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Troubleshooting Overview

68-4004214-01 Rev D

121

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.

Use this table as a quick reference for troubleshooting your cable modem gateway.

Note:

Detailed troubleshooting procedures for each of the conditions described in

this table follow later in this chapter.

Front Panel

Indicator

Power

No Downstream

Signal Lock

Ranging Not

Complete

IP Connectivity

Not Complete

Registration Not

Complete

POWER

OFF

RECEIVE

DATA

OFF

BLINKING

SEND DATA

OFF

BLINKING

CABLE

OFF

BLINKING

OFF

ON or BLINKING when connected to CPE

OFF when not connected to CPE

PC WIRELESS OFF

ON or BLINKING when wireless interface is enabled

OFF when wireless interface is disabled

Содержание DPR2320

Страница 1: ...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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Страница 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 ...

Страница 4: ...ns that may appear in this publication We reserve the right to change this publication at any time without notice This document is not to be construed as conferring by implication estoppel or otherwise any license or right under any copyright or patent whether or not the use of any information in this document employs an invention claimed in any existing or later issued patent Copyright 2003 2008 ...

Страница 5: ... you are qualified to do so 20070112 SysInstaller 820 English Notice à l attention des installateurs de réseaux câblés Les instructions relatives aux interventions d entretien fournies dans la présente notice s adressent exclusivement au personnel technique qualifié Pour réduire les risques de chocs électriques n effectuer aucune intervention autre que celles décrites dans le mode d emploi et les ...

Страница 6: ...ng 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 personal de mantenimiento cualificado Con el fin de reducir el riesgo de descarga eléctrica no realice ninguna otra operación de reparación dist...

Страница 7: ...the provided plug does not fit into your outlet consult an electrician for replacement of the obsolete outlet If this product connects to coaxial cable wiring be sure the cable system is grounded earthed Grounding provides some protection against voltage surges and built up static charges Protect the Product from Lightning For added protection unplug this apparatus during lightning storms or when ...

Страница 8: ...provides proper ventilation Do not place entertainment devices such as VCRs or DVDs lamps books vases with liquids or other objects on top of this product Protect from Exposure to Moisture and Foreign Objects Do not use this apparatus near water WARNING Avoid electric shock and fire hazard Do not expose this product to liquids rain or moisture WARNING Avoid electric shock and fire hazard Unplug th...

Страница 9: ...us the apparatus has been exposed to rain or moisture does not operate normally or has been dropped Check Product Safety Upon completion of any service or repairs to this product the service technician must perform safety checks to determine that this product is in proper operating condition Protect the Product When Moving It Always disconnect the power source when moving the apparatus or connecti...

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Страница 11: ...ced 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 The phone numbers listed are for FCC related ...

Страница 12: ...t 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 ...

Страница 13: ...ponents 4 Theory of Operation 8 Chapter 2 Installing the Cable Modem Gateway for Internet Service 13 Before You Begin 14 Where Is the Best Location for My Cable Modem Gateway 17 How Do I Mount the Cable Modem Gateway on the Wall 18 Configure TCP IP 20 Install USB Drivers 23 Install the Cable Modem Gateway 25 Chapter 3 Basic Configuration 27 Configure Basic Settings 28 Chapter 4 Advanced Features 4...

Страница 14: ...m Log 115 Display the Default Webpage 116 Display the Scan Page Frequency Values 117 Chapter 9 Troubleshooting the Installation 119 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 128 IP Connectivity Not Complete 130 Registration Not ...

Страница 15: ...ng basic cable modem gateway operation and function to familiarize you with the cable modem gateways Design and performance features Theory of operation for cable modem gateways Procedures for installing operating maintaining and troubleshooting the cable modem gateways using the Cable Modem Access Protection and WebWizard features Appendixes that includes technical specifications Note This guide ...

Страница 16: ...This Guide vi 68 4004214 01 Rev D 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 ...

Страница 17: ...10 100BASE T Ethernet port 4 ports on the DPR EPR2325 a USB 2 0 port and an 802 11g wireless access point to provide connectivity for high speed data wired or wireless services or other Internet devices This chapter provides an overview of the outstanding design and performance features of the cable modem gateways the front and back panel components and a theory of operation for cable modems This ...

Страница 18: ...gy Lockdown mode prevents unauthorized or accidental reset of gateway settings Include a USB 2 0 data port that is backward compatible with USB 1 1 Support for up to 64 users 1 USB port and up to 63 users on user supplied Ethernet hubs Utilize freestanding vertical horizontal or vertical or horizontal wall mount placement Allow automatic software upgrades by your service provider Configurable eith...

Страница 19: ...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 Note For more information on the WebWizard feature see...

Страница 20: ...tes solid green when the cable modem gateway is registered on the network and fully operational This indicator blinks to indicate one of the following conditions The cable modem gateway is booting up and not ready for data The cable modem gateway is scanning the network and attempting to register The cable modem gateway has lost registration on the network and will continue blinking until it regis...

Страница 21: ...icate one of the following conditions The cable modem gateway is booting up and not ready for data The cable modem gateway is scanning the network and attempting to register The cable modem gateway has lost registration on the network and will continue blinking until it registers again 5 ETHERNET 1 4 Illuminates solid green to indicate that an Ethernet carrier is present and blinks to indicate tha...

Страница 22: ...th the cable modem 2 POWER Connects the cable modem to the DC output of the AC power adapter that is provided with your cable modem CAUTION Avoid damage to your equipment Only use the AC power adapter that is provided with your cable modem gateway 3 RESET Activating this switch resets the cable modem gateway to factory default values and reboots the cable modem gateway Note This switch is for main...

Страница 23: ...ts the cable modem gateway to the DC output of the AC power adapter that is provided with your cable modem gateway CAUTION Avoid damage to your equipment Only use the AC power adapter that is provided with your cable modem gateway 3 RESET Activating this switch resets the cable modem gateway to factory default values and reboots the cable modem gateway Note This switch is for maintenance purposes ...

