the cable modem gateway is configured at Level 0 (No Access to the WebWizard after registration), the CPE will not have an interface mechanism to control the access protection feature.

  • Page 129: Display Network Communication Status

    Display Network Communication Status Display Network Communication Status This section provides an example of the Signal page. The Signal page displays information about the status and quality of the communications between the cable modem gateway and the cable modem gateway network. This example also shows the status options that display on each page.

  • Page 130: Display Cable Modem Operational Status

    Chapter 8 Operating the Cable Modem Gateways Display Cable Modem Operational Status This section provides an example of the Status page. The Status page provides important information about the operation status of the cable modem gateway and the devices connected to it. This example also shows the status options that display on each page.

  • Page 131: Display The Cable Modem Log

    Display the Cable Modem Log Display the Cable Modem Log This section provides an example of the Log page. The Log page provides important information that can be used to resolve problems with your cable modem gateway. Note: The CPE can access this page prior to registration and at Access Level 2. Log Page Example The Log page displays up to 50 events in the order they occur with the most recent event at the top of the list.

  • Page 132: Display The Default Webpage

    Chapter 8 Operating the Cable Modem Gateways Display the Default Webpage This section provides an example of the default webpage. This page appears when other pages are not authorized or when a feature is not enabled. Default Webpage Example The following illustration is an example of the default webpage. 68-4004214-01 Rev D...

  • Page 133: Display The Scan Page (Frequency Values)

    Display the Scan Page (Frequency Values) Display the Scan Page (Frequency Values) This section provides an example of the Scan page. The Scan page displays the present downstream frequency and the frequency start value, and also allows you to modify the initial scanning parameters used by the cable modem gateway to find a network connection.

  • Page 135: Chapter 9 Troubleshooting The Installation

    Chapter 9 Troubleshooting the Installation Introduction This chapter provides descriptions of possible cable modem gateway performance and installation issues that may occur after the cable modem gateway is installed. This chapter also shows specific examples of the condition as shown by the LED status indicators on the front panel of the cable modem gateway.
  • Page 136 In This Chapter  Troubleshooting Overview ............... 121  DPR2320 and EPR2320 Front Panel LED Status Indicator Functions ....................122  DPR2325 and EPR2325 Front Panel LED Status Indicator Functions ....................124  No Downstream Signal Lock ............126 ...

  • Page 137: Troubleshooting Overview

    Troubleshooting Overview Troubleshooting Overview This section provides a table that illustrates a summary of the visual status of the front-panel LED status indicators for the various cable modem gateway situations and conditions described in this chapter. Summary of Front Panel LED Status Indicators The following table provides a summary of the visual status of the front panel LED status indicators for the various cable modem gateway situations and conditions described in this chapter when AC power is applied to the cable modem gateway.

  • Page 138: Dpr2320 And Epr2320 Front Panel Led Status Indicator Functions

    Note: After the cable modem gateway completes step 7 (Registration Completed), the modem proceeds immediately to Normal Operations (on page 123). DPR2320 and EPR2320 Front Panel LED Status Indicators During Initial Power Up, Calibration, and Registration Step → Front Panel...
  • Page 139 DPR2320 and EPR2320 Front Panel LED Status Indicator Functions Normal Operations The following chart illustrates the appearance of the cable modem gateway front panel LED status indicators during normal operations. DPR 2320 and EPR2320 Front Panel LED Status Indicators During Normal Operations Step →...

  • Page 140: Dpr2325 And Epr2325 Front Panel Led Status Indicator Functions

    Chapter 9 Troubleshooting the Installation DPR2325 and EPR2325 Front Panel LED Status Indicator Functions Initial Power Up, Calibration, and Registration The following chart illustrates the sequence of steps and the corresponding appearance of the cable modem gateway front panel LED status indicators during power up, calibration, and registration on the network when AC power is applied to the cable modem gateway.
  • Page 141 DPR2320 and EPR2320 Front Panel LED Status Indicator Functions Normal Operations The following chart illustrates the appearance of the cable modem gateway front panel LED status indicators during normal operations. DPR2325 and EPR2325 Front Panel LED Status Indicators During Normal Operations Step →...

