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6-1

v1.0, April 2008

Chapter 6

Troubleshooting

This chapter provides information about troubleshooting your DG834N RangeMax

Wireless ADSL2+ Modem Router. 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.

•

Is the router on?

Go to

“Basic Functioning” on page 6-1

•

Have I connected the router correctly?

Go to

“Basic Functioning” on page 6-1

•

I cannot access the router’s configuration with my browser.

Go to

“Troubleshooting the Web Configuration Interface” on page 6-3

•

I have configured the router but I cannot access the Internet.

Go to

“Troubleshooting the ISP Connection” on page 6-4

•

I cannot remember the router’s configuration password.

Go to

“Restoring the Default Configuration and Password” on page 6-9

•

I want to clear the configuration and start over again.

Go to

“Restoring the Default Configuration and Password” on page 6-9

Basic Functioning

After you turn on power to the router, the following sequence of events should occur:

When power is first applied, verify that the Power LED is on.

After approximately 10 seconds, verify the following:

The Power LED is not red.

The LAN port LEDs are lit for any local ports that are connected.

Содержание DG834N

Страница 1: ...202 10394 01 April 2008 NETGEAR Inc 4500 Great America Parkway Santa Clara CA 95054 USA DG834N RangeMax NEXT Wireless ADSL2 Modem Router Reference Manual ...

Страница 2: ...asonable protection against harmful interference in a residential installation This equipment generates uses and can radiate radio frequency energy and if not installed and used in accordance with the instructions may cause harmful interference to radio communications However there is no guarantee that interference will not occur in a particular installation If this equipment does cause harmful in...

Страница 3: ...uter is in compliance with the essential requirements and other relevant provisions of Directive 1999 5 EC Español Spanish Por medio de la presente NETGEAR Inc declara que el DG834N RangeMaxTM NEXT Wireless ADSL2 Modem Router cumple con los requisitos esenciales y cualesquiera otras disposiciones aplicables o exigibles de la Directiva 1999 5 CE Ελληνική Greek ΜΕ ΤΗΝ ΠΑΡΟΥΣΑ NETGEAR Inc ΔΗΛΩΝΕΙ ΟΤΙ...

Страница 4: ...uter jest zgodny z zasadniczymi wymogami oraz pozosta ymi stosownymi postanowieniami Dyrektywy 1999 5 EC Português Portuguese NETGEAR Inc declara que este DG834N RangeMaxTM NEXT Wireless ADSL2 Modem Router está conforme com os requisitos essenciais e outras disposições da Directiva 1999 5 CE Slovensko Slovenian NETGEAR Inc izjavlja da je ta DG834N RangeMaxTM NEXT Wireless ADSL2 Modem Router v skla...

Страница 5: ...ct to certain restrictions Please refer to the notes in the operating instructions Federal Office for Telecommunications Approvals has been notified of the placing of this equipment on the market and has been granted the right to test the series for compliance with the regulations Voluntary Control Council for Interference VCCI Statement This equipment is in the second category information equipme...

Страница 6: ... Number DG834N Publication Date April 2008 Product Family Wireless Modem Router Product Name DG834N RangeMaxTM NEXT Wireless ADSL2 Modem Router Home or Business Product Home Language English Publication Part Number 202 10394 01 Publication Version Number 1 0 ...

Страница 7: ...t You Need before You Begin 1 2 Logging In to the Wireless Modem Router 1 3 Auto detecting Your Internet Connection 1 5 Viewing or Manually Configuring Your ISP Settings 1 7 Understanding the Basic Settings Screen 1 8 ADSL Settings 1 11 How the Internet Connection Works 1 11 Chapter 2 Wireless Configuration Considerations for a Wireless Network 2 1 Observe Performance Placement and Range Guideline...

Страница 8: ... 3 3 Configuring Basic Firewall Services 3 3 Blocking Keywords Sites and Services 3 3 How to Block Keywords and Sites 3 3 Firewall Rules 3 5 Inbound Rules Port Forwarding 3 6 Inbound Rule Example A Local Public Web Server 3 7 Inbound Rule Example Allowing Video conferencing 3 8 Considerations for Inbound Rules 3 9 Outbound Rules Service Blocking 3 9 Outbound Rule Example Blocking Instant Messenger...

Страница 9: ...Remote Management 4 16 How to Configure Remote Management 4 16 Chapter 5 Advanced Configuration Configuring Advanced Security 5 1 Setting Up a Default DMZ Server 5 1 How to Configure a Default DMZ Server 5 2 Other WAN Options 5 3 Configuring LAN IP Settings 5 4 Configuring DHCP 5 5 Use Router as DHCP Server 5 6 How to Configure Reserved IP Addresses 5 6 Configuring LAN TCP IP Settings 5 7 Configur...

