NETGEAR CVG824G Reference Manual
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NETGEAR CVG824G Reference Manual

Wireless cable voice gateway
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Wireless Cable Voice
Gateway Model CVG824G

Reference Manual

NETGEAR, Inc.
4500 Great America Parkway
Santa Clara, CA 95054 USA
202-10173-01
v1.0
November 2006

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Summary of Contents for NETGEAR CVG824G

  • Page 1: Reference Manual

    Wireless Cable Voice Gateway Model CVG824G Reference Manual NETGEAR, Inc. 4500 Great America Parkway Santa Clara, CA 95054 USA 202-10173-01 v1.0 November 2006...

  • 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 Wireless Cable Voice Gateway Model CVG824G Reference Manual v1.0, November 2006...

  • Page 5: Table Of Contents

    About This Manual Conventions, Formats, and Scope ... ix How to Use This Manual ... x How to Print this Manual ... x Chapter 1 Installing the Gateway Package Contents ...1-1 The Gateway Front Panel ...1-2 The Gateway Rear Panel ...1-3 Installing the Voice Gateway ...1-4 Installation Requirements ...1-4 Connecting the Wireless Voice Gateway ...1-5...
  • Page 6 Wireless Cable Voice Gateway Model CVG824G Reference Manual Chapter 3 Protecting Your Network Changing the Default Password ...3-1 Blocking Keywords, Sites and Services ...3-2 Blocking Keywords and Domains ...3-3 Using MAC Filtering to Block Access ...3-4 Blocking Access by Time of Day ...3-5 Inbound and Outbound Rules ...3-6...
  • Page 7 Wireless Cable Voice Gateway Model CVG824G Reference Manual Testing the Path from Your PC to a Remote Device ...5-5 Appendix A Default Settings and Technical Specifications Factory Default Settings ... A-1 Technical Specifications ... A-3 Appendix B Related Documents Index...
  • Page 8 Wireless Cable Voice Gateway Model CVG824G Reference Manual viii 1.0, November 2006...

  • Page 9: About This Manual

    ® The NETGEAR Wireless Cable Voice Gateway Model CVG824G Reference Manual describes how to install, configure, and troubleshoot the Voice Gateway. The information in this manual is intended for readers with intermediate computer and Internet skills. Conventions, Formats, and Scope The conventions, formats, and scope of this manual are described in the following paragraphs: •...

  • Page 10: How To Use This Manual

    • button to access the full NETGEAR, Inc. online knowledge base for the product model. • Links to PDF versions of the full manual and individual chapters.
  • Page 11 Wireless Cable Voice Gateway Model CVG824G Reference Manual – Click the PDF of This Chapter link at the top right of any page in the chapter you want to print. The PDF version of the chapter you were viewing opens in a browser window.
  • Page 12 Wireless Cable Voice Gateway Model CVG824G Reference Manual v1.0, November 2006...

  • Page 13: Installing The Gateway

    – Application Notes, Tools, and other helpful information If any of the parts are incorrect, missing, or damaged, contact your NETGEAR dealer. Keep the carton, including the original packing materials, in case you need to return the product for repair.

  • Page 14: The Gateway Front Panel

    Wireless Cable Voice Gateway Model CVG824G Reference Manual The Gateway Front Panel The front panel of the CVG824G Figure 1-1 You can use some of the LEDs to verify connections. the front panel of the Voice Gateway. These LEDs are green when lit.

  • Page 15: The Gateway Rear Panel

    Wireless Cable Voice Gateway Model CVG824G Reference Manual Table 1-1. LED Descriptions (continued) Label Activity Wireless Green Solid Green Blink USB Port Green Solid Voice Ports Green Solid (1 and 2) Green Blink Green Slow Blink LAN (Local Green On...

