Related Manuals for NETGEAR CG3000D
Summary of Contents for NETGEAR CG3000D
- Page 1 Wireless Cable Gateway CG3000D/CG3100D User Manual NETGEAR, Inc. 350 East Plumeria Drive San Jose, CA 95134 part number September 2009...
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Page 2: Safety Information
In the interest of improving internal design, operational function, and/or reliability, NETGEAR reserves the right to make changes to the products described in this document without notice. NETGEAR does not assume any liability that may occur due to the use or application of the product(s) or circuit layout(s) described herein. -
Page 3: Technical Support
Technical Support Thank you for choosing Netgear product(s). Please register online and take advantage of the technical support resources such as NETGEAR online knowledge base. Technical support is available 24 hours a day, seven days a week;... - Page 4 v1.0, September 2009...
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Page 5: Table Of Contents
Contents About This Manual Conventions, Formats, and Scope ................... ix How to Print This Manual ....................x Revision History ......................... x Chapter 1 Connecting the Gateway Gateway Front Panel ......................1-1 Gateway Rear Panel ......................1-3 Logging In to Your Gateway ...................1-3 Viewing the Basic Settings .....................1-5 MTA Status ........................1-6 Chapter 2... - Page 6 Wireless Cable Gateway CG3000D/CG3100D User Manual Blocking Keywords and Domains ................3-2 Services ..........................3-4 Port Forwarding ......................3-5 Adding a Custom Rule .....................3-6 Chapter 4 Managing Your Network Viewing the Modem Status .....................4-1 Viewing the Connection Status ..................4-3 Backing Up and Restoring Your Settings ...............4-4 Changing the Built-In Password ..................4-5...
- Page 7 Wireless Cable Gateway CG3000D/CG3100D User Manual Appendix B Related Documents Index v1.0, September 2009...
- Page 8 Wireless Cable Gateway CG3000D/CG3100D User Manual viii v1.0, September 2009...
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Page 9: About This Manual
About This Manual The NETGEAR ® Wireless Cable Modem Gateway CG3000D/CG3100D User Manual describes how to install, configure and troubleshoot the Wireless Cable Gateway . The information in this manual is intended for readers with intermediate computer and Internet skills. -
Page 10: How To Print This Manual
NETGEAR website in Appendix B, “Related Documents.” Note: Product updates are available on the NETGEAR, Inc. website at http://kbserver.netgear.com/products/CG3000D/CG3100D.asp. How to Print This Manual To print this manual, your computer must have the free Adobe Acrobat reader installed in order to view and print PDF files. -
Page 11: Connecting The Gateway
Connecting the Gateway This chapter describes how to configure your Voice Gateway Internet connection. For information about product features and compatible NETGEAR products, see the NETGEAR website at http://www.netgear.com. Note: For optimal performance, place the gateway vertically in the stand. Do not wall mount this unit. - Page 12 Pushing this button opens a 2-minute window for the gateway to connect with other WPS- enabled devices. For more information, about using the WPS method to implement secu- rity, see the Wireless Cable Gateway CG3000D/CG3100D User Manual Push 'N' Connect (WPS) Connecting the Gateway v1.0, September 2009...
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Page 13: Gateway Rear Panel
Wireless Cable Gateway CG3000D/CG3100D User Manual Gateway Rear Panel The rear panel includes the following connections, viewed from left to right, as illustrated in the following illustration: Power On/Off button Coaxial Power port cable adapter Ethernet connector input LAN ports Figure 1-2 •... - Page 14 Wireless Cable Gateway CG3000D/CG3100D User Manual When you have logged in, if you do not click Logout, the gateway waits for 5 minutes after no activity before it automatically logs you out. To log in to the gateway: 1. Using the computer that you first used to access your cable modem Internet service, connect to the gateway by typing http://192.168.0.1 in the address field of your Internet browser.
