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Summary of Contents for NETGEAR CG3000D
- Page 1 DOCSIS 3.0 N450 Wi-Fi Data Gateway CG3000D User Manual April 2013 202-11278-01 350 East Plumeria Drive San Jose, CA 95134...
- Page 2 Trademarks NETGEAR, the NETGEAR logo, and Connect with Innovation are trademarks and/or registered trademarks of NETGEAR, Inc. and/or its subsidiaries in the United States and/or other countries. Information is subject to change without notice. © NETGEAR, Inc. All rights reserved.
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Page 3: Table Of Contents
Contents Chapter 1 Connecting to the Internet Gateway Front Panel ......... . 6 Gateway Rear Panel . - Page 4 NETGEAR DOCSIS 3.0 N450 Wi-Fi Data Gateway Port Forwarding ..........37 Port Triggering .
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Page 5: Chapter 1 Connecting To The Internet
Connecting to the Internet For help installing the gateway, see the DOCSIS 3.0 N450 Wi-Fi Data Gateway CG3000D Installation Guide. This chapter describes how to log in and monitor your gateway and includes these sections: • Gateway Front Panel •... -
Page 6: Gateway Front Panel
NETGEAR DOCSIS 3.0 N450 Wi-Fi Data Gateway Gateway Front Panel Figure 1. Gateway front view You can use the LEDs to verify status and connections. The following table lists and describes each LED and button on the front panel of the gateway. -
Page 7: Leds And Buttons
NETGEAR DOCSIS 3.0 N450 Wi-Fi Data Gateway Description • Blue. More than one upstream channel is locked. • Solid. One upstream channel is locked. • Blinking green. The unit is ranging on the upstream. Upstream • Off. No downstream channel is locked. -
Page 8: Gateway Rear Panel
NETGEAR DOCSIS 3.0 N450 Wi-Fi Data Gateway Gateway Rear Panel Ethernet LAN ports USB port Reset button Coaxial cable connector Power adapter input Figure 2. Gateway rear panel The rear panel includes the following connectors, viewed from left to right: •... -
Page 9: Log In To Your Gateway
NETGEAR DOCSIS 3.0 N450 Wi-Fi Data Gateway • Near the center of the area in which your computers operate. • In an elevated location such as a high shelf where the wirelessly connected computers have line-of-sight access (even if through walls). -
Page 10: View Basic Settings
NETGEAR DOCSIS 3.0 N450 Wi-Fi Data Gateway When you connect to the gateway, the Modem Status screen displays. View Basic Settings The Basic Settings screen displays the Internet settings for the gateway. To view or configure basic settings: From the main menu, select Basic Settings. -
Page 11: Chapter 2 Configuring Your Wireless Network
Add a Client Using a PIN • Set Up Wi-Fi Multimedia • Change the Password Note: Before changing wireless settings, connect the gateway and set up its Internet connection as described in the DOCSIS3.0 N450 Wi-Fi Data Gateway CG3000D Quick Installation Guide. -
Page 12: Set Up Your Wireless Network
NETGEAR DOCSIS 3.0 N450 Wi-Fi Data Gateway Set Up Your Wireless Network To set up the wireless network, you can enter wireless settings, or you can use Wi-Fi Protected Setup (WPS). To wirelessly connect to the gateway, a computer or wireless device must be configured with the same wireless settings as the gateway. - Page 13 Channel. The available channels depend on the region. Some countries have laws specifying which channels should be used. To reduce interference when using more than one access point, NETGEAR recommends using 5-channel spacing between adjacent access points (for example, use Channels 1 and 6, or 6 and 11).
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Page 14: Use Push 'N' Connect (Wps) Wireless Setup
NETGEAR DOCSIS 3.0 N450 Wi-Fi Data Gateway Note: If you plan to use WPS, and you want to keep your wireless settings the same, go to the Advance Wireless Settings screen and make sure that the Keep Existing Settings check box is selected. See Advanced Wireless Settings on page 33. - Page 15 NETGEAR DOCSIS 3.0 N450 Wi-Fi Data Gateway To add a wireless device to your gateway using the WPS button: Make sure that you know how WPS works on your computer or wireless device. If it works with WPS, it has a WPS utility and might also have a WPS button that you can press.
