NETGEAR DG834Gv3 - 54 Mbps Wireless ADSL Firewall Modem Reference Manual
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NETGEAR DG834Gv3 - 54 Mbps Wireless ADSL Firewall Modem Reference Manual

NETGEAR DG834Gv3 - 54 Mbps Wireless ADSL Firewall Modem Reference Manual

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Download this manual See also: Configuration Manual, Setup Manual
Reference Manual for the
ADSL Modem Wireless
Router DG834G
NETGEAR, Inc.
4500 Great America Parkway
Santa Clara, CA 95054 USA
202-10155-01
January 2006

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Summary of Contents for NETGEAR DG834Gv3 - 54 Mbps Wireless ADSL Firewall Modem

  • Page 1 Reference Manual for the ADSL Modem Wireless Router DG834G NETGEAR, Inc. 4500 Great America Parkway Santa Clara, CA 95054 USA 202-10155-01 January 2006...
  • Page 2 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 European Union Statement of Compliance Hereby, NETGEAR, Inc. declares that this modem router is in compliance with the essential requirements and other relevant provisions of Directive 1999/5/EC. Èesky tímto prohlašuje, že tento NETGEAR, Inc. 54 Mbps ADSL Modem Wireless Router [Czech] je ve shodì...
  • Page 4 Nederlands Hierbij verklaart dat het toestel NETGEAR, Inc. 54 Mbps ADSL Modem Wireless Router [Dutch] in overeenstemming is met de essentiële eisen en de andere relevante Model DG834G bepalingen van richtlijn 1999/5/EG. Malti Hawnhekk, , jiddikjara li dan NETGEAR, Inc.
  • Page 5 Refer to the Support Information Card that shipped with your 54 Mbps ADSL Modem Wireless Router Model DG834G. World Wide Web NETGEAR maintains a World Wide Web home page that you can access at the universal resource locator (URL) http://www.netgear.com .
  • Page 6 v1.0, January 2006...

  • Page 7: Table Of Contents

    Contents Reference Manual for the ADSL Modem Wireless Router DG834G Chapter 1 About This Manual Audience, Scope, Conventions, and Formats ..............1-1 How to Print this Manual ....................1-2 Chapter 2 Introduction About the Modem Router ....................2-1 Key Features ........................2-2 A Powerful, True Firewall ..................2-2 802.11 Standards-based Wireless Networking ............2-3 Easy Installation and Management ................2-3 Protocol Support ......................2-4...
  • Page 8 How to Restrict Wireless Access to Your Network ...........3-7 Choosing WEP Authentication and Security Encryption Methods ......3-10 How to Configure WEP ..................3-12 How to Configure WPA-PSK ..................3-13 How to Configure WPA-802.1x ................3-14 Chapter 4 Protecting Your Network Protecting Access to Your 54 Mbps ADSL Modem Wireless Router Model DG834G ..4-1 How to Change the Built-In Password ..............4-1 Changing the Administrator Login Timeout ..............4-2 Configuring Basic Firewall Services ................4-3...
  • Page 9 How to Set Up a Client-to-Gateway VPN Configuration ..........7-7 Step 1: Configuring the Client-to-Gateway VPN Tunnel on the DG834G v3 ...7-7 Step 2: Configuring the NETGEAR ProSafe VPN Client on the Remote PC ..7-12 How to Set Up a Gateway-to-Gateway VPN Configuration ..........7-21...
  • Page 10 Using the Reset button .....................8-9 Problems with Date and Time ..................8-9 Appendix A Technical Specifications Appendix B NETGEAR VPN Configuration DG834G v3 to FVL328 ....................B-1 Configuration Profile ....................B-1 Step-By-Step Configuration ..................B-2 DG834G v3 with FQDN to FVL328 ................B-6 Configuration Profile ....................
  • Page 11 Step 1: Configuring the Client-to-Gateway VPN Tunnel on the VPN Router at the Employer’s Main Office ..................B-15 Step 2: Configuring the NETGEAR ProSafe VPN Client on the Remote PC at the Telecommuter’s Home Office ................B-18 Monitoring the VPN Tunnel (Telecommuter Example) ..........B-28 Viewing the PC Client’s Connection Monitor and Log Viewer .......
  • Page 12 v1.0, January 2006...

  • Page 13: About This Manual

    This reference manual assumes that the reader has basic to intermediate computer and Internet skills. However, basic computer network, Internet, firewall, and VPN technologies tutorial information is provided in the Appendices and on the Netgear website. Note: Product updates are available on the NETGEAR, Inc. Web site at http://kbserver.netgear.com/products/DG834G v3.asp.

  • Page 14: How To Print This Manual

    Reference Manual for the ADSL Modem Wireless Router DG834G Warning: Ignoring this type of note may result in a malfunction or damage to the equipment. Danger: This is a safety warning. Failure to take heed of this notice may result in personal injury or death.
  • Page 15 Reference Manual for the ADSL Modem Wireless Router DG834G — Click the print icon in the upper left of the window. Tip: If your printer supports printing two pages on a single sheet of paper, you can save paper and printer ink by selecting this feature. •...
  • Page 16 Reference Manual for the ADSL Modem Wireless Router DG834G About This Manual v1.0, January 2006...

  • Page 17: Introduction

    Chapter 2 Introduction This chapter describes the features of the NETGEAR 54 Mbps ADSL Modem Wireless Router Model DG834G. The ADSL Modem Wireless Router is a combination of a built-in ADSL modem, modem router, 4-port switch, and firewall which enables your entire network to safely share an Internet connection that otherwise would be used by a single computer.

  • Page 18: Key Features

    Reference Manual for the ADSL Modem Wireless Router DG834G Key Features The ADSL Modem Wireless Router provides the following features: • A built-in ADSL modem • A powerful, true firewall • 802.11g standards-based wireless networking • Easy, Web-based setup for installation and management •...

  • Page 19: 802.11 Standards-Based Wireless Networking

    Reference Manual for the ADSL Modem Wireless Router DG834G 802.11 Standards-based Wireless Networking The ADSL Modem Wireless Router includes an 802.11g-compliant wireless access point, providing continuous, high-speed 10/100 Mbps access between your wireless and Ethernet devices. The access point provides: •...

  • Page 20: Protocol Support

    Reference Manual for the ADSL Modem Wireless Router DG834G • Visual monitoring The modem router’s front panel LEDs provide an easy way to monitor its status and activity. • Flash erasable programmable read-only memory (EPROM) for firmware upgrades. Protocol Support The DG834G v3 supports Transmission Control Protocol/Internet Protocol (TCP/IP) and Routing Information Protocol (RIP).

  • Page 21: Virtual Private Networking (Vpn)

    Reference Manual for the ADSL Modem Wireless Router DG834G • Dynamic DNS Dynamic DNS services allow remote users to find your network using a domain name when your IP address is not permanently assigned. The modem router contains a client that can connect to many popular Dynamic DNS services to register your dynamic IP address.

  • Page 22: Content Filtering

    Reference Manual for the ADSL Modem Wireless Router DG834G Content Filtering With its content filtering feature, the DG834G v3 prevents objectionable content from reaching your PCs. The modem router allows you to control access to Internet content by screening for keywords within Web addresses.

  • Page 23: What's In The Box

    Two plastic feet that can be used to stand the ADSL Modem Wireless Router on end • Warranty and Support Information cards 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. Introduction...