  • Page 16: Installing The Voice Gateway

    Wireless Cable Voice Gateway Model CVG824G Reference Manual Wireless antenna USB port AC power adapter input Figure 1-2 Installing the Voice Gateway Installation is a four-part process. Complete the installation in this order: 1. Check the Installation Requirements. See 2. Connect the Gateway. See 3.

  • Page 17: Connecting The Wireless Voice Gateway

    Wireless Cable Voice Gateway Model CVG824G Reference Manual – This computer must be set up to use DHCP to get its TCP/IP configuration from the gateway. See the link “Preparing a Computer for Network Access:” in Appendix B help with DHCP configuration.

  • Page 18: Usb Connection

    USB without special operating system upgrades and patches. To connect a computer to the USB port on the gateway. 1. You must install the USB driver. Insert your NETGEAR CD into the CD drive of your computer.

  • Page 19: Logging In To The Wireless Voice Gateway

    Wireless Cable Voice Gateway Model CVG824G Reference Manual Figure 1-3 2. Connect your computer to the USB port on the gateway. 3. Plug in your gateway and wait about 30 seconds for the lights to stop blinking. 4. Now, turn on your computer. If software usually logs you in to your Internet connection, do not run that software or cancel it if it starts automatically.

  • Page 20: Connecting To The Internet And Voip

    Wireless Cable Voice Gateway Model CVG824G Reference Manual 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. http://192.168.0.1 Figure 1-4 Note: You can use the parent or child user name and password to install the gateway.
  • Page 21 A DNS server is a host on the Internet that translates Internet names (such as http://www.netgear.com) to numeric IP addresses. Typically your ISP transfers the IP address of one or two DNS servers to your gateway during login. If the ISP does not transfer an address, you must obtain it from the ISP and enter it manually here.
  • Page 22 Wireless Cable Voice Gateway Model CVG824G Reference Manual 4. If you have VoIP service, connect the phone to a second line, you can connect that phone to Voice Port 2. To check the voice status, see Status” on page 4-3.

  • Page 23: Wireless Configuration

    This chapter describes how to set up the wireless features of your wireless voice gateway. In planning your wireless network, consider the level of security required. Select the location of your wireless equipment in order to maximize the network speed. Set up wireless features for the wireless voice gateway in this order: 1.
  • Page 24 Wireless Cable Voice Gateway Model CVG824G Reference Manual • Away from sources of interference, such as PCs, microwave ovens, and 2.4 GHz cordless phones. • Away from large metal surfaces. • Put the antenna in a vertical position to provide the best side-to-side coverage. Put the antenna in a horizontal position to provide the best up-and-down coverage.

  • Page 25: Ssid And Wireless Security Settings Form

    Regulatory Domain correctly as the first step. • SSID. The Service Set Identification (SSID) identifies the wireless local area network. NETGEAR is the default SSID. However, you may customize it by using up to 32 alphanumeric characters. Write your customized SSID on the line below. ____________________________________________________ The SSID in the wireless voice gateway is the SSID you configure in the wireless adapter card.

  • Page 26: Understanding Wireless Security Options

    Wireless Cable Voice Gateway Model CVG824G Reference Manual Understanding Wireless Security Options Wireless data transmissions can be received well beyond your walls by anyone with a compatible adapter. For this reason, use the security features of your wireless equipment. For more information about wireless security, see the link Deploy the security features appropriate to your needs.
  • Page 27 Wireless Cable Voice Gateway Model CVG824G Reference Manual 3. Under Setup on the main menu, select Wireless Settings. Figure 2-1 4. Configure or confirm the Wireless Settings page options described below: • Wireless Network Name (SSID): Enter an SSID up to 32 characters. The characters are case-sensitive.

  • Page 28: Setting Up Wireless Security

    Wireless Cable Voice Gateway Model CVG824G Reference Manual • Security Options: Wireless security is disabled by default. Configure wireless security by selecting one of the following options: “WPA-PSK (WiFi Protected Access Pre-Shared Key)” on page Protected Access 2 Pre-Shared Keys)” on page 5.