Страница 24: ...r Downstream Channel 2 Obtain Upstream Parameters 3 Adjust Timing Offset and Power Level 4 Establish IP Connectivity 5 Establish Time of Day 6 Transfer Operational Parameters 7 Register with the Cable Modem Termination System CMTS 8 Initialize Baseline Privacy Scan for Downstream Channel When a cable modem gateway powers on the cable modem gateway starts to scan the network for the CMTS downstream...

Страница 25: ... Harmonic Related Carrier HRC frequency plan in 6 0003 MHz increments Important There are specialized frequency plans to optimize the acquisition of the downstream signal that depend on the video format used in the country of deployment Check with the representative who handles your account for more information about alternate scanning routines outside of North America Improved Downstream Scanning...

Страница 26: ...el stage Then the cable modem gateway starts to scan again at the next available channel Adjust Timing Offset and Power Level After the cable modem gateway obtains its upstream parameters it begins the ranging and automatic adjustments stage In this stage the cable modem gateway adjusts the timing offset and the power level for communicating with the CMTS The cable modem gateway uses MAC messages ...

Страница 27: ... cable modem gateway to know the system time so that when the cable modem gateway logs an event it associates a time with that event Note The cable modem gateway can operate without establishing the time of day however it logs the failure generates an alert to simple network management protocol SNMP and then proceeds to the next stage The cable modem gateway periodically repeats this stage to atte...

Страница 28: ...ble modem gateway must repeat the scan for downstream channel stage or reestablish ranging on a new upstream channel Register with the CMTS After the cable modem gateway completes the transfer operational parameters stage the cable modem gateway now registers with the CMTS After the cable modem gateway receives a reply from the CMTS confirming its registration request the cable modem gateway is no...

Страница 29: ...g the DPR2320 DPR2325 EPR2320 EPR2325 for high speed Internet service 2 Chapter 2 Installing the Cable Modem Gateway for Internet Service In This Chapter Before You Begin 14 Where Is the Best Location for My Cable Modem Gateway 17 How Do I Mount the Cable Modem Gateway on the Wall 18 Configure TCP IP 20 Install USB Drivers 23 Install the Cable Modem Gateway 25 ...

Страница 30: ...uipment on your system For information on installing network and headend equipment refer to the documentation provided with your network and headend equipment Equipment Checklist Before you install the cable modem gateway check the items in the carton The carton contains the following items except as noted One DPR2320 DPR2325 EPR2320 or EPR2325 cable modem gateway One Ethernet cable CAT5 RJ 45 One...

Страница 31: ...M Ethernet Requirements A PC with Microsoft Windows 95 operating system or later with TCP IP protocol installed or an Apple Macintosh computer with TCP IP protocol installed An active 10 100BASE T Ethernet network interface card NIC installed in your PC USB Requirements A PC with a Microsoft Windows 2000 or XP operating system A host USB port installed in your PC Contacting Your Local Service Prov...

Страница 32: ...consists of a series of alphanumeric characters preceded by MAC The WAN Data MAC address consists of a series of alphanumeric characters preceded by WAN DATA MAC The following illustration shows a sample bar code label Note Due to minor design changes the label on your cable modem gateway may differ slightly from the one shown here Write down these numbers in the space provided here Serial Number ...

Страница 33: ...efore you decide where to place your cable modem gateway Consider these recommendations Position your PC and cable modem gateway so that they are located near an AC power outlet Position your PC and cable modem gateway so that they are located near an existing cable input connection to eliminate the need for an additional cable outlet There should be plenty of room to guide the cables away from th...

Страница 34: ...flooring or shelving underneath to allow access to cabling In addition leave enough slack in all cables so that the cable modem can be removed for any required maintenance without disconnecting the cables Also verify that you have the following items Two wall anchors for 8 x 1 inch screws Two 8 x 1 inch pan head sheet metal screws Drill with a 3 16 in wood or masonry bit A copy of the wall mountin...

Страница 35: ... gateway into a drywall or concrete surface where a wooden stud is not available If yes drive the anchor bolts into the wall and then go to step 3 If no go to step 3 3 Install the mounting screws into the wall or the anchor bolts as appropriate and leave a gap of about 1 4 in between the screw head and the wall 4 Verify that no cables or wires are connected to the cable modem 5 Lift the cable mode...

Страница 36: ...CP IP in the Network Protocols list and then click OK 7 Click the TCP IP Ethernet Adapter protocol and then choose Properties 8 Click the IP Address tab and then select Obtain an IP address automatically 9 Click the Gateway tab and verify that these fields are empty If they are not empty highlight and delete all information from the fields 10 Click the DNS Configuration tab and then select Disable...

Страница 37: ...onnections click Local Area Connection and then go to step 3 2 Double click the Local Area Connection icon in the LAN or High Speed Internet section of the Network Connections window 3 Click Properties in the Local Area Connection Status window 4 Click Internet Protocol TCP IP and then click Properties in the Local Area Connection Properties window 5 Select both Obtain an IP address automatically ...

Страница 38: ... 7 Is there a Hardware Address listed in this window If yes click OK To close the TCP IP Control Panel window click File and then scroll down to click Close You have completed this procedure If no you must power off your Macintosh 8 With the power off simultaneously press and hold down the Command Apple Option P and R keys on your keyboard Keeping those keys pressed down power on your Macintosh bu...

Страница 39: ... Next in the Found New Hardware Wizard window The system searches for the driver file for your hardware device 7 After the system finds the USB driver the Digital Signature Not Found window opens and displays a confirmation message to continue the installation 8 Click Yes to continue the installation The Found New Hardware Wizard window reopens with a message that the installation is complete 9 Cl...

Страница 40: ...izard window reopens with a message that the installation has finished 6 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 7 Try to access the Internet If you cannot access the Internet go to Having Difficulty on page 134 If you still cannot access the Internet contact your service provider for further assista...

Страница 41: ...he 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 ...

Страница 42: ... top converter or a VCR 4 Insert the AC power cord into the POWER connector on the back of the cable modem gateway and then plug the cord into an AC power source 5 Plug in and power on your networked devices including your PC The cable modem gateway will then begin an automatic search to locate and sign on to the broadband data network This process may take up to 5 minutes The modem will be ready ...