  • Page 24: The Router's Front Panel

    Reference Manual for the ADSL Modem Wireless Router DG834G The Router’s Front Panel The front panel shown below contains status LEDs. Figure 2-1 You can use the LEDs to verify various conditions. Table 2-1 describes each LED. Table 2-1. LED Descriptions Label Activity Description...

  • Page 25: The Router's Rear Panel

    Reference Manual for the ADSL Modem Wireless Router DG834G The Router’s Rear Panel The rear panel of the 54 Mbps ADSL Modem Wireless Router Model DG834G (Figure 2-2) contains port connections. Figure 2-2 Viewed from left to right, the rear panel contains the following elements: 1.

  • Page 26: Connecting The Router To The Internet

    To connect your ADSL Modem Wireless Router to the Internet, refer to the ADSL Modem Wirelesss Router Setup Manual on the DG834G ADSL Modem Wireless Router Resource CD or online as shown in the following table. Table 2-2. Language Dutch http://documentation.netgear.com/dg834g/nld/208-10039-01/ English http://documentation.netgear.com/dg834g/enu/208-10033-01/ French http://documentation.netgear.com/dg834g/fra/208-10034-01/ German http://documentation.netgear.com/dg834g/deu/208-10035-01/...

  • Page 27: Wireless Configuration

    Chapter 3 Wireless Configuration This chapter describes how to configure the wireless features of your 54 Mbps ADSL Modem Wireless Router Model DG834G. Considerations for a Wireless Network In planning your wireless network, you should consider the level of security required. You should also select the physical placement of your modem router in order to maximize the network speed.

  • Page 28: Implement Appropriate Wireless Security

    Reference Manual for the ADSL Modem Wireless Router DG834G The time it takes to establish a wireless connection can vary depending on both your security settings and placement. WEP connections can take slightly longer to establish. Also, WEP encryption can consume more battery power on a notebook computer. Implement Appropriate Wireless Security Note: Indoors, computers can connect over 802.11g wireless networks at a maximum range of up to 300 feet.

  • Page 29: Understanding Wireless Settings

    Reference Manual for the ADSL Modem Wireless Router DG834G • WEP. Wired Equivalent Privacy (WEP) data encryption provides data security. WEP Shared Key authentication and WEP data encryption will block all but the most determined eavesdropper. • WPA. Wi-Fi Protected Access (WPA) data encryption provides data security. The very strong authentication along with dynamic per frame re-keying of WPA make it virtually impossible to compromise.
  • Page 30 32 alphanumeric characters. The same Name (SSID) must be assigned to all wireless devices in your network. The default SSID is NETGEAR, but NETGEAR strongly recommends that you change your network Name to a different value.
  • Page 31 Reference Manual for the ADSL Modem Wireless Router DG834G — Wireless Isolation. If enabled, Wireless Stations will not be able to communicate with each other or with Stations on the wired network. This feature should normally be disabled. • Wireless Station Access List. —...

  • Page 32: How To Set Up And Test Basic Wireless Connectivity

    Reference Manual for the ADSL Modem Wireless Router DG834G Table 3-1. Wireless Security Options (continued) Field Description WPA-PSK (Wi- WPA Pre-Shared-Key uses a pre-shared key to perform the authentication and Fi Protected generate the initial data encryption keys. Then, it dynamically varies the encryption key. Access Pre- For a full explanation of WPA, see “Wireless Communications”...

  • Page 33: How To Restrict Wireless Access To Your Network

    Reference Manual for the ADSL Modem Wireless Router DG834G 4. Set the Region. Select the region in which the wireless interface will operate. 5. Set the Channel. The default channel is 11. This field determines which operating frequency will be used. It should not be necessary to change the wireless channel unless you notice interference problems with another nearby wireless router or access point.
  • Page 34 Reference Manual for the ADSL Modem Wireless Router DG834G These options are discussed below. Figure 3-3 Restricting Access to Your Network by Turning Off Wireless Connectivity You can completely turn off the wireless portion of the DG834G v3. For example, if your notebook computer is used to wirelessly connect to your router and you take a business trip, you can turn off the wireless portion of the router while you are traveling.
  • Page 35 Reference Manual for the ADSL Modem Wireless Router DG834G 2. From the Wireless Settings menu, Wireless Station Access List section, click the Setup Access List button to display the list, shown below: Figure 3-4 3. Select the Turn Access Control On check box to enable restricting wireless computers by their MAC addresses.

  • Page 36: Choosing Wep Authentication And Security Encryption Methods

    Reference Manual for the ADSL Modem Wireless Router DG834G You can copy and paste the MAC addresses from the modem router’s Attached Devices menu into the MAC Address box of this menu. To do this, configure each wireless computer to obtain a wireless link to the modem router.
  • Page 37 Reference Manual for the ADSL Modem Wireless Router DG834G Restricting wireless access prevents intruders from connecting to your network. However, the wireless data transmissions are still vulnerable to snooping. Using the WEP data encryption settings described below will prevent a determined intruder from eavesdropping on your wireless data communications.

  • Page 38: How To Configure Wep

    Reference Manual for the ADSL Modem Wireless Router DG834G There are two methods for creating WEP encryption keys: • Passphrase. Enter a word or group of printable characters in the Passphrase box and click the Generate button. • Manual. 64-bit WEP: Enter 10 hexadecimal digits (any combination of 0-9, a-f, or A-F). 128-bit WEP: Enter 26 hexadecimal digits (any combination of 0-9, a-f, or A-F).

  • Page 39: How To Configure Wpa-Psk

    Reference Manual for the ADSL Modem Wireless Router DG834G 7. Enter the encryption keys. You can manually or automatically program the four data encryption keys. These values must be identical on all computers and Access Points in your network. • Automatic —...

  • Page 40: How To Configure Wpa-802.1X

    Reference Manual for the ADSL Modem Wireless Router DG834G How to Configure WPA-802.1x Note: Not all wireless adapters support WPA. Consult the product document for your wireless adapter for instructions on configuring WPA settings. To configure WPA-802.1x, follow these steps: 1.

  • Page 41: 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 42: Changing The Administrator Login Timeout

    Reference Manual for the ADSL Modem Wireless Router DG834G 2. From the Main Menu of the browser interface, under the Maintenance heading, select Set Password to bring up the menu shown. Figure 4-2 3. To change the password, first enter the old password, and then enter the new password twice. 4.

  • Page 43: Configuring Basic Firewall Services

    Reference Manual for the ADSL Modem Wireless Router DG834G Configuring Basic Firewall Services Basic firewall services you can configure include access blocking and scheduling of firewall security. These topics are presented below. Blocking Keywords, Sites, and Services The modem router provides a variety of options for blocking Internet based content and communications services.
  • Page 44 Reference Manual for the ADSL Modem Wireless Router DG834G 2. Select the Block Sites link of the Security menu. Figure 4-3 3. To enable keyword blocking, select one of the following: • Per Schedule—to turn on keyword blocking according to the settings on the Schedule page.

  • Page 45: Firewall Rules

    Reference Manual for the ADSL Modem Wireless Router DG834G You can specify one trusted user, which is a computer that will be exempt from blocking and logging. Since the trusted user will be identified by an IP address, you should configure that computer with a fixed IP address.