  • Page 29: Wep (Wired Equivalent Privacy)

    Wireless Cable Voice Gateway Model CVG824G Reference Manual WEP (Wired Equivalent Privacy) To configure WEP data encryption: 1. From the Wireless Settings page, choose WEP (Wired Equivalent Privacy) 64-bit encryption or WEP (Wired Equivalent Privacy) 128-bit encryption. Figure 2-3 2. Choose the authentication “Open System or Shared Key,” or Shared Key.”...

  • Page 30: Wpa-Psk (Wifi Protected Access Pre-Shared Key)

    Wireless Cable Voice Gateway Model CVG824G Reference Manual Note: If you use a wireless computer to configure WEP settings, you will be disconnected when you click Apply. Reconfigure your wireless computer to match the new settings, or access the wireless voice gateway from a wired computer to make further changes.

  • Page 31: Wpa (Wifi Protected Access)

    Wireless Cable Voice Gateway Model CVG824G Reference Manual WPA (WiFi Protected Access) Not all wireless adapters support WPA. Furthermore, client software is required on the client. Windows XP and Windows 2000 with Service Pack 3 or above do include the client software that supports WPA.

  • Page 32: Wpa2-Psk (Wifi Protected Access 2 Pre-Shared Keys)

    Wireless Cable Voice Gateway Model CVG824G Reference Manual WPA2-PSK (WiFi Protected Access 2 Pre-Shared Keys) Not all wireless adapters support WPA2-PSK. Furthermore, client software is required on the client. Windows XP and Windows 2000 with Service Pack 3 or above do include the client software that supports WPA2.

  • Page 33: Configuring Your Wireless Card Access List

    Wireless Cable Voice Gateway Model CVG824G Reference Manual Figure 2-7 2. Enter the WPA2 settings. These settings are required for communication and authentication from a Radius server. A secondary Radius server can be configured, which is used if the primary Radius server fails.
  • Page 34 Wireless Cable Voice Gateway Model CVG824G Reference Manual To restrict access based on MAC addresses: 1. Connect to the gateway and log in as described in page 2-4. Note: If your computer is connected wirelessly to the wireless voice gateway, be careful about selecting the Turn Access Control On checkbox.
  • Page 35 Wireless Cable Voice Gateway Model CVG824G Reference Manual Figure 2-9 To add a device to the Access List: 1. Add a device to the Access List using either of the following methods: a. If the computer is in the Connected Wireless Devices table, click the radio button of that computer to capture its MAC address;...
  • Page 36 Wireless Cable Voice Gateway Model CVG824G Reference Manual 2-14 Wireless Configuration v1.0, November 2006...

  • Page 37: Protecting Your Network

    Note: The user name and password are not the same as any user name or password your may use to log in to your Internet connection. NETGEAR recommends that you change this password to a more secure password. The ideal password should contain no dictionary words from any language, and should be a mixture of both upper and lower case letters, numbers, and symbols.

  • Page 38: Blocking Keywords, Sites And Services

    Wireless Cable Voice Gateway Model CVG824G Reference Manual 2. From the Maintenance menu, select Set Password. The following dialog box appears: Figure 3-2 3. To change the password, first enter the old password, and then enter the new password twice.

  • Page 39: Blocking Keywords And Domains

    Blocking Keywords and Domains You can restrict access to Internet content based on Web address keywords and domain names. A domain name is the name of a particular Web site. For example, for the address www.netgear.com, the domain name is NETGEAR.com.

  • Page 40: Using Mac Filtering To Block Access

    Wireless Cable Voice Gateway Model CVG824G Reference Manual • If the keyword “XXX” is specified, the URL “http://www.badstuff.com/xxx.html” is blocked. • If the keyword “.com” is specified, only Web sites with other domain suffixes (such as .edu or .gov) can be viewed.