Страница 10: ...4 Internet LED Is Blinking Amber 6 4 Internet LED Is Off 6 5 Obtaining an Internet IP Address 6 5 Troubleshooting PPPoE or PPPoA 6 6 Troubleshooting Internet Browsing 6 6 Troubleshooting a TCP IP Network Using the Ping Utility 6 7 Testing the LAN Path to Your Router 6 7 Testing the Path from Your Computer to a Remote Device 6 8 Restoring the Default Configuration and Password 6 9 Using the Reset B...

Страница 11: ...nce basic configuration is performed it will function in a network using its remaining factory default settings However a greater level of configuration anywhere from the basic up to the maximum possible will allow your network the full benefit of the switch s features The Web interface simplifies this configuration at all levels How to Use This Book This document describes configuration menu comm...

Страница 12: ...light special messages Note See the product release notes for the RangeMax NEXT Wireless ADSL2 Modem Router Software application level code The release notes detail the platform spe cific functionality of the Switching SNMP Config and Management packages Italics Emphasis books Bold User input IP addresses GUI screen text Fixed Command prompt CLI text code Italics URL links Note This format is used...

Страница 13: ...ull NETGEAR Inc online knowledge base for the product model Links to PDF versions of the full manual and individual chapters How to Print this Manual To print this manual choose one of the following options Printing a page from HTML Each page in the HTML version of the manual is dedicated to a major topic Select File Print from the browser menu to print the page contents Printing from PDF Your com...

Страница 14: ...rowser window Printing a PDF version of the Complete Manual Click the Complete PDF Manual link at the top left of any page in the manual The PDF version of the complete manual opens in a browser window Click the print icon in the upper left of your browser window Printing the Full Manual Revision History Tip If your printer supports printing two pages on a single sheet of paper you can save paper ...

Страница 15: ...n Note NETGEAR recommends using the Smart Wizard on the DG834N ADSL2 Modem Wireless Router Resource CD for initial configuration as described in the NETGEAR Router Setup Manual Setup manuals are available online at the loca tions that are shown in the following table Table 1 1 Localized Setup Manuals Language URL Dutch http documentation netgear com dg834n nld 208 10092 02 English http documentati...

Страница 16: ... procedure to connect your router modem and computers The Smart Wizard will assist you in configuring your wireless settings and enabling wireless security for your network After initial configuration using the Setup Manual you can use the information in this Reference Manual to configure additional features of your wireless router For installation instructions in a language other than English see...

Страница 17: ...entation that came with your computer or see the link to the online document that you can access from Preparing Your Network in Appendix B Your ISP should have provided you with all the information needed to connect to the Internet If you cannot locate this information you can ask your ISP to provide it Logging In to the Wireless Modem Router You can log in to the modem router to view or change it...

Страница 18: ...in for the user name and password for the password both in lower case letters 3 Select Setup Wizard to go to the Setup Wizard screen This screen includes the following Country It is important to specify the location where the modem router will operate so that the Internet connection will work correctly Language You can select a language from the drop down list Figure 1 2 Figure 1 3 ...

Страница 19: ...pear within 1 minute see Chapter 6 Troubleshooting Auto detecting Your Internet Connection The Smart Setup Wizard searches your Internet connection for servers and protocols to determine your ISP configuration To use the Smart Setup Wizard to assist with configuration or to view the Internet connection settings 1 From the Setup Wizard screen select Yes for the Auto Detect Connection Type and then ...

Страница 20: ...d IP Static Account Setup 1 If required enter the account name and domain name from your ISP 2 Select Use Static IP Address or Use IP Over ATM IPoA RFC1483 Routed according to the information from your ISP If you select IPoA the router will detect the gateway IP address but you still need to provide the router IP address 3 Enter your assigned IP address subnet mask and the IP address of your ISP s...

Страница 21: ...epending on whether your ISP requires a login This selection changes the fields available on the Basic Settings screen Yes If your ISP requires a login select the encapsulation method Enter the login name If you want to change the login time out enter a new value in minutes No If your ISP does not require a login enter the account name if required and the domain name if required 4 Enter the settin...

Страница 22: ...ettings Screen The fields on the Basic Settings screen depend on whether or not your Internet connection requires a login The following table explains the fields in the Basic Settings screen Note that the group of fields included in this screen depends on whether or not a login is required Figure 1 4 ISP does not require login ISP does require login ...

Страница 23: ... Entering an Idle Timeout value of 0 zero means never log out Internet IP Address Get Dynamically from ISP Your ISP uses DHCP to assign your IP address Your ISP automatically assigns these addresses Use Static IP Address Enter the IP address that your ISP assigned Also enter the IP subnet mask and the gateway IP address The gateway is the ISP s modem router to which your modem router will connect ...