  • Page 142: No Downstream Signal Lock

    Chapter 9 Troubleshooting the Installation No Downstream Signal Lock After a cable modem gateway powers on and performs an internal self-test, the cable modem gateway starts to scan for the CMTS downstream channel. The cable modem gateway starts its standard scanning algorithm. Note: For more information on this process, see Scan for Downstream Channel (on page 8).
  • Page 143 No Downstream Signal Lock Check and Correct On initial installation, or after a reset, allow the cable modem gateway 5 to 8 minutes to locate and lock on to the downstream channel. Using the Web browser on the PC attached to the cable modem gateway, access the WebWizard by entering the following IP address: http://192.168.100.1.

  • Page 144: Ranging Not Complete

    Chapter 9 Troubleshooting the Installation Ranging Not Complete Description After the cable modem gateway finds the CMTS downstream channel and upstream parameters, it starts the ranging and automatic adjustments stage. This stage adjusts the timing offset and the power level for communication with the CMTS. Note: For more information on this process, see Adjust Timing Offset and Power Level (on page 10).
  • Page 145 Ranging Not Complete Check and Correct Using the Web browser on the PC attached to the cable modem gateway, access the WebWizard by entering the following IP address: http://192.168.100.1. The Web browser accesses the WebWizard and the Default Page opens. Select the Signal page and verify that the cable modem locks to the downstream channel of the CMTS.

  • Page 146: Ip Connectivity Not Complete

    Chapter 9 Troubleshooting the Installation IP Connectivity Not Complete Description After completing the ranging stage, the cable modem gateway then tries to establish IP connectivity. In this process the cable modem gateway obtains network connection information and a cable modem gateway IP address from provisioning servers located on the network side of the CMTS interface.
  • Page 147 IP Connectivity Not Complete Check and Correct Using the Web browser on the PC attached to the cable modem gateway, access the WebWizard by entering the following IP address: http://192.168.100.1. The Web browser accesses the WebWizard and the Default page opens. Open the Signal page, and then select Cable Modem Status.

  • Page 148: Registration Not Complete

    Chapter 9 Troubleshooting the Installation Registration Not Complete Description In this phase, the cable modem gateway requests the time of day and the configuration file. The configuration file contains operational parameters for how the user wants the cable modem gateway to operate on the system. If the cable modem gateway receives an invalid configuration file, it may not be able to complete the registration process.
  • Page 149 Registration Not Complete Check and Correct Using the Web browser on the PC attached to the cable modem gateway, access the WebWizard by entering the following IP address: http://192.168.100.1. The Web browser accesses the WebWizard and the Default page opens. Open the Signal page, and then select Cable Modem Status.

  • Page 150: Having Difficulty

    Chapter 9 Troubleshooting the Installation Having Difficulty? I cannot connect to the Internet Verify that the plug to your cable modem gateway AC power is properly  inserted into an electrical outlet. Verify that your cable modem gateway AC power cord is not plugged into an ...
  • Page 151 Having Difficulty? My cable modem gateway does not recognize the cable network The cable modem gateway works with a standard, 75-ohm, RF coaxial cable. If  you are using a different cable, your cable modem gateway will not function properly. Contact your service provider to determine if you are using the correct cable.
  • Page 152 Chapter 9 Troubleshooting the Installation Renewing the IP Address on Windows NT, 2000, or XP Systems Click Start, and then click Run. The Run window opens. Type cmd in the Open field and click OK. A window with a command prompt opens.

  • Page 153: Appendix A Specifications

    TV, Ethernet lines, or telephone lines to suit their individual needs. This appendix contains the technical specifications for the DPR2320, DPR2325, EPR2320, and EPR2325 cable modem gateways. In This Appendix ...