Страница 43: ...s 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 therefore you may or may not have access to the WebWizard The system operator can enable other pages after registration by using a configuration variable 3 Chapter 3 Basic Configuration In This Chapter Configure Basic Settings 28 ...

Страница 44: ...nd complete the following steps 1 Type the following IP address and then select Go http 192 168 0 1 An authentication window similar to the following window opens 2 Leave the User Name field blank and enter your password in the Password field The Web browser accesses the WebWizard and displays the default About Your Modem page This page displays information about your cable modem along with a seri...

Страница 45: ...stem Section Field Name Description Name The name of the cable modem gateway Modem Serial Number A unique sequential series of alphanumeric characters provided to every modem during manufacturing Cable Modem MAC Address A unique alphanumeric address for the cable modem coaxial interface which is used to connect to the cable modem termination system CMTS at the headend A media access control MAC ad...

Страница 46: ... current states of the modem other notReady notSynchronized phySynchronized usParametersAcquired rangingComplete ipComplete todEstablished securityEstablished psrsmTransferComplete registrationComplete operational accessDenied Vendor The name of the manufacturer Boot Revision Identifies the boot revision code version Software Revision Identifies the software version placed into the cable modem gat...

Страница 47: ...ge 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 Setup Page Example The following illustration is an example of the Setup page Setup Page Section Headings The Setup page is divided into the following section headings Basic Settings Advanced Settings Firewall ...

Страница 48: ...resses are assigned and managed in your network Fixed CPE IP Assignment Use this page to reserve IP addresses in the DHCP pool that will be used as static IP addresses in your local network Restart Modem Use this page to restart your cable modem gateway Save Configuration to your PC Use this page to save your cable modem RG configuration to your local PC and to restore the RG configuration to your...

Страница 49: ...commonly referred to as exposed host and allows you to specify the default recipient of WAN traffic that Network Address Translation NAT is unable to translate to a known local PC A DMZ is used by a company that wants to host its own Internet services without sacrificing unauthorized access to its private network DMZ allows one IP address to be unprotected while others remain protected The DMZ is ...

Страница 50: ... hackers Parental Control The following table provides a description of the pages available from within the Parental Control section of the Setup page Field Name Description User Setup Use this page to add or delete user profiles and to apply access rules to those users Basic Rules Use this page to setup access rules that block certain Internet content and certain websites Time of Day Rules Use th...

Страница 51: ...e WAP to restrict access to only selected wireless client devices Authorized clients are selected by MAC address Use this page to select Open System or Share Key authentication and to enable and disable broadcast of the WAP SSID Configuring Your Password Settings Use the Basic Settings Password Settings page to set up a password to restrict unauthorized persons from accessing to your cable modem g...

Страница 52: ...pe your password in the Re Enter Password field Then click Apply to save your password Note If you set a password on subsequent access to the WebWizard pages a screen similar to the following appears Do not forget your password Write your password and store it in a secure location known only to you Configuring Network Time Synchronization Use the Basic Settings Enable Disable time synchronization ...

Страница 53: ... the Basic Settings Enable Disable time synchronization by Network Time protocol page Setup Basic Settings Enable Disable Time Synchronization by Network Time Protocol Page Example The following illustration is an example of the Basic Settings Enable Disable time synchronization by Network Time protocol page Setup Basic Settings Enable Disable Time Synchronization by Network Time Protocol Page Des...

Страница 54: ...Check the Enable box to enable or disable this setting Note If the offset for Daylight Savings Time is other than 60 minutes enter the offset in the minutes field Time Server Add and delete time server URLs or IP addresses to and from the list as required When using Network Time Protocol multiple time servers can be specified for the gateway to query for time of day The gateway will sequentially s...

Страница 55: ...ings Click Network Configuration in the Basic Settings section of the Setup page to access the Setup Basic Settings Network Configuration page Setup Basic Settings Network Configuration Page Example The following illustration is an example of the Setup Basic Settings Network Configuration page Setup Basic Settings Network Configuration Page Description The following table provides a description of...

Страница 56: ... a Gateway IP address for your WAN port This address is automatically assigned to your WAN port by your ISP except when a static IP address is set up as described later in this table Duration Displays the length of time your WAN IP address is valid Expires Displays the date and time your WAN IP address expires Host Name Displays the host name that is usually downloaded to your gateway by your ISP ...

Страница 57: ...gs Network Configuration page Key Description Renew WAN IP Address Lease Forces a release and renewal of your WAN IP address Apply Saves the values you enter into the fields without closing the screen Configuring and Managing IPAddresses Use the Setup Basic Settings IP Management page to configure how your system manages and assigns IP addresses in your network Note If you are not familiar with th...

Страница 58: ...Chapter 3 Basic Configuration 42 68 4004214 01 Rev D Setup Basic Settings IP Management Page Example The following illustration is an example of the Setup Basic Settings IP Management page ...

Страница 59: ...CPEs Enter the maximum number of devices allowed to connect to the Private LAN Note The Factory Default is 245 The maximum number of devices is 253 This is the combined total of addresses reserved for static IP addresses for example the sum of the IP addresses between 2 and the value entered in the Starting Local Address field and the value entered in the Number of CPEs field Note The sum of the v...

Страница 60: ...e that there are no IP address conflicts on the network for example two devices using the same IP address Another example when using DMZ Host the IP address for the DMZ Host should always have the same IP address Note If you are not familiar with the Fixed CPE IP Assignment procedures detailed in this section contact your service provider before you attempt to change any of the cable modem gateway...

Страница 61: ...ess on the network Assign to IP The IP address you assign to the PC or device for which you want to reserve a specific IP address on the network Only MAC addresses within the range of the gateway s DHCP address pool can be reserved with this feature Note The factory configuration of your gateway sets aside IP addresses 192 168 0 2 through 192 168 0 9 for static IP addresses Function Keys Key Descr...

