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Netgear C7000 User Manual - Page 101

Troubleshooting

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10. Troubleshooting 10 This chapter provides information to help you diagnose and solve problems you might have with your modem router. If you do not find the solution here, check the NETGEAR support site at http://support.netgear.com for product and contact information. This chapter contains the following sections: • Troubleshoot with the LEDs • Cannot Log In to the Modem Router • Changes Not Saved • Wireless Connectivity • Troubleshoot Your Network Using the Ping Utility 101

Section	Page
Nighthawk AC1900 WiFi Cable Modem Router	1
Contents	3
1. Hardware Setup	6
Unpack Your Modem Router	7
Front Panel	7
Rear Panel	9
Position Your Modem Router	9
Cable Your Modem Router	10
Cable the Modem Router in a Simple Network	10
Cable Your Modem Router to a Router and Use Bridge Mode	11
Set Up Your Internet Service with Comcast Xfinity	12
Use Self-Activation to Set Up Your Internet Connection	12
Call Comcast Xfinity to Set Up Your Internet Connection	13
2. Connect to the Network and Access the Modem Router	14
Connect to the Network	15
Wired Connection	15
WiFi Connection	15
Label	16
Types of Logins	16
Log In to the Modem Router	16
Access the Modem Router with NETGEAR genie App	17
3. Specify Your Internet Settings	18
Notify Your Internet Provider	19
Specify the Cable Connection Starting Frequency	19
View Modem Router Initialization	20
Manually Set Up the Internet Connection	21
Specify an IPv6 Internet Connection	23
Change the MTU Size	24
4. Control Access to the Internet	26
Set Up Parental Controls	27
Block Access to Your Network	30
Use Keywords to Block Internet Sites	30
Block Services from the Internet	32
Schedule When to Block Internet Sites and Services	33
Avoid Blocking on a Trusted Computer	34
Set Up Security Event Email Notifications	35
5. Share USB Devices Attached to the Modem Router	37
USB Drive Requirements	38
Access a USB Drive on the Network	38
Control Access to the USB Drive	39
Use FTP Within the Network	41
View Network Folders on a USB Drive	42
Add a Network Folder on a USB Drive	43
Edit a Network Folder on a USB Drive	44
Approve USB Devices	44
Access the USB Drive Through the Internet	45
Set Up FTP Access Through the Internet	46
Access the USB Drive Through the Internet with FTP	47
Safely Remove a USB Drive	48
6. Share a USB Printer	49
Install the Printer Driver and Cable the Printer	50
Download the ReadySHARE Printer Utility	50
Install the ReadySHARE Printer Utility	51
Use the Shared Printer	52
View or Change the Status of a Printer	53
Use the Scan Feature of a Multifunction USB Printer	54
Change NETGEAR USB Control Center Settings	54
7. Specify Network Settings	56
View WAN Settings	57
Set Up a Default DMZ Server	58
Change the Modem Router’s Device Name	59
Change the LAN TCP/IP Settings	59
Specify the IP Addresses that the Modem Router Assigns	61
Disable the DHCP Server Feature in the Modem Router	62
Reserve LAN IP Addresses	63
Improve Network Connections with Universal Plug and Play	64
Use the WPS Wizard for WiFi Connections	65
Specify Basic WiFi Settings	66
Change the WiFi Security Option	68
Set Up a Guest Network	69
Control the Wireless Radios	70
Use the WiFi On/Off Button	70
Enable or Disable the Wireless Radios	71
Set Up a Wireless Schedule	72
Specify WPS Settings	73
8. Manage Your Network	74
Change the admin Password	75
View Modem Router Status	75
Display Internet Port Statistics	76
Check the Internet Connection Status	77
View Logs of Modem Router Activity	78
View Event Logs	80
Run the Ping Utility	81
Run the Traceroute Utility	82
Monitor Internet Traffic	83
View Devices Currently on the Network	84
Manage the Modem Router Configuration File	85
Back Up Settings	85
Restore Configuration Settings	86
Erase the Current Configuration Settings	87
View Wireless Access Points in Your Area	87
View or Change the Modem Router Wireless Channel	88
Dynamic DNS	89
Specify a DNS Account	90
Change the Dynamic DNS Settings	90
Remote Management	91
9. Specify Internet Port Settings	93
Set Up Port Forwarding to a Local Server	94
Add a Custom Port Forwarding Service	95
Edit a Port Forwarding Service	96
Delete a Port Forwarding Entry	97
Application Example: Make a Local Web Server Public	97
How the Modem Router Implements the Port Forwarding Rule	98
Set Up Port Triggering	98
Add a Port Triggering Service	99
Application Example: Port Triggering for Internet Relay Chat	100
10. Troubleshooting	101
Troubleshoot with the LEDs	102
Power LED Is Off	102
LEDs Never Turn Off	102
Internet LED Is Off	102
Troubleshoot the Cable Internet Connection	102
Cannot Log In to the Modem Router	103
Changes Not Saved	104
Wireless Connectivity	104
Troubleshoot Your Network Using the Ping Utility	105
Test the LAN Path to Your Modem Router	105
Test the Path from Your Computer to a Remote Device	106
A. Supplemental Information	107
Factory Settings	108