  • Page 41: Blocking Access By Time Of Day

    Wireless Cable Voice Gateway Model CVG824G Reference Manual 2. Under Advanced on the main menu, select MAC Filtering. The MAC Filtering screen will display. At the top of the page is a table of Trusted Devices that are currently connected to the wireless voice gateway.

  • Page 42: Inbound And Outbound Rules

    Wireless Cable Voice Gateway Model CVG824G Reference Manual 3. In the Time of Day to Block section, select either All Day, or set the hours for Internet blocking 4. Click Apply to activate the settings. Inbound and Outbound Rules You can use firewall rules to block or allow specific traffic passing through from one side to the other.

  • Page 43: Port Blocking

    Wireless Cable Voice Gateway Model CVG824G Reference Manual Port Blocking You can use Port Blocking to block outbound traffic on specific ports. Figure 3-5 To configure port blocking: 1. Under Advanced on the main menu, select Port Blocking. The Port Blocking screen will display.

  • Page 44: Port Forwarding

    Wireless Cable Voice Gateway Model CVG824G Reference Manual 1. From the Port Filter List pull-down menu, select the rule that you added. and check the Enable radio box. 2. Select the radio box of the Day(s) you want to apply the rule.
  • Page 45 Wireless Cable Voice Gateway Model CVG824G Reference Manual To forward inbound traffic: 1. Select the service that you want to forward from the drop-down menu of Predefined Services. If the service that you want to forward is not in the predefined list, you can add a custom service.

  • Page 46: Port Triggering

    Wireless Cable Voice Gateway Model CVG824G Reference Manual Port Triggering Port Triggering is an advanced feature that allows you to dynamically open inbound ports based on outbound traffic on different ports. This feature can be used for gaming and other Internet applications.

  • Page 47: Setting Up A Default Dmz Host

    Wireless Cable Voice Gateway Model CVG824G Reference Manual Figure 3-7 To clear a Port Triggering rule: 1. Either remove the check from the Enable box to temporarily disable the rule, or 2. Select the rule and click Delete. Setting Up A Default DMZ Host The Default DMZ Server feature is helpful when using some online games and video conferencing applications that are incompatible with NAT.

  • Page 48: Turning On Universal Plug And Play (Upnp)

    Wireless Cable Voice Gateway Model CVG824G Reference Manual Incoming traffic from the Internet is normally discarded by the gateway unless the traffic is a response to one of your local computers or a service that you have configured in the Port Forwarding or Port Triggering page.
  • Page 49 Wireless Cable Voice Gateway Model CVG824G Reference Manual • Advertisement Period. The number entered in this field (in minutes) determines how often the router will advertise (broadcast) its UPnP information. This value can range from 1 to 1440 minutes. The default period is for 30 minutes.

  • Page 50: Enabling Or Disabling Content Filtering Services

    Wireless Cable Voice Gateway Model CVG824G Reference Manual Figure 3-9 Enabling or Disabling Content Filtering Services You can use the Services page to disable or enable certain gateway features which are described as follows: • Firewall Features. When enabled, the gateway will perform Stateful Packet Inspection (SPI) and protect against Denial of Service (DoS) attacks.
  • Page 51 Wireless Cable Voice Gateway Model CVG824G Reference Manual 2. Click Apply. To enable a feature: 1. Check the Enable radio box adjacent to the feature. 2. Click Apply. Figure 3-10 Protecting Your Network 3-15 v1.0, November 2006...
  • Page 52 Wireless Cable Voice Gateway Model CVG824G Reference Manual 3-16 Protecting Your Network 1.0, November 2006...

  • Page 53: Managing Your Network

    Chapter 4 Managing Your Network This chapter describes how to perform network management tasks such as Diagnostics, Restoring Factory Default Settings and Backup, as well as monitoring the current status of your gateway. Network Status Information The gateway provides a variety of status and usage information, which is discussed below. Viewing Gateway Status Under Maintenance on the main menu, select Gateway Status.
  • Page 54 Wireless Cable Voice Gateway Model CVG824G Reference Manual This Gateway Status fields are described in the following table: Table 4-1. Gateway Status Fields Field Information Standard Specification Compliant Hardware Version Software Version Cable MAC Address Device MAC Address Cable Modem Serial Number The serial number of the gateway hardware.