Страница 62: ...he following illustration is an example of the Restart Cable Modem page Saving Your Configuration Use the Setup Basic Settings Save RG Configuration to Local PC page to save your current cable modem gateway configuration to the hard drive on your PC or to a floppy disk You will then be able to restore the cable modem gateway configuration if necessary Note If you are not familiar with the procedur...

Страница 63: ...uter click the floppy disk icon in the lower portion of the screen You will be prompted to provide a file name and location for the backup configuration file To Restore your setting click Browse and select the backup configuration file name that you saved on your PC The path and filename of the backup configuration appears in the File Name field Then click Download to restore your configuration fi...

Страница 64: ......

Страница 65: ...anced features Advanced features WAN blocking Ipsec PassThrough PPTP PassThrough Remote Config Management Multicast Enable UPnP Enable IP address filters MAC address filters TCP and UDP port filters Port forwarding for local IP addresses TCP UDP port triggers DMZ host IP address pass through Advanced networking VPN termination Save configuration to a server 4 Chapter 4 Advanced Features In This Ch...

Страница 66: ...itter 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 Click Options in the Advanced Settings section of the Setup page to access the Setup Advanced Settings Options page Setup Advanced Settings Options Page Example The following ...

Страница 67: ... the gateway Access to the set up parameters is obtained by using the password to access the WebWizard Enable this feature by checking the Remote Config Management box on the Setup Advanced Settings Options page To access your gateway from a remote location you must also know the WAN IP address of the gateway To find the WAN IP address go to the Network Configuration page under Basic Settings You ...

Страница 68: ...change any of the cable modem gateway default advanced IP filtering settings Click IP Address Filtering in the Advanced Settings section of the Setup page to access the Setup Advanced Settings IP Filtering page Setup Advanced Settings IP Filtering Page Example The following illustration is an example of the Setup Advanced Settings IP Filtering page Setup Advanced Settings IP Filtering Page Descrip...

Страница 69: ... TCP UDP traffic to the WAN using their MAC address 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 MAC filtering settings Click MAC Address Filtering in the Advanced Settings section of the Setup page to access the Setup Advanced Settings MAC Filtering page S...

Страница 70: ...nternet access to the MAC addresses of the devices you list in the MAC Address Filters table The following table describes the function of the Block Pass drop down menu Configuring and Enabling TCPand UDPPort Filters Use the Setup Advanced Settings Port Filtering page to configure and enable TCP and UDP port filters These filters prevent a range of TCP UDP ports from accessing the Internet You can...

Страница 71: ...ng 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 ...

Страница 72: ...xed private LAN IP address for the destination device 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 port forwarding settings Click Port Forwarding in the Advanced Settings section of the Setup page to access the Setup Advanced Settings Port Forwarding page S...

Страница 73: ...s Use the Setup Advanced Settings Port Triggers page to configure TCP UDP port triggers Port triggering is similar to port forwarding but is dynamic In other words the system does not hold the ports open indefinitely For example when the cable modem gateway detects outgoing data on a specific IP port number set in the Trigger Range the resulting ports set in the Target Range opens for incoming dat...

Страница 74: ...er and enable the port forwarding trigger and target range start and end ports along with protocol information in the appropriate fields The following example illustrates how to use the port triggering 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 ope...

Страница 75: ...ess that is visible to the WAN DMZ hosting is commonly referred to as exposed host DMZ hosting allows you to specify the default recipient of WAN traffic that Network Address Translation NAT is unable to translate to a known local PC DMZ allows one IP address to be unprotected while others remain protected Note If you are not familiar with the advanced settings detailed in this section contact you...

Страница 76: ...lem applications that use random port numbers and do not function correctly with the specific port triggers or port forwarding setups described earlier in this guide After entering a DMZ Address click Apply to apply and save your new DMZ Host setting Configuring IPAddress Pass Through Use the Setup Advanced Settings IP Address Pass through page to bypass NAT by adding MAC addresses for passthrough...

Страница 77: ...previously entered ConfiguringAdvanced Networking Features Use the Setup Advanced Settings Advanced Networking Features page to configure RIP parameter related to authentication destination IP address subnet mask and reporting intervals RIP automatically identifies and uses the best known and quickest route to any given destination address RIP announcements are only active when a WAN IP address is...

Страница 78: ...Advanced Features 62 68 4004214 01 Rev D Setup Advanced Settings Advanced Networking Features Page Example The following illustration is an example of the Setup Advanced Settings Advanced Networking Features page ...

Страница 79: ...RIP unicast destination IP Address for RIP Reports Routed Subnet Setup Section Field Name Description Routed Subnet Support Enables or disables routed subnet support Dhcp Provisioned Routed Subnet Enables or disables routing of the DHCP provisioned subnet Nat Routed Routed Subnet Enables or disables routing of the NAT routed subnet Nat Routed Subnet Router IP LAN IP address of the gateway Nat Rout...

Страница 80: ...ive to using a private dedicated leased line for a private network Using industry standard encryption and authentication techniques an Internet Protocol Security IPsec VPN creates a secure connection that operates as if you were directly connected to your local network For example a VPN allows users to sit at home and connect to his her employer s corporate network and receive an IP address in the...

Страница 81: ...ng 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 ...

Страница 82: ... Connected Control Displays one of the following three keys based on the current tunnel enable and connection state Enable Connect Endpoint disabled Configure Displays Edit or Delete keys used for settings management Add New Tunnel Allows you to create a new tunnel configuration When you click Add New Tunnel the VPN Setup page opens Event Log Allows you to access the Event Log page The Event Log p...

Страница 83: ...l 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 This page allows you create configure and control IPsec VPN tunnels ...

Страница 84: ...tion Delete Tunnel Allows you to delete a tunnel Add New Tunnel Allows you to create a heading for the tunnel settings that you can select using the Tunnel drop down menu Apply Activates the selected setting Enabled or Disabled Local endpoint settings Section The following table describes the fields in the Local endpoint settings section of the VPN Setup page Field Name Description Address group t...

Страница 85: ...hould match these settings for its remote endpoint settings Identity Allows you to enter the identity string after you have selected the identity type using one of the following formats For IP address mode use the format xxx xxx xxx xxx For FQDN use the format yourdomain com For email address use the format yourname yourdomain com The remote VPN endpoint on the other end of the tunnel should match...