  • Page 46: Inbound Rules (Port Forwarding)

    Reference Manual for the ADSL Modem Wireless Router DG834G To access the rules configuration of the DG834G v3, click the Firewall Rules link on the main menu, then click Add for either an Outbound or Inbound Service. Figure 4-4 • To edit an existing rule, select its button on the left side of the table and click Edit.
  • Page 47 Reference Manual for the ADSL Modem Wireless Router DG834G Remember that allowing inbound services opens holes in your firewall. Only enable those ports that are necessary for your network. Following are two application examples of inbound rules: Inbound Rule Example: A Local Public Web Server If you host a public Web server on your local network, you can define a rule to allow inbound Web (HTTP) requests from any outside IP address to the IP address of your Web server at any time of day.
  • Page 48 Reference Manual for the ADSL Modem Wireless Router DG834G • WAN Users—These settings determine which packets are covered by the rule, based on their source (WAN) IP address. Select the desired option: – Any — all IP addresses are covered by this rule. –...

  • Page 49: Outbound Rules (Service Blocking)

    Reference Manual for the ADSL Modem Wireless Router DG834G Considerations for Inbound Rules If your external IP address is assigned dynamically by your ISP, the IP address may change periodically as the DHCP lease expires. Consider using the Dynamic DNS feature in the Advanced menu so that external users can always find your network.
  • Page 50 Reference Manual for the ADSL Modem Wireless Router DG834G Outbound Rule Example: Blocking Instant Messenger If you want to block Instant Messenger usage by employees during working hours, you can create an outbound rule to block that application from any internal IP address to any external address according to the schedule that you have created in the Schedule menu.

  • Page 51: Order Of Precedence For Rules

    Reference Manual for the ADSL Modem Wireless Router DG834G • WAN Users—These settings determine which packets are covered by the rule, based on their destination WAN IP address. Select the desired option: – Any — all IP addresses are covered by this rule. –...

  • Page 52: Services

    Reference Manual for the ADSL Modem Wireless Router DG834G For any traffic attempting to pass through the firewall, the packet information is subjected to the rules in the order shown in the Rules Table, beginning at the top and proceeding to the default rules at the bottom.

  • Page 53: Setting Times And Scheduling Firewall Services

    Reference Manual for the ADSL Modem Wireless Router DG834G • To edit an existing Service, select its button on the left side of the table and click Edit Service. • To delete an existing Service, select its button on the left side of the table and click Delete Service.
  • Page 54 Enabling Daylight Savings Time will cause one hour to be added to the standard time. 4. The modem router has a list of NETGEAR NTP servers. If you would prefer to use a particular NTP server as the primary server, enter its IP address under Use this NTP Server.

  • Page 55: How To Schedule Firewall Services

    Network Security. To take advantage of this feature you must register an account with Trend Micro. For more information, refer to the Home Network Security Quick Start Guide on the NETGEAR Resource CD, or to http://www.trendmicro.com/offers/netgear. The Trend Micro software requires Microsoft Internet Explorer 5.5 or higher.

  • Page 56: Security Service Settings

    To install Home Network Security, click the Trend Micro banner and then follow the on-screen instructions. For assistance, refer to the Home Network Security Quick Start Guide included on the NETGEAR Resource CD. (You can download this document and the Home Network Security User’s Guide at http://www.trendmicro.com/en/support/tmss/netgear.)
  • Page 57 Reference Manual for the ADSL Modem Wireless Router DG834G • Enable Trend Micro Security Services. Select this check box and then click Apply to enable the Security Service features on this page (automatic updates and Client Virus Protection Status information). •...

  • Page 58: Parental Controls Settings

    Reference Manual for the ADSL Modem Wireless Router DG834G Parental Controls Settings Click Parental Controls under Content Filtering on the Main menu to get the Trend Micro Parental Controls menu shown below: Click this banner to install the Trend Micro dashboard and set up your Trend Micro account.
  • Page 59 Reference Manual for the ADSL Modem Wireless Router DG834G To select Parental Controls Mode: • Click Use General Controls to select General mode. In General mode, one access profile applies to all users. • Click Use Per-User Controls to select Per-User mode. In Per-User mode, each user has an individual access profile.
  • Page 60 Reference Manual for the ADSL Modem Wireless Router DG834G • To create a custom profile, click Use Custom Settings and then select the check boxes as desired. (For additional choices, click More Categories). • To allow unrestricted Internet access, click No Restrictions. 4.
  • Page 61 Reference Manual for the ADSL Modem Wireless Router DG834G • Illegal/Questionable: Sites that advocate or advise on performing illegal acts such as service theft, evading law enforcement, fraud, burglary techniques, and plagiarism. Also includes sites that provide or sell questionable educational materials, such as term papers. •...
  • Page 62 Reference Manual for the ADSL Modem Wireless Router DG834G 4-22 Protecting Your Network v1.0, January 2006...

  • Page 63: Managing Your Network

    Chapter 5 Managing Your Network This chapter describes how to perform network management tasks with your 54 Mbps ADSL Modem Wireless Router Model DG834G. Backing Up, Restoring, or Erasing Your Settings The configuration settings of the ADSL Modem Wireless Router are stored in a configuration file in the modem router.

  • Page 64: How To Restore The Configuration From A File

    NETGEAR. Upgrade files can be downloaded from NETGEAR's Web site. If the upgrade file is compressed (.ZIP file), you must first extract the binary (.BIN or .IMG) file before uploading it to the modem router.

  • Page 65: How To Upgrade The Modem Router Firmware

    Reference Manual for the ADSL Modem Wireless Router DG834G How to Upgrade the Modem Router Firmware NETGEAR recommends that you back up your configuration before doing a firmware upgrade. After the upgrade is complete, you may need to restore your configuration settings.

  • Page 66: Network Management Information

    Reference Manual for the ADSL Modem Wireless Router DG834G Network Management Information The DG834G v3 provides a variety of status and usage information which is discussed below. Viewing Modem Router Status and Usage Statistics From the Main Menu, under Maintenance, click Modem Router Status to view this screen. Figure 5-3 The Modem Router Status menu provides status and usage information.
  • Page 67 Reference Manual for the ADSL Modem Wireless Router DG834G This screen shows the following parameters: Table 5-1. Menu 3.2 - Modem Router Status Fields Field Description Account Name The Host Name assigned to the modem router in the Basic Settings menu.
  • Page 68 Reference Manual for the ADSL Modem Wireless Router DG834G Table 5-1. Menu 3.2 - Modem Router Status Fields (continued) Field Description Downstream Speed The speed at which the modem is receiving data from the ADSL line. Upstream Speed The speed at which the modem is transmitting data to the ADSL line. The Virtual Path Identifier setting.
  • Page 69 Reference Manual for the ADSL Modem Wireless Router DG834G This screen shows the following statistics: Table 5-2. Router Statistics Fields Field Description WAN or LAN Port The statistics for the WAN (Internet) and LAN ports. Status The link status of the port. TxPkts The number of packets transmitted on this port since reset or manual clear.
  • Page 70 Reference Manual for the ADSL Modem Wireless Router DG834G Click the Connection Status button to display modem router connection status, shown below: Figure 5-5 This screen shows the following statistics: Table 5-3. Connection Status Fields for PPPoA Field Description Connection Time The time elapsed since the last connection to the Internet via the ADSL port.

  • Page 71: Viewing Attached Devices

    Reference Manual for the ADSL Modem Wireless Router DG834G Viewing Attached Devices The Attached Devices menu contains a table of all IP devices that the modem router has discovered on the local network. From the Main Menu of the browser interface, under the Maintenance heading, select Attached Devices to view the table, shown: Figure 5-6 For each device, the table shows the IP address, Device Name if available, and the Ethernet MAC...
  • Page 72 Reference Manual for the ADSL Modem Wireless Router DG834G An example of the logs file is shown below. Figure 5-7 5-10 Managing Your Network v1.0, January 2006...
  • Page 73 Reference Manual for the ADSL Modem Wireless Router DG834G Log entries are described in Table 5-4 below: Table 5-4. Security Log entry descriptions Field Description Date and Time The date and time the log entry was recorded. Description or The type of event and what action was taken if any. Action Source IP The IP address of the initiating device for this log entry.