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Page 16: Add A Client Using A Pin
NETGEAR DOCSIS 3.0 N450 Wi-Fi Data Gateway To click the WPS button, follow the utility’s instructions. When the computer connects to the wireless network, the gateway sends its SSID and WPA-PSK or WPA2-PSK configuration to that computer. On the computer that just joined the wireless network, make sure you can connect to the Internet. -
Page 17: Set Up Wi-Fi Multimedia
NETGEAR DOCSIS 3.0 N450 Wi-Fi Data Gateway In the Enter Client’s PIN field, type the PIN that you located in Step 1. Click Next. • The WPS LED on the front of the gateway begins to blink. • The gateway tries to communicate with the wireless computer or device for 4 minutes. -
Page 18: Change The Password
Click Apply. Change the Password For security reasons, the gateway has its own user name and password. NETGEAR recommends that you change the default password to a more secure password. The ideal password should contain no dictionary words from any language, and should be a mixture of both uppercase and lowercase letters, numbers, and symbols. -
Page 19: Chapter 3 Filtering Content
Filtering Content This chapter describes how to monitor and filter the content traveling on your network. When you log in to the gateway (see Log In to Your Gateway on page 9), these tasks are grouped under Content Filtering. This chapter includes the following sections: •... -
Page 20: View Denial Of Service (Dos) Attack Logs
NETGEAR DOCSIS 3.0 N450 Wi-Fi Data Gateway View Denial of Service (DoS) Attack Logs A content filter log is a detailed record of the Denial of Service (DoS) attacks directed at your network. You can set up email notification or you can view the logs on the gateway. -
Page 21: Limit Internet Site Access
NETGEAR DOCSIS 3.0 N450 Wi-Fi Data Gateway Limit Internet Site Access You can establish rules to limit access to certain Internet websites in one of two ways: • Blocking sites that contain certain words. • Blocking access to certain domains. -
Page 22: Allow Unrestricted Access
NETGEAR DOCSIS 3.0 N450 Wi-Fi Data Gateway Click Add Domain. To unblock a domain: Select the domain name. Click Remove Domain. Allow Unrestricted Access You can specify up to three computers to have unrestricted access to the Internet. ... - Page 23 NETGEAR DOCSIS 3.0 N450 Wi-Fi Data Gateway The following table describes the fields displayed in this screen. Table 1. Firewall features Feature Description Firewall • Enable. The gateway performs stateful packet inspection (SPI). • Disable.The gateway does not perform SPI.
- Page 24 NETGEAR DOCSIS 3.0 N450 Wi-Fi Data Gateway NAT ALG status features appear near the bottom of the screen. To allow NAT traversal filters for certain application layer control/data protocols, check the corresponding box. Filtering Content...
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Page 25: Chapter 4 Maintaining Your Network
Maintaining Your Network This chapter describes how to perform network maintenance tasks with your gateway. When you log in to the gateway (see Log In to Your Gateway on page 9), these tasks are grouped under Maintenance. • This chapter includes the following sections: •... -
Page 26: View The Gateway Status
NETGEAR DOCSIS 3.0 N450 Wi-Fi Data Gateway View the Gateway Status To see hardware and firmware details and basic status information about the gateway, use the Modem Status screen. From the main menu, under Maintenance, select Modem Status. The following screen displays. -
Page 27: View The Connection Status
NETGEAR DOCSIS 3.0 N450 Wi-Fi Data Gateway View the Connection Status To track the gateway’s initialization procedure, and to get details about the downstream and upstream cable channel, use the Connection screen. The time appears after the gateway is initialized. -
Page 28: View The Event Log
NETGEAR DOCSIS 3.0 N450 Wi-Fi Data Gateway To save the backup settings: In the main menu, under Maintenance, select Backup. Click BackUp. If you did not set up your browser to save downloaded files automatically, indicate where you want to save the file and click Save. -
Page 29: Run The Diagnostic Utilities
NETGEAR DOCSIS 3.0 N450 Wi-Fi Data Gateway To view the event log: In the main menu, under Maintenance, select Event Log. Do either of the following: • To clear the log, click Clear Log. • To refresh the log, click Refresh. - Page 30 NETGEAR DOCSIS 3.0 N450 Wi-Fi Data Gateway Select Ping in the Utility list. Specify the following parameters for the ping utility. • Target. The IP address of the ping target computer. • Ping Size. The size of the ping packet.