Страница 24: ...ter MAC Address The Ethernet MAC address that will be used by the modem router on the Internet port Some ISPs register the Ethernet MAC address of the network interface card in your computer when your account is first opened They will then accept traffic only from the MAC address of that computer This feature allows your modem router to masquerade as that computer by cloning its MAC address Use De...

Страница 25: ...lick Apply How the Internet Connection Works Your modem router is now configured to provide Internet access for your network Your modem router automatically connects to the Internet when one of your computers requires access It is not necessary to run a dialer or login application such as dial up networking or Enternet to connect log in or disconnect The modem router performs these functions autom...

Страница 26: ...DG834N RangeMax NEXT Wireless ADSL2 Modem Router Reference Manual 1 12 Connecting Your Router to the Internet v1 0 April 2008 ...

Страница 27: ...bility between similar products in your area the operating channel and region must be set correctly Observe Performance Placement and Range Guidelines The operating distance or range of your wireless connection can vary significantly based on the physical placement of the wireless firewall The latency data throughput performance and notebook power consumption also vary depending on your configurat...

Страница 28: ...ore battery power on a notebook computer Implement Appropriate Wireless Security Unlike wired network data your wireless data transmissions can extend beyond your walls and can be received by anyone with a compatible adapter For this reason use the security features of your wireless equipment The modem router provides highly effective security features which are covered in detail in this chapter D...

Страница 29: ...such as Windows XP but the data is still exposed WEP Wired Equivalent Privacy WEP data encryption provides data security WEP Shared Key authentication and WEP data encryption block all but the most determined eavesdropper This data encryption mode has been superseded by WPA PSK and WPA2 PSK and is available as an option only if the wireless mode is restricted to 802 11b and 802 11g wireless statio...

Страница 30: ...2008 Understanding Wireless Settings To configure the wireless interface of your modem router select Wireless Settings in the main menu of the browser interface The following Wireless Settings screen displays Table 2 1 describes the information that is displayed in the Wireless Settings screen Figure 2 2 ...

Страница 31: ...r channel is available it might automati cally switch channels Do not change the wireless channel unless you experience interference shown by lost connections or slow data trans fers If this happens you might need to experiment with dif ferent channels to see which is the best Mode Up to 270Mbps means that all 802 11g 802 11b and faster Draft N wireless stations can be used This mode expands the c...

Страница 32: ...If you disable broadcast of the SSID only devices with the correct SSID can connect This nullifies the wireless network discovery feature of some products such as Windows XP but the data is still fully exposed to a determined snoop using specialized test equipment like wireless sniffers For this reason NETGEAR recommends that you also enable wireless security Wireless Isolation This feature is dis...

Страница 33: ...WPA2 PSK AES WPA Pre Shared Key Wi Fi Protected Access Pre Shared Key uses a pre shared key to perform the authentication and generate the initial data encryption keys Then it dynamically varies the encryption key WPA PSK TKIP implements most of the IEEE 802 11i standard and is designed to work with all wireless network interface cards but not all wireless access points WPA2 implements the full st...

Страница 34: ...Apply to save your changes 8 Configure and test your computers for wireless connectivity Program the wireless adapter of your computers to have the same SSID and channel that you specified in the router Check that they have a wireless link and can obtain an IP address by DHCP from the modem router Once your computers have basic wireless connectivity to the modem router you can configure the advanc...

Страница 35: ...ling Other members of your household who use computers connected to the router through Ethernet cables can still use the router Restricting Wireless Access Based on the Wireless Network Name SSID The modem router can restrict wireless access to your network by not broadcasting the wireless network name SSID However by default this feature is turned off If you turn this feature on wireless devices ...

Страница 36: ...ed Wireless Stations list 5 If the wireless station is not currently connected you can enter its address manually Enter the MAC address of the authorized computer The MAC address is usually printed on the wireless card or it might appear in the modem router s DHCP table The MAC address is 12 hexadecimal digits Click Add to add your entry You can add several stations to the list When you are finish...

Страница 37: ...TKIP WPA2 PSK AES radio button The Wireless Settings screen expands to include the WPA PSK 4 Enter the pre shared key in the Passphrase field using between 8 and 63 characters 5 Click Apply to save your settings If the wireless network mode is set to g and b you have the option of selecting WPA PSK only WPA2 PSK only WPA 802 1x and WPA2 802 1x For details about the 802 1x authentication options se...

Страница 38: ...banking those Internet sites use another level of highly secure encryption called SSL You can tell if a web site is using SSL because the Web address begins with HTTPS rather than HTTP How to Configure WEP Wired Equivalent Privacy WEP security is the most basic and simplest form of wireless security It is the most often used but least secure of the available options WEP Shared Key authentication a...

