Troubleshooting | NETGEAR DGND4000-100NAS specs

10. Troubleshooting	10
Diagnose and solve problems

This chapter provides information to help you diagnose and solve problems you might have with your wireless modem router. If you do not find the solution here, check the NETGEAR support site at http://support.netgear.com/general/contact/default.aspx for product and contact information.

This chapter contains the following sections:

•Quick Tips

•Troubleshoot with the LEDs

•Cannot Log In to the Router

•Cannot Access the Internet

•Changes Not Saved

•Incorrect Date or Time

•Wireless Connectivity

•Restore the Factory Settings and Password

•Troubleshoot Your Network Using the Ping Utility

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NETGEAR DGND4000-100NAS user manual Troubleshooting

Contents

USA Support Trademarks Contents USB Printer Control Administration Appendix a Supplemental Information Hardware Setup Product Specifications Unpack Your New Router N750 Wireless Dual Band Gigabit Adsl Modem Router DGND4000 Box contents Hardware Setup Unpack Your New Router Hardware Features Label Back Panel Back panel port connections Front Panel Front panel LEDs Wireless button GHz Wireless LED Position Your Wireless Router Power On/Off LED Adsl Microfilters One-Line Adsl Microfilter Not Included Cable Your N750 Wireless Modem Router Two-Line Adsl Microfilter IncludedSummary Verify the Cabling Connect to Internet with Adsl or Ethernet WAN Get Started with Netgear genie Wireless Devices and Security Settings Prepare to Set Up the Wireless Modem RouterTypes of Logins and Access Use Standard TCP/IP Properties for Dhcp Browse to http//routerlogin.net Netgear genie Setup To use Netgear genie to set up your wireless modem router  If the browser cannot display the web Use Netgear genie after Installation Upgrade Wireless Modem Router Firmware Wireless Modem Router Dashboard Basic Home Screen  To use WPS to join the wireless network Add Wireless Devices or Computers to Your NetworkWi-Fi Protected Setup WPS Method Manual Method N750 Wireless Dual Band Gigabit Adsl Modem Router DGND4000 Netgear genie Basic Settings Internet Basic Settings Internet Basic Settings Screen FieldsDoes Your ISP Require a Login? Answer either yes or no Internet IP Address Attached Devices Parental Controls USB Storage Basic Settings ReadySHARE USB Storage and Printer Basic Wireless Settings ReadySHARE Printer  To view or change basic wireless settings Wireless Settings Screen Fields Wireless Network Security Options Settings Change WPA Security Option and Passphrase  To set up a guest network Guest Networks Guest Network Wireless Security Options Netgear genie App  To install the genie mobile app Netgear genie Mobile App Netgear genie Advanced Home Setup Wizard N750 Wireless Dual Band Gigabit Adsl Modem Router DGND4000 WPS Wizard  To use the WPS WizardSelect either Push Button or PIN Number VPN Wizard  To use the VPN Wizard N750 Wireless Dual Band Gigabit Adsl Modem Router DGND4000 Setup Menu Adsl Setup WAN Setup Default DMZ Server  To set up a default DMZ serverChange the MTU Size  To change the MTU size Select Advanced Setup WAN Setup Common MTU sizes LAN Setup  To change the LAN settings LAN TCP/IP Setup LAN Setup Screen SettingsUse the Wireless Modem Router as a Dhcp Server Use Router as a Dhcp Server Address Reservation  To reserve an IP address Quality of Service Setup Enable WMM QoS for Wireless Multimedia Applications Set Up QoS for Internet Access QoS for Applications and Online Gaming To create a QoS policy for applications and online games N750 Wireless Dual Band Gigabit Adsl Modem Router DGND4000 Click the Add Priority Rule button QoS for a Wireless Modem Router LAN PortQoS for a MAC Address Click Add Priority Rule Edit or Delete an Existing QoS Policy  To edit or delete a QoS policy USB Storage ReadySHARE Access USB Drive Requirements Store Files in a Central Location for Printing File-Sharing ScenariosShare Photos  To share files with your friends and family USB Storage Basic Settings Share Large Files over the Internet  To access your USB device Add or Edit a Network Folder