NETGEAR N450/CG3000Dv2 user manual Appendix a Supplemental Information

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N450 WiFi Cable Modem Router Model N450/CG3000Dv2

IP Filtering. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 56 Port Forwarding. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 61 Port Triggering. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 63 DMZ Host . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 66 LAN IP Setup . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 67 Reserve an IP Address for DHCP Use . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 69 LAN Switch . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 70 Configure Universal Plug and Play . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 72 Set Networking Protocols . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 73 Enable Network Address Translation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 74 Access a USB Device on the Network. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 75

Chapter 6 Troubleshooting

Basic Functions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 81 Connect to the Modem Router’s Main Menu . . . . . . . . . . . . . . . . . . . . . . . . . . . . 81 Troubleshoot the ISP Connection . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 82 Troubleshoot a TCP/IP Network Using a Ping Utility . . . . . . . . . . . . . . . . . . . . . . 82 Test the LAN Path to Your Modem Router . . . . . . . . . . . . . . . . . . . . . . . . . . . . 83 Test the Path from Your Computer to a Remote Device . . . . . . . . . . . . . . . . . 83

Appendix A Supplemental Information

Factory Default Settings . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 86 Technical Specifications . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 87

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Contents N450 WiFi Cable Modem Router Model N450/CG3000Dv2 Compliance SupportTrademarks Contents Appendix a Supplemental Information Connecting to the Internet Ethernet cable Power adapter Modem router Hardware FeaturesUnpack Your Modem Router Front Panel WPS Back Panel Position Your Modem Router Label To position your modem router Cable Your Modem Router  To cable your modem router To use WPS to connect to the WiFi network Connect Computer to the Modem RouterLog In to Your Modem Router  To find and select the WiFi network To log in to the modem router View Basic Settings  To view or configure basic settingsNotify Your Internet Service Provider Cable ISP Contact Information Configuring Your Wireless Network Set Up Your Wireless Network  To view or configure the wireless settingsConfiguring Your Wireless Network Use WPS Wireless Setup Add a Client Using the WPS Button  To add a client to your modem router using the WPS buttonConfiguring Your Wireless Network Add a Client Using a PIN  To add a client to your modem router using a PINSet Up Wi-Fi Multimedia  To set up Wi-Fi MultimediaChange the Password  To change the password Filtering Content View Denial of Service Attack Logs  To view or set up notification of attacks by emailLimit Internet Site Access  To block access to sites containing certain words To allow a keyword that was previously blocked  To block access to certain domains  To unblock a domain Allow Unrestricted Access  To allow unrestricted accessEnable 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 View the Modem Router Status  To view the modem router status To view the modem router’s initialization procedure View the Connection StatusBack Up and Restore Your Settings  To back up the settings  To restore the backup settingsView the Event Log  To view or clear the event log Run the Diagnostic Utilities  To run a ping test To clear the results from the display Traceroute Utility  To run a traceroute test To clear the results from the display Maintaining Your Network Advanced Settings Advanced Wireless Settings  To configure advanced wireless settingsConfigure the settings described in the following table MAC FilteringAdvanced Settings  To stop blocking a computer IP Filtering  To set up IP filtering To remove a computer from the list Advanced Settings Port Blocking  To delete a device from the IP Filter List To add a custom service  To delete a custom service from the Active Filters table Port Forwarding Advanced Settings  To configure port triggering Port TriggeringAdvanced Settings  To remove a configured port trigger from the table  To return all trigger and target ranges to zero To set up a DMZ host DMZ Host To configure LAN IP settings LAN IP SetupSelect the Respond to Ping on WAN Port check box Click the Apply button Reserve an IP Address for Dhcp Use  To reserve an IP address for DhcpLAN Switch  To configure the switch ports To disable a LAN port Configure Universal Plug and Play  To configure UPnP To enable NTP Set Networking ProtocolsEnable 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 Select Go Connect to Server Type smb//192.168.0.5 in the Server Address field To safely remove a USB device Click the Safely Remove USB Device button Troubleshooting Basic Functions Connect to the Modem Router’s Main MenuTroubleshoot a TCP/IP Network Using a Ping Utility Troubleshoot the ISP ConnectionTest the LAN Path to Your Modem Router PingTroubleshooting Supplemental Information Factory Default Settings Factory default settingsTechnical Specifications WPA/WPA2Supplemental Information