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Troubleshooting - review

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7. Troubleshooting 7 This chapter provides information about troubleshooting your wireless router. 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 on page 73 • Troubleshooting Basic Functions on page 74 • Login Problems on page 75 • Checking the Internet Service Connection on page 75 • Troubleshooting Your Network Using the Ping Utility on page 77 • Problems with Date and Time on page 79 • Problems with Wireless Adapter Connections on page 79 • Restoring the Default Configuration and Password on page 80 Chapter 7: Troubleshooting | 72

Section	Page
Wireless-N 150 Router WNR612v2	1
Table of Contents	3
1. Configuring Your Internet Connection	6
Logging In to Your Wireless Router	7
Selecting a Language for Your Screen Display	8
Using the Setup Wizard	9
Viewing or Manually Configuring Your ISP Settings	9
2. Wireless Configuration	12
Planning Your Wireless Network	13
Wireless Placement and Range Guidelines	13
Wireless Security Options	14
Manually Configuring Your Wireless Settings	14
Configuring WEP	16
Configuring WPA, WPA2, or WPA + WPA2	18
Using Push 'N' Connect (WPS) to Configure Your Wireless Network	18
WPS Button	19
WPS PIN Entry	20
Adding Wireless Computers That Do Not Support WPS	21
Wireless Guest Networks	21
Advanced Wireless Settings	22
Advanced WPS Settings	23
Restricting Wireless Access by MAC Address	24
3. Protecting Your Network	26
Protecting Access to Your Wireless Router	27
Changing the Administrator Password	27
Blocking Access to Internet Sites	27
Blocking Access to Internet Services	28
Blocking Services by IP Address Range	29
Scheduling Blocking	30
Viewing Logs of Web Access or Attempted Web Access	30
Email Alerts and Web Access Log Notifications	31
4. Customizing Your Network	33
Using the LAN IP Setup Options	34
Configuring a Device Name	34
Configuring LAN TCP/IP Setup Parameters	34
Using the Router as a DHCP Server	35
Using Address Reservation	36
Using a Dynamic DNS Service	37
Configuring the WAN Setup Options	38
Disabling Port Scan and DOS Protection	39
Setting Up a Default DMZ Server	39
Responding to a Ping on the Internet (WAN) Port	40
Setting the MTU Size	40
Disabling IGMP Proxying	40
Disabling SIP ALG	40
Enabling IPv6 Pass-Through	40
Configuring NAT Filtering	41
Configuring Static Routes	41
5. Maintenance	43
Upgrading the Firmware	44
Manually Checking for Firmware Upgrades	45
Backing Up, Restoring, and Erasing Your Settings	45
Backing Up the Configuration to a File	46
Restoring the Configuration from a File	46
Erasing the Configuration	46
Viewing Wireless Router Status Information	47
Viewing Statistics	48
Viewing the Connection Status	49
Viewing a List of Attached Devices	50
Enabling Remote Management Access	51
Traffic Meter	52
6. Fine-Tuning Your Network	53
Allowing Inbound Connections to Your Network	54
How Your Computer Accesses the Internet through Your Router	54
How Port Triggering Changes the Communication Process	55
How Port Forwarding Changes the Communication Process	56
How Port Forwarding Differs from Port Triggering	57
Configuring Port Forwarding to Local Servers	58
Adding a Custom Service	58
Editing or Deleting a Port Forwarding Entry	59
Configuring Port Triggering	60
Using Universal Plug and Play	62
Changing the MTU Size	63
Quality of Service	65
Using WMM QoS for Wireless Multimedia Applications	65
Configuring QoS for Internet Access	65
Overview of Home and Small Office Networking Technologies	69
Assessing Your Speed Requirements	70
7. Troubleshooting	72
Quick Tips	73
Troubleshooting Basic Functions	74
Login Problems	75
Checking the Internet Service Connection	75
Obtaining an Internet IP Address	75
Troubleshooting PPPoE	76
Troubleshooting Internet Browsing	77
Troubleshooting Your Network Using the Ping Utility	77
Testing the LAN Path to Your Router	77
Testing the Path from Your Computer to a Remote Device	78
Problems with Date and Time	79
Problems with Wireless Adapter Connections	79
Restoring the Default Configuration and Password	80
A. Factory Default Settings and Technical Specifications	82
Factory Default Settings	82
General Specifications	84
B. Related Documents	85
C. Notification of Compliance	86