Страница 39: ... in the Passphrase field and click Generate The four key boxes are automatically populated with key values Manual The number of hexadecimal digits that you must enter depends on the encryption strength setting For 64 bit WEP enter 10 hexadecimal digits any combination of 0 9 a f or A F For 128 bit WEP enter 26 hexadecimal digits any combination of 0 9 a f or A F 7 Select the radio button for the k...

Страница 40: ...the Security Options section of the screen select WPA 802 1x or WPA2 802 1x 4 In the Radius Server Name IP Address field enter the name or IP address of the RADIUS server on your LAN This is a required field 5 In the Radius Port field enter the port number used for connections to the RADIUS server 6 In the Radius Shared Key field enter the value that you want to use for the RADIUS shared key This ...

Страница 41: ...activity for a set length of time the administrator login automatically disconnects When prompted enter admin for the modem router user name and password for the modem router password You can use the following procedures to change the modem router s password and the period for the administrator s login time out NETGEAR recommends that you change this password to a more secure password The ideal pa...

Страница 42: ...u have chosen for the modem router 2 In the main menu of the browser interface under Maintenance select Set Password to display the following screen 3 To change the password first enter the old password and then enter the new password twice 4 Click Apply to save your changes Figure 3 1 Figure 3 2 Note After changing the password you are required to log in again to continue the configuration If you...

Страница 43: ...NEXT Wireless ADSL2 Modem Router 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 Key content filtering options include Keyword blocking of HTTP traffic Outbound service blocking Limits access from your LAN to Internet locations or services that you specify as off limits Denial of ...

Страница 44: ...yword or domain in the Keyword field click Add Keyword and then click Apply Some examples of keyword application follow If the keyword XXX is specified the URL http www badstuff com xxx html is blocked If the keyword com is specified only websites with other domain suffixes such as edu or gov can be viewed Enter a period as to block all Internet browsing access Up to 32 entries are supported in th...

Страница 45: ...wall has two default rules one for inbound traffic and one for outbound The default rules of the modem router are Inbound Block all access from outside except responses to requests from the LAN side Outbound Allow all access from the LAN side to the outside You can define additional rules that will specify exceptions to the default rules By adding custom rules you can block or allow access based o...

Страница 46: ...network presents only one IP address to the Internet and outside users cannot directly address any of your local computers However by defining an inbound rule you can make a local server for example a Web server or game server visible and available to the Internet The rule tells the modem router to direct inbound traffic for a particular service to one local server based on the destination port nu...

Страница 47: ... at any time of day This rule is shown in the following figure The settings are Service From this list select the application or service to be allowed or blocked The list already displays many common services but you are not limited to these choices Use the Services screen to add any additional services or applications that do not already appear See How to Define Services on page 3 12 Action Choos...

Страница 48: ... will be made for this service Always Any traffic for this service type will be logged Match Traffic of this type that matches the settings and action will be logged Not match Traffic of this type that does not match the settings and action will be logged Inbound Rule Example Allowing Video conferencing If you want to allow incoming video conferencing to be initiated from a restricted range of out...

Страница 49: ... Blocking The modem router allows you to block the use of certain Internet services by computers on your network This is called service blocking or port filtering You can define an outbound rule to block Internet access from a local computer based on the following IP address of the local computer source address IP address of the Internet site being contacted destination address Time of day Type of...

Страница 50: ...ys or you can block or allow according to the schedule you have defined in the Schedule screen LAN Users These settings determine which packets are covered by the rule based on their source LAN IP address Select the option that you want Any All IP addresses are covered by this rule Address range If this option is selected you must fill in the Start and Finish fields Single address Enter the requir...

Страница 51: ...of this type that does not match the settings and action will be logged Order of Precedence for Rules As you define new rules they are added to the tables in the Firewall Rules screen as shown in the following figure 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 t...

Страница 52: ...ervice or port number This number appears as the destination port number in the transmitted IP packets For example a packet that is sent with destination port number 80 is an HTTP Web server request The service numbers for many common protocols are defined by the Internet Engineering Task Force IETF and published in RFC1700 Assigned Numbers Service numbers for other applications are typically chos...

Страница 53: ... here to define or edit a service 4 Click Apply to save your changes Setting Times and Scheduling Firewall Services The modem router uses the Network Time Protocol NTP to obtain the current time and date from one of several network time servers on the Internet How to Set Your Time Zone To localize the time for your log entries you must specify your time zone 1 Log in to the modem router at its def...

Страница 54: ...le according to your local time zone and for time stamping log entries Select the Adjust for Daylight Savings Time check box if your time zone is currently in daylight savings time Figure 3 11 Note If your region uses daylight savings time you must manually select Adjust for Daylight Savings Time on the first day of daylight savings time and clear it at the end Enabling daylight savings time cause...

