Manuals / Cisco Systems / Computer Equipment / Network Router

Cisco Systems 4039760, EPC3827 The residential gateway does not register a cable connection

Models: 4039760 DPC3827 EPC3827

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Having Difficulty?

The residential gateway does not register a cable connection

The modem works with a standard 75-ohm RF coaxial cable. If you are using a different cable, your residential gateway will not function properly. Contact your cable service provider to determine whether you are using the correct cable.

Your NIC card may be malfunctioning. Refer to the troubleshooting information in the NIC documentation.

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Cisco Systems 4039760, EPC3827, DPC3827 The residential gateway does not register a cable connection

Contents

In This Document                    Cisco Model DPC3827 and EPC3827 DOCSIS 3.0 8x4 Wireless Where Is the Best Location for My DOCSIS Residential Gateway?IMPORTANT SAFETY INSTRUCTIONS Notice à l’attention des installateurs de réseaux câblésAviso a los instaladores de sistemas CATV IMPORTANT SAFETY INSTRUCTIONSMitteilung für CATV-Techniker Power Source Warning Verify the Power Source from the On/Off Power LightGround the Product Protect the Product from LightningEliminate AC Power/Mains Overloads Service WarningsCheck Product Safety Provide Ventilation and Select a Location4025083 Rev A Protect the Product When Moving It20110316Modem No BatterySafety RF Exposure Statements Declaration of ConformityCanada EMI Regulation Canada 20100527 FCC DSLDomesticCE Compliance National Restrictions   France Italy20110311CEGateway AntennasUse only the antenna supplied with the product Benefits and Features IntroductionDOCSIS ConnectionsSoftware and Documentation Design and FunctionManagement Whats In the Carton? One power adapter models requiring external power supplyWhats In the Carton? One DPC3827 or EPC3827 Residential GatewayFront Panel Description Model DPC3827 shown hereBack Panel Description 8 RESET-A momentary pressing 1-2 seconds of this switch reboots the EMTA. Pressing the switch for more than ten seconds first causes a reset-to-factory default of all settings and then reboots the gateway Minimum System Requirements for a PC Minimum System Requirements for MacintoshSystem Requirements for an Ethernet Connection What Are the System Requirements for Internet Service?I Already Have an Existing High-Speed Internet Access Account How Do I Subscribe to High-Speed Internet Service?I Do Not Have a High-Speed Internet Access Account Where Is the Best Location for My DOCSIS Residential Gateway? How Do I Mount the Modem on a Wall? Optional Before You Begin4025083 Rev A Location and Dimensions of the Wall-Mounting SlotsMount the modem as shown in one of the following illustrations Mounting the Residential Gateway on a Wall How Do I Connect My Gateway for Internet Service? Connecting and Installing Internet DevicesConnecting the Media Gateway for High-Speed Data Service To connect devices3 Connect the active RF coaxial cable from your service provider to the coax connector labeled CABLE on the back of the residential gateway How Do I Configure My DOCSIS Residential Gateway? Logging in to the Gateway for the First Time2 In the address field, enter the following IP address 192.168.0.1. A Status DOCSIS WAN login page similar to the following page opens Setup Lan Setup Cancel Changes to cancelConfiguring Your Network Settings Section Setup DDNS Disabling DDNS Factory Default Settings Enabling DDNSSetup Wireless QoS Setup Advanced Routing1 From the Setup page, click Advanced Routing Configure the Routing TableTo configure the routing table, complete the following steps Security Firewall Display Routing TableSelect the Firewall tab to open the Security Firewall page Enables/disables java applets and ActiveX scripts. This feature Security VPN Passthrough Security VPN Security VPN Tunnel Page DescriptionSection Select the desired option, IP Addr., Any, or FQDN. If the remote  Auto IKE SectionField Description Section Field Description Manual Status Description of the event View Log   You can view