  • Page 74: Examples Of Log Messages

    Following are examples of log messages. In all cases, the log entry shows the timestamp as: Day, Year-Month-Date Hour:Minute:Second. Activation and Administration Tue, 2002-05-21 18:48:39 - NETGEAR activated [This entry indicates a power-up or reboot with initial time entry.] Tue, 2002-05-21 18:55:00 - Administrator login successful - IP:192.168.0.2 Thu, 2002-05-21 18:56:58 - Administrator logout - IP:192.168.0.2...

  • Page 75: Enabling Security Event E-Mail Notification

    Reference Manual for the ADSL Modem Wireless Router DG834G Dropped Packets Wed, 2002-05-22 07:15:15 - TCP packet dropped - Source:64.12.47.28,4787,WAN - Destination:134.177.0.11,21,LAN - [Inbound Default rule match] Sun, 2002-05-22 12:50:33 - UDP packet dropped - Source:64.12.47.28,10714,WAN - Destination:134.177.0.11,6970,LAN - [Inbound Default rule match] Sun, 2002-05-22 21:02:53 - ICMP packet dropped - Source:64.12.47.28,0,WAN - Destination:134.177.0.11,0,LAN - [Inbound Default rule match] [These entries show an inbound FTP (port 21) packet, User Datagram Protocol (UDP) packet...
  • Page 76 Reference Manual for the ADSL Modem Wireless Router DG834G • Turn e-mail notification on. Select this check box if you want to receive e-mail logs and alerts from the modem router. • Send alerts and logs via email. — Send To This E-mail Address Enter the e-mail address where you want to send the alerts and logs.

  • Page 77: Running Diagnostic Utilities And Rebooting The Modem Router

    Reference Manual for the ADSL Modem Wireless Router DG834G Running Diagnostic Utilities and Rebooting the Modem Router The ADSL Modem Wireless Router has a diagnostics feature. You can use the diagnostics menu to perform the following functions from the modem router: •...

  • Page 78: Enabling Remote Management

    Reference Manual for the ADSL Modem Wireless Router DG834G Enabling Remote Management Using the Remote Management page, you can allow a user or users on the Internet to configure, upgrade and check the status of your 54 Mbps ADSL Modem Wireless Router Model DG834G. Tip: Be sure to change the modem router's default password to a very secure password.
  • Page 79 Reference Manual for the ADSL Modem Wireless Router DG834G 4. Specify what external addresses will be allowed to access the modem router’s remote management. For security, restrict access to as few external IP addresses as practical: • To allow access from any IP address on the Internet, select Everyone. •...
  • Page 80 Reference Manual for the ADSL Modem Wireless Router DG834G 5-18 Managing Your Network v1.0, January 2006...

  • Page 81: Advanced Configuration

    Chapter 6 Advanced Configuration This chapter describes how to configure the advanced features of your 54 Mbps ADSL Modem Wireless Router Model DG834G. Configuring Advanced Security The 54 Mbps ADSL Modem Wireless Router Model DG834G provides a variety of advanced features, such as: •...

  • Page 82: Setting Up A Default Dmz Server

    Reference Manual for the ADSL Modem Wireless Router DG834G Setting Up A Default DMZ Server The Default DMZ Server feature is helpful when using some online games and videoconferencing applications that are incompatible with NAT. The modem router is programmed to recognize some of these applications and to work properly with them, but there are other applications that may not function well.

  • Page 83: Connect Automatically, As Required

    Reference Manual for the ADSL Modem Wireless Router DG834G 2. From the Main Menu, under Advanced, click the WAN Setup link to view the page shown: Figure 6-1 3. Select the Default DMZ Server check box. 4. Type the IP address for that server. 5.

  • Page 84: Respond To Ping On Internet Wan Port

    Reference Manual for the ADSL Modem Wireless Router DG834G Respond to Ping on Internet WAN Port If you want the modem router to respond to a 'ping' from the Internet, select the Respond to Ping on Internet WAN Port check box. This should only be used as a diagnostic tool, since it allows your modem router to be discovered.
  • Page 85 Reference Manual for the ADSL Modem Wireless Router DG834G These addresses are part of the Internet Engineering Task Force (IETF)-designated private address range for use in private networks, and should be suitable in most applications. If your network has a requirement to use a different IP addressing scheme, you can make those changes in this menu. Figure 6-2 The LAN TCP/IP Setup parameters are: •...

  • Page 86: Dhcp

    Reference Manual for the ADSL Modem Wireless Router DG834G • RIP Direction RIP (Router Information Protocol) allows a modem router to exchange routing information with other routers. The RIP Direction selection controls how the Modem Router sends and receives RIP packets. Both is the default. —...
  • Page 87 Reference Manual for the ADSL Modem Wireless Router DG834G Specify the pool of IP addresses to be assigned by setting the Starting IP Address and Ending IP Address. These addresses should be part of the same IP address subnet as the router’s LAN IP address.

  • Page 88: How To Configure Lan Tcp/Ip Settings

    Reference Manual for the ADSL Modem Wireless Router DG834G 4. Click Apply to enter the reserved address into the table. Note: The reserved address will not be assigned until the next time the computer contacts the router's DHCP server. Reboot the computer or access its IP configuration and force a DHCP release and renew.

  • Page 89: Configuring Dynamic Dns

    Reference Manual for the ADSL Modem Wireless Router DG834G Configuring Dynamic DNS If your network has a permanently assigned IP address, you can register a domain name and have that name linked with your IP address by public Domain Name Servers (DNS). However, if your Internet account uses a dynamically assigned IP address, you will not know in advance what your IP address will be, and the address can change frequently.
  • Page 90 Reference Manual for the ADSL Modem Wireless Router DG834G 2. From the Main Menu of the browser interface, under Advanced, select Dynamic DNS to display the page below. Figure 6-4 3. Access the Web site of one of the dynamic DNS service providers whose names appear in the ‘Service Provider’...

  • Page 91: Using Static Routes

    Reference Manual for the ADSL Modem Wireless Router DG834G Using Static Routes Static Routes provide additional routing information to your router. Under normal circumstances, the router has adequate routing information after it has been configured for Internet access, and you do not need to configure additional static routes. You must configure static routes only for unusual cases such as multiple routers or multiple IP subnets located on your network.

  • Page 92: How To Configure Static Routes

    Reference Manual for the ADSL Modem Wireless Router DG834G How to Configure Static Routes 1. Log in to the router at its default LAN address of http://192.168.0.1 with its default User Name of admin, default password of password, or using whatever User Name, Password and LAN address you have chosen for the router.

  • Page 93: Universal Plug And Play (Upnp)

    Reference Manual for the ADSL Modem Wireless Router DG834G d. Select Active to make this route effective. e. Type the Destination IP Address of the final destination. Type the IP Subnet Mask for this destination. If the destination is a single host, type 255.255.255.255. g.
  • Page 94 Reference Manual for the ADSL Modem Wireless Router DG834G • Advertisement Period: The Advertisement Period is 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. Shorter durations will ensure that control points have current device status at the expense of additional network traffic.