Страница 55: ...168 0 1 with its default user name of admin and default password of password or using whatever password and LAN address you have chosen for the modem router 2 Click Schedule below Security to display the Schedule screen that is shown in Figure 3 11 3 To block Internet services based on a schedule select Every Day or select one or more days If you want to limit access completely for the selected da...

Страница 56: ...DG834N RangeMax NEXT Wireless ADSL2 Modem Router Reference Manual 3 16 Protecting Your Network v1 0 April 2008 ...

Страница 57: ...ent Backing Up Restoring and Erasing Your Settings The configuration settings of the modem router are stored in a configuration file This file can be backed up to your computer restored or reverted to factory default settings The following procedures explains how to do these tasks How to Back Up the Configuration to a File 1 Log in to the modem router at its default LAN address of http 192 168 0 1...

Страница 58: ...u have chosen for the modem router 2 In the main menu below Maintenance select Backup Settings as shown in Figure 4 1 3 Enter the full path to the file on your network or click the Browse button to locate the file 4 When you have located the cfg file click the Restore button to upload the file to the modem router 5 The modem router then reboots automatically How to Erase the Configuration Sometime...

Страница 59: ...1 Download and unzip the new software file from NETGEAR The Web browser used to upload new firmware into the modem router must support HTTP uploads NETGEAR recommends using Microsoft Internet Explorer 5 0 or later 2 Log in to the modem router at its default LAN address of http 192 168 0 1 with its default user name of admin and default password of password or using whatever user name password and ...

Страница 60: ...m Router Status and Usage Statistics In the main menu under Maintenance select Router Status to display the Router Status screen Figure 4 2 Note When uploading software to the modem router it is important not to interrupt the Web browser by closing the window clicking a link or loading a new page If the browser is interrupted it might corrupt the software When the upload is complete your modem rou...

Страница 61: ...outer Status screen provides status and usage information including the following settings Figure 4 3 Table 4 1 Router Status Fields Field Description Account Name The host name that is assigned to the modem router in the Basic Settings screen Firmware Version This field displays the modem router firmware version ...

Страница 62: ... displays the Ethernet MAC address being used by the local LAN port of the modem router IP Address This field displays the IP address being used by the local LAN port of the modem router The default is 192 168 0 1 DHCP If Off the modem router does not assign IP addresses to PCs on the LAN If On the modem router does assign IP addresses to PCs on the LAN IP Subnet Mask This field displays the IP su...

Страница 63: ...g screen Region The country where the unit is set up for use Channel The current channel which determines the operating frequency Wireless AP Indicates if the access point feature is disabled or not If not enabled the Wireless LED on the front panel are off Broadcast Name Indicates if the modem router is configured to broadcast its SSID Figure 4 4 Table 4 1 Router Status Fields continued Field Des...

Страница 64: ...t line utilization percentage of current bandwidth used on this port Rx B s The average line utilization for this port Up Time The time elapsed since the last power cycle or reset ADSL Link Downstream or Upstream The statistics for the upstream and downstream ADSL link These statistics will be of interest to your technical support representative if you are having problems obtaining or maintaining ...

Страница 65: ... 4 3 Connection Status Fields PPPoE Network Type Example Field Description Connection Time The time elapsed since the last connection to the Internet through the ADSL port Connecting to sender The connection status Negotiation Success or Failed Authentication Success or Failed Obtaining IP Address The IP address assigned to the WAN port by the ADSL Internet Service Provider Obtaining Network Mask ...

Страница 66: ...hat if the modem router is rebooted the table data is lost until the modem router rediscovers the devices To force the modem router to look for attached devices click the Refresh button Viewing Selecting and Saving Logged Information The modem router logs security related events such as denied incoming service requests hacker probes and administrator logins If you enabled content filtering in the ...

Страница 67: ...DG834N RangeMax NEXT Wireless ADSL2 Modem Router Reference Manual Managing Your Network 4 11 v1 0 April 2008 An example of the logs file is shown in the following screen Figure 4 7 ...

Страница 68: ... 4 4 Security Log Entry Descriptions Field Description Date and time The date and time the log entry was recorded Description or action The type of event and what action was taken if any Source IP The IP address of the initiating device for this log entry Source port and interface The service port number of the initiating device and whether it originated from the LAN or WAN Destination The name or...

Страница 69: ...92 168 0 2 This entry shows an administrator logging in and out from IP address 192 168 0 2 Tue 2006 05 21 19 00 06 Login screen timed out IP 192 168 0 2 This entry shows a time out of the administrator login Wed 2006 05 22 22 00 19 Log emailed This entry shows when the log was e mailed Dropped Packets Wed 2006 05 22 07 15 15 TCP packet dropped Source 64 12 47 28 4787 WAN Destination 134 177 0 11 ...

