DM111P ADSL2+ Ethernet Modem Reference Manual NETGEAR, Inc.
© 2006 by NETGEAR, Inc. All rights reserved. Trademarks NETGEAR is a trademark of Netgear, Inc. Microsoft, Windows, and Windows NT are registered trademarks of Microsoft Corporation. Other brand and product names are registered trademarks or trademarks of their respective holders. Statement of Conditions 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.
European Union Statement of Compliance Hereby, NETGEAR, Inc. declares that this modem is in compliance with the essential requirements and other relevant provisions of Directive 1999/5/EC. Èesky [Czech] NETGEAR, Inc. tímto prohlašuje, že tento DM111P ADSL2+ Ethernet Modem je ve Dansk [Danish] Undertegnede NETGEAR, Inc. erklærer herved, at følgende udstyr DM111P ADSL2+ Ethernet Modem overholder de væsentlige krav og øvrige relevante krav i direktiv 1999/5/ EF.
Malti [Maltese] Hawnhekk, NETGEAR, Inc., jiddikjara li dan DM111P ADSL2+ Ethernet Modem jikkonforma mal-tiijiet essenzjali u ma provvedimenti orajn relevanti li hemm fid-Dirrettiva 1999/5/EC. Magyar [Hungarian] Alulírott, NETGEAR, Inc. nyilatkozom, hogy a DM111P ADSL2+ Ethernet Modem megfelel a vonatkozó alapvetõ követelményeknek és az 1999/5/EC irányelv egyéb elõírásainak. Polski [Polish] Niniejszym NETGEAR, Inc.
Voluntary Control Council for Interference (VCCI) Statement This equipment is in the second category (information equipment to be used in a residential area or an adjacent area thereto) and conforms to the standards set by the Voluntary Control Council for Interference by Data Processing Equipment and Electronic Office Machines aimed at preventing radio interference in such residential areas. When used near a radio or TV receiver, it may become the cause of radio interference.
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Contents DM111P ADSL2+ Ethernet Modem Reference Manual Chapter 1 Introduction About the Modem ...........................................................................................................1-1 Key Features ..................................................................................................................1-1 Easy Installation and Management ..........................................................................1-2 Protocol Support ...............................................
Viewing Modem Status .............................................................................................3-5 Viewing the ADSL Status .........................................................................................3-7 Running Diagnostic Utilities and Rebooting the Modem ................................................3-8 Chapter 4 Troubleshooting Basic Functioning ...........................................................................................................
About This Manual The NETGEAR® DM111P ADSL2+ Ethernet Modem Reference Manual describes how to install, configure and troubleshoot the DM111P ADSL2+ Ethernet Modem.The information is this manual is intended for readers with intermediate computer and Internet skills. Conventions, Formats and Scope The conventions, formats, and scope of this manual are described in the following paragraphs: • • Typographical Conventions.
DM111P ADSL2+ Ethernet Modem Reference Manual • Scope. This manual is written for the ADSL2+ Modem according to these specifications: Product Version DM111P ADSL2+ Ethernet Modem Manual Publication Date September 2006 For more information about network, Internet technologies, see the links to the NETGEAR website in Appendix B, “Related Documents”. Note: Product updates are available on the NETGEAR, Inc. website at http://kbserver.netgear.com/products/DM111P.asp.
DM111P ADSL2+ Ethernet Modem Reference Manual – – – Click the PDF of This Chapter link at the top right of any page in the chapter you want to print. The PDF version of the chapter you were viewing opens in a browser window. Your computer must have the free Adobe Acrobat reader installed in order to view and print PDF files. The Acrobat reader is available on the Adobe Web site at http://www.adobe.com. Click the print icon in the upper left of the window.
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Chapter 1 Introduction This chapter describes the features of the NETGEAR DM111P ADSL2+ Ethernet Modem, the packaging list, and describes the connectors, LEDs, and pushbuttons on the front and rear panels. . Note: If you are unfamiliar with networking and routing, refer to “Internet Networking and TCP/IP Addressing:” in Appendix B to become more familiar with the terms and procedures used in this manual. About the Modem The modem provides an always-on Internet connection for home and office networks.