  • Page 95: Virtual Private Networking

    “How to Set Up a Client-to-Gateway VPN Configuration” on page 7-7 provides the steps needed to configure a VPN tunnel between a remote PC and a network gateway using the VPN Wizard and the NETGEAR ProSafe VPN Client. • “How to Set Up a Gateway-to-Gateway VPN Configuration” on page 7-21 provides the steps needed to configure a VPN tunnel between two network gateways using the VPN Wizard.

  • Page 96: Overview Of Vpn Configuration

    Client-to-Gateway VPN Tunnels provide secure access from a remote PC, such as a telecommuter connecting to an office network. VPN Tunnel DG834G (Running NETGEAR ProSafe VPN Client) Figure 7-1 A VPN client access allows a remote PC to connect to your network from any location on the Internet.

  • Page 97: Gateway-To-Gateway Vpn Tunnels

    DG834G VPN Firewall Figure 7-2 A VPN between two or more NETGEAR VPN-enabled routers is a good way to connect branch or home offices and business partners over the Internet. VPN tunnels also enable access to network resources across the Internet. In this case, use DG834G v3s on each end of the tunnel to form the VPN tunnel end points.

  • Page 98: Planning A Vpn

    Reference Manual for the ADSL Modem Wireless Router DG834G Planning a VPN When you set up a VPN, it is helpful to plan the network configuration and record the configuration parameters on a worksheet: Table 7-1. VPN Tunnel Configuration Worksheet Connection Name: Pre-Shared Key: Secure Association -- Main Mode or Manual Keys:...
  • Page 99 Reference Manual for the ADSL Modem Wireless Router DG834G • Will the remote end be any device on the remote LAN, a portion of the remote network (as defined by a subnet or by a range of IP addresses), or a single PC? •...

  • Page 100: Vpn Tunnel Configuration

    DG834G v3 and the corresponding VPN endpoint gateway or client workstation. Note: NETGEAR publishes additional interoperability scenarios with various gateway and client software products. Look on the NETGEAR web site at www.netgear.com for these interoperability scenarios.

  • Page 101: How To Set Up A Client-To-Gateway Vpn Configuration

    (Running NETGEAR ProSafe VPN Client) Figure 7-3 Setting up a VPN between a remote PC running the NETGEAR ProSafe VPN Client and a network gateway involves the following two steps: • “Step 1: Configuring the Client-to-Gateway VPN Tunnel on the DG834G v3” on page 7-7 uses the VPN Wizard to configure the VPN tunnel between the remote PC and network gateway.
  • Page 102 Reference Manual for the ADSL Modem Wireless Router DG834G Table 7-3. VPN Tunnel Configuration Worksheet Connection Name: RoadWarrior Pre-Shared Key: 12345678 Secure Association -- Main Mode or Manual Keys: Main Perfect Forward Secrecy -- Enabled or Disabled: Disabled NETBIOS -- Enabled or Disabled: Enabled Encryption Protocol -- DES or 3DES: 3DES...
  • Page 103 Reference Manual for the ADSL Modem Wireless Router DG834G 1. Log in to the DG834G v3 at its LAN address of http://192.168.0.1 with its default user name and password of . Click the VPN Wizard link in the main menu to admin password display this screen.
  • Page 104 Reference Manual for the ADSL Modem Wireless Router DG834G The Summary screen below displays. Figure 7-6 7-10 Virtual Private Networking v1.0, January 2006...
  • Page 105 Reference Manual for the ADSL Modem Wireless Router DG834G To view the VPNC recommended authentication and encryption settings used by the VPN Wizard, click the “here” link. Click Back to return to the Summary screen. 1 hour Figure 7-7 3. Click Done on the Summary screen to complete the configuration procedure. The VPN Policies menu below displays showing that the new tunnel is enabled.

  • Page 106: Step 2: Configuring The Netgear Prosafe Vpn Client On The Remote Pc

    This procedure describes how to configure the NETGEAR ProSafe VPN Client. We will assume the PC running the client has a dynamically assigned IP address. The PC must have the NETGEAR ProSafe VPN Client program installed that supports IPSec. Go to the NETGEAR website (http://www.netgear.com) and select VPN01L_VPN05L in the Product Quick Find drop-down menu for information on how to purchase the NETGEAR ProSafe VPN Client.
  • Page 107 Reference Manual for the ADSL Modem Wireless Router DG834G b. From the Edit menu of the Security Policy Editor, click Add, then Connection. Figure 7-9 A “New Connection” listing appears in the list of policies. Rename the “New Connection” so that it matches the Connection Name you entered in the VPN Settings of the DG834G v3 on LAN A.
  • Page 108 Figure 7-10. 3. Configure the Security Policy in the NETGEAR ProSafe VPN Client software: a. In the Network Security Policy list, expand the new connection by double clicking its name or clicking on the “+” symbol. My Identity and Security Policy subheadings appear below the connection name.
  • Page 109 Reference Manual for the ADSL Modem Wireless Router DG834G a. In the Network Security Policy list on the left side of the Security Policy Editor window, click on My Identity. Figure 7-11 b. Choose None in the Select Certificate menu. c.
  • Page 110 Reference Manual for the ADSL Modem Wireless Router DG834G e. Click the Pre-Shared Key button. In the Pre-Shared Key dialog box, click the Enter Key button. Enter the DG834G v3's Pre-Shared Key and click OK. In this example, 12345678 is entered. This field is case sensitive. Figure 7-12 5.
  • Page 111 Reference Manual for the ADSL Modem Wireless Router DG834G c. In the Authentication Method menu, select Pre-Shared key. d. In the Encrypt Alg menu, select the type of encryption to correspond with what was configured for the Encryption Protocol in the DG834G v3 in Table 7-3 on page 7-8.
  • Page 112 “Connect” option in the NETGEAR ProSafe menu bar. The NETGEAR ProSafe client will report the results of the attempt to connect. Since the remote PC has a dynamically assigned WAN IP address, it must initiate the request.
  • Page 113 Information on the progress and status of the VPN client connection can be viewed by opening the NETGEAR ProSafe Log Viewer. To launch this function, click on the Windows Start button, then select Programs, then NETGEAR ProSafe VPN Client, then Log Viewer. The Log Viewer screen for a successful connection is shown below: Figure 7-17 Note: Use the active VPN tunnel information and pings to determine whether a failed connection is due to the VPN tunnel or some reason outside the VPN tunnel.
  • Page 114 Reference Manual for the ADSL Modem Wireless Router DG834G 9. The Connection Monitor screen for this connection is shown below: Figure 7-18 In this example you can see the following: • The DG834G v3 has a public IP WAN address of 22.23.24.25. •...