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Page 15: Viewing The Basic Settings
Wireless Cable Gateway CG3000D/CG3100D User Manual Viewing the Basic Settings To view or configure the basic settings, select Basic Settings from the main menu: Figure 1-5 By default Dynamic IP is selected. If you make changes, you must click Apply to accept the new settings. -
Page 16: Mta Status
Wireless Cable Gateway CG3000D/CG3100D User Manual MTA Status From the main menu select MTA Status to display the following screen: Figure 1-6 Connecting the Gateway v1.0, September 2009... -
Page 17: Wireless Configuration
SSID, also called the wireless network name, and the wireless For a wireless connection, the security setting must be the same for the gateway and wireless computers or wireless adapters. NETGEAR strongly recommends that you use wireless security. This chapter includes: • “Planning Your Wireless Network”... -
Page 18: Wireless Placement And Range Guidelines
Wireless Cable Gateway CG3000D/CG3100D User Manual Note: NETGEAR’s Push 'N' Connect feature is based on the Wi-Fi Protected Setup (WPS) standard (for more information, see http://www.wi-fi.org). All other Wi- Fi-certified and WPS-capable products should be compatible with NETGEAR products that implement Push 'N' Connect. -
Page 19: Wireless Security Options
Wireless Cable Gateway CG3000D/CG3100D User Manual Wireless Security Options Indoors, computers can connect over 802.11n wireless networks at a maximum range of up to 300 feet. Such distances can allow for others outside your immediate area to access your network. - Page 20 Wireless Cable Gateway CG3000D/CG3100D User Manual 2. In the main menu, under Setup, select Wireless Settings to display the following screen: Figure 2-1 3. If you make changes, you must click Apply for them to take effect. Wireless Configuration v1.0, September 2009...
- Page 21 On by default, the gateway broadcasts its SSID, allowing (SSID) wireless stations which have a “null” (blank) SSID to adopt the correct SSID. The default SSID is NETGEAR. If you disable broadcast of the SSID, only devices that have the correct SSID can connect. This nullifies the wireless network “discovery”...
- Page 22 2-9. Security Options Disable Wireless security is disabled by default. After the gateway is connected to the Internet, NETGEAR strongly recommends that you implement wireless security. Security Options • WEP (Wired Equivalent WEP security uses encryption keys to provides data...
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Page 23: Configuring Wep (Wired Equivalent Privacy) Wireless Security
Wireless Cable Gateway CG3000D/CG3100D User Manual Configuring WEP (Wired Equivalent Privacy) Wireless Security Note: If you use a wireless computer to configure wireless security settings, you will be disconnected when you click Apply. Reconfigure your wireless computer to match the new settings, or access the gateway from a wired computer to make further changes. -
Page 24: Configuring Wpa-Psk Or Wpa2-Psk Wireless Security
Wireless Cable Gateway CG3000D/CG3100D User Manual 5. Enter the WEP encryption key information: • WEP PassPhrase: To use a passphrase to automatically generate the keys, enter a passphrase and click Generate. Wireless stations must use the passphrase or keys to access the gateway. -
Page 25: Using Push 'N' Connect (Wps) To Configure Your Wireless Network And Security
Wireless Cable Gateway CG3000D/CG3100D User Manual 3. Select one of the WPA settings: Figure 2-3 • WPA-PSK. This setting provides the TKIP encryption type and a pre-shared key passphrase. • WPA2-PSK. This setting provides the AES encryption type and a pre-shared key passphrase. -
Page 26: Using A Wps Button To Add A Wps Client
Wireless Settings screen and sets the wireless security settings to either WPA-PSK or WPA2-PSK and then and broadcasts these settings to the wireless client. Note: NETGEAR’s Push 'N' Connect feature based on the Wi-Fi Protected Setup (WPS) standard (for more information, see http://www.wi-fi.org). All other Wi- Fi-certified and WPS-capable products should be compatible with NETGEAR products that implement Push 'N' Connect. - Page 27 Wireless Cable Gateway CG3000D/CG3100D User Manual 2. In the main menu, select Wireless Settings. Scroll down to the WPS section of the screen: WPS automatically selects WPA-PSK if security is disabled. Figure 2-4 Note: WPS is incompatible with WEP security. If WEP is configured in the gateway then WPS cannot be enabled.