the following logs from this page  Access log How Do I Configure My DOCSIS Residential Gateway? Number of events that have occurred  Last occurrence of an event  Target and source addressesControl Access to the Gateway Access Restrictions Basic RulesControl Access to the Gateway Block Services To use keyword and domain blockingKeyword List Access Restrictions Time of Day RulesBlock Access to Websites Access Restrictions User Setup Access Restrictions Time of Day Rules Page DescriptionAccess Restrictions User Setup Page Description Access Restrictions IP Address Filtering Control Access to the GatewayAccess Restrictions MAC Address Filtering Control Access to the GatewayAccess Restrictions Local Log Function KeysControl Access to the Gateway Manage the Gateway Administration ManagementAdministration Management Page Description Enter the gateway’s IP address as seen from the Internet Manage the GatewayField Administration Reporting View Log Administration Diagnostics Administration Backup & Restore Administration Factory Defaults Restore Factory Defaults 4025083 Rev AMonitor Gateway Status Status GatewayStatus Local Network Monitor Gateway Status Status Wireless Status Wireless Page DescriptionMonitor Gateway Status Status DOCSIS WAN   DOCSIS WAN Page Description Select the DOCSIS WAN tab to open the Status DOCSIS WAN pageStatus DOCSIS Signal Downstream Channels Section Example  Power LevelSelect the DOCSIS Signal tab to open the Status DOCSIS Signal page 4025083 Rev A4025083 Rev A Status DOCSIS Signal Page DescriptionUpstream Channels Section Example Status DOCSIS Status Signal to Noise RatioPower Level SectionDOCSIS Status Page Description Select the DOCSIS Status tab to open the Status DOCSIS Status pagePage Section Status Channels Selection Status DOCSIS Log DOCSIS Log Page DescriptionMonitor Gateway Status Wireless Configuration Manual Page Example Configure Wireless SettingsWireless Basic Settings Wireless Basic Settings Page Description Wireless Wireless Security Wireless Security Page DescriptionWireless Security Wireless Security ModeSection Field DescriptionWi-Fi Protected Access WPA is a more secure wireless technology Wireless MAC Filter Wireless MAC Filter Page Description Wireless Advanced Settings Wireless Advanced Settings Page Description  RTS Threshold                  Advanced WirelessSection Field DescriptionWireless WDS Settings Beacon IntervalDTIM Interval Fragmentation ThresholdWireless WDS Settings Page Description Configure Applications and Gaming OverviewApplications & Gaming Port Filtering Applications and Gaming Port Filtering Page DescriptionSelect one of the following protocols  TCP Applications & Gaming Port Range ForwardingAllows you to enable port filtering Applications and Gaming Port Range Forward Page Description   Applications & Gaming Port Range Triggering Applications and Gaming Port Range Triggering Page Description   Applications & Gaming DMZConfigure Applications and Gaming Applications and Gaming DMZ Page Description Applications & Gaming QoS Q. How Do I Configure TCP/IP Protocol? Having Difficulty?Note Make sure that the Load only when needed option is unchecked Q. How Do I Renew the IP Address on My PC?Q. How do I arrange for installation? Renewing the IP Address on Windows 95, 98, 98SE, and ME SystemsRenewing the IP Address on Windows NT, 2000, or XP Systems Q. What if I dont subscribe to cable TV?Troubleshooting MoCA Issues Common Troubleshooting IssuesI dont understand the front panel status indicators Q. Can I watch TV and surf the Internet at the same time?The residential gateway does not register a cable connection Tips for Improved Performance Check and CorrectFront Panel LED Status Indicator Functions Initial Power Up, Calibration, and Registration AC Power appliedNormal Operations AC Power applied Front Panel LED Status Indicators During Normal ConditionsSpecial Conditions Front Panel LED Status Indicators During Special ConditionsNotices TrademarksDisclaimer Documentation Copyright Notice4025083 Rev A For InformationIf You Have Questions Page Cisco Systems, Inc 5030 Sugarloaf Parkway, BoxLawrenceville, GA September 2011 Printed in USA