NETGEAR N450 User Manual
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NETGEAR N450 User Manual

N450 wifi cable modem router
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N450 WiFi Cable Modem Router
Model N450/CG3000Dv2
Us e r Manual
January 2014
202-11338-01
350 East Plumeria Drive
San Jose, CA 95134
USA

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  • Page 1 N450 WiFi Cable Modem Router Model N450/CG3000Dv2 Us e r Manual January 2014 202-11338-01 350 East Plumeria Drive San Jose, CA 95134...
  • Page 2 See the regulatory compliance document before connecting the power supply. 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.

  • Page 3: Table Of Contents

    Contents Chapter 1 Connecting to the Internet Hardware Features ........... . 6 Front Panel .
  • Page 4 N450 WiFi Cable Modem Router Model N450/CG3000Dv2 IP Filtering............56 Port Forwarding.

  • Page 5: Chapter 1 Connecting To The Internet

    Firmware updates with new features and bug fixes are made available from time to time on downloadcenter.netgear.com. Some products can regularly check the site and download new firmware, or you can check for and download new firmware manually. If the features or behavior of your product do not match what is described in this guide, you might need to update your firmware.

  • Page 6: Hardware Features

    N450 WiFi Cable Modem Router Model N450/CG3000Dv2 Unpack Your Modem Router Open the box and remove the modem router, ethernet cable, power adapter, and installation guide, Ethernet cable Power adapter Modem router Figure 1. Package contents You box contains the following items: •...

  • Page 7: Front Panel

    N450 WiFi Cable Modem Router Model N450/CG3000Dv2 Front Panel The router front panel has the following status LEDs and buttons: WPS LED Wireless LED USB port Power LED Downstream LED Upstream LED Internet LED LAN LEDs Figure 2. Modem router front view You can use the LEDs to verify status and connections.
  • Page 8 N450 WiFi Cable Modem Router Model N450/CG3000Dv2 Table 1. LEDs and buttons Description • Solid blue. More than one upstream channel is locked. • Solid green. One upstream channel is locked. • Blinking green. The unit is ranging on the upstream.

  • Page 9: Back Panel

    N450 WiFi Cable Modem Router Model N450/CG3000Dv2 Back Panel The back panel has the following ports, button, and connector: LAN ports USB port Reset button Coaxial cable connector Power adapter input Figure 3. Modem router rear panel The rear panel includes the following connectors and button, viewed from top to bottom: •...

  • Page 10: Label

    N450 WiFi Cable Modem Router Model N450/CG3000Dv2 Label The label on the modem router shows the router’s WiFi network name (SSID), password, serial number, and MAC address. Serial number MAC address WiFi network name (SSID) Password (key) Figure 4. Label...

  • Page 11: Cable Your Modem Router

    N450 WiFi Cable Modem Router Model N450/CG3000Dv2 • Home security systems • Microwaves • Computers • Base of a cordless phone • 2.4 GHz cordless phone Place the modem router away from large metal surfaces, large glass surfaces, and insulated walls such as these: •...

  • Page 12: Connect Computer To The Modem Router

    N450 WiFi Cable Modem Router Model N450/CG3000Dv2 Note: If Charter is your cable Internet service provider, Charter recommends connecting your modem router directly to an outlet. If you must use a splitter, use a splitter that is rated at 3.5 dBmv.

  • Page 13: Log In To Your Modem Router

    N450 WiFi Cable Modem Router Model N450/CG3000Dv2 Within two minutes, on your computer or mobile device, press its WPS button or follow its instructions for WPS connections. Your computer or mobile device connects to the WiFi network. To find and select the WiFi network: ...

  • Page 14: View Basic Settings

    N450 WiFi Cable Modem Router Model N450/CG3000Dv2 The modem router main menu displays. View Basic Settings You can view or change the Internet settings for the modem router. To view or configure basic settings:  Type http://192.168.0.1 in the address field of your web browser.