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Page 31: Traceroute Utility
NETGEAR DOCSIS 3.0 N450 Wi-Fi Data Gateway Traceroute Utility To display the route and measure transit delays of packets across an IP, run the traceroute utility. To run a traceroute test: Log in to the gateway. For more information, see Log In to Your Gateway on page 9. -
Page 32: Chapter 5 Advanced Settings
Advanced Settings This chapter describes how to customize your network through the advanced settings on your gateway. When you log in to the gateway (see Log In to Your Gateway on page 9), these tasks are grouped under Advanced. This chapter includes the following sections: •... -
Page 33: Advanced Wireless Settings
NETGEAR DOCSIS 3.0 N450 Wi-Fi Data Gateway Advanced Wireless Settings To configure the wireless radio settings, and other advanced settings, use the Advanced Wireless Settings screen. To configure advanced wireless settings: In the main menu, under Advanced, select Wireless Settings: The Advanced Wireless Settings screen displays. -
Page 34: Mac Filtering
NETGEAR DOCSIS 3.0 N450 Wi-Fi Data Gateway Advanced Wireless Settings Description WPS Settings Disable router’s PIN Selecting this check box disables the PIN that WPS clients use to connect to the gateway with the PIN method. Normally this check box is cleared, which is the default setting. - Page 35 NETGEAR DOCSIS 3.0 N450 Wi-Fi Data Gateway • Time of Day to Block. You can specify the time of day to block the computer. The default is All Day. Be sure that you clear the All Day check box if you want to enter specific times.
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Page 36: Ip Filtering
NETGEAR DOCSIS 3.0 N450 Wi-Fi Data Gateway IP Filtering By default, any computer is allowed access to the Internet through your gateway. You can use IP filtering to block specific computers based on their IP addresses from access to the Internet on selected days and times. -
Page 37: Port Blocking
NETGEAR DOCSIS 3.0 N450 Wi-Fi Data Gateway Port Blocking You can use port blocking to block outbound traffic on specific ports. Outbound traffic rules control access to outside resources from local users. The default rule is to allow all access from the LAN side to the outside. - Page 38 NETGEAR DOCSIS 3.0 N450 Wi-Fi Data Gateway the gateway blocks access from outside except for responses to requests from the LAN side. You can use port forwarding to add rules to specify exceptions to the default rule. Because the gateway uses Network Address Translation (NAT), your network presents only one IP address to the Internet, and outside users cannot directly address any of your local computers.
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Page 39: Port Triggering
NETGEAR DOCSIS 3.0 N450 Wi-Fi Data Gateway • To delete a service, select the radio button in the Active Forwarding Rules table for the service that you want to delete, and click Delete. • To reset the selection in the Service list and to clear all the fields in the Add Custom Rules, click Reset. -
Page 40: Dmz Host
NETGEAR DOCSIS 3.0 N450 Wi-Fi Data Gateway For each port trigger, enter the settings in the Port Triggering List: • Trigger Range. To specify the range of outgoing ports that are monitored to trigger the incoming port forwarding rule, enter the start port and end port. -
Page 41: Lan Ip Setup
NETGEAR DOCSIS 3.0 N450 Wi-Fi Data Gateway For example, some systems tracking the performance of the broadband connections in terms of latency and packet loss need the gateway to reply to ping requests. Type the last digits of the IP address in the DMZ Address field. -
Page 42: Reserve An Ip Address For Dhcp Use
NETGEAR DOCSIS 3.0 N450 Wi-Fi Data Gateway • DHCP Lease. For more information, see Reserve an IP Address for DHCP Use page 42. Click Apply. Reserve an IP Address for DHCP Use To reserve an IP address for DHCP use, enter the DHCP server reservation settings for the private LAN under DHCP Reservation Lease Info in the LAN Setup screen. -
Page 43: Configure Universal Plug And Play (Upnp)
NETGEAR DOCSIS 3.0 N450 Wi-Fi Data Gateway To configure the switch ports: In the main menu, under Advanced, select Lan Switch. For each port, select the appropriate speed and duplex. Click Apply. To disable a Lan port: In the main menu, under Advanced, select Lan Switch. -
Page 44: Set Networking Protocols