Страница 86: ...ied IP address Fully qualified domain name FQDN Email address This is the identity that the far endpoint will use for identification of the VPN termination point The remote VPN endpoint on the other end of the tunnel should match these settings for its remote endpoint settings Identity Allows you to enter the identity string after you have selected the identity type using one of the following form...

Страница 87: ... bits Diffie Hellman is a cryptographic technique that uses public and private keys for encryption and decryption The higher number of bits selected the more secure the connection Phase 1 encryption Allows you to select the form of encryption to secure the VPN connection between endpoints Select from the following five encryption types DES 3DES AES 128 AES 192 AES 256 You may choose any encryption...

Страница 88: ... long as long as the other end of the VPN tunnel uses the same method Note 3DES encryption is commonly used but AES is recommended because it is very difficult to crack Phase 2 authentication Allows you to select an authentication type for another level of security Select one of the following three authentication types MD5 SHA Null none You may choose any authentication type as long as the other e...

Страница 89: ...anced Settings Save Configuration to Server Page Example The following illustration is an example of the Setup Advanced Settings Save Configuration to Server page Setup Advanced Settings Save Configuration to Server Page Description The following table describes the fields available on the Setup Advanced Settings Save Configuration to Server page Field Name Description Configuration file name The ...

Страница 90: ...ttings Save Configuration to Server page Key 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 Saves and applies the values you enter into the fields without closing the screen ...

Страница 91: ...cial statements Security is the process of preventing and detecting unauthorized use of your computer Prevention measures help you to stop unauthorized users also known as intruders from accessing any part of your computer system Detection helps you to determine whether or not someone attempted to break into your system if they were successful and what they may have done Use the WebWizard pages in...

Страница 92: ...wall 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 Click Options in the Firewall section of the Setup page to access the Setup Firewall Options page Setup Firewall Options Page Example The following illustration is an exam...

Страница 93: ...applets run automatically when they are received by a PC Filter ActiveX Enables disables ActiveX controls This feature helps to protect the devices in your private network from irritating or malicious ActiveX controls that are sent unsolicited to devices in your private network from the Internet These ActiveX controls run automatically when they are received by a PC Filter Popup Windows Enables di...

Страница 94: ... to access the firewall event log and allows you to enter your e mail address in order for you to receive e mail alerts related to firewall attacks by hackers 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 firewall event logging settings Click Event Logging in the Firewall sec...

Страница 95: ...rson who monitors the firewall When an event occurs it will be logged and an email will be sent to this address automatically reporting the event SMTP Server Name Allows you to enter the mail server name of your outgoing mail server or the mail server of your Internet service provider ISP E mail Alerts Allows you to enable or disable sending e mail alerts Description Describes what event was detec...

Страница 96: ...the Setup Firewall Event Logging page Key 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 ...

Страница 97: ...the cable modem gateway These parental control features allows you to protect your children from inappropriate online content control who can communicate with your child by IM or email decide how long your children can be online and monitor your children s Internet activity The WebWizard pages described in this chapter allow you to configure the parent control feature on the cable modem gateway 6 ...

Страница 98: ...d 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 Click User Setup in the Parental Control section of the Setup page to access the Setup Parental Control User Setup page Setup Parental Control User Setup Page Example The follow...

Страница 99: ... the name of the user and click the Add User button to add the user to the list User Settings Allows you to edit a user profile by using the drop down menu to edit a user profile The drop down menu allows you to recall the profile to be edited User names and passwords are case sensitive Make sure to check the Enable box to activate the user profile If a profile is not active that user will not hav...

Страница 100: ...o to prevent session timeout Inactivity time 60 minutes factory default Enter the amount of time during a user session where there is no Internet access activity indicating that the user is no longer online If the inactivity timer is triggered the user session will be closed automatically In order to regain Internet access the user must log in again with their User Name and Password Note Set the I...

Страница 101: ...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 Click Basic Rules in the Parental Control section of the Setup page to access the Setup Parental Control Basic Setup page Setup Parental Control Basic Setup Page Example The following illustration is an example o...

Страница 102: ...s Rule Settings Allows you to edit a content rule by using the drop down menu to recall the rule to be edited To remove a user profile use the drop down menu to select the rule to be removed and click on the Remove Rule button Keyword List Allows you to create a list of keywords Any attempt to access a URL that contains any of the keywords in this list will be blocked by the gateway Blocked Domain...

Страница 103: ...ined in the URLs used to access those Internet sites Domain blocking allows you to restrict access to websites based on the site s Domain Name The Domain Name is the portion of the URL that precedes the familiar COM ORG or GOV extension Keyword blocking allows you to block access to Internet sites based on a Keyword or text string being present anywhere in the URL not just in the Domain Name Note ...

Страница 104: ... Time of Day Rules in the Parental Control section of the Setup page to access the Parental Control Time of Day Access Filter page Setup Parental Control Time of Day Access Filter Page Example The following illustration is an example of the Setup Parental Control Time of Day Access Filter page Note The cable modem gateway uses the network time of day clock that is managed by your data service prov...

Страница 105: ...t Apply Saves all additions edits and changes with closing the screen Configure Parental Control Event Reporting Use the Setup Parental Control Event Log page to view events captured by the parental control event reporting feature 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...

Страница 106: ...er any attempts made by that user to access Internet sites that are restricted Field Name Description Last Occurrence Displays the time of the most recent attempt to access a restricted Internet site Action Displays the action the user attempted Target Displays the URL of the restricted site User Displays the user who attempted a restricted site Source Displays the IP address of the PC which was u...

Страница 107: ...e 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 Use the WebWizard pages described in this chapter to configure the WAP to meet your specific requirements and needs 7 Chapter 7 Wireless In This Chapter Configure the Wireless Access Point 92 ...

Страница 108: ... Basic Page Description This section describes the section headings and fields descriptions of the Setup Wireless Basic page Note If you make changes in the Setup Wireless Basic page click Apply to apply and save your wireless basic settings Field Name Description Access Point Allows you to turn the access point on the gateway on or off Service Set Identifier SSID The name assigned to this access ...