  • Page 115: How To Set Up A Gateway-To-Gateway Vpn Configuration

    Reference Manual for the ADSL Modem Wireless Router DG834G How to Set Up a Gateway-to-Gateway VPN Configuration Note: This section uses the VPN Wizard to set up the VPN tunnel using the VPNC default parameters listed in Table 7-2 on page 7-5.
  • Page 116 22.23.24.25 Note: The LAN IP address ranges of each VPN endpoint must be different. The connection will fail if both are using the NETGEAR default address range of 192.168.0.x. Follow this procedure to configure a gateway-to-gateway VPN tunnel using the VPN Wizard.
  • Page 117 Reference Manual for the ADSL Modem Wireless Router DG834G Figure 7-20 2. Fill in the Connection Name and the pre-shared key, select the type of target end point, and click Next to proceed. Enter the new Connection Name: (e.g., GtoG) Enter the pre-shared key: (e.g., 12345678) Select the radio button:...
  • Page 118 Reference Manual for the ADSL Modem Wireless Router DG834G 3. Fill in the IP Address or FQDN for the target VPN endpoint WAN connection and click Next. Enter the WAN IP address of the remote VPN gateway: (e.g., 22.23.24.25) Figure 7-22 4.
  • Page 119 Reference Manual for the ADSL Modem Wireless Router DG834G The Summary screen below displays. Figure 7-24 Virtual Private Networking 7-25 v1.0, January 2006...
  • Page 120 Reference Manual for the ADSL Modem Wireless Router DG834G To view the VPNC recommended authentication and encryption settings used by the VPN Wizard, click the “here” link (see Figure 7-24). Click Back to return to the Summary screen. 1 hour Figure 7-25 5.
  • Page 121 Reference Manual for the ADSL Modem Wireless Router DG834G Note: Refer to “Using Auto Policy to Configure VPN Tunnels” on page 7-38 enable the IKE keepalive capability on an existing VPN tunnel. 6. Repeat for the DG834G v3 on LAN B and pay special attention to use the following network settings as appropriate.
  • Page 122 Reference Manual for the ADSL Modem Wireless Router DG834G a. Open the DG834G v3 management interface and click on VPN Status to get the VPN Status/Log screen (Figure 7-27). Figure 7-27 b. Click on VPN Status (Figure 7-29) to get the Current VPN Tunnels (SAs) screen (Figure 7-28).

  • Page 123: Vpn Tunnel Control

    Reference Manual for the ADSL Modem Wireless Router DG834G VPN Tunnel Control Activating a VPN Tunnel There are three ways to activate a VPN tunnel: • Use the VPN Status page. • Activate the VPN tunnel by pinging the remote endpoint. •...
  • Page 124 PC to the DG834G v3’s network by using the “Connect” option in the NETGEAR ProSafe menu bar. The NETGEAR ProSafe client will report the results of the attempt to connect. Since the remote PC has a dynamically assigned WAN IP address, it must initiate the request.
  • Page 125 Reference Manual for the ADSL Modem Wireless Router DG834G Figure 7-31: Running a Ping test to the LAN from the PC This will cause a continuous ping to be sent to the first DG834G v3. After between several seconds and two minutes, the ping response should change from “timed out” to “reply.” Note: Use Ctrl-C to stop the pinging.
  • Page 126 Reference Manual for the ADSL Modem Wireless Router DG834G b. ping 192.168.3.1. Figure 7-33 Note: The pings may fail the first time. If so, then try the pings a second time. Start Using a VPN Tunnel to Activate It To use a VPN tunnel, use a Web browser to go to a URL whose IP address or range is covered by the policy for that VPN tunnel.

  • Page 127: Verifying The Status Of A Vpn Tunnel

    Reference Manual for the ADSL Modem Wireless Router DG834G Verifying the Status of a VPN Tunnel To use the VPN Status page to determine the status of a VPN tunnel, perform the following steps: 1. Log in to the Modem Router. 2.
  • Page 128 Reference Manual for the ADSL Modem Wireless Router DG834G 3. Click on VPN Status (Figure 7-29) to get the Current VPN Tunnels (SAs) screen. Figure 7-35 This table lists the following data for each active VPN Tunnel. • SPI—each SA has a unique SPI (Security Parameter Index) for traffic in each direction. For "Manual"...

  • Page 129: Deactivating A Vpn Tunnel

    Reference Manual for the ADSL Modem Wireless Router DG834G Deactivating a VPN Tunnel Sometimes a VPN tunnel must be deactivated for testing purposes. There are two ways to deactivate a VPN tunnel: • Policy table on VPN Policies page • VPN Status page Using the Policy Table on the VPN Policies Page to Deactivate a VPN Tunnel To use the VPN Policies page to deactivate a VPN tunnel, perform the following steps:...
  • Page 130 Reference Manual for the ADSL Modem Wireless Router DG834G 2. Open the DG834G v3 management interface and click on VPN Status to get the VPN Status/ Log screen (Figure 7-37). Figure 7-37 3. Click VPN Status (Figure 7-37) to get the Current VPN Tunnels (SAs) screen (Figure 7-38).

  • Page 131: Deleting A Vpn Tunnel

    Reference Manual for the ADSL Modem Wireless Router DG834G Note: When NETBIOS is enabled (which it is in the VPNC defaults implemented by the VPN Wizard), automatic traffic will reactivate the tunnel. To prevent reactivation from happening, either disable NETBIOS or disable the policy for the tunnel (see “Using the Policy Table on the VPN Policies Page to Deactivate a VPN Tunnel”...

  • Page 132: How To Set Up Vpn Tunnels In Special Circumstances

    Reference Manual for the ADSL Modem Wireless Router DG834G How to Set Up VPN Tunnels in Special Circumstances When the VPN Wizard and its VPNC defaults (see Table 7-2) are not appropriate for your special circumstances, use one of the following alternatives: •...
  • Page 133 Reference Manual for the ADSL Modem Wireless Router DG834G Figure 7-40 Virtual Private Networking 7-39 v1.0, January 2006...
  • Page 134 Reference Manual for the ADSL Modem Wireless Router DG834G The DG834G v3 VPN tunnel network connection fields are defined as follows: General. These settings identify this policy and determine its major characteristics. • Policy Name—Enter a unique name to identify this policy. This name is not supplied to the remote VPN endpoint.
  • Page 135 Reference Manual for the ADSL Modem Wireless Router DG834G Remote LAN. This identifies which PCs on the remote LAN are covered by this policy. For each selection, data must be provided as follows: — • Single PC - no Subnet select this option if there is no LAN (only a single PC) at the remote endpoint.
  • Page 136 Reference Manual for the ADSL Modem Wireless Router DG834G Remote Identity Type—select the desired option to match the "Local Identity Type" setting on the remote VPN endpoint. — • IP Address the Internet IP address of the remote VPN endpoint. —...
  • Page 137 Reference Manual for the ADSL Modem Wireless Router DG834G Example of Using Auto Policy VPN Tunnel 14.15.16.17 22.23.24.25 DG834G VPN DG834G VPN Firewall Firewall 192.168.3.1 192.168.0.1 Figure 7-41 1. Set the LAN IPs on each DG834G v3 to different subnets and configure each properly for the Internet.
  • Page 138 Reference Manual for the ADSL Modem Wireless Router DG834G 2. Open the DG834G v3 on LAN A management interface and click on VPN Policies. Figure 7-42 3. Click Add Auto Policy. 4. Enter policy settings (see Figure 7-43). • General —...
  • Page 139 Reference Manual for the ADSL Modem Wireless Router DG834G — Authentication Algorithm = MD5 — Pre-shared Key = 12345678 Figure 7-43 Virtual Private Networking 7-45 v1.0, January 2006...
  • Page 140 Reference Manual for the ADSL Modem Wireless Router DG834G 5. Click Apply. The Get VPN Policies web page is displayed. Figure 7-44 6. Repeat for the DG834G v3 on LAN B and pay special attention to use the following network settings as appropriate.
  • Page 141 Reference Manual for the ADSL Modem Wireless Router DG834G a. Open the DG834G v3 management interface and click on VPN Status to display the VPN Status/Log screen (Figure 7-45). Figure 7-45 b. Click VPN Status (Figure 7-45) to display the Current VPN Tunnels (SAs) screen (Figure 7-46).