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Page 28: Using A Pin Entry To Add A Wps Client
Wireless Cable Gateway CG3000D/CG3100D User Manual To access the Internet from any computer connected to your gateway, launch a browser such as Microsoft Internet Explorer or Mozilla Firefox. You should see the gateway’s Internet LED blink, indicating communication to the ISP. -
Page 29: Connecting Additional Wireless Client Devices
Wireless Cable Gateway CG3000D/CG3100D User Manual Note: WPS is incompatible with WEP security. If WEP is configured in the gateway then WPS cannot be enabled. 3. Select Enable in the WPS Config field and click Apply. 4. In the WPS Method field, select PIN. -
Page 30: Adding Both Wps And Non-Wps Clients
Wireless Cable Gateway CG3000D/CG3100D User Manual Adding Both WPS and Non-WPS Clients For non-WPS clients, you cannot use the WPS setup procedures to add them to the wireless network. You must record, and then manually enter your security settings (see “Manually... -
Page 31: Content Filtering
Chapter 3 Content Filtering This chapter describes how to use content filtering s for the gateway. This chapter includes: • “Viewing or E-mailing Logs” • “Blocking Keywords, Sites, and Services” on page 3-2 • “Services” on page 3-4 • “Port Forwarding” on page 3-5 Viewing or E-mailing Logs Your gateway logs security-related events such as Denial of Service (DoS) attacks, hacker probes, and administrator logins, according to your settings on this screen. -
Page 32: Blocking Keywords, Sites, And Services
The gateway allows you to restrict access to Internet content based on functions such as Web address keywords and Web domains. A domain name is the name of a particular website. For example, for the address www.NETGEAR.com, the domain name is NETGEAR.com. To block keywords and domains: 1. - Page 33 Wireless Cable Gateway CG3000D/CG3100D User Manual 2. In the main menu, under Content Filtering, select Block Sites. The Block Sites screen displays. Figure 3-2 3. To use keyword blocking, select the Keyword Blocking Enable check box. You can enter up to eight keywords.
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Page 34: Services
Wireless Cable Gateway CG3000D/CG3100D User Manual If the domain www.zzzyyqq.com is specified, the URL <http://www.zzzyyqq.com/xxx.html> is blocked, along with all other URLs in the www.zzzyyqq.com site. To remove a domain from the Domain List, select the domain, and then click Remove Domain. -
Page 35: Port Forwarding
Wireless Cable Gateway CG3000D/CG3100D User Manual • PPTP Pass-Through. PPTP traffic is forwarded. If you clear this check box then this traffic will be blocked. • Multicast. The gateway can pass multicasting streams through the firewall. • Port Scan Detection. When enabled, the gateway can respond to Internet-based port scans. -
Page 36: Adding A Custom Rule
Wireless Cable Gateway CG3000D/CG3100D User Manual Figure 3-4 3. From the Service list, select the service or game that you will host on your network. If the service does not appear in the list, see the following section, “Adding a Custom Rule” on page 3-6.”... - Page 37 Wireless Cable Gateway CG3000D/CG3100D User Manual 4. In the Local IP Address field, enter the IP address of your local computer that will provide this service. 5. Click Apply. The service appears in the list. Application Example: Making a Local Web Server Public If you host a Web server on your local network, you can use port forwarding to allow Web requests from anyone on the Internet to reach your Web server.
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Page 39: Managing Your Network
Chapter 4 Managing Your Network This chapter describes how to perform network management tasks with your Voice Gateway. When you log in to the gateway, these tasks are grouped under Maintenance. This chapter includes: • “Viewing the Modem Status” • “Viewing the Connection Status”... - Page 40 Wireless Cable Gateway CG3000D/CG3100D User Manual Figure 4-1 The Modem Status screen fields are explained in the following table. Table 4-1. Modem Status Fields Field Description Standard Specification DOCSIS 3.0 Compliant Hardware Version Software Version Cable MAC Address The MAC address used by the cable modem port of the gateway.