Страница 109: ...ode Shows current encryption mode Configuring Your Wireless Network Security and Encryption Parameters Use the Setup Wireless Security page to configure your WAP wireless equivalent privacy WEP and Wi Fi Protected Access WPA encryption keys and authentication Note If you are not familiar with the advanced settings detailed in this section contact your service provider before you attempt to change ...

Страница 110: ... 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 Note If you make changes in the Setup Wireless Security page click Apply to apply and save your wireless security settings ...

Страница 111: ...network WPA Encryption Disabled when Network Authentication is disabled or when 802 1x Network Authentication is selected Enables TKIP Temporal Key Integrity Protocol WPA encryption when WPA or WPA PSK Network Authentication is selected WPA Pre Shared Key Allows you to set a WPA Pre Shared encryption key Enter a text string in this field The text string or phrase is used to generate a unique set o...

Страница 112: ...usually 1812 factory default or 1645 depending on the server used This field is used with 802 1x and WPA Network Authentication RADIUS Key Allows you to set the Shared Secret key for your RADIUS connection The factory default for this field is empty This field is used with 802 1x and WPA Network Authentication WPA Group Rekey Interval Allows you to set the WPA Group Rekey Interval in seconds This ...

Страница 113: ...4 bit and 40 bit encryption are two different names for the same encryption 128 bit and 104 bit encryption are two different names for the same encryption Shared Key Authentication Allows you to determine is Shared Key Authentication is used in the network Shared Key Authentication can be used when there is no other network authentication in the network Optional factory default Wireless clients ca...

Страница 114: ...u set up your client wireless adapter The Key values in each wireless network device must match 128 Bit Keys 1 through 4 Select these keys for use with Encryption Mode set to 128 bit encryption Enter 13 byte values for a Key You do not have to set all four Keys Usually only one is needed for a home network Each value is represented in hexadecimal Use only these numbers or letters 0 1 2 3 4 5 6 7 8...

Страница 115: ...Automatically generates four WEP keys based on the PassPhrase entry Notes For 64 bit WEP four unique 64 bit WEP keys will be generated For 128 bit WEP only one 128 bit WEP key will be generated The same key will be entered into all four key locations Apply Saves all additions edits and changes without closing the screen Configuring Wireless Data Rates and WiFi Thresholds Use the Setup Wireless Adv...

Страница 116: ...he default wireless settings that are shown in the preceding illustration unless you are instructed to do so by your service provider Setup Wireless Advanced Page Description This section describes the section headings and fields descriptions of the Setup Wireless Advanced page Note If you make changes in the Setup Wireless Advanced page click Apply to apply and save your wireless advanced setting...

Страница 117: ...k using one of the following options Auto factory default Maximize 802 11g performance in networks with a mix of 802 11b and 802 11g wireless client devices Off Maximum performance Networks with 802 11g only wireless client devices Rate Allows you to fix the data rate for wireless connections The following data rates are available Auto factory default 1 Mbps 2 Mbps 5 5 Mbps 6 Mbps 9 Mbps 11 Mbps 1...

Страница 118: ... This threshold should be set equivalent to the maximum Ethernet frame size allowable on the link including overhead 1536 bytes Lesser settings can damage data throughput as large frames could be fragmented or collisions could occur The factory default is 2346 RTS Threshold Determines at what packet size beyond which the ready to send clear to send RTS CTS mechanism is invoked The factory default ...

Страница 119: ... and field descriptions of the Setup Wireless Access Control page Field Name Description Access restriction When encryption is enabled this selection allows you to choose one of the following options from the drop down list Disable factory default No access restrictions based on MAC address of wireless access devices Allow Allows wireless access to only the MAC addresses listed in the Access List ...

Страница 120: ...st Displays the MAC address of the clients that are subject to wireless access control Connected Clients Displays the Host Name IP Address and Client ID of wireless clients that are connected to associated with the gateway modem Function Keys The following function keys appear on the Setup Firewall Event Logging page Key Description Apply Applies and saves the values you enter into the fields with...

Страница 121: ... and configured by the system operator therefore you may or may not have access to the WebWizard The system operator can enable other pages after registration by using a configuration variable 8 Chapter 8 Operating the Cable Modem Gateways In This Chapter WebWizard 106 Display Basic Cable Modem Gateway Information 109 Display Network Communication Status 113 Display Cable Modem Operational Status ...

Страница 122: ...standard IP addressing scheme Multiple levels of access Integrated DHCP and HTML server Hyperlinks to facilitate access to our website WebWizard Operation After you power on the cable modem gateway provides each connected CPE with a temporary IP address that allows the CPE to access the WebWizard prior to registering on the network The following guidelines apply The cable modem gateway uses the in...

Страница 123: ...gistration on the network is complete and the cable modem gateway is assigned a network IP address Only the network administrator or other devices with the appropriate IP address and subnet configuration are allowed to access the cable modem gateway s WebWizard Level 1 Restricted Access After Registration Default or Factory Setting The intent of restricting access after registration is to enhance ...

Страница 124: ... this information Level 2 Full Access After Registration If the cable modem gateway receives Level 2 access to the WebWizard as determined from the configuration file the cable modem gateway provides the CPE the same level of access to the WebWizard after registration as it did before registration using the original default IP address of 192 168 100 1 Power Cycling and Reboots When power is restor...

Страница 125: ...cable modem gateway System Page Example Cable ModemAccess Protection Set to INACTIVE The following illustration is an example of the System page Notes The CPE can access this page prior to registration and at Access Levels 1 and 2 When the network administrator sets the cable modem gateway access protection right to Inactive the factory default setting the control panel and all references to the C...

Страница 126: ...ateway network operator to offer this feature as a premium or for fee service the network administrator has the ability to activate set to Active or deactivate set to Inactive the Cable Modem Access Protection right in any or all cable modems The network administrator uses a custom MIB setting in the cable modem configuration file or an SNMP transaction to perform this task Note The factory or def...