  • Page 142: Using Manual Policy To Configure Vpn Tunnels

    Reference Manual for the ADSL Modem Wireless Router DG834G Using Manual Policy to Configure VPN Tunnels As an alternative to IKE, you may use Manual Keying, in which you must specify each phase of the connection. A "Manual" VPN policy requires all settings for the VPN tunnel to be manually input at each end (both VPN endpoints).
  • Page 143 Reference Manual for the ADSL Modem Wireless Router DG834G General. The DG834G v3 VPN tunnel network connection fields are defined as follows: • Policy Name—enter a unique name to identify this policy. This name is not supplied to the remote VPN endpoint. It is used only to help you manage the policies. •...
  • Page 144 Reference Manual for the ADSL Modem Wireless Router DG834G • Subnet address—enter an IP address in the "Single/Start IP address" field, and the desired network mask in the "Subnet Mask" field. The remote VPN endpoint must have these IP addresses entered as its "Local" addresses. ESP Configuration.

  • Page 145: Troubleshooting

    Chapter 8 Troubleshooting This chapter gives information about troubleshooting your 54 Mbps ADSL Modem Wireless Router Model DG834G. After each problem description, instructions are provided to help you diagnose and solve the problem. For the common problems listed, go to the section indicated. •...

  • Page 146: Power Led Not On

    • Check that you are using the 12 V DC power adapter supplied by NETGEAR for this product. If the error persists, you have a hardware problem and should contact technical support.

  • Page 147: Troubleshooting The Web Configuration Interface

    Reference Manual for the ADSL Modem Wireless Router DG834G • Make sure that the Ethernet cable connections are secure at the router and at the hub or workstation. • Make sure that power is turned on to the connected hub or workstation. •...

  • Page 148: Troubleshooting The Isp Connection

    Reference Manual for the ADSL Modem Wireless Router DG834G If the router does not save changes you have made in the Web Configuration Interface, check the following: • When entering configuration settings, be sure to click the Apply button before moving to another menu or tab, or your changes are lost.

  • Page 149: Obtaining A Wan Ip Address

    To check the WAN IP address from the browser interface: 1. Launch your browser and select an external site such as www.netgear.com. 2. Access the Main Menu of the modem router’s configuration at http://192.168.0.1. 3. Under the Maintenance heading check that an IP address is shown for the WAN Port.

  • Page 150: Troubleshooting Pppoe Or Pppoa

    Reference Manual for the ADSL Modem Wireless Router DG834G • If you have selected a login program, you may have incorrectly set the Service Name, User Name and Password. See “Troubleshooting PPPoE or PPPoA”, below. • Your ISP may check for your computer's host name. Assign the computer Host Name of your ISP account to the modem router in the browser- based Setup Wizard.

  • Page 151: Troubleshooting Internet Browsing

    Reference Manual for the ADSL Modem Wireless Router DG834G Troubleshooting Internet Browsing If your modem router can obtain an IP address but your computer is unable to load any Web pages from the Internet: • Your computer may not recognize any DNS server addresses. A DNS server is a host on the Internet that translates Internet names (such as www addresses) to numeric IP addresses.

  • Page 152: Testing The Path From Your Computer To A Remote Device

    Reference Manual for the ADSL Modem Wireless Router DG834G If the path is working, you see this message: Reply from < IP address >: bytes=32 time=NN ms TTL=xxx If the path is not working, you see this message: Request timed out If the path is not functioning correctly, you could have one of the following problems: •...

  • Page 153: Restoring The Default Configuration And Password

    Reference Manual for the ADSL Modem Wireless Router DG834G — If your ISP assigned a host name to your PC, enter that host name as the Account Name in the Basic Settings menu. — Your ISP could be rejecting the Ethernet MAC addresses of all but one of your PCs. Many broadband ISPs restrict access by only allowing traffic from the MAC address of your broadband modem, but some ISPs additionally restrict access to the MAC address of a single PC connected to that modem.
  • Page 154 Reference Manual for the ADSL Modem Wireless Router DG834G • Date shown is January 1, 2000 Cause: The router has not yet successfully reached a Network Time Server. Check that your Internet access settings are configured correctly. If you have just completed configuring the router, wait at least five minutes and check the date and time again.

  • Page 155: Technical Specifications

    Appendix A Technical Specifications This appendix provides technical specifications for the 54 Mbps ADSL Modem Wireless Router Model DG834G. Network Protocol and Standards Compatibility Data and Routing Protocols: TCP/IP, RIP-1, RIP-2, DHCP, PPPoE or PPPoA, RFC 1483 Bridged or Routed Ethernet, and RFC 1577 Classical IP over ATM Power Adapter North America: 120V, 60 Hz, input...
  • Page 156 Reference Manual for the ADSL Modem Wireless Router DG834G Technical Specifications v1.0, January 2006...

  • Page 157: Netgear Vpn Configuration

    NETGEAR VPN Configuration DG834G v3 to FVL328 This appendix is a case study on how to configure a secure IPSec VPN tunnel from a NETGEAR DG834G v3 to a FVL328. This case study follows the VPN Consortium interoperability profile guidelines (found at http://www.vpnc.org/InteropProfiles/Interop-01.html).

  • Page 158: Step-By-Step Configuration

    WAN IP 10.5.6.1 172.23.9.1 FVL328 DG834G Figure B-1 Note: Product updates are available on the NETGEAR, Inc. web site at http://kbserver.netgear.com/DG834G v3.asp. Step-By-Step Configuration 1. Configure the DG834G v3 as in the Gateway-to-Gateway procedures using the VPN Wizard (see “How to Set Up a Gateway-to-Gateway VPN Configuration” on page 7-21), being certain to use appropriate network addresses for the environment.
  • Page 159 Reference Manual for the ADSL Modem Wireless Router DG834G Click VPN Policies under Advanced - VPN to invoke this screen 10.5.6.1 172.23.9.1 toFVL328 toFVL328 22.23.24.25 10 10 Figure B-2 NETGEAR VPN Configuration v1.0, January 2006...
  • Page 160 In Step 1, enter toDG834 for the Connection Name b. In Step 2, enter 14.15.16.17 for the remote WAN's IP address c. In Step 3, enter the following: • IP Address = 10.5.6.1 • Subnet Mask = 255.255.255.0 NETGEAR VPN Configuration v1.0, January 2006...
  • Page 161 Reference Manual for the ADSL Modem Wireless Router DG834G toDG834 toDG834 22.23.24.25 14.15.16.17 Click IKE Policies under 22.23.24.25 VPN to invoke this screen 14.15.16.17 toDG834 172.23.9.1 10.5.6.1 Click VPN Policies under VPN to invoke this screen toDG834 toDG834 14.15.16.17 Figure B-3 NETGEAR VPN Configuration v1.0, January 2006...

  • Page 162: Dg834G V3 With Fqdn To Fvl328

    DG834G v3 with FQDN to FVL328 This appendix is a case study on how to configure a VPN tunnel from a NETGEAR DG834G v3 to a FVL328 using a Fully Qualified Domain Name (FQDN) to resolve the public address of one or both routers.
  • Page 163 Gateway B WAN IP WAN IP LAN IP LAN IP 10.5.6.1 172.23.9.1 dg834g.dyndns.org fvl328.dyndns.org (FQDN) (FQDN) DG834G FVL328 Figure B-5 Note: Product updates are available on the NETGEAR, Inc. web site at http://kbserver.netgear.com/DG834G v3.asp. NETGEAR VPN Configuration v1.0, January 2006...