  • Page 15: Notify Your Internet Service Provider

    N450 WiFi Cable Modem Router Model N450/CG3000Dv2 From the main menu, select Basic Settings. The Basic Settings screen displays: If your Internet service provider requires a domain name, enter the domain name in the Domain Name field. Enter the device name in the Device Name field.
  • Page 16 N450 WiFi Cable Modem Router Model N450/CG3000Dv2 You can also visit your cable ISP’s website and follow the onscreen instructions to set up your Internet service. Cable ISP Contact Information Cablevision www.cablevision.com www.optimum.com/contactus.jsp Charter 1-888-438-2427 https://install.charter.com/ Comcast 1-800-COMCAST (1-800-266-2278) https://www.comcast.com/activate/ 1-877-891-2899 ww2.cox.com...

  • Page 17: Chapter 2 Configuring Your Wireless Network

    Set Up Your Wireless Network • Set Up Wi-Fi Multimedia • Change the Password Note: Before changing wireless settings, connect the modem router and set up its Internet connection as described in the N450 WiFi Cable Modem Router N450/CG3000Dv2 Installation Guide.

  • Page 18: Configure Wireless Settings Manually

    N450 WiFi Cable Modem Router Model N450/CG3000Dv2 Set Up Your Wireless Network To set up the wireless network, you can enter the wireless settings manually, or you can use Wi-Fi Protected Setup (WPS). To wirelessly connect to the modem router, a computer or wireless device must be configured with the same wireless settings as the modem router.
  • Page 19 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 five-channel spacing between adjacent access points (for example, use Channels 1 and 6, or 6 and 11).

  • Page 20: Use Wps Wireless Setup

    WPS is relatively new technology, so before you decide to use it, check to make sure that your wireless computers and devices support WPS. NETGEAR calls WPS Push 'N' Connect. Look for the WPS symbol on all the computers that connect wirelessly to the modem router.
  • Page 21 N450 WiFi Cable Modem Router Model N450/CG3000Dv2 Add a Client Using the WPS Button Note: The first time you use WPS, it assigns a random network name (SSID) and a random password to your wireless network. If you want to keep the network name and password you specified in the Wireless Settings screen, you must select the Keep Existing Settings check box in the Advanced Wireless Settings screen.
  • Page 22 N450 WiFi Cable Modem Router Model N450/CG3000Dv2 The following screen displays: Click the Next button. The following screen displays: Either click the WPS button on the screen, or press the WPS button on the front of the modem router. The following occurs: •...
  • Page 23 N450 WiFi Cable Modem Router Model N450/CG3000Dv2 The modem router’s Internet LED blinks, showing that the Internet connection is in use. Add a Client Using a PIN A client is a computer or mobile device that connects wirelessly to the modem router. After a device is added as a client, it can automatically connect to the modem router.

  • Page 24: Set Up Wi-Fi Multimedia

    N450 WiFi Cable Modem Router Model N450/CG3000Dv2 The following screen displays: Select the PIN radio button. In the Enter Client’s PIN field, type the PIN that you located in Step 1. Click the Next button. The following occurs: • The WPS LED on the front of the modem router begins to blink.

  • Page 25: Change The Password

    Click the Apply button. Your changes are saved. Change the Password For security reasons, the modem router has its own user name and password. NETGEAR recommends that you change the default password to a more secure password. The ideal Configuring Your Wireless Network...
  • Page 26 N450 WiFi Cable Modem Router Model N450/CG3000Dv2 password contains no dictionary words from any language, and is a mixture of both uppercase and lowercase letters, numbers, and symbols. Passwords can contain up to 30 characters. To change the password: ...

  • Page 27: Chapter 3 Filtering Content

    Filtering Content This chapter covers the following sections: • View Denial of Service Attack Logs • Limit Internet Site Access • Allow Unrestricted Access • Enable or Disable Modem Router Features...
  • Page 28 N450 WiFi Cable Modem Router Model N450/CG3000Dv2 View Denial of Service 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 modem router.