DM111P ADSL2+ Ethernet Modem Reference Manual Easy Installation and Management You can install, configure, and operate the DM111P within minutes after connecting it to the network. The following features simplify installation and management tasks: • Browser-based management Browser-based configuration allows you to easily configure your modem from almost any type of personal computer, such as Windows, Macintosh, or Linux.
DM111P ADSL2+ Ethernet Modem Reference Manual • PPP over ATM (PPPoA) PPP over ATM is a protocol for connecting remote hosts to the Internet over an ADSL connection by simulating an ATM connection. Auto Sensing and Auto Uplink™ LAN Ethernet Connections With its internal 10/100 switch, the DM111P can connect to either a 10 Mbps standard Ethernet network or a 100 Mbps Fast Ethernet network. The local LAN ports are autosensing and capable of full-duplex or half-duplex operation.
DM111P ADSL2+ Ethernet Modem Reference Manual What’s in the Box? The product package should contain the following items: • DM111P ADSL2+ Ethernet Modem • AC power adapter (varies by region) • Category 5 (Cat 5) Ethernet cable • Telephone cable with RJ-11 connector (A-tick certified) • Microfilter in some countries (type varies by region) • Resource CD, including this guide • Warranty and Support Information Cards If any of the parts are incorrect, missing, or damaged, contact your NETGEAR dealer.
DM111P ADSL2+ Ethernet Modem Reference Manual The Modem’s Front Panel The DM111P ADSL2+ Ethernet Modem front panel shown below contains status LEDs. 1 3 2 4 Figure 1-1 You can use the LEDs to verify various conditions. Table 1-1 lists and describes each LED on the front panel of the modem. These LEDs are green when lit. Table 1-1. LED Descriptions Label Activity Description 1.
DM111P ADSL2+ Ethernet Modem Reference Manual The Router’s Rear Panel The rear panel of the DM111P ADSL2+ Ethernet Modem (Figure 1-2) contains ADSL and Ethernet port connections, and reset and reboot switches. 1 2 3 4 5 Figure 1-2 Viewed from left to right, the rear panel contains the following elements: 1. RJ-11 ADSL port for connecting the modem to an ADSL line 2. Factory default reset push button 3. Ethernet RJ-45 port for connecting the modem to your PC or router 4. On/off switch 5.
Chapter 2 Connecting to the Internet This chapter describes the various ways you can connect your DM111P ADSL2+ Ethernet Modem to the Internet. Information You Need Before You Begin Before you attempt to connect to the Internet you will need the information provided by your Internet Service Provider (ISP) when you opened your account. At a minimum, you will need your login account name and password.
DM111P ADSL2+ Ethernet Modem Reference Manual Using the Setup Wizard on the CD The most reliable way to connect to the Internet is by clicking the Setup button on the CD. The CD will provide detailed instructions for physically connecting your modem to the ADSL line and your local network. In addition, the Setup Wizard may prompt you for the connection configuration parameters listed in the preceding section.
DM111P ADSL2+ Ethernet Modem Reference Manual Using ADSL Microfilters with Built-In Splitters. Use an ADSL microfilter with built-in splitter when there is a single wall outlet that must provide connectivity for both the modem and telephone equipment. Phone Line ADSL Figure 2-2 Connecting your Modem to your Computer Before starting the utility, physically connect the modem as follows: 1. Connect the yellow Ethernet cable between the yellow Ethernet port on the modem and the Ethernet port on your PC.
DM111P ADSL2+ Ethernet Modem Reference Manual 3. Apply power to the modem and PC, switch them on, and log in to the Windows operating system using an account that has administration privileges. Opening the Web-Based Modem Management Utility Use the modem management utility to configure the Internet connection as follows: 1. On your PC, open a Web browser, such as Microsoft Internet Explorer, and type the URL http://192.168.0.1. in the address box.