  • Page 164: Step-By-Step Configuration

    LAN address as 10.5.6.1 for Gateway A and have set your own password. 2. Click on the Dynamic DNS link on the left side of the Settings management GUI. This will take you to the Dynamic DNS Menu. NETGEAR VPN Configuration v1.0, January 2006...
  • Page 165 Host Name = dg834g.dyndns.org • User Name = <user's account username> • Password = <user's account password> c. Click Show Status. The resulting screen should show Update OK: good (see Figure B-7). Figure B-7 NETGEAR VPN Configuration v1.0, January 2006...
  • Page 166 B-8), configure with appropriate account and hostname settings (see Figure B-9), and then click Apply. • Host and Domain Name = fvl328.dyndns.org • User Name = <user's account username> • Password = <user's account password> B-10 NETGEAR VPN Configuration v1.0, January 2006...
  • Page 167 Reference Manual for the ADSL Modem Wireless Router DG834G Figure B-9 c. Click Show Status. The resulting screen should show Update OK: good (see Figure B-10). Figure B-10 NETGEAR VPN Configuration B-11 v1.0, January 2006...
  • Page 168 Subnet Mask = 255.255.255.0 7. Test the VPN tunnel by pinging the remote network from a PC attached to the DG834G v3. a. Open the command prompt (Start -> Run -> cmd) b. ping 172.23.9.1 B-12 NETGEAR VPN Configuration v1.0, January 2006...
  • Page 169 Reference Manual for the ADSL Modem Wireless Router DG834G Figure B-11 Note: The pings may fail the first time. If this happens, try the pings a second time. NETGEAR VPN Configuration B-13 v1.0, January 2006...

  • Page 170: Configuration Summary (Telecommuter Example

    Figure B-12 Setting Up the Client-to-Gateway VPN Configuration (Telecommuter Example) Setting up a VPN between a remote PC running the NETGEAR ProSafe VPN Client and a network gateway involves the following two steps: • Step 1: Configuring the Client-to-Gateway VPN Tunnel on the VPN Router at the Employer’s Main Office.

  • Page 171: Step 1: Configuring The Client-To-Gateway Vpn Tunnel On The Vpn Router At The Employer's Main Office

    Reference Manual for the ADSL Modem Wireless Router DG834G • Step 2: Configuring the NETGEAR ProSafe VPN Client on the Remote PC at the Telecommuter’s Home Office configures the NETGEAR ProSafe VPN Client endpoint. Step 1: Configuring the Client-to-Gateway VPN Tunnel on the VPN Router at the Employer’s Main Office...
  • Page 172 Address Reservation set and VPN Passthrough enabled) Main Mode Fully Qualified Domain Name fromDG834G.com (in this example) Fully Qualified Domain Name toDG834G.com (in this example) 3DES 12345678 (in this example) 3600 Figure B-13 B-16 NETGEAR VPN Configuration v1.0, January 2006...
  • Page 173 Reference Manual for the ADSL Modem Wireless Router DG834G 2. Click Apply when done to get the VPN Policies screen. Figure B-14 To view or modify the tunnel settings, select the radio button next to the tunnel entry and click Edit. NETGEAR VPN Configuration B-17 v1.0, January 2006...

  • Page 174: Step 2: Configuring The Netgear Prosafe Vpn Client On The Remote Pc At The Telecommuter's Home Office

    ) in the system tray after rebooting. e. Double-click the system tray icon to open the Security Policy Editor. 2. Add a new connection. a. Run the NETGEAR ProSafe Security Policy Editor program and create a VPN Connection. B-18 NETGEAR VPN Configuration...
  • Page 175 Connection Name used on the gateway side of the VPN tunnel (see Figure B-16) because Connection Names are arbitrary to how the VPN tunnel functions. Tip: Choose Connection Names that make sense to the people using and administrating the VPN. Figure B-15 NETGEAR VPN Configuration B-19 v1.0, January 2006...
  • Page 176 In the Network Security Policy list, expand the new connection by double clicking its name or clicking on the “+” symbol. My Identity and Security Policy subheadings appear below the connection name. B-20 NETGEAR VPN Configuration v1.0, January 2006...
  • Page 177 In this step, you will provide information about the remote VPN client PC. You will need to provide the Pre-Shared Key that you configured in the DG834G v3 and either a fixed IP address or a “fixed virtual” IP address of the VPN client PC. NETGEAR VPN Configuration B-21 v1.0, January 2006...
  • Page 178 In the Internet Interface box, select Intel PRO/100VE Network Connection (in this example, your Ethernet adapter may be different) in the Name menu and enter 192.168.2.3 (in this example) in the IP Addr box. B-22 NETGEAR VPN Configuration v1.0, January 2006...
  • Page 179 Security Policy heading by double clicking its name or clicking on the “+” symbol. b. Expand the Authentication subheading by double clicking its name or clicking on the “+” symbol. Then select Proposal 1 below Authentication. NETGEAR VPN Configuration B-23 v1.0, January 2006...
  • Page 180 6. Configure the VPN Client Key Exchange Proposal. In this step, you will provide the type of encryption (DES or 3DES) to be used for this connection. This selection must match your selection in the VPN router configuration. B-24 NETGEAR VPN Configuration v1.0, January 2006...
  • Page 181 After you have configured and saved the VPN client information, your PC will automatically open the VPN connection when you attempt to access any IP addresses in the range of the remote VPN router’s LAN. 8. Check the VPN Connection. NETGEAR VPN Configuration B-25 v1.0, January 2006...
  • Page 182 To perform a ping test using our example, start from the remote PC: a. Establish an Internet connection from the PC. b. On the Windows taskbar, click the Start button, and then click Run. B-26 NETGEAR VPN Configuration v1.0, January 2006...
  • Page 183 Note: You can use the VPN router diagnostic utilities to test the VPN connection from the VPN router to the client PC. Run ping tests from the Diagnostics link of the VPN router main menu. NETGEAR VPN Configuration B-27 v1.0, January 2006...

  • Page 184: Monitoring The Vpn Tunnel (Telecommuter Example

    Note: Use the active VPN tunnel information and pings to determine whether a failed connection is due to the VPN tunnel or some reason outside the VPN tunnel. 2. The Connection Monitor screen is shown below: Figure B-25 B-28 NETGEAR VPN Configuration v1.0, January 2006...

  • Page 185: Viewing The Vpn Router's Vpn Status And Log Information

    1. To view this screen, click the Router Status link of the VPN router’s main menu, then click the VPN Status button. The VPN Status/Log screen for a connection is shown below: Figure B-26 NETGEAR VPN Configuration B-29 v1.0, January 2006...
  • Page 186 Reference Manual for the ADSL Modem Wireless Router DG834G 2. To view the VPN tunnels status, click the VPN Status link on the right side of the main menu. Figure B-27 B-30 NETGEAR VPN Configuration v1.0, January 2006...
  • Page 187 Reference Manual for the ADSL Modem Wireless Router DG834G NETGEAR VPN Configuration B-31 v1.0, January 2006...
  • Page 188 Reference Manual for the ADSL Modem Wireless Router DG834G B-32 NETGEAR VPN Configuration v1.0, January 2006...

  • Page 189: Appendix C Related Documents

    Appendix C 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 Internet Networking and TCP/IP http://documentation.netgear.com/reference/enu/tcpip/index.htm Addressing Wireless Communications http://documentation.netgear.com/reference/enu/wireless/index.htm Preparing a Computer for http://documentation.netgear.com/reference/enu/wsdhcp/index.htm...
  • Page 190 Reference Manual for the ADSL Modem Wireless Router DG834G Related Documents v1.0, January 2006...

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