  • Page 29: Limit Internet Site Access

    N450 WiFi Cable Modem Router Model N450/CG3000Dv2 Type the outgoing SMTP mail server of your ISP. If you leave this field blank, the modem router does not send logs. Select the E-mail Alerts Enable check box. Click the Apply button.
  • Page 30 N450 WiFi Cable Modem Router Model N450/CG3000Dv2 The following screen displays: Select the Keyword Blocking Enable check box. In the keyword list field, enter the words you want to block. Click the Add Keyword button. The keyword is added to the Keyword List.
  • Page 31 N450 WiFi Cable Modem Router Model N450/CG3000Dv2 The default user name is admin. The default password is password. The user name and password are case-sensitive. The modem router main menu displays. In the main menu, under Content Filtering, select Block Sites.
  • Page 32 N450 WiFi Cable Modem Router Model N450/CG3000Dv2 The following screen displays: Select the Domain Blocking Enable check box. In the domain list field, enter the domain you want to block. Click the Add Domain button. The domain is added to the Domain List.

  • Page 33: Allow Unrestricted Access

    N450 WiFi Cable Modem Router Model N450/CG3000Dv2 The default user name is admin. The default password is password. The user name and password are case-sensitive. The modem router main menu displays. In the main menu, under Content Filtering, select Block Sites.

  • Page 34: Enable Or Disable Modem Router Features

    N450 WiFi Cable Modem Router Model N450/CG3000Dv2 The following screen displays: Select the Allow Trusted Computer to Visit Blocked Sites check box. Enter the MAC address of each computer. Click the Apply button. Enable or Disable Modem Router Features You can enable or disable the following types of modem router features: •...
  • Page 35 N450 WiFi Cable Modem Router Model N450/CG3000Dv2 Filer Popup Windows • NAT ALG status features RSVP TFTP kerb88 NetBios RTSP Kerb1293 H225 PPTP IRC666x ICQTalk Net2Phone IRC7000 To enable or disable specific firewall features:  Type http://192.168.0.1 in the address field of your web browser.
  • Page 36 N450 WiFi Cable Modem Router Model N450/CG3000Dv2 Firewall features appear near the top of the screen. Do one of the following: • To enable a firewall feature, select the check box next to the feature. • To disable a firewall feature, clear the check box next to the feature.
  • Page 37 N450 WiFi Cable Modem Router Model N450/CG3000Dv2 A login screen displays. Enter the modem router user name and password. The default user name is admin. The default password is password. The user name and password are case-sensitive. The modem router main menu displays.
  • Page 38 N450 WiFi Cable Modem Router Model N450/CG3000Dv2 A login screen displays. Enter the modem router user name and password. The default user name is admin. The default password is password. The user name and password are case-sensitive. The modem router main menu displays.

  • Page 39: Chapter 4 Maintaining Your Network

    Maintaining Your Network This chapter includes the following sections: • View the Modem Router Status • View the Connection Status • Back Up and Restore Your Settings • View the Event Log • Run the Diagnostic Utilities...
  • Page 40 N450 WiFi Cable Modem Router Model N450/CG3000Dv2 View the Modem Router Status You can view hardware and firmware details and basic status information about the modem router. To view the modem router status:  Type http://192.168.0.1 in the address field of your web browser.

  • Page 41: View The Connection Status

    N450 WiFi Cable Modem Router Model N450/CG3000Dv2 The following table describes the fields displayed in this screen: Modem Field Description Standard Specification DOCSIS 3.0 Compliant Hardware Version The hardware version of the modem router. Software Version The version of firmware currently running on the modem router.

  • Page 42: Back Up And Restore Your Settings

    N450 WiFi Cable Modem Router Model N450/CG3000Dv2 The modem router main menu displays. In the main menu, under Maintenance, select Connection. The following screen displays: The modem router automatically goes through the following steps in the provisioning process: • Scans and locks the downstream frequency and links back in the upstream direction.
  • Page 43 N450 WiFi Cable Modem Router Model N450/CG3000Dv2 To back up the settings:  Type http://192.168.0.1 in the address field of your web browser. A login screen displays. Enter the modem router user name and password. The default user name is admin. The default password is password. The user name and password are case-sensitive.

