NETGEAR WNDR3400 user manual Chapter Troubleshooting, Quick Tips, Recommendation Instructions

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N600 Wireless Dual Band Router WNDR3400 User Manual

Chapter 8

Troubleshooting

This chapter provides information about troubleshooting your N600 Wireless Dual Band Router WNDR3400. After each problem description, instructions are provided to help you diagnose and solve the problem. As a first step, review the Quick Tips.

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

This chapter includes the following sections:

•“Quick Tips”

•“Troubleshooting Basic Functions” on page 8-3

•“Cannot Access the Internet” on page 8-5

•“Troubleshooting a Network Using the Ping Utility” on page 8-6

•“Problems with Date and Time” on page 8-8

•“Wireless Connectivity” on page 8-9

•“Restoring the Default Configuration and Password” on page 8-14

Quick Tips

This section describes tips for troubleshooting some common problems.

Table 8-1. Quick Tips

Recommendation	Instructions

Be sure to restart your network in this sequence.	1.	Turn off and unplug the modem.
	2.	Turn off the wireless router and computers.
	3.	Plug in the modem and turn it on. Wait 2 minutes.
	4.	Turn on the wireless router and wait 2 minutes.
	5.	Turn on the computers.

Troubleshooting

8-1

v1.0, August 2010

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Contents N600 Wireless Dual Band Router WNDR3400 User Manual NETGEAR, IncRegulatory Compliance Information Europe EU Declaration of Conformity Cesky CzechFCC Requirements for Operation in the United States FCC Information to UserFederal Communication Commission Interference Statement FCC Guidelines for Human ExposureFCC Declaration Of Conformity FCC CautionVoluntary Control Council for Interference Vcci Statement Radiation Exposure StatementProduct and Publication Details Contents Chapter Protecting Your Network Chapter Fine-Tuning Your Network Appendix a Default Configuration Technical Specifications About This Manual Conventions, Formats, and ScopePublication Revision History How to Print This ManualRevision History Version Date Description V1.0 August Original publicationChapter Configuring Your Internet Connection Using the Setup ManualLogging In to Your Wireless Router Document in Preparing Your Network in Appendix BV1.0, August Selecting a Language for Your Screen Display V1.0, August Using the Setup Wizard Viewing or Manually Configuring Your ISP SettingsISP does not require login Basic Settings screen fields Settings DescriptionGet Automatically from ISP. Your ISP uses Dhcp to Chapter Safeguarding Your Network Planning Your Wireless NetworkWireless Placement and Range Guidelines See Manually Configuring Your Wireless Settings onWireless Security Options Wireless data security options Range up to 300 foot radiusManually Configuring Your Wireless Settings V1.0, August Wireless Settings Security Options WPA2-PSK. Enter the WPA Security Encryption WEP Key. Enter the PassphraseSecurity Options WPA-PSK. Enter the WPA WPA-PSK Tkip + WPA2-PSK AES. Allow computersConfiguring WEP Wireless Security V1.0, August Configuring WPA, WPA2, or WPA/WPA2 Wireless Security Using Push N Connect WPS to Configure Your Wireless Network Using a WPS Button to Add a WPS Client To connect a device using WPS by DomeTo connect a device using the onscreen WPS button Using PIN Entry to Add a WPS Client V1.0, August Configuring Advanced WPS Settings Adding More WPS Clients Adding Both WPS and Non-WPS Clients Restricting Access to Your Router Enable Wireless Router Radio Turn off wireless signal by scheduleAdding Guest Networks V1.0, August V1.0, August Protecting Access to Your Wireless Router Chapter Protecting Your NetworkRestricting Access by MAC Address Changing the Built-In PasswordV1.0, August Blocking Access to Internet Sites Blocking Access to Internet Services V1.0, August Configuring a User-Defined Service Viewing Logs of Web Access or Attempted Web Access Scheduling BlockingConfiguring E-mail Alert and Web Access Log Notifications Log Entry DescriptionsField Description V1.0, August Setting the Time Chapter Using Network Monitoring Tools Upgrading the Router FirmwareV1.0, August Upgrading Automatically to New Router Software Upgrading Manually to New Router SoftwareV1.0, August Viewing Wireless