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Page 41: Viewing The Connection Status
Wireless Cable Gateway CG3000D/CG3100D User Manual Viewing the Connection Status Use the Connection screen to track the gateway’s initialization procedure, and to get details about the downstream and upstream cable channel. The time is displayed after the gateway is initialized. -
Page 42: Backing Up And Restoring Your Settings
Wireless Cable Gateway CG3000D/CG3100D User Manual The gateway automatically goes through the following steps in the provisioning process: • Scan and lock the downstream frequency, and then link back in upstream direction. • Obtain an IP address for the gateway itself. Then the gateway assigns an IP address for the connected PC. -
Page 43: Changing The Built-In Password
You can change the gateway’s password. NETGEAR recommends that you change the default password to a more secure password. The ideal passwords should contain no dictionary words from any language, and should be a mixture of both upper and lower case letters, numbers, and symbols. -
Page 44: Running Diagnostic Utilities
Wireless Cable Gateway CG3000D/CG3100D User Manual 4. Click Apply to save your changes. Note: After changing the password, you will be required to log in again to continue the configuration. If you have backed up the gateway settings previously, you should do a new backup so that the saved settings file includes the new password. -
Page 45: Testing Connectivity With The Ping Command
Wireless Cable Gateway CG3000D/CG3100D User Manual Testing Connectivity with the Ping Command To start a ping test, enter the IP address in the Diagnostics screen, and click the Ping button. The Ping Results are displayed: Figure 4-6 Traceroute To start a Traceroute test: 1. -
Page 46: Viewing The Event Log
Wireless Cable Gateway CG3000D/CG3100D User Manual 2. Fill in the fields: • Target. The IP address or host name of the computer you would like to trace. • Max Hops. Maximum number of hops to search for target. • Data Size. The size of the packet. -
Page 47: Customizing Your Network
Wireless Cable Gateway CG3000D/CG3100D User Manual Chapter 5 Customizing Your Network This chapter describes how to customize your network through the advanced settings on your gateway. When you log in to the gateway, these tasks are grouped under Advanced. This chapter includes: •... -
Page 48: Lan Ip Setup
Wireless Cable Gateway CG3000D/CG3100D User Manual To set up a DMZ host: 1. In the main menu, under Advanced, select DMZ Host. The following screen displays: Figure 5-1 2. If desired, select the Respond to Ping on WAN Port check box. - Page 49 Wireless Cable Gateway CG3000D/CG3100D User Manual To configure LAN IP settings: 1. In the main menu, under Advanced, select LAN IP. The LAN IP screen displays. Figure 5-2 2. Enter the following LAN IP settings: • LAN IP Address. Enter the LAN IP address that you would like to assign for your gateway in dotted decimal notation.