Страница 70: ...s Enter the e mail address to which logs and alerts are sent This e mail address will also be used as the From address If you leave this field blank log and alert messages are not via e mail Outgoing Mail Server Enter the name or IP address of your ISP s outgoing SMTP mail server such as mail myISP com You might be able to find this information in the configuration settings of your e mail program ...

Страница 71: ...vant when the log is sent daily or weekly If the Weekly Daily or Hourly option is selected and the log fills up before the specified period the log is automatically e mailed to the specified e mail address After the log is sent it is cleared from the modem router s memory If the modem router cannot e mail the log file the log buffer might fill up In this case the modem router overwrites the log an...

Страница 72: ... to Configure Remote Management 1 Log in to the modem router at its default LAN address of http 192 168 0 1 with its default user name of admin and default password of password or using whatever user name password and LAN address you have chosen for the modem router Figure 4 9 Note Be sure to change the modem router s default password to a very secure password The ideal password should contain no ...

Страница 73: ...s on the Internet select IP address Range Enter a beginning and ending IP address to define the allowed range To allow access from a single IP address on the Internet select Only this Computer Enter the IP address that will be allowed access 5 Specify the port number that will be used for accessing the management interface Web browser access usually uses the standard HTTP service port 80 For great...

Страница 74: ...om the Internet you will type your modem router s WAN IP address in your browser s Address field followed by a colon and the custom port number For example if your external address is 134 177 0 123 and you use port number 8080 enter the following in your browser http 134 177 0 123 8080 Note In this case the http must be included in the address ...

Страница 75: ...gs Configuring DHCP Configuring LAN TCP IP Settings Configuring Dynamic DNS Using Static Routes How to Configure Universal Plug and Play Building Wireless Bridging and Repeating Networks These features are discussed in the following sections Setting Up a Default DMZ Server The default demilitarized zone DMZ server feature is helpful when you use some online games and videoconferencing applications...

Страница 76: ...r or server to be a default DMZ server 1 Log in to the modem router at its default LAN address of http 192 168 0 1 with its default user name of admin and default password of password or using whatever user name password and LAN address you have chosen for the modem router 2 In the main menu under Advanced click WAN Setup to display the following screen 3 Select the Default DMZ Server check box No...

Страница 77: ...s and denial of service DOS attacks This protection should be disabled only in special circumstances Responding to a Ping on an 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 be used only as a diagnostic tool since it allows your modem router to be discovered Do not select this check box un...

Страница 78: ...art 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 by opening the LAN IP Setup menu Under Advanced in the main menu select LAN IP Setup The LAN TCP IP Setup settings are IP Address This is the LAN ...

Страница 79: ...setup RIP 2 This version carries more information Both RIP 2B and RIP 2M send the routing data in RIP 2 format RIP 2B This version uses subnet broadcasting RIP 2M This version uses multicasting Configuring DHCP By default the modem router functions as a Dynamic Host Configuration Protocol DHCP server allowing it to assign IP DNS server and default gateway addresses to all computers connected to th...

Страница 80: ...if you entered a primary DNS address in the Basic Settings screen otherwise the router s LAN IP address Secondary DNS server if you entered a secondary DNS address in the Basic Settings screen WINS server short for Windows Internet Naming Service Server determines the IP address associated with a particular Windows computer A WINS server records and reports a list of names and IP address of Window...

Страница 81: ...s default LAN address of http 192 168 0 1 with its default user name of admin and default password of password or using whatever user name password and LAN address you have chosen for the router 2 In the main menu under Advanced click LAN IP Setup to display the following screen Tip If the computer is already present on your network you can copy its MAC address from the Attached Devices screen and...

Страница 82: ...IP address and will forward traffic directed at your domain to your frequently changing IP address The router contains a client that can connect to a Dynamic DNS service provider To use this feature you must select a service provider and obtain an account with them After you have configured your account information in the router whenever your ISP assigned IP address changes your router automatical...

Страница 83: ...he wildcard feature causes yourhost dyndns org to be aliased to the same IP address as yourhost dyndns org 10 Click Apply to save your configuration 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...

Страница 84: ...tic route setup would look like Figure 5 6 In this example The Destination IP Address and IP Subnet Mask fields specify that this static route applies to all 134 177 x x addresses The Gateway IP Address field specifies that all traffic for these addresses should be forwarded to the ISDN router at 192 168 0 100 The value in the Metric field represents the number of routers between your network and ...

Страница 85: ... LAN only The static route will not be reported in RIP d Select Active to make this route effective e Enter the destination IP address of the final destination f Enter the IP subnet mask for this destination If the destination is a single host type 255 255 255 255 g Enter the gateway IP address which must be a router on the same LAN segment as the router h Enter a number between 2 and 15 as the me...