  • Page 44: View The Event Log

    N450 WiFi Cable Modem Router Model N450/CG3000Dv2 A login screen displays. Enter the modem router user name and password. The default user name is admin. The default password is password. The user name and password are case-sensitive. The modem router main menu displays.
  • Page 45 N450 WiFi Cable Modem Router Model N450/CG3000Dv2 To view or clear the event log:  Type http://192.168.0.1 in the address field of your web browser. A login screen displays. Enter the modem router user name and password. The default user name is admin. The default password is password. The user name and password are case-sensitive.

  • Page 46: Run The Diagnostic Utilities

    N450 WiFi Cable Modem Router Model N450/CG3000Dv2 Run the Diagnostic Utilities You can run ping and traceroute utilities. Ping Utility Ping is an administration utility that tests whether a computer on the network is reachable and measures the time it takes messages sent from the originating device to reach a destination computer and return.
  • Page 47 N450 WiFi Cable Modem Router Model N450/CG3000Dv2 The following screen displays: 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. • No. of Pings. The number of times to ping the target computer.

  • Page 48: Traceroute Utility

    N450 WiFi Cable Modem Router Model N450/CG3000Dv2 A login screen displays. Enter the modem router user name and password. The default user name is admin. The default password is password. The user name and password are case-sensitive. The modem router main menu displays.
  • Page 49 N450 WiFi Cable Modem Router Model N450/CG3000Dv2 The following screen displays: Specify the following parameters for the traceroute utility. • Target. The IP address or host name of the computer you are tracing. • Max Hops. The maximum number of hops to allow when tracing the route.
  • Page 50 N450 WiFi Cable Modem Router Model N450/CG3000Dv2 A login screen displays. Enter the modem router user name and password. The default user name is admin. The default password is password. The user name and password are case-sensitive. The modem router main menu displays.

  • Page 51: Chapter 5 Advanced Settings

    Advanced Settings This chapter includes the following sections: • Advanced Wireless Settings • MAC Filtering • IP Filtering • Port Blocking • Port Forwarding • Port Triggering • DMZ Host • LAN IP Setup • Reserve an IP Address for DHCP Use •...

  • Page 52: Advanced Wireless Settings

    N450 WiFi Cable Modem Router Model N450/CG3000Dv2 Advanced Wireless Settings You can configure the wireless radio settings and other advanced settings. To configure advanced wireless settings:  Type http://192.168.0.1 in the address field of your web browser. A login screen displays.

  • Page 53: Mac Filtering

    N450 WiFi Cable Modem Router Model N450/CG3000Dv2 Configure the settings described in the following table. Advanced Wireless Settings Description Wireless Access Enable By default this check box is selected so that the Point modem router works as a wireless access point. You...
  • Page 54 N450 WiFi Cable Modem Router Model N450/CG3000Dv2 A login screen displays. Enter the modem router user name and password. The default user name is admin. The default password is password. The user name and password are case-sensitive. The modem router main menu displays.
  • Page 55 N450 WiFi Cable Modem Router Model N450/CG3000Dv2 • If the computer you want is not listed, click the Refresh button to update the Trusted Devices table. If the computer is still not listed, complete the Device Name and MAC Address fields.

  • Page 56: Ip Filtering

    N450 WiFi Cable Modem Router Model N450/CG3000Dv2 To remove a computer from the list:  Type http://192.168.0.1 in the address field of your web browser. A login screen displays. Enter the modem router user name and password. The default user name is admin. The default password is password. The user name and password are case-sensitive.
  • Page 57 N450 WiFi Cable Modem Router Model N450/CG3000Dv2 A login screen displays. Enter the modem router user name and password. The default user name is admin. The default password is password. The user name and password are case-sensitive. The modem router main menu displays.
  • Page 58 N450 WiFi Cable Modem Router Model N450/CG3000Dv2 • If the name of the computer you want to add does not display, you can type a name for the computer you are adding; or enter the IP address of the computer you want to block.
  • Page 59 N450 WiFi Cable Modem Router Model N450/CG3000Dv2 from the LAN side to the outside. You can use port blocking to add predefined or custom rules to specify exceptions to the default rule. Note: The default rule allows any outbound traffic not blocked by rules that you create.
  • Page 60 N450 WiFi Cable Modem Router Model N450/CG3000Dv2 • Start Port. The start of the range of ports for the service. • End Port. The end of the range of port for the service. • Protocol. The protocol for the ports: TCP.

