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Troubleshooting, Troubleshooting Quick Tips - review

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Chapter 7 Troubleshooting This chapter provides information about troubleshooting your RangeMax Wireless-N Gigabit Router WNR3500. After each problem description, instructions are provided to help you diagnose and solve the problem. As a first step, please 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: • "Troubleshooting Quick Tips" • "Troubleshooting Basic Functions" on page 7-3 • "Troubleshooting the Web Configuration Interface" on page 7-4 • "Troubleshooting the Internet Connection" on page 7-5 • "Troubleshooting a Network Using the Ping Utility" on page 7-7 • "Problems with Date and Time" on page 7-9 • "Solving Wireless Connection Problems" on page 7-9 • "Restoring the Default Configuration and Password" on page 7-13 Troubleshooting Quick Tips This section describes tips for troubleshooting some common problems: 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. 7-1 v1.0, March 2008

Section	Page
NETGEAR RangeMax™ Wireless-N Gigabit Router WNR3500 User Manual	1
Contents	7
About This Manual	11
Conventions, Formats, and Scope	11
How to Use This Manual	12
How to Print This Manual	12
Revision History	13
Chapter 1 Configuring Basic Connectivity	15
Using the Setup Manual	15
Logging In to Your Wireless Router	16
Configuring Your Internet Connection Using the Smart Setup Wizard	19
Viewing and Configuring Basic ISP Settings	19
Chapter 2 Safeguarding Your Network	25
Choosing Appropriate Wireless Security	25
Recording Basic Wireless Settings Setup Information	29
Changing Wireless Security Settings	30
Viewing Basic Wireless Settings	30
Configuring WEP Wireless Security	33
Configuring WPA-PSK and WPA2-PSK Wireless Security	34
Viewing Advanced Wireless Settings	36
Using Push 'N' Connect (Wi-Fi Protected Setup)	38
Push Button Configuration	38
Security PIN Entry	40
Configuring the WPS Settings	41
Connecting Additional Wireless Client Devices after WPS Setup	42
Restricting Wireless Access by MAC Address	43
Changing the Administrator Password	46
Backing Up Your Configuration	47
Understanding Your Firewall	47
Chapter 3 Restricting Access From Your Network	49
Content Filtering Overview	49
Blocking Access to Internet Sites	49
Blocking Access to Internet Services	51
Configuring a User-Defined Service	52
Blocking Services by IP Address Range	53
Scheduling Blocking	53
Viewing Logs of Web Access or Attempted Web Access	54
Configuring E-mail Alert and Web Access Log Notifications	55
Setting the Time	57
Chapter 4 Customizing Your Network Settings	59
Using the LAN IP Setup Options	59
Configuring a Device Name	60
Configuring LAN TCP/IP Setup Parameters	60
Using the Router as a DHCP Server	61
Using Address Reservation	62
Using a Dynamic DNS Service	63
Configuring the WAN Setup Options	65
Disabling the SPI Firewall	65
Setting Up a Default DMZ Server	65
Responding to a Ping on the Internet (WAN) Port	66
Setting the MTU Size	66
Configuring NAT Filtering	67
Configuring Static Routes	67
Wireless Repeating (Also Called WDS)	69
Wireless Repeating Function	70
Setting Up the Base Station	71
Setting Up a Repeater Unit	72
Chapter 5 Fine-Tuning Your Network	75
Allowing Inbound Connections to Your Network	75
How Your Computer Accesses a Remote Computer through Your Router	76
How Port Triggering Changes the Communication Process	77
How Port Forwarding Changes the Communication Process	79
How Port Forwarding Differs from Port Triggering	80
Configuring Port Forwarding to Local Servers	80
Adding a Custom Service	81
Editing or Deleting a Port Forwarding Entry	82
Configuring Port Triggering	83
Using Universal Plug and Play	86
Optimizing Wireless Performance	87
Configuring Quality of Service	88
Using WMM QoS for Wireless Multimedia Applications	89
Configuring QoS for Internet Access	90
Changing the MTU Size	94
Optimizing Your Network Bandwidth	95
Overview of Home and Small Office Networking Technologies	97
Assessing Your Speed Requirements	98
Chapter 6 Using Network Monitoring Tools	99
Viewing Wireless Router Status Information	99
Viewing a List of Attached Devices	104
Managing the Configuration File	104
Backing Up and Restoring the Configuration	105
Erasing the Configuration	106
Upgrading the Router Software	106
Upgrading Automatically to New Router Software	107
Upgrading Manually to New Router Software	108
Enabling Remote Management Access	109
Chapter 7 Troubleshooting	111
Troubleshooting Quick Tips	111
Troubleshooting Basic Functions	113
Troubleshooting the Web Configuration Interface	114
Troubleshooting the Internet Connection	115
Troubleshooting a Network Using the Ping Utility	117
Testing the LAN Path to Your Router	117
Testing the Path from Your Computer to a Remote Device	118
Problems with Date and Time	119
Solving Wireless Connection Problems	119
Using Your Wireless Card Setup Program	119
Setting Up and Testing Basic Wireless Connectivity	120
Restoring the Default Configuration and Password	123
Appendix A Technical Specifications	125
Default Configuration Settings	125
General Specifications	127
Restoring the Default User Name and Password	128
Appendix B Related Documents	129