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Page 50: Reserving An Ip Address For Dhcp Use
Wireless Cable Gateway CG3000D/CG3100D User Manual • DHCP Server. The gateway is set up by default as a Dynamic Host Configuration Protocol (DHCP) server, which provides the TCP/IP configuration for all the computers that are connected to the gateway. You can change the default setting. -
Page 51: Configuring Universal Plug And Play (Upnp)
Wireless Cable Gateway CG3000D/CG3100D User Manual Configuring Universal Plug and Play (UPnP) Universal Plug and Play (UPnP) helps devices, such as Internet appliances and computers, access the network and connect to other devices as needed. UPnP devices can automatically discover the services from other registered UPnP devices on the network. -
Page 52: Nat
Wireless Cable Gateway CG3000D/CG3100D User Manual The UPnP Portmap Table displays the IP address of each UPnP device that is currently accessing the gateway and which internal and external ports of the gateway were opened by that device. 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. -
Page 53: Troubleshooting
Troubleshooting This chapter gives information about troubleshooting your Wireless Cable Gateway . For the common problems listed, go to the section indicated. Tip: NETGEAR provides helpful articles, documentation, and the latest software updates at http://www.netgear.com/support. • Have I connected the gateway correctly? Go to “Basic Functions”... -
Page 54: Using Leds To Troubleshoot
Wireless Cable Gateway CG3000D/CG3100D User Manual Using LEDs to Troubleshoot The following table provides help when using the LEDs for troubleshooting. Table 6-1. Using LEDs to Troubleshoot LED Behavior Action All LEDS are off when the gateway Make sure that the power cord is properly connected to your gateway is plugged in. -
Page 55: Connecting To The Gateway's Main Menu
Wireless Cable Gateway CG3000D/CG3100D User Manual Connecting to the Gateway’s Main Menu If you are unable to access the gateway’s main menu from a computer on your local network, check the following: • Check the Ethernet connection between the computer and the gateway as described in the previous section. -
Page 56: Troubleshooting The Isp Connection
Wireless Cable Gateway CG3000D/CG3100D User Manual Troubleshooting the ISP Connection If your gateway is unable to access the Internet and your Cable Link LED is on, you may need to register the Cable MAC Address and/or Device MAC Address of you gateway with your cable service provider. -
Page 57: Testing The Path From Your Pc To A Remote Device
Wireless Cable Gateway CG3000D/CG3100D User Manual 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... - Page 58 Wireless Cable Gateway CG3000D/CG3100D User Manual Troubleshooting v1.0, September 2009...
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Page 59: Default Settings And Technical Specifications
Appendix A Default Settings and Technical Specifications Factory Default Settings You can return the gateway to its factory settings. On the bottom of the gateway, press and hold the Restore Factory Settings button for over 7 seconds. The gateway resets, and returns to its factory settings. -
Page 60: Technical Specifications
Wireless Cable Gateway CG3000D/CG3100D User Manual Wireless Wireless communication Enabled SSID name Wireless Security Disabled Broadcast SSID Enabled Transmission speed Auto Country/region United States (varies by region) RF channel Operating mode g and b Data rate Best Output power Full... - Page 61 Wireless Cable Gateway CG3000D/CG3100D User Manual Feature Description Environmental Specifications Operating temperature: 32140 F (0 to 40 C) Operating humidity: 90% maximum relative humidity, noncondensing Electromagnetic Emissions Meets requirements of: FCC Part 15 Class B Interface Specifications Local: 10BASE-T or 100BASE-Tx, RJ-45 USB 1.1 Function...
- Page 62 Wireless Cable Gateway CG3000D/CG3100D User Manual Default Settings and Technical Specifications v1.0, September 2009...
- Page 63 Appendix B Related Documents This appendix provides links to reference documents you can use to gain a more complete understanding of the technologies used in your NETGEAR product. Document Link Windows XP and Vista Wireless http://documentation.netgear.com/reference/enu/winzerocfg/index.htm Configuration Utilities Internet Networking and TCP/IP http://documentation.netgear.com/reference/enu/tcpip/index.htm...
- Page 64 Wireless Cable Gateway CG3000D/CG3100D User Manual Related Documents v1.0, September 2009...
- Page 65 Index Numerics 192.168.0.1, default IP address gateway backup main menu placement and range guidelines backing up the configuration file gateway front panel Basic Settings gateway rear panel blocking keywords sites IP address IP addresses, auto-generated cable channel configuration backup erasing IP address IP settings Connection Status...
- Page 66 Wireless Cable Gateway CG3000D/CG3100D User Manual password, changing Wireless Security Options Ping 2-6, 2-9 ping utility WPA2 2-6, 2-9 Push 'N' Connect 2-10 WPA2-PSK 2-6, 2-9 Push N Connect WPA-PSK 2-6, 2-9 2-9, 2-10, 2-12, 2-14 WPS button security options...