NETGEAR CG3000Dv2 user manual Set Networking Protocols,  To enable NTP

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NETGEAR DOCSIS 3.0 N450 Wi-Fi Data Gateway

By default, this check box is cleared. This prevents the gateway from allowing any devices to automatically control the resources, such as port forwarding, of the gateway.

3.Complete the Advertisement Period and Advertisement Time to Live fields.

The UPnP Portmap Table displays the IP address of each UPnP device that is accessing the gateway and which internal and external ports of the gateway

that device opened. The UPnP Portmap Table also displays the protocol for the port that was opened and if that port is still active for each IP address.

4.Perform one of the following actions:

Click Apply to save your settings.

Click Cancel to disregard any unsaved changes.

Click Refresh to update the UPnP Portmap Table and to show the active ports that are currently opened by UPnP devices.

Set Networking Protocols

Network Time Protocol (NTP) is a networking protocol that synchronizes clocks between computer systems over packet-switched, variable-latency data networks.

To enable NTP:

1. In the main menu, under Advanced, select NTP.

2.Select the NTP enable check box.

3.Enter the IP server addresses.

a.Enter the first server IP address in the Server IP Address 1 field.

b.Enter the second server IP address in the Server IP Address 2 field.

c.Enter the third server IP address in the Server IP Address 3 field.

4.Click Apply.

Advanced Settings

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Contents August 2013 East Plumeria Drive San Jose, CA USARevision History Contents Appendix a Supplemental Information Connecting to the Internet Gateway Front Panel DescriptionSecurity, see the Use Push N Connect WPS Wireless Setup on Gateway Rear Panel Gateway rear panelWireless Performance and Gateway Location LabelLog In to Your Gateway  To log in to the gatewayView Basic Settings  To view or configure basic settingsConfiguring Your Wireless Network Set Up Your Wireless Network  To view or configure the wireless settingsNetgear Docsis 3.0 N450 Wi-Fi Data Gateway Use Push N Connect WPS Wireless Setup Netgear Docsis 3.0 N450 Wi-Fi Data Gateway Add a Client Using a PIN  To add a wireless device to your gateway using a PINSet Up Wi-Fi Multimedia  To set up Wi-Fi MultimediaChange the Password  To change the passwordPage Filtering Content View Denial of Service DoS Attack Logs  To receive notification of attacks by email To block access to sites containing certain words Limit Internet Site AccessClick Remove Keyword  To block access to certain domains Allow Unrestricted Access Disable Gateway Features To disable specific NAT ALG Status features  To disable specific web featuresFeature Description Netgear Docsis 3.0 N450 Wi-Fi Data Gateway Maintaining Your Network  To view the gateway status View the Gateway StatusModem field Description  To view the gateway’s initialization procedure Back Up and Restore Your SettingsView the Connection Status  To restore the backup settings  To back up the settingsView the Event Log  To view the event log Run the Diagnostic Utilities To run a ping test Click Start Test Traceroute Utility  To run a traceroute testAdvanced Settings  To configure advanced wireless settings Advanced Wireless SettingsAdvanced Wireless Settings Description MAC Filtering  To stop blocking a computer  To remove a computer from the listIP Filtering  To set up IP filtering To delete a device from the IP Filter List Port Blocking  To configure port blockingPort Forwarding Netgear Docsis 3.0 N450 Wi-Fi Data Gateway  To configure port triggering Port TriggeringDMZ Host  To set up a DMZ hostSelect the Respond to Ping on WAN Port check box LAN IP Setup  To configure LAN IP settings To reserve an IP address for Dhcp LAN SwitchReserve an IP Address for Dhcp Use Click Delete To disable a LAN port Configure Universal Plug and Play UPnP To configure the switch ports  To configure UPnP To enable NTP Set Networking ProtocolsRemove USB Devices Enable Network Address Translation To disable NAT  To remove a USB deviceTroubleshooting See Troubleshoot a TCP/IP Network Using a Ping Utility onConnect to the Gateway’s Main Menu Basic FunctionsLED Behavior Action Troubleshoot a TCP/IP Network Using a Ping Utility Troubleshoot the ISP ConnectionTest the LAN Path to Your Gateway PingNetgear Docsis 3.0 N450 Wi-Fi Data Gateway Supplemental Information Factory Default Settings Feature Parameter DefaultTechnical Specifications Component SpecificationNetgear Docsis 3.0 N450 Wi-Fi Data Gateway Notification of Compliance Regulatory Compliance InformationFCC Caution Avertissement