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N450 WiFi Cable Modem Router Model N450/CG3000Dv2
Models:
N450/CG3000Dv2
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Troubleshooting
Specs
Password
Factory Default Settings
Connecting to the Internet
To configure port triggering
Run the Diagnostic Utilities
Limit Internet Site Access
Set Up Wi-Fi Multimedia
View Basic Settings
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N450 WiFi Cable Modem Router Model N450/CG3000Dv2
User Manual
January 2014
202-11338-01
350 East Plumeria Drive
San Jose, CA 95134
USA
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Contents
N450 WiFi Cable Modem Router Model N450/CG3000Dv2
Compliance
Support
Trademarks
Contents
Appendix a Supplemental Information
Connecting to the Internet
Ethernet cable Power adapter Modem router
Hardware Features
Unpack Your Modem Router
Front Panel
WPS
Back Panel
Position Your Modem Router
Label
To position your modem router
To cable your modem router
Cable Your Modem Router
Connect Computer to the Modem Router
To use WPS to connect to the WiFi network
Log In to Your Modem Router
To find and select the WiFi network
To log in to the modem router
To view or configure basic settings
View Basic Settings
Notify Your Internet Service Provider
Cable ISP Contact Information
Configuring Your Wireless Network
To view or configure the wireless settings
Set Up Your Wireless Network
Configuring Your Wireless Network
Use WPS Wireless Setup
To add a client to your modem router using the WPS button
Add a Client Using the WPS Button
Configuring Your Wireless Network
To add a client to your modem router using a PIN
Add a Client Using a PIN
To set up Wi-Fi Multimedia
Set Up Wi-Fi Multimedia
Change the Password
To change the password
Filtering Content
To view or set up notification of attacks by email
View Denial of Service Attack Logs
To block access to sites containing certain words
Limit Internet Site Access
To allow a keyword that was previously blocked
To block access to certain domains
To unblock a domain
To allow unrestricted access
Allow Unrestricted Access
Enable or Disable Modem Router Features
To enable or disable specific firewall features
To enable or disable specific web features
To enable or disable specific NAT ALG Status features
Filtering Content
Maintaining Your Network
To view the modem router status
View the Modem Router Status
View the Connection Status
To view the modem router’s initialization procedure
Back Up and Restore Your Settings
To restore the backup settings
To back up the settings
View the Event Log
To view or clear the event log
To run a ping test
Run the Diagnostic Utilities
To clear the results from the display
To run a traceroute test
Traceroute Utility
To clear the results from the display
Maintaining Your Network
Advanced Settings
To configure advanced wireless settings
Advanced Wireless Settings
MAC Filtering
Configure the settings described in the following table
Advanced Settings
To stop blocking a computer
IP Filtering
To set up IP filtering
To remove a computer from the list
Advanced Settings
To delete a device from the IP Filter List
Port Blocking
To add a custom service
To delete a custom service from the Active Filters table
Port Forwarding
Advanced Settings
Port Triggering
To configure port triggering
Advanced Settings
To return all trigger and target ranges to zero
To remove a configured port trigger from the table
DMZ Host
To set up a DMZ host
To configure LAN IP settings
LAN IP Setup
Select the Respond to Ping on WAN Port check box
Click the Apply button
To reserve an IP address for Dhcp
Reserve an IP Address for Dhcp Use
To configure the switch ports
LAN Switch
To disable a LAN port
To configure UPnP
Configure Universal Plug and Play
Set Networking Protocols
To enable NTP
Enable Network Address Translation
To disable NAT
Access a USB Device on the Network
To access a USB device from a Windows computer
To access a USB device from a MAC computer
Type smb//192.168.0.5 in the Server Address field
Select Go Connect to Server
To safely remove a USB device
Click the Safely Remove USB Device button
Troubleshooting
Connect to the Modem Router’s Main Menu
Basic Functions
Troubleshoot the ISP Connection
Troubleshoot a TCP/IP Network Using a Ping Utility
Ping
Test the LAN Path to Your Modem Router
Troubleshooting
Supplemental Information
Factory default settings
Factory Default Settings
WPA/WPA2
Technical Specifications
Supplemental Information
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