NETGEAR DOCSIS 3.0 N450 Wi-Fi Data Gateway By default, this check box is cleared. This prevents the gateway from allowing any device to automatically control the resources, such as port forwarding, of the gateway. Complete the Advertisement Period and Advertisement Time to Live fields. -
Page 45: Enable Network Address Translation
NETGEAR DOCSIS 3.0 N450 Wi-Fi Data Gateway Enable Network Address Translation Network Address Translation (NAT) provides one-to-many translation of IP addresses between devices. This means that your network presents only one IP address to the Internet, and outside users cannot directly address any of your local computers. Enable NAT to allow multiple computers on your network to access the Internet using a single public IP address. -
Page 46: Chapter 6 Troubleshooting
Troubleshooting This chapter gives information about troubleshooting your NETGEAR DOCSIS 3.0 N450 Wi-Fi Data Gateway. For the common problems listed, see the section indicated. • Have I connected the gateway correctly? Basic Functions on page 47. • I cannot access the gateway configuration with my browser. -
Page 47: Basic Functions
NETGEAR DOCSIS 3.0 N450 Wi-Fi Data Gateway Basic Functions After you have turned on power to the gateway, do the following: Check to see that the Power LED is lit. Check that the numbered Ethernet LEDs light momentarily. After a few seconds, check that the LEDs are lit for any local ports that are connected. -
Page 48: Troubleshoot The Isp Connection
NETGEAR DOCSIS 3.0 N450 Wi-Fi Data Gateway • Make sure that your computer’s IP address is on the same subnet as the gateway. If you are using the recommended addressing scheme, your computer’s address should be in the range of 192.168.0.10 to 192.168.0.254. -
Page 49: Test The Lan Path To Your Gateway
NETGEAR DOCSIS 3.0 N450 Wi-Fi Data Gateway easily troubleshoot a TCP/IP network by using the ping utility in your computer or workstation. Test the LAN Path to Your Gateway You can use ping to verify that the LAN path to your gateway is set up correctly. - Page 50 NETGEAR DOCSIS 3.0 N450 Wi-Fi Data Gateway If the path is functioning correctly, replies as in the previous section are displayed. If you do not receive replies: • Check that your computer has the IP address of your gateway listed as the default gateway.
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Page 51: Appendix A Supplemental Information
Supplemental Information This appendix includes the following sections: • Factory Default Settings • Technical Specifications... -
Page 52: Factory Default Settings
NETGEAR DOCSIS 3.0 N450 Wi-Fi Data Gateway Factory Default Settings You can return the gateway to its factory settings. On the bottom of the gateway, press and hold the Reset button for over 7 seconds. The gateway resets and returns to the factory configuration settings shown in the following table. -
Page 53: Technical Specifications
NETGEAR DOCSIS 3.0 N450 Wi-Fi Data Gateway Parameter Default Wireless Wireless communication Enabled SSID name Appears on the label of the gateway. Security WPA/WPA2 The default WPA/WPA2 password appears on the label of the gateway. Broadcast SSID Enabled Transmission speed... - Page 54 NETGEAR DOCSIS 3.0 N450 Wi-Fi Data Gateway Component Specification Interface Local: 10BASE-T, 100/1000BASE-Tx, RJ-45 USB 2.0/1.1 function 802.11n/g/b Internet: DOCSIS 3.0. Downward compatible with DOCSIS 2.0, 1.1 and 1.0 Supplemental Information...
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Page 55: Appendix B Notification Of Compliance
This transmitter must not be co-located or operating in conjunction with any other antenna or transmitter. FCC Declaration of Conformity We, NETGEAR, Inc., 350 East Plumeria Drive, San Jose, CA 95134, declare under our sole responsibility that the NETGEAR DOCSIS 3.0 N450 Wi-Fi Data Gateway complies with Part 15 Subpart B of FCC CFR47 Rules. -
Page 56: Industry Canada
Canadian Department of Communications Radio Interference Regulations This digital apparatus (NETGEAR DOCSIS 3.0 N450 Wi-Fi Data Gateway) does not exceed the Class B limits for radio-noise emissions from digital apparatus as set out in the Radio Interference Regulations of the Canadian Department of Communications. - Page 57 Cet équipement doit être installé et utilisé avec un minimum de 20 cm de distance entre la source de rayonnement et votre corps. Interference Reduction Table The following table shows the recommended minimum distance between NETGEAR equipment and household appliances to reduce interference (in feet and meters). Household Appliance...
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