  • Page 55: Viewing Connection Status

    Wireless Cable Voice Gateway Model CVG824G Reference Manual Viewing Connection Status Under Maintenance on the main menu, select Connection. The Connection page will display. Figure 4-2 This screen shows detailed information about the status of your cable service provider connection that can be used for troubleshooting.

  • Page 56: About Lan Ip Settings

    Wireless Cable Voice Gateway Model CVG824G Reference Manual About LAN IP Settings The gateway is preconfigured to use private IP addresses on the LAN side, and to act as a DHCP server. The LAN IP settings are explained below: •...

  • Page 57: Using The Gateway As A Dhcp Server

    Wireless Cable Voice Gateway Model CVG824G Reference Manual Using the Gateway as a DHCP Server By default, the gateway is a DHCP server. It can assign IP, DNS server, and default gateway addresses to all computers connected to the LAN. The default wireless voice gateway address is its LAN address.
  • Page 58 Wireless Cable Voice Gateway Model CVG824G Reference Manual • Enable the DHCP Server to assign IP addresses to your computers automatically; or disable the DHCP Server and assign IP addresses to your computers manually. Note: If you disable the DHCP server, you must assign a static IP address to your PC in order to reconnect to the gateway and enable the DHCP server again.

  • Page 59: Viewing And Emailing Event Log Information

    Wireless Cable Voice Gateway Model CVG824G Reference Manual 3. CLick Add. To remove a reserved IP from the DHCP Reservation Lease Info table: 1. Check the radio button adjacent to the entry you want to remove from the table. 2. Click Delete.

  • Page 60: Restoring Factory Default Configuration Settings

    Wireless Cable Voice Gateway Model CVG824G Reference Manual 5. Click Apply. Figure 4-4 Restoring Factory Default Configuration Settings The configuration settings are stored in a configuration file in the gateway. You can use Erase to restore the factory default configuration settings. The default settings are listed in “Factory Default...

  • Page 61: Running Diagnostic Utilities

    Wireless Cable Voice Gateway Model CVG824G Reference Manual After an erase, the gateway user name is admin and the password is password. The LAN IP address is 192.168.0.1, and the DHCP client is enabled. Note: To restore the factory default configuration settings without knowing the login password or IP address, use the reset button on the rear panel of the gateway.

  • Page 62: Enabling Remote Management Access

    Wireless Cable Voice Gateway Model CVG824G Reference Manual 2. If you want to specify additional details, you can set the Ping Size, No. of Ping and Ping Interval. 3. Click Start Test to see the results of the Ping test; click Abort Test to stop a test in progress;...
  • Page 63 Wireless Cable Voice Gateway Model CVG824G Reference Manual Web browser access normally uses the standard HTTP service port 80. For greater security, you can specify a custom port by entering that number in the box provided. Choose a number between 1024 and 65535, but do not use the number of any common service port. The default is 8080, which is a common alternate for HTTP.
  • Page 64 Wireless Cable Voice Gateway Model CVG824G Reference Manual 4-12 Managing Your Network 1.0, November 2006...

  • Page 65: Troubleshooting

    This chapter gives information about troubleshooting your gateway. For the common problems listed, go to the section indicated. • Is the gateway on? • Have I connected the gateway correctly? Go to “Basic Functions” on page • I cannot access the gateway’s configuration with my browser. Go to “Troubleshooting the Web Configuration Interface”...

  • Page 66: Troubleshooting The Web Configuration Interface

    Wireless Cable Voice Gateway Model CVG824G Reference Manual If any of these conditions does not occur, see the table below: Table 5-1. Basic Troubleshooting with LEDs Problem Power LED is off. All LEDs stay on when the gateway is turned on.