Router Status Information Wireless Router Status Fields DhcpAttached devices Connection Status Connection Status Settings StatisticsViewing a List of Attached Devices Router StatisticsManaging the Configuration File Backing Up and Restoring the ConfigurationErasing the Configuration Enabling Remote Management Access Select the Turn Remote Management On check boxScheduling Wireless Signal Down Time Select the Turn off wireless signal by schedule check box Traffic Meter V1.0, August Chapter Customizing Your Network Settings Using the LAN Setup OptionsLAN Setup SettingsLAN TCP/IP Using the Router as a Dhcp Server Address ReservationUsing a Dynamic DNS Service Click Edit or DeleteSelect the Use a Dynamic DNS Service check box Configuring the WAN Setup Options WAN Setup SettingsSetting Description Setting Up a Default DMZ Server Configuring Static Routes V1.0, August Allowing Inbound Connections to Your Network V1.0, August How Port Triggering Changes the Communication Process How Port Forwarding Changes the Communication Process How Port Forwarding Differs from Port Triggering Configuring Port Forwarding to Local Servers Adding a Custom Service Click Add Custom ServiceEditing or Deleting a Port Forwarding Entry Configuring Port TriggeringClick Edit Service or Delete Service Application Example Making a Local Web Server PublicTo the instructions in Universal Plug and Play on Clear the Disable Port Triggering check box Click Add Service Wireless Repeating Also Called WDS Wireless Repeating Function Setting Up the Base Station V1.0, August Setting Up a Repeater Unit Chapter Fine-Tuning Your Network Assessing Your Speed Requirements Optimizing Your Network Bandwidth Theoretical Transfer Time for 1 GigabyteNetwork Connection Theoretical Raw Transfer Time V1.0, August Optimizing Wireless Performance Identify critical wireless linksReduce interference Choose your settings Changing the MTU SizeQuality of Service QoS Common MTU SizesApplication Using WMM QoS for Wireless Multimedia Applications Configuring QoS for Internet AccessQoS for Applications and Online Gaming Click Add Priority RuleQoS for a Router LAN Port QoS for a MAC Address Editing or Deleting an Existing QoS Policy Universal Plug and Play V1.0, August Chapter USB Storage USB Drive RequirementsBus Speed/Sec File Sharing Scenarios Sharing Photos with Friends and FamilyStoring Files in a Central Location for Printing Sharing Large Files with ColleaguesUSB Storage Basic Settings USB Storage Basic Settings Fields and Buttons DescriptionEditing a Network Folder Safely Remove USB Device buttonConfiguring USB Storage Advanced Settings USB Storage Advanced SettingsReadyshare.routerlogin.net/shares to access the USB drive Type http//public IP address/shares for example, httpCreating a Network Folder ReadyShare Access Unmounting a USB DriveSpecifying Approved USB Devices Select the Allow only approved devices check boxAccessing the Router’s USB Drive Remotely Using FTP Connecting to the USB Drive from a Remote ComputerConnecting to the USB Drive with Microsoft Network Settings Locating the Internet Port IP AddressConfiguring Windows 98SE and Windows ME Configuring Windows 2000 and Windows XPEnabling File and Printer Sharing Quick Tips Chapter TroubleshootingQuick Tips Recommendation InstructionsConfiguration and Password on Troubleshooting Basic Functions Troubleshooting Basic FunctionsSituation Recommended Action Cannot Access the Router Main Menu Cannot Access the Internet Troubleshooting a Network Using the Ping Utility Testing the LAN Path to Your Router Request timed outProblems with Date and Time Testing the Path from Your Computer to a Remote DeviceWireless Connectivity Using Your Wireless Card Setup ProgramSetting Up and Testing Basic Wireless Connectivity V1.0, August V1.0, August Click Setup Access List Restoring the Default Configuration and Password Table A-1. WNDR3400 Router Default Configuration Settings Appendix a Default Configuration Technical SpecificationsRestoring the Default Factory Configuration Settings Feature Router login Default SettingLocal network Feature Default Setting Internet connectionWireless FirewallTechnical Specifications Table A-1. WNDR3400 Router SpecificationsInterface Specifications WANAppendix B Related Documents Document LinkIndex Index-2 Index-3 Index-4 Index-5