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Troubleshooting, Troubleshooting Quick Tips - review

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Chapter 7 Troubleshooting This chapter provides information about troubleshooting your RangeMax NEXT Wireless Router WNR834B. 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://kbserver.netgear.com/products/WNR834B.asp. This chapter includes: • Troubleshooting Quick Tips • Troubleshooting Basic Functions • Troubleshooting the Web Configuration Interface • Troubleshooting the Internet Connection • Troubleshooting a Network Using a Ping Utility • Problems with Date and Time • Solving Wireless Connection Problems • Restoring the Default Configuration and Password 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. 4. Turn on the wireless router and wait 1 minute. 7-1 v2.1, July 2007

Section	Page
NETGEAR RangeMax™ NEXT Wireless Router WNR834B 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
Configuring Wireless Settings	24
Viewing the Basic Wireless Settings	25
Viewing the Advanced Wireless Settings	27
Setting up a Vista WPS Network	28
Chapter 2 Safeguarding Your Network	31
Choosing Appropriate Wireless Security	31
Recommended Security Settings	33
Changing Wireless Security Settings	33
Basic Wireless Settings Setup Form	36
Configuring WEP Wireless Security	37
Configuring WPA-PSK, WPA2-PSK or WPA-PSK+WPA2-PSK Wireless Security	39
Turning Off the Broadcast of Your Wireless Network Name	40
Restricting Wireless Access by MAC Address	41
Changing the Administrator Password	44
Backing Up Your Configuration	44
Understanding Your Firewall	45
Chapter 3 Restricting Access From Your Network	47
Content Filtering Overview	47
Blocking Access to Internet Sites	47
Blocking Access to Internet Services	49
Configuring a User Defined Service	50
Blocking Services by IP Address Range	51
Scheduling Blocking	51
Viewing Logs of Web Access or Attempted Web Access	52
Configuring Email Alert and Web Access Log Notifications	53
Setting the Time	55
Chapter 4 Customizing Your Network Settings	57
Using the LAN IP Setup Options	57
Configuring LAN TCP/IP Setup Parameters	58
Using the Router as a DHCP server	59
Using Address Reservation	60
Using a Dynamic DNS Service	61
Configuring the WAN Setup Options	62
Disabling the SPI Firewall	63
Setting Up a Default DMZ Server	63
Responding to a Ping on the Internet WAN Port	63
Setting the MTU Size	64
Configuring Static Routes	64
Expanding Your Wireless Network	66
Chapter 5 Fine-Tuning Your Network	71
Allowing Inbound Connections To Your Network	71
How Your Computer Communicates With A Remote Computer Through Your Router	72
How Port Triggering Changes the Communication Process	73
How Port Forwarding Changes the Communication Process	75
How Port Forwarding Differs From Port Triggering	76
Configuring Port Forwarding to Local Servers	76
Adding a Custom Service	77
Editing or Deleting a Port Forwarding Entry	78
Configuring Port Triggering	79
Using Universal Plug and Play	82
Optimizing Wireless Performance	83
Configuring Quality of Service (QoS)	85
Using WMM QoS for Wireless Multimedia Applications	86
Configuring QoS for Internet Access	86
Changing the MTU	90
Optimizing Your Network Bandwidth	91
Overview of Home and Small Office Networking Technologies	93
Assessing Your Speed Requirements	94
Chapter 6 Using Network Monitoring Tools	95
Viewing Wireless Router Status Information	95
Viewing a List of Attached Devices	99
Managing the Configuration File	100
Backing Up and Restoring the Configuration	100
Erasing the Configuration	101
Upgrading the Router Software	102
Upgrading Automatically to New Router Software	103
Upgrading Manually to New Router Software	104
Enabling Remote Management Access	105
Chapter 7 Troubleshooting	107
Troubleshooting Quick Tips	107
Troubleshooting Basic Functions	108
Troubleshooting the Web Configuration Interface	110
Troubleshooting the Internet Connection	111
Troubleshooting a Network Using a Ping Utility	112
Testing the LAN Path to Your Router	112
Testing the Path from Your Computer to a Remote Device	113
Problems with Date and Time	114
Solving Wireless Connection Problems	115
Using Your Wireless Card Setup Program	115
Setting Up and Testing Basic Wireless Connectivity	116
Restoring the Default Configuration and Password	118
Appendix A Technical Specifications	121
Factory Default Settings	121
General Specifications	122
Appendix B Related Documents	125