Страница 86: ...onnect to other devices as needed UPnP devices can automatically discover the services from other registered UPnP devices on the network 1 Select UPnP on the main menu to display the UPnP screen 2 Fill in the settings on the UPnP screen Turn UPnP On UPnP can be enabled or disabled for automatic device configuration The default setting for UPnP is enabled If UPnp is disabled the modem router does n...

Страница 87: ... IP address of each UPnP device that is currently accessing the modem router and which ports internal and external that device has opened The UPnP Portmap Table also displays what type of port is opened and if that port is still active for each IP address 3 To save cancel your changes or refresh the table Click Apply to save the new settings to the modem router Click Cancel to disregard any unsave...

Страница 88: ... Point Bridge Configuration In point to point bridge mode the DG834N modem router communicates as an access point with another bridge mode wireless station As a bridge wireless client associations are disabled only wired clients can be connected You must enter the MAC address of the other bridge mode wireless station in the field provided Use wireless security to protect this communication The fol...

Страница 89: ...N s MAC address in its Remote MAC Address field 3 Configure both APs and verify that both APs are using he same SSID channel authentication mode if any and security settings if security is in use 4 Disable the DHCP server on AP2 AP1 will then be the DHCP server 5 Verify connectivity across LAN Segment 1 and LAN Segment 2 A computer on either LAN segment should be able to connect to the Internet or...

Страница 90: ...guration includes the following steps Entering the MAC addresses of the other access points in the fields provided Setting the other bridge mode access points to Point to Point Bridge mode using the MAC address of this DG834N as the Remote MAC Address Using wireless security to protect this traffic The following figure shows an example of a multi point bridge mode configuration Figure 5 11 Interne...

Страница 91: ...AP the DG834N modem router in Figure 5 11 is configured in point to multi point bridge mode all the others are in point to point bridge mode All APs including the DG834N modem router must be on the same LAN That is all the AP LAN IP addresses must be in the same network If you are using DHCP all access points should be set to Obtain an IP address automatically DHCP Client in the IP Address Source ...

Страница 92: ... a sequence of parent child APs You are limited to only one parent AP although if the DG834N modem router is the parent AP it can connect with up to four child APs The following figure shows an example of a Repeater mode configuration To set up a repeater with wireless client association 1 Configure the operating mode of the devices Configure AP 1 the DG834N modem router in Figure 5 12 on with the...

Страница 93: ...t is the LAN IP addresses for the APs must be in the same network If you are using DHCP AP devices should be set to Obtain an IP address automatically DHCP Client in the IP Address Source section of the Basic IP Settings screen AP devices must use the same SSID channel authentication mode and encryption 3 Verify connectivity across the LANs A computer on any LAN segment should be able to connect t...

Страница 94: ...DG834N RangeMax NEXT Wireless ADSL2 Modem Router Reference Manual 5 20 Advanced Configuration v1 0 April 2008 ...

Страница 95: ...ooting the Web Configuration Interface on page 6 3 I have configured the router but I cannot access the Internet Go to Troubleshooting the ISP Connection on page 6 4 I cannot remember the router s configuration password Go to Restoring the Default Configuration and Password on page 6 9 I want to clear the configuration and start over again Go to Restoring the Default Configuration and Password on ...

Страница 96: ...roduct If the error persists you have a hardware problem and should contact Technical Support Power LED Is Red When the router is turned on it performs a power on self test If the Power LED turns red after a few seconds or at any other time during normal operation there is a fault within the router The Power LED also turns red when you press the default reset button and blinks red 3 times when you...

Страница 97: ...s on the same subnet as the router If you are using the recommended addressing scheme your computer s address should be in the range of 192 168 0 2 to 192 168 0 254 Follow the instructions in the online document that you can access from Preparing Your Network in Appendix B for information about how to configure your computer If your router s IP address was changed and you do not know the current I...

Страница 98: ...e whether you have an ADSL link with the service provider The state of this connection is indicated with the Internet LED Internet LED Is Green or Blinking Green If your Internet LED is green or blinking green then you have a good ADSL connection You can be confident that the service provider has connected your line correctly and that your wiring is correct Internet LED Is Blinking Amber If your I...

Страница 99: ...nternet and your Internet LED is green or blinking green you should determine whether the modem router is able to obtain an Internet IP address from the ISP Unless you have been assigned a static IP address your modem router must request an IP address from the ISP You can determine whether the request was successful using the browser interface To check the Internet IP address from the browser inte...

Страница 100: ...The modem router will continue to attempt to connect indefinitely If you cannot connect after several minutes you might be using an incorrect service name user name or password There also might be a provisioning problem with your ISP 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 migh...