DM111P ADSL2+ Ethernet Modem Reference Manual The utility will display a window that is split into four areas: A banner at the top, the main menu on the left, the workspace area in the center, and help text on the right. Throughout the rest of this manual, diagrams showing the utility display output will be restricted to the workspace area. Banner Area Main Menu Workspace Area Help Text Figure 2-5 Connecting to the Internet 2-5 v1.
DM111P ADSL2+ Ethernet Modem Reference Manual Using the Web Based Utility to Connect to the Internet Use the web-browser-based modem management utility to configure the Internet connection as follows: 1. Click Setup Wizard in the main menu. Figure 2-6 2. If you want the setup wizard to attempt to detect the configuration settings, click the Yes radio button and continue from step 4.
DM111P ADSL2+ Ethernet Modem Reference Manual 4. If, in step 3, you elected to configure the modem yourself, the utility will display the ADSL Settings page. Figure 2-8 Set the fields according to the information provided to you by your ISP, and then click Apply. 5. If the main menu displays a Restart button, click it to re-initialize the modem, so that the new settings can take effect.
DM111P ADSL2+ Ethernet Modem Reference Manual Setting Up Your Ethernet Connection If you intend to connect your modem to a router then, once you are connected to the Internet as described in the preceding section, use the web-browser-based modem-management utility to configure the Local Area Network Internet Protocol (LAN IP) settings, as follows: 1. If you have not already done so, open the web-based utility as described in “Opening the WebBased Modem Management Utility” on page 2-4. 2.
DM111P ADSL2+ Ethernet Modem Reference Manual 4. By default, most routers (and all NETGEAR routers) include an active DHCP server. If this is the case for your router, click the Off radio button to disable the DHCP server in the modem. 5. If you changed the LAN IP address or DHCP server setting, click Apply to make the new settings take effect. Note: If you change the LAN IP address, you will lose your connection to the modem management utility.
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Chapter 3 Managing Your Modem This chapter describes how to perform management tasks on your DM111P ADSL2+ Ethernet Modem. All sections in this chapter refer to functions in the modem management utility, and assumes the utility has been opened in your web browser, as described in “Opening the Web-Based Modem Management Utility” on page 2-4. Changing the Password To keep your modem configuration settings secure, you can change the password needed to access the modem management utility, as folllows: 1.
DM111P ADSL2+ Ethernet Modem Reference Manual Backing Up, Restoring, or Erasing Your Settings The configuration settings of the ADSL2+ Modem are stored in a configuration file in the modem. This file can be backed up to your computer, restored, or reverted to factory default settings. The procedures below explain how to do these tasks. How to Back Up the Configuration to a File 1. From the Maintenance heading of the Main Menu, select the Backup Settings menu as seen in Figure 3-2. Figure 3-2 2.
DM111P ADSL2+ Ethernet Modem Reference Manual 1. To erase the configuration, from the Maintenance menu Settings Backup link, click the Erase button on the screen. 2. The modem will then reboot automatically. After an erase, the modem's password will be password, the LAN IP address will be 192.168.0.1, and the modem's DHCP client will be enabled.
DM111P ADSL2+ Ethernet Modem Reference Manual 2. From the Main Menu of the browser interface, under the Maintenance heading, select the Modem Upgrade heading. Figure 3-3 3. Click Browse to locate the binary (.BIN or .IMG) upgrade file. 4. Click Firmware Upgrade. Warning: When uploading software to the modem, 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 may corrupt the software.
DM111P ADSL2+ Ethernet Modem Reference Manual Network Management Information The DM111P provides a variety of status and usage information which is discussed below. Viewing Modem Status From the Maintenance section of the main menu select Modem Status to view the screen in Figure 3-4. Figure 3-4 Managing Your Modem 3-5 v1.
DM111P ADSL2+ Ethernet Modem Reference Manual This screen shows the following parameters: Table 3-1. Menu 3.2 - Modem Status Fields Field Description System Up Time The time that the modem has been connected to the Internet in the format days:hours:minutes:seconds. Account Name The Account Name assigned to the modem during setup. Firmware Version Displays the modem firmware version. This value will change if you upgrade your modem.