  • Page 61: Port Forwarding

    N450 WiFi Cable Modem Router Model N450/CG3000Dv2 A login screen displays. Enter the modem router user name and password. The default user name is admin. The default password is password. The user name and password are case-sensitive. The modem router main menu displays.
  • Page 62 N450 WiFi Cable Modem Router Model N450/CG3000Dv2 subnet as your LAN. By default, the IP addresses from 192.168.0.2 through 192.168.0.9 are reserved for this purpose. • Local computers must access the local server using the computers’ local LAN address (192.168.0.XXX, by default). Attempts by local computers to access the server using the external WAN IP address fail.

  • Page 63: Port Triggering

    N450 WiFi Cable Modem Router Model N450/CG3000Dv2 • Name. A name for the service. • Start Port. The start port for the service. • End Port. The end port for the service. • Protocol. The protocol for the ports: TCP. TCP only.
  • Page 64 N450 WiFi Cable Modem Router Model N450/CG3000Dv2 A login screen displays. Enter the modem router user name and password. The default user name is admin. The default password is password. The user name and password are case-sensitive. The modem router main menu displays.
  • Page 65 N450 WiFi Cable Modem Router Model N450/CG3000Dv2 Both. Both TCP and UDP. Select the Enable check box for the port trigger. Click the Apply button. Your changes are saved and the port trigger is activated. To remove a configured port trigger from the table: ...

  • Page 66: Dmz Host

    N450 WiFi Cable Modem Router Model N450/CG3000Dv2 The default user name is admin. The default password is password. The user name and password are case-sensitive. The modem router main menu displays. In the main menu, under Advanced, select Port Triggering.

  • Page 67: Lan Ip Setup

    N450 WiFi Cable Modem Router Model N450/CG3000Dv2 The following screen displays: Select the Respond to Ping on WAN Port check box. When you select this check box, the modem router, not the DMZ computer, responds to a ping request. For example, some systems tracking the performance of the broadband connections in terms of latency and packet loss need the modem router to reply to ping requests.
  • Page 68 N450 WiFi Cable Modem Router Model N450/CG3000Dv2 Enter the modem router user name and password. The default user name is admin. The default password is password. The user name and password are case-sensitive. The modem router main menu displays. In the main menu, under Advanced, select LAN IP.

  • Page 69: Reserve An Ip Address For Dhcp Use

    N450 WiFi Cable Modem Router Model N450/CG3000Dv2 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 IP screen.

  • Page 70: Lan Switch

    N450 WiFi Cable Modem Router Model N450/CG3000Dv2 A login screen displays. Enter the modem router user name and password. The default user name is admin. The default password is password. The user name and password are case-sensitive. The modem router main menu displays.
  • Page 71 N450 WiFi Cable Modem Router Model N450/CG3000Dv2 A login screen displays. Enter the modem router user name and password. The default user name is admin. The default password is password. The user name and password are case-sensitive. The modem router main menu displays.

  • Page 72: Configure Universal Plug And Play

    N450 WiFi Cable Modem Router Model N450/CG3000Dv2 Enter the modem router user name and password. The default user name is admin. The default password is password. The user name and password are case-sensitive. The modem router main menu displays. In the main menu, under Advanced, select LAN Switch.

  • Page 73: Set Networking Protocols

    N450 WiFi Cable Modem Router Model N450/CG3000Dv2 The modem router main menu displays. In the main menu, under Advanced, select UPnP. Select the Turn UPnP On check box. By default, this check box is cleared. This prevents the modem router from allowing any devices to automatically control the resources, such as port forwarding, of the modem router.