Страница 127: ...le modem gateway to determine the status of the CPE links After Cable Modem Access Protection is enabled by the CPE through the WebWizard the cable modem gateway remains in the Access Protection mode until the mode is manually set to Disable by the CPE through the WebWizard interface or if necessary by pressing the cable modem gateway Reset button Automatic Mode Cable Modem Access Protection also ...

Страница 128: ...rotection 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 ...

Страница 129: ... 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 Note The CPE can access this page prior to registration and at Access Level 2 Signal Page Example The following illustration is an example of the Signal page ...

Страница 130: ... 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 Note The CPE can access this page prior to registration and at Access Level 2 Status Page Example The following illustration is an example of the Status page ...

Страница 131: ...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 The following illustration is an example of the Log page ...

Страница 132: ...Rev D 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 ...

Страница 133: ...ou to modify the initial scanning parameters used by the cable modem gateway to find a network connection The Scan page is an Expert User page The CPE can access this page by direct URL access only from the following URL http 192 168 100 1 gscan asp Scan Page Example The following illustration is an example of the Scan page Note This page is not accessible by an HTML link from the other WebWizard ...

Страница 134: ......

Страница 135: ...Audience This chapter contains detailed troubleshooting instructions for Customer Support Representatives CSRs cable modem gateway installers and network support engineers who troubleshoot performance situations and conditions that occur with the cable modem gateways Important For all of the scenarios listed in this chapter you will have full access to the WebWizard from the CPE until the cable mo...

Страница 136: ...PR2320 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 128 IP Connectivity Not Complete 130 Registration Not Complete 132 Having Difficulty 134 ...

Страница 137: ...his chapter when AC power is applied to the cable modem gateway Use this table as a quick reference for troubleshooting your cable modem gateway Note Detailed troubleshooting procedures for each of the conditions described in this table follow later in this chapter Front Panel Indicator No Power No Downstream Signal Lock Ranging Not Complete IP Connectivity Not Complete Registration Not Complete P...

Страница 138: ...fter 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 1 2 3 4 5 6 7 Front Panel Indicator Self Test Downstream Scan Downstream Signal Lock Ranging Requesting IP Address Registering Registration Completed 1 Pow...

Страница 139: ...ther the Ethernet or USB port and no data is being sent to or from the modem BLINKS When only one Ethernet or USB device is connected and data is being transferred between the consumer premise equipment CPE and the cable modem OFF When no devices are connected to either the Ethernet or USB ports Note With both Ethernet and USB devices connected to the modem at the same time when data is being tran...

Страница 140: ...mpletes step 7 Registration Completed the modem proceeds immediately to Normal Operations on page 125 DPR2325 and EPR2325 Front Panel LED Status Indicators During Initial Power Up Calibration and Registration Step 1 2 3 4 5 6 7 Front Panel Indicator Self Test Downstream Scan Downstream Signal Lock Ranging Requesting IP Address Registering Registration Completed 1 Power ON ON ON ON ON ON ON 2 Recei...

Страница 141: ...em and the network 4 Cable ON 5 Ethernet 4 LEDs ON When a device is connected to an Ethernet port and no data is being sent to or from the modem BLINKS When data is being transferred between the consumer premise equipment CPE and the cable modem OFF When no devices are connected to the Ethernet ports 6 USB ON When a device is connected to the USB port and no data is being sent to or from the modem...

Страница 142: ...rs when the no downstream signal lock condition exists DPR EPR2320 LED Label Status 1 Power ON 2 Receive Data BLINKING 3 Send Data OFF 4 Cable OFF 5 PC ON or BLINKING when connected to CPE OFF when not connected to CPE 6 PC Wireless ON or BLINKING when wireless interface is enabled OFF when wireless interface is disabled DPR EPR2325 LED Label Status 1 Power ON 2 Receive Data BLINKING 3 Send Data O...

Страница 143: ...192 168 100 1 The Web browser accesses the WebWizard and the Default page opens 3 Select the Signal page and verify that the cable modem gateway locks to the downstream channel of the CMTS 4 Check the power level and the Signal to Noise ratio to verify if it is outside of the operating range 5 Is the ratio outside of the operating range If yes correct the downstream channel to the cable modem gate...

Страница 144: ...el LED status indicators when the ranging not complete condition exists DPR EPR2320 LED Label Status 1 Power ON 2 Receive Data ON 3 Send Data BLINKING 4 Cable OFF 5 PC ON or BLINKING when connected to CPE OFF when not connected to CPE 6 PC Wireless ON or BLINKING when wireless interface is enabled OFF when wireless interface is disabled DPR EPR2325 LED Label Status 1 Power ON 2 Receive Data ON 3 S...

Страница 145: ...ns 2 Select the Signal page and verify that the cable modem locks to the downstream channel of the CMTS 3 Check the upstream power level and the Signal to Noise ratio to verify if it is outside of the operating range 4 Is the upstream level or the ratio outside of the operating range If yes correct the upstream channel to the cable modem If no go to step 5 5 Check the status of the CMTS 6 Check th...

Страница 146: ...ge Note For more information on this process see Establish IP Connectivity on page 11 The following table illustrates the status of the front panel LED status indicators when the IP connectivity not complete condition exists DPR EPR2320 LED Label Status 1 Power ON 2 Receive Data ON 3 Send Data ON 4 Cable OFF 5 PC ON or BLINKING when connected to CPE OFF when not connected to CPE 6 PC Wireless ON o...

Страница 147: ...le The following list shows an example of the Cable Modem Status list that you could use to check the status of your cable modem notReady notSynchronized phySynchronized usParametersAcquired rangingComplete The cable modem gateway should be at this status ipComplete 3 If the cable modem gateway shows the status of rangingComplete the cable modem gateway has a problem receiving the DHCP response fr...

Страница 148: ...e CMTS Note The CMTS may reject the registration of the cable modem gateway or the CMTS may be unable to provide certain services requested by the cable modem gateway The following table illustrates the status of the front panel LED status indicators when the registration not complete condition exists DPR EPR2320 LED Label Status 1 Power ON 2 Receive Data ON 3 Send Data ON 4 Cable BLINKING 5 PC ON...