  • Page 154: Technical Specifications

    DPR2320 and DPR2325 Specifications This section provides the technical specifications for the DPR2320 and DPR2325 cable modem gateways. Specifications Table The following tables show the technical specifications for the Model DPR2320 and DPR2325 cable modem gateways. Wireless Access Point Frequency Range 2.412~2.462 GHz, 11 Channels (North America;...
  • Page 155 Power Consumption 6.2 Watts (maximum) Data Ports Ethernet 10/100BASE-T (Auto-sensing with Auto- MDIX): RJ-45 Ethernet (4 ports on the DPR2325; 1 port on the DPR2320) USB: Type 2 (1) One female “F” type Mechanical Dimensions (H x D x W) Not including “F”...
  • Page 156 32˚ to 104˚F (0˚ to 40˚C) Operating Humidity 0-90% RH non-condensing Storage Temperature -4˚ to 158˚F (-20˚ to 70˚C) Standards Compliance and Compatibility The DPR2320 and DPR2325 cable modem gateways are designed to comply with the following standards: DOCSIS 2.0  CableHome 1.1 ...
  • Page 157 Technical Specifications Model EPR2320 and EPR2325 Specifications This section provides the technical specifications for the EPR2320 and EPR2325 cable modem gateways. Specifications Table The following tables show the technical specifications for the Model EPR2320 and EPR2325 cable modem gateways. Wireless Access Point Frequency Range 2.412~2.472 GHz, 13 Channels (Europe;...
  • Page 158 Appendix A Specifications RF Upstream Operating Level Range +8 to +58 dBmV +8 to +55 dBmV (8QAM, 16QAM) +8 to +54 dBmV (32QAM, 64QAM) Output Impedance 75 ohms Electrical Input Voltage 12 VDC Power Consumption (modem 6.25 Watts (maximum) module) Data Ports Ethernet 10/100BASE-T (Auto-sensing with Auto- MDIX): RJ-45 Ethernet (4 ports on the EPR2325;...
  • Page 159 Technical Specifications Standards Compliance and Compatibility The EPR2320 and EPR2325 cable modem gateways are designed to comply with the following standards: EuroDOCSIS 2.0, 1.1, and 1.0  CableHome 1.1  WEP, WPA, and WPA2  IEEE 802.11g  WHQL  RoHS ...

  • Page 161: Appendix B Cable Modem Warranty And Rma Information

    Appx auto letter Cable Modem Warranty and Appendix B RMA Information Introduction This appendix contains Warranty and Return Materials Authorization (RMA) information for our cable modem products and includes an FAQ section. In This Appendix  Warranty and RMA Information ............146 68-4004214-01 Rev D...

  • Page 162: Warranty And Rma Information

     reconditioned cable modem or parts with equivalent or enhanced features. All repair or replacement of the cable modem must be performed by Cisco or by a Cisco Authorized Service Provider. Reconditioned cable modems or parts will be equal in performance to the original cable modem or parts. All original cable modems or parts replaced by Cisco become property of Cisco.
  • Page 163 Warranty and RMA Information How do you obtain warranty service? In order to receive warranty service, you must contact Cisco Services within 30  days after discovering that your cable modem has a defect in materials or workmanship. Proof of purchase for the cable modem may be required in order to validate warranty eligibility.
  • Page 164 While every reasonable effort has been made to ensure that you will receive a cable modem that you can use and enjoy, Cisco does not warrant that the functions of the cable modem will meet your requirements or that the operation of the cable modem will be uninterrupted or error-free.
  • Page 165 Warranty and RMA Information RMA Returns Policy and Procedure for Cable Modems If for any reason your cable modem supplied by Cisco needs to be returned for repair, please use the following procedure. Return Material Authorization (RMA) Procedure Web- and Retail-Purchased Modems Contact the vendor to arrange for repair and/or replacement.
  • Page 166 Service Contract entered into with Cisco. An RMA fax request form is available upon request. Complete the fax request form and fax it to: Customer Service, fax number: +44 (0)1923-269018.
  • Page 167 Warranty and RMA Information On issuance of an RMA number, goods returned to Cisco should be clearly marked to the attention of Factory Service, at the address given by the customer service representative (CSR). A confirmation fax will be sent to you by the CSR that details the RMA number, product and quantities authorized, shipping address details, and RMA Terms and Conditions.
  • Page 168 L/C is provided will become the property of Cisco to dispose of to enable recovery of the repair expense. Important: Please help us to process your repairs/claims as quickly as possible by following the above procedure.
  • Page 170 This document includes various trademarks of Cisco Systems, Inc. Please see the Notices section of this document for a list of the Cisco Systems, Inc. trademarks used in this document. Product and service availability are subject to change without notice.

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