USB Storage Advanced Settings Safely Remove a USB Drive Available Network Folders Media Server Settings Specify Approved USB Devices Connect to the USB Drive from a Remote Computer Select the Allow only approved devices check box ReadySHARE Cloud USB Printer Control USB Printer Control Control Center Configuration USB Printer Scan with a Multifunction Printer Security Keyword Blocking of Http Traffic  To delete a keyword or domain To specify a trusted computer Firewall Rules  To create firewall rules N750 Wireless Dual Band Gigabit Adsl Modem Router DGND4000 Add Custom Services to Allow or Block  To add a custom service TCP UDP TCP/UDP Schedule for Firewall Rules  To specify the firewall rule schedule  To set up email notifications Security Event Email Notifications Administration Upgrade the Wireless Modem Router Firmware View Wireless Modem Router Status Router InformationInternet Port Show Statistics Button System up time and poll interval statistics Wireless Settings 2.4 GHz and 5 GHz Connection Status Button Guest Network 2.4 GHz and 5 GHz View Logs of Web Access or Attempted Web Access View VPN Status Manage the Configuration File  To restore configuration settings that you backed up Back Up SettingsRestore Configuration Settings Do not interrupt the reboot process Set Password Password Recovery Diagnostics N750 Wireless Dual Band Gigabit Adsl Modem Router DGND4000 Set Up Time Machine  To set up Time MachineTime Machine Access the Connected USB Hard Drive  To access the drive Time Machine Before You Back Up a Large Amount of Data 101 Select Guid Partition Table or Master Boot Record MBR Change the Partition Scheme Advanced Settings Fine -tuning your network Advanced Wireless Settings 105 106 Wireless Repeating Function WDS Wireless repeating scenario Wireless Repeating Function Set Up the Base Station  To set up the base station Set Up a Repeater Unit  To configure the wireless modem router as a repeater unit Remote Computer Access Basics Port Forwarding and Triggering Port Triggering to Open Incoming Ports 113 Port Forwarding to Permit External Host Communications Set Up Port Forwarding to Local Servers  To set up port forwardingHow Port Forwarding Differs from Port Triggering 116 Add a Custom Service Click Edit Service or Delete ServiceEdit or Delete a Port Forwarding Entry Set Up Port Triggering Application Example Making a Local Web Server Public To make a local web server public 119 Dynamic DNS  To set up Dynamic DNS Select the Use a Dynamic DNS Service check boxStatic Routes 122  To set up a static route Remote Management USB Settings Universal Plug and Play  To turn on Universal Plug and Play  To set up an IPv6 Internet connection type IPv6Traffic Meter 128  To set up ReadySHARE Cloud Click Register 130 Device Mode VPN Policies 132 Add or Edit an Auto VPN Policy  To add or edit an Auto VPN Policy IKE Fully Qualified Domain Name. Your domain name Parameters Add or Edit a Manual VPN Policy  To add or edit a Manual VPN policy 137 Troubleshooting Quick Tips Wireless SettingsNetwork Settings Sequence to Restart Your Network Power LED Is Off or Blinking Power LED Stays RedTroubleshoot with the LEDs Internet or Ethernet Port LEDs Are Off Wireless LEDs Are OffLEDs Never Turn Off Push N Connect WPS Button Blinks Green Cannot Access the Internet Cannot Log In to the Router To check the WAN IP address Select Administration Router Status Troubleshoot PPPoE Troubleshoot Internet Browsing To troubleshoot a PPPoE connection Wireless Connectivity Changes Not SavedIncorrect Date or Time Restore the Factory Settings and Password Troubleshoot Your Network Using the Ping UtilityWireless Signal Strength Test the LAN Path to Your Router Test the Path from Your Computer to a Remote Device 148 Factory Settings Supplemental Information 150 Technical Specifications DGND4000 Router specifications Netgear Dual Band Wireless Regulatory Compliance InformationEurope EU Declaration of Conformity 153 FCC Requirements for Operation in the United States FCC Caution Industry Canada Important Note Radiation Exposure StatementAvertissement Interference Reduction Table Index 158 159 160