NETGEAR CG3000Dv2 Troubleshooting, See Troubleshoot a TCP/IP Network Using a Ping Utility on

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6. Troubleshooting		6
6. Troubleshooting

This chapter gives information about troubleshooting your NETGEAR DOCSIS 3.0 N450 Wi-Fi Data Gateway. For the common problems listed, see the section indicated.

•Have I connected the gateway correctly? See Basic Functions on page 49.

•I cannot access the gateway configuration with my browser. See Connect to the Gateway’s Main Menu on page 49.

•I have configured the gateway but I cannot access the Internet. See Troubleshoot the ISP Connection on page 50.

•My gateway is not responding.

•See Troubleshoot a TCP/IP Network Using a Ping Utility on page 50

If you cannot remember the gateway’s configuration password or you want to clear the configuration and start over again, see Factory Default Settings on page 54.

Tip: NETGEAR provides helpful articles, documentation, and the latest software updates at http://www.netgear.com/support.

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Contents August 2013 East Plumeria Drive San Jose, CA USARevision History Contents Appendix a Supplemental Information Connecting to the Internet Gateway Front Panel DescriptionSecurity, see the Use Push N Connect WPS Wireless Setup on Gateway Rear Panel Gateway rear panelWireless Performance and Gateway Location LabelLog In to Your Gateway  To log in to the gatewayView Basic Settings  To view or configure basic settingsConfiguring Your Wireless Network Set Up Your Wireless Network  To view or configure the wireless settingsNetgear Docsis 3.0 N450 Wi-Fi Data Gateway Use Push N Connect WPS Wireless Setup Netgear Docsis 3.0 N450 Wi-Fi Data Gateway Add a Client Using a PIN  To add a wireless device to your gateway using a PINSet Up Wi-Fi Multimedia  To set up Wi-Fi MultimediaChange the Password  To change the passwordPage Filtering Content View Denial of Service DoS Attack Logs  To receive notification of attacks by emailLimit Internet Site Access  To block access to sites containing certain wordsClick Remove Keyword  To block access to certain domains Allow Unrestricted Access Disable Gateway Features To disable specific web features  To disable specific NAT ALG Status featuresFeature Description Netgear Docsis 3.0 N450 Wi-Fi Data Gateway Maintaining Your Network View the Gateway Status  To view the gateway statusModem field Description Back Up and Restore Your Settings  To view the gateway’s initialization procedureView the Connection Status  To back up the settings  To restore the backup settingsView the Event Log Run the Diagnostic Utilities  To view the event log To run a ping test Click Start Test Traceroute Utility  To run a traceroute testAdvanced Settings Advanced Wireless Settings  To configure advanced wireless settingsAdvanced Wireless Settings Description MAC Filtering  To stop blocking a computer  To remove a computer from the list To set up IP filtering IP Filtering To delete a device from the IP Filter List  To configure port blocking Port BlockingPort Forwarding Netgear Docsis 3.0 N450 Wi-Fi Data Gateway  To configure port triggering Port Triggering To set up a DMZ host DMZ HostSelect the Respond to Ping on WAN Port check box LAN IP Setup  To configure LAN IP settingsLAN Switch Reserve an IP Address for Dhcp Use To reserve an IP address for Dhcp Click Delete Configure Universal Plug and Play UPnP  To configure the switch ports  To disable a LAN port  To configure UPnP To enable NTP Set Networking ProtocolsEnable Network Address Translation  To disable NATRemove USB Devices  To remove a USB deviceTroubleshooting See Troubleshoot a TCP/IP Network Using a Ping Utility onBasic Functions Connect to the Gateway’s Main MenuLED Behavior Action Troubleshoot a TCP/IP Network Using a Ping Utility Troubleshoot the ISP ConnectionTest the LAN Path to Your Gateway PingNetgear Docsis 3.0 N450 Wi-Fi Data Gateway Supplemental Information Factory Default Settings Feature Parameter DefaultTechnical Specifications Component SpecificationNetgear Docsis 3.0 N450 Wi-Fi Data Gateway Notification of Compliance Regulatory Compliance InformationFCC Caution Avertissement