Страница 101: ...e router from your computer to verify that the LAN path to your router is set up correctly To ping the router from a PC running Windows 95 or later 1 From the Windows toolbar click the Start button and select Run 2 In the field provided type Ping followed by the IP address of the router as in this example ping 192 168 0 1 3 Click OK You should see a message like this one Pinging IP address with 32...

Страница 102: ...nfiguration of your PC is assigned by DHCP this information will not be visible in your PC s Network Control Panel Verify that the IP address of the router is listed as the default modem router as described in the online document that you can access from Preparing Your Network in Appendix B Check to see that the network address of your PC the portion of the IP address specified by the netmask is d...

Страница 103: ...e router 1 Press and hold the default reset button until the Power LED turns red about 5 seconds 2 Release the default reset button The LED blinks red three times and then turn green when the router has reset to the factory default state Wait for the router to reboot Problems with Date and Time In the main menu under Security select Schedule to display the current date and time of day The modem ro...

Страница 104: ...DG834N RangeMax NEXT Wireless ADSL2 Modem Router Reference Manual 6 10 Troubleshooting v1 0 April 2008 ...

Страница 105: ...t and RFC 1577 Classical IP over ATM Power Adapter North America 120V 60 Hz input UK Australia 240V 50 Hz input Europe 230V 50 Hz input All regions output 12 V AC 1 0A output Physical Dimensions 8 9 x 6 8 x 1 5 225 5 mm x 172 mm x 39 mm Weight 1 2 lbs 0 54 kg Environmental Operating temperature 0 to 40 C 32º to 104º F Operating humidity 10 to 90 relative humidity noncondensing Storage temperature ...

Страница 106: ...able Interface Specifications LAN 10BASE T or 100BASE Tx RJ 45 WAN ADSL Dual RJ 11 pins 2 and 3 T1 413 G DMT G Lite ITU Annex A or B ITU G 992 5 ADSL2 Feature Default Behavior Router Login User login URL http www routerlogin net or http www routerlongin com User name case sensitive admin Login password case sensitive password Internet Connection WAN MAC address Use default address WAN MTU size 150...

Страница 107: ... in from the Internet Disabled except traffic on port 80 the http port Outbound communications going out to the Internet Enabled all Source MAC filtering Disabled Wireless Wireless communication Enabled SSID name NETGEAR Security Disabled Broadcast SSID Enabled Country region Europe RF channel 6 Operating mode Up to 130 Mbps Data rate Best Output power Full Access point Enabled Authentication type...

Страница 108: ...DG834N RangeMax NEXT Wireless ADSL2 Modem Router Reference Manual A 4 Technical Specifications v1 0 April 2008 ...

Страница 109: ... Link TCP IP Networking Basics http documentation netgear com reference enu tcpip index htm Wireless Networking Basics http documentation netgear com reference enu wireless index htm Preparing Your Network http documentation netgear com reference enu wsdhcp index htm Virtual Private Networking Basics http documentation netgear com reference enu vpn index htm Glossary http documentation netgear com...

Страница 110: ...DG834N RangeMax NEXT Wireless ADSL2 Modem Router Reference Manual B 2 Related Documents v1 0 April 2008 ...

Страница 111: ...fault DMZ server 5 1 default reset button 6 9 Denial of Service DoS protection 3 3 DHCP 5 5 diagnostics 4 15 disabling SIP ALG 5 3 DMZ server 5 1 DNS server primary DNS server 1 6 1 9 secondary DNS server 1 6 1 9 Dynamic DNS 5 8 E ESSID 2 7 F factory settings restoring 4 2 firewall rules inbound rules 3 6 order of precedence for firewall rules 3 11 outbound rules 3 9 flash memory 4 3 H host name 1...

Страница 112: ...ss connection 2 1 remote management 4 16 repeater mode with wireless client association 5 18 reserved IP addresses 5 6 reset button 6 9 restore factory settings 4 2 restoring your password 6 9 restricting wireless access by MAC address 2 12 RIP 5 5 router status 4 4 S secondary DNS server 1 6 1 9 sending logs by email 4 14 service blocking 3 9 service numbers 3 12 SIP ALG 5 3 Smart Wizard 1 1 SMTP...

Страница 113: ...T Wireless ADSL2 Modem Router Reference Manual Index 3 v1 0 April 2008 WEP encryption 2 12 WPA encryption 2 14 wireless mode up to 130 Mbps 2 5 up to 270 Mbps 2 5 g b 2 5 wireless security 2 2 WLAN 4 8 World Wide Web 1 v ...

Страница 114: ...DG834N RangeMax NEXT Wireless ADSL2 Modem Router Reference Manual Index 4 v1 0 April 2008 ...

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