  • Page 74: Enable Network Address Translation

    N450 WiFi Cable Modem Router Model N450/CG3000Dv2 A login screen displays. Enter the modem router user name and password. The default user name is admin. The default password is password. The user name and password are case-sensitive. The modem router main menu displays.

  • Page 75: Access A Usb Device On The Network

    N450 WiFi Cable Modem Router Model N450/CG3000Dv2 To disable NAT:  Type http://192.168.0.1 in the address field of your web browser. A login screen displays. Enter the modem router user name and password. The default user name is admin. The default password is password. The user name and password are case-sensitive.
  • Page 76 N450 WiFi Cable Modem Router Model N450/CG3000Dv2 Type \\192.168.0.5 in the search field. Your modem router network’s USB folder displays: Note: If two USBs are connected to the modem router, the first USB connected to the modem router is called storage0 and the second USB is called storage1.
  • Page 77 N450 WiFi Cable Modem Router Model N450/CG3000Dv2 Select Go > Connect to Server. The Connect to Server screens displays. Type smb://192.168.0.5 in the Server Address field. Click the Connect button. When prompted, select the Guest or Registered User radio button, enter your name and password, and click the Connect button.
  • Page 78 N450 WiFi Cable Modem Router Model N450/CG3000Dv2 Your modem router network’s USB folder displays: Note: If two USBs are connected to the modem router, the first USB connected to the modem router is called storage0 and the second USB is called storage1.
  • Page 79 N450 WiFi Cable Modem Router Model N450/CG3000Dv2 The following screen displays: Click the Safely Remove USB Device button. You can remove your USB device from the modem router. Advanced Settings...

  • Page 80: Chapter 6 Troubleshooting

    If you cannot remember the modem router’s configuration password or you want to clear the configuration and start over again, see Factory Default Settings on page 86. Tip: NETGEAR provides helpful articles, documentation, and the latest software updates at http://support.netgear.com.

  • Page 81: Basic Functions

    N450 WiFi Cable Modem Router Model N450/CG3000Dv2 Basic Functions After you have turned on power to the modem router, 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 82: Troubleshoot The Isp Connection

    N450 WiFi Cable Modem Router Model N450/CG3000Dv2 • Make sure that your computer’s IP address is on the same subnet as the modem router. If you are using the recommended addressing scheme, your computer’s address is in the range of 192.168.0.10 to 192.168.0.254.

  • Page 83: Test The Lan Path To Your Modem Router

    N450 WiFi Cable Modem Router Model N450/CG3000Dv2 easily troubleshoot a TCP/IP network by using the ping utility in your computer or workstation. Test the LAN Path to Your Modem Router You can use ping to verify that the LAN path to your modem router is set up correctly.
  • Page 84 N450 WiFi Cable Modem Router Model N450/CG3000Dv2 If the path is functioning correctly, replies as in the previous section are displayed. If you do not receive replies, do the following: • Check that your computer has the IP address of your modem router listed as the default modem router.

  • Page 85: Appendix A Supplemental Information

    Supplemental Information This appendix includes the following sections: • Factory Default Settings • Technical Specifications...

  • Page 86: Factory Default Settings

    N450 WiFi Cable Modem Router Model N450/CG3000Dv2 Factory Default Settings You can return the modem router to its factory settings. On the rear panel of the modem router, press and hold the Reset button for over seven seconds. The modem router resets and returns to the factory configuration settings shown in the following table.

  • Page 87: Technical Specifications

    N450 WiFi Cable Modem Router Model N450/CG3000Dv2 Table 3. Factory default settings (continued) Feature Parameter Default Wireless Wireless communication Enabled SSID name Appears on the label of the modem router. Security WPA/WPA2 The default WPA/WPA2 password appears on the label of the modem router.
  • Page 88 N450 WiFi Cable Modem Router Model N450/CG3000Dv2 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...

This manual is also suitable for:

Cg3000dv2N450/cg3000dv2

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