Страница 149: ...nectivity Not Complete on page 130 4 On the Status page of the WebWizard verify that the configuration file name displays in the Configuration field Note This configuration file name is the name of the configuration file you created 5 Does the configuration file name exist If yes go to step 6 If no verify that the TFTP server is receiving the request and responding to the cable modem 6 Access the ...

Страница 150: ...n all devices if you are using the Ethernet connections Verify that you have followed the procedure in Install USB Drivers on page 23 if you are using the USB connection Verify that you have called your service provider and given them the serial number and MAC address of your cable modem gateway If you are using a cable signal splitter so that you can connect the cable signal to other devices remo...

Страница 151: ...ss the Internet after the cable modem gateway is online it is possible that your PC did not renew its IP address Follow the appropriate instructions in this section for your operating system to renew the IP address on your PC Renewing the IP address on Windows 95 98 98SE and ME Systems 1 Click Start and then click Run to open the Run window 2 Type winipcfg in the Open field and click OK to execute...

Страница 152: ...ow with a command prompt opens 3 Type ipconfig release at the C prompt and press Enter The system releases the IP address 4 Type ipconfig renew at the C prompt and press Enter The system displays a new IP address 5 Click the X in the upper right corner of the window to close the Command Prompt window You have completed this procedure Note If you cannot access the Internet contact your service prov...

Страница 153: ...modem gateways either horizontally or vertically and then easily connect them to the cable 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 Technical Specifications 138 ...

Страница 154: ... Access Point Frequency Range 2 412 2 462 GHz 11 Channels North America FCC 2 412 2 472 GHz 13 Channels Europe CE ETSI Modulation DSSS Direct Sequence Spread Spectrum Data Rate 802 11g 54 Mbps with Auto Fall Back Security RC4 with 64 bit and 128 bit WEP Transmit Power 18 dBm typical for 802 11g Antenna System One 1 external One 1 internal RF Downstream Frequency Range 88 to 860 MHz Demodulation 64...

Страница 155: ...s Electrical Input Voltage 12 VDC 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 RF One female F type Mechanical Dimensions H x D x W Not including F connector 6 625 in x 5 0 in x 1 375 in 16 5 cm x 12 5 cm x 3 5 cm Including F connector 6 625 in x 5 5 in x 1 375 in 16 5 cm x ...

Страница 156: ...n 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 WEP WPA and WPA2 IEEE 802 11g WHQL Regulatory Compliance Certified as required per country where the DPR2320 and DPR2325 cable modem gateways will be used ...

Страница 157: ...pectrum Data Rate 802 11g 54 Mbps with Auto Fall Back Security RC4 with 64 bit and 128 bit WEP Transmit Power 14 dBm typical for 802 11g Antenna System One 1 external One 1 internal RF Downstream Frequency Range 112 to 860 MHz Demodulation 64 QAM or 256 QAM Maximum Data Rate 41 4 Mbps for 64 QAM and 55 2 Mbps for 256 QAM Bandwidth 8 MHz Operating Level Range 43 to 73 dBµV for 64 QAM 47 to 77 dBµV ...

Страница 158: ...Type 2 1 RF One female F type Mechanical Dimensions H x D x W Not including F connector 16 5 cm x 12 5 cm x 3 5 cm 6 625 in x 5 0 in x 1 375 in Including F connector 16 5 cm x 14 cm x 3 5 cm 6 625 in x 5 5 in x 1 375 in Mounting Free standing horizontal or vertical on a flat surface Wall mounting 4 in on center tear drop mounting holes molded into the bottom of the housing for horizontal or vertic...

Страница 159: ...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 Regulatory Compliance Certified as required per country where the EPR2320 and EPR2325 cable modem gateways will be used ...

Страница 160: ......

Страница 161: ...dix B Cable Modem Warranty and 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 ...

Страница 162: ... purchase date All warranty claims must be made during the 60 month period What will we do Repair or replace at our option the cable modem at no expense to you within a reasonable time after we receive the cable modem from you We will repair or replace defective Product or parts at our option with a new or reconditioned cable modem or parts with equivalent or enhanced features All repair or replac...

Страница 163: ...e responsible for such loss or damage What is not covered by your warranty Customer instruction Your owner s manual clearly describes how to install adjust and operate your cable modem Obtain additional information from your cable service provider Improper installation maintenance or handling storage transportation testing repair or related adjustments Signal reception problems not caused by your ...

Страница 164: ...een 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 Cisco is not responsible for problems caused by changes in the operating characteristics of the hardware or software you are using that are made after t...

Страница 165: ...ax number In addition we will need to know the model number quantity of product returns and the reason for product return together with the repair disposition authority and details of any current Service Contract entered into with Cisco An RMA fax request form is available upon request Complete the RMA fax request form and fax it to Customer Service fax number 770 236 5477 Latin America Telephone ...

Страница 166: ...e fax request form and fax it to Customer Service fax number 44 0 1923 269018 Important It is important to tell the Customer Service Representative the quantity of defective cable modems and defective external power supplies you are returning PLEASE DO NOT RETURN NON DEFECTIVE POWER SUPPLIES POWER CORDS AND ACCESSORY CABLES Should you require that we ship replacement Ethernet USB cables power cord...

Страница 167: ... be refused and returned to you at your expense 7 The RMA number should be clearly marked on all returned boxes and packages including all accompanying paperwork RMAs received by the Factory Service receiving department that are not clearly marked may be refused and returned to you at your expense 8 International shipments should be consigned to Cisco with the notified party on the airway bill sta...

Страница 168: ...ime the RMA was issued and where charges have been incurred for which there is no covering purchase order the following conditions apply Completed repairs that are aged greater than 30 days following the end of repair for which no purchase order number or letter of credit L C is provided will incur an interest charge of 1 5 per month of the repair charges Completed repairs that are aged greater th...

Страница 169: ......

Страница 170: ...s 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 2003 2008 2012 Cisco and or its affiliates All rights reserved September 2012 Printed in USA Part Number 68 4004214 01 Rev D ...

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