  • Page 67: Troubleshooting The Isp Connection

    Wireless Cable Voice Gateway Model CVG824G Reference Manual • Make sure that your PC’s IP address is on the same subnet as the gateway. If you are using the recommended addressing scheme, your PC’s address should be in the range of 192.168.0.10 to 192.168.0.254.

  • Page 68: Troubleshooting A Tcp/Ip Network Using A Ping Utility

    Wireless Cable Voice Gateway Model CVG824G Reference Manual Troubleshooting a TCP/IP Network Using a Ping Utility Most TCP/IP terminal devices and routers contain a ping utility that sends an echo request packet to the designated device. The device then responds with an echo reply. Troubleshooting a TCP/IP network is made easier by using the ping utility in your PC or workstation.

  • Page 69: Testing The Path From Your Pc To A Remote Device

    Wireless Cable Voice Gateway Model CVG824G Reference Manual – 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.
  • Page 70 Wireless Cable Voice Gateway Model CVG824G Reference Manual Troubleshooting 1.0, November 2006...

  • Page 71: Factory Default Settings

    Default Settings and Technical Specifications Factory Default Settings You can use the reset button located on the front of your device to reset all settings to their factory defaults. This is called a hard reset. • To perform a hard reset, push and hold the reset button for approximately 5 seconds (until the TEST LED blinks rapidly).
  • Page 72 Wireless Cable Voice Gateway Model CVG824G Reference Manual Feature LAN IP Ending IP Address Static IP Address Pool Wireless Wireless Communication Wireless network name (SSID) SSID Broadcast Turn Radio On Default Channel Operating Mode Country/Region Wireless Card Access List Security...

  • Page 73: Technical Specifications

    Wireless Cable Voice Gateway Model CVG824G Reference Manual Technical Specifications The table below describes the technical specifications for the Wireless Cable Voice Gateway . Feature Network Protocol and Standards Compatibility Data and Routing Protocols: Power Adapter North America (input): All regions (output):...
  • Page 74 Wireless Cable Voice Gateway Model CVG824G Reference Manual Default Settings and Technical Specifications 1.0, November 2006...
  • Page 75 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 Internet Networking and TCP/IP Addressing: Wireless Communications: Preparing a Computer for Network Access: Virtual Private Networking...
  • Page 76 Wireless Cable Voice Gateway Model CVG824G Reference Manual Related Documents 1.0, November 2006...
  • Page 77 Numerics 192.168.0.1, default login 1-8, 2-4, 3-1, 3-3, 3-4 Basic Settings 1-8, 1-9 blocking keywords 3-3 outbound traffic 3-7 Web sites 3-3 Cable Modem 1-5 Cat5 cable 1-5 child login. See default child login Coaxial cable connection location 1-3 coaxial cable 1-5 computer connections LAN port to gateway 1-5 computer requirements...
  • Page 78 Wireless Cable Voice Gateway Model CVG824G Reference Manual outbound traffic 3-6 WAN to LAN 3-6 Fixed IP address pool. See Static IP address pool Fixed IP Address. See Static IP Address forwarding inbound traffic 3-8 front panel 1-2 front panel diagram 1-2...
  • Page 79 Wireless Cable Voice Gateway Model CVG824G Reference Manual Passphrase WEP, use with 2-7 WPA2-PSK, use with 2-10 WPA-PSK, use with 2-8 password changing 3-1 password, default password 3-4 ping command 4-9 port blocking 3-6, 3-7 port forwarding 3-8 port triggering 3-10...
  • Page 80 Wireless Cable Voice Gateway Model CVG824G Reference Manual wireless antenna location 2-2 channel setup 2-2 connection latency 2-2 interference 2-2 range 2-1 settings form 2-3 wireless adapter 802.11b 1-5 80211g 1-5 Wireless Card Access List 2-5 Wireless Card Access. See Mac access list...

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