Gateway CG3000D-1CXNAS user manual Testing the LAN Path to Your Gateway

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Wireless Cable Gateway CG3000D-1CXNAS

Testing the LAN Path to Your Gateway

You can use ping to verify that the LAN path to your gateway is set up correctly.

To ping the gateway from a PC running Windows 95 or later:

1.From the Windows toolbar, click on the Start button and select Run.

2.In the field provided, type Ping followed by the IP address of the gateway, as in this example:

ping 192.168.0.1

3.Click OK.

You should see a message like this one:

Pinging <IP address> with 32 bytes of data

If the path is working, you see this message:

Reply from < IP address >: bytes=32 time=NN ms TTL=xxx

If the path is not working, you see this message:

Request timed out

If the path is not working correctly, you could have one of the following problems:

•Wrong physical connections.

-Make sure the LAN port LED is on. If the LED is off, see “Using LEDs to Troubleshoot” on page 39.

-Check that the corresponding Link LEDs are on for your network interface card and for the hub ports (if any) that are connected to your workstation and gateway.

•Wrong network configuration.

-Verify that the Ethernet card driver software and TCP/IP software are both installed and configured on your PC or workstation.

-Verify that the IP address for your gateway and your workstation are correct and that the addresses are on the same subnet.

Testing the Path from Your PC to a Remote Device

After verifying that the LAN path works correctly, test the path from your PC to a remote device. From the Windows run menu, type:

PING -n 10 <IP address>

where <IP address> is the IP address of a remote device such as your ISP’s DNS server.

If the path is functioning correctly, replies as in the previous section are displayed. If you do not receive replies:

Chapter : Troubleshooting 41

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Contents CG3000D-1CXNAS Technical Support NETGEAR, Inc Table of Contents Troubleshooting Connecting to the Internet Button Description Gateway Front PanelDescription Logging Into Your Gateway Gateway Rear PanelGateway Status screen To log in to the gatewayTo view or configure the basic settings Viewing the Basic SettingsSetting Up Your Wireless Network Wireless ConfigurationTo view or configure the wireless settings Manually Configuring Wireless SettingsWPA or WPA2 Wireless Security WEP Security To set up WPA or WPA2 wireless securityTo set up WEP wireless security Using Push N Connect WPS Wireless SetupTo use the WPS button Using the WPS ButtonUsing a PIN To set up Wi-Fi Multimedia Wi-Fi MultimediaAdvanced Wireless Settings Description Advanced Wireless SettingsTo control access based on MAC addresses Start Configure ButtonAccess Control by MAC Address Wireless Cable Gateway CG3000D-1CXNAS Managing Your Network Modem Status Field Description Viewing the Gateway StatusViewing the Connection Status Changing PasswordsTo save or restore the backup settings Backing Up and Restoring Your SettingsTo change the password To see the event log Viewing the Event LogTo use diagnostics Running the Diagnostic Ping UtilityAdvanced Settings To stop blocking a computer MAC FilteringIP Filtering To set up IP filteringPort Blocking Port Forwarding Considerations for Port Forwarding To configure port triggeringPort Triggering DMZ Host To set up a DMZ hostTo configure LAN IP settings LAN IP SetupTo reserve an IP address for Dhcp Remote ManagementReserving an IP Address for Dhcp Use Remote Management Description Settings To configure the gateway for remote managementTo configure UPnP Configuring Universal Plug and Play UPnPWireless Cable Gateway CG3000D-1CXNAS Basic Functions TroubleshootingLED Behavior Action Connecting to the Gateway’s Main MenuUsing LEDs to Troubleshoot Troubleshooting a TCP/IP Network Using a Ping Utility Troubleshooting the ISP ConnectionTesting the Path from Your PC to a Remote Device Testing the LAN Path to Your GatewayWireless Performance and Gateway Location Factory Default Settings Factory Default SettingsDefault WPA/WPA2 passphrase is Technical Specifications Technical SpecificationsDocument Link Related DocumentsNotification of Compliance Europe EU Declaration of Conformity FCC Requirements for Operation in the United States TBD Index Index

CG3000D-1CXNAS specifications

The Gateway CG3000D-1CXNAS is a versatile modem and router designed to provide high-speed internet connectivity to homes and small businesses. This device stands out due to its combination of advanced features, robust performance, and user-friendly design.

One of the primary features of the CG3000D-1CXNAS is its DOCSIS 3.0 technology. This enables the modem to support high-speed data transfer rates, making it ideal for today’s streaming-heavy lifestyles. With download speeds that can reach up to 1 Gbps, users can enjoy uninterrupted video streaming, online gaming, and fast file downloads.

The CG3000D-1CXNAS also includes a built-in dual-band wireless router, which allows it to operate on both the 2.4 GHz and 5 GHz bands. This dual-band capability ensures that it can accommodate multiple devices, providing a stable connection while optimizing speeds for various activities. The 2.4 GHz band is perfect for longer ranges and devices that require longer battery life, while the 5 GHz band offers faster data rates for activities like HD streaming and online gaming.

Moreover, this model features four Gigabit Ethernet ports, providing options for wired connections to devices such as computers, gaming consoles, and smart TVs. Gigabit Ethernet ensures that users get the fastest wired connection possible, which is especially important for high-bandwidth activities.

Security is another essential aspect of the Gateway CG3000D-1CXNAS. It includes built-in firewall protection, which helps safeguard the network against unauthorized access. Additionally, the router supports WPA/WPA2 encryption protocols to ensure that wireless connections are secure.

The user interface of the CG3000D-1CXNAS is straightforward, allowing users to easily manage their network settings. The device offers the capability to configure various network options such as parental controls, guest networks, and bandwidth prioritization, making it easy to tailor the network to individual needs.

In summary, the Gateway CG3000D-1CXNAS is a high-performance modem and router that combines advanced networking technologies with user-friendly features. Its DOCSIS 3.0 capabilities, dual-band wireless support, multiple Ethernet ports, and robust security measures make it an excellent choice for anyone looking to enhance their internet experience. Whether for work or leisure, this device provides the speed, reliability, and security necessary for today’s connected world.
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