DM111P ADSL2+ Ethernet Modem Reference Manual Viewing the ADSL Status From the Maintenance section of the main menu, click ADSL Line Status.: Figure 3-5 The upper table indicates how the modem has detected the ADSL parameters are configured, except for the “Line Up Time”, which indicates the time elapsed since the last reset or power cycle. The lower table provides information about the quality of upstream and downstream data.
DM111P ADSL2+ Ethernet Modem Reference Manual Table 3-1. Router Statistics Fields Field Description Line Rate Average data rates. Attainable Line Rate The maximum attainable line rates. Typically, the downstream speed is faster than the upstream speed. Noise Margin This is the signal-to-noise ratio and is a measure of the quality of the signal on the line. The higher the margin, the better the quality.
DM111P ADSL2+ Ethernet Modem Reference Manual From the Maintenance section of the main menu select Diagnostics. Figure 3-6 If you click Run Diagnostic Tests, the utility will run and display the test results, similar to the following: Figure 3-7 Managing Your Modem 3-9 v1.
DM111P ADSL2+ Ethernet Modem Reference Manual The following diagram is a typical routing table, shown when you click Display. Figure 3-8 3-10 Managing Your Modem v1.
Chapter 4 Troubleshooting This chapter gives information about troubleshooting your DM111P ADSL2+ Ethernet Modem. 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 modem on? Go to “Basic Functioning” on page 4-1. • Have I connected the modem correctly? Go to “Basic Functioning” on page 4-1. • I can’t access the modem’s configuration with my browser.
DM111P ADSL2+ Ethernet Modem Reference Manual c. The ADSL port LED is lit, indicating that your modem is synchronized to your ISP’s DSLAM. d. The Internet LED is lit to indicate that you have an Internet connection. If any of these conditions does not occur, refer to the appropriate following section.
DM111P ADSL2+ Ethernet Modem Reference Manual • Disconnect all telephones on the line. If this solves the problem, reconnect the telephones one at a time, being careful to use a microfilter on each telephone. If the microfilters are connected correctly, you should be able to connect all your telephones. • If disconnecting telephones does not result in a green Internet LED, there may be a problem with your wiring.
DM111P ADSL2+ Ethernet Modem Reference Manual • If the LAN port is lit, but the Internet port is not, log in to the modem interface, as described in “Opening the Web-Based Modem Management Utility” on page 2-4, note the modem status, run the modem diagnostics, as described in Chapter 3, “Managing Your Modem”, and contact your ISP’s technical support representative.
DM111P ADSL2+ Ethernet Modem Reference Manual • Make sure you are using the correct login information. The factory default login name is admin and the password is password. Make sure that CAPS LOCK is off when entering this information. If the modem does not save changes you have made in the Web Management 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.
DM111P ADSL2+ Ethernet Modem Reference Manual • Log in to the modem management interface, as described in “Opening the Web-Based Modem Management Utility” on page 2-4, note the modem status, run the modem diagnostics, as described in Chapter 3, “Managing Your Modem”, and contact your ISP’s technical support representative. 4-6 Troubleshooting v1.
DM111P ADSL2+ Ethernet Modem Reference Manual Troubleshooting Internet Browsing If your modem 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. Typically your ISP will provide the addresses of one or two DNS servers for your use.
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Appendix A Technical Specifications This appendix provides technical specifications for the DM111P ADSL2+ Ethernet Modem.
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Appendix B Related Documents This appendix provides links to reference documents you can use to gain a more complete understanding of the technologies used in your NETGEAR product. Document Link Internet Networking and TCP/IP Addressing: http://documentation.netgear.com/reference/enu/tcpip/index.htm Preparing a Computer for Network Access: http://documentation.netgear.com/reference/enu/wsdhcp/index.htm Glossary: http://documentation.netgear.com/reference/enu/glossary/index.
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