TRENDnet TDM-E400 User's Guide

TRENDnet TDM-E400 Manual

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  • TRENDnet TDM-E400 | User's Guide - Page 1
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    TDM-E400 / TDM-C400 ADSL Modem Router User's Manual and in the operating instructions. z Check Power Sources insulation, have it replaced by your service technician. z Protect Power Cords not place this product on an unstable surface or support. The product may fall, causing serious injury to
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    are covered by the operating instructions. „ If the product has been dropped or the cabinet has been damaged. „ When the product exhibits a distinct change in performance, such as the inability to perform basic functions - this indicates a need for service. z Require Safety Check - Upon completion
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    's Manual 13 Using this Document 14 Notational conventions 14 Typographical conventions 14 Special messages 14 Part 1 Getting Started About Part 1 16 1 Getting to Know the TDM-400 / TDM-C400 Ethernet Modem Router 17 Features 17 System Requirements 17 Parts Check 18 Getting Support
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    TDM-E400 / TDM-C400 ADSL Modem Router User's Manual Quick Start Part 3 - Configuring the Ethernet Modem Router Information 43 Modifying the Date and Time or Configuring SNTP 43 Specifying the TDM-E400 / TDM-C400 Name and Network Domain Name 45 Committing Changes and Rebooting 46 Committing
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    Contents Configuring IPoA Interfaces 72 Adding IPoA Interfaces 74 6 Configuring the System Operating Modes ..........76 Overview of Bridges and Routers 76 How Bridges Work 76 How Routers Work 77 Overview of System Operating Modes 78 Configuring Routable and Bridgeable Interfaces 79
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    TDM-E400 / TDM-C400 ADSL Modem Router User's Manual Configuring DHCP Server 95 Guidelines for creating DHCP server address pools 95 Adding DHCP Server Address Pools 96 Viewing, modifying, and deleting address pools 98
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    examples 147 Viewing IP Filter Statistics 148 Managing Current IP Filter Sessions 148 Configuring Bridge Filters 150 Configuring Global Bridge Filter Settings 150 Adding Bridge Filter Rules 151 Bridge Filter Rule Example 155 Editing and Deleting Rules and Subrules 156 Viewing Rule
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    TDM-E400 / TDM-C400 ADSL Modem Router User's Manual 15 Managing Access to the Configuration Program 161 Managing User Logins 161 Changing Login Passwords 163 Enabling Management through the WAN Port 164 Configuring SNMP
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    Table of Contents B C Index Network classes 186 Subnet masks 186 Troubleshooting 188 Glossary 190 197 11
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    Manual This User's Manual provides configuration instructions and detailed problems, upgrading the system software, managing the configuration, and configuring special features. The document's appendices explain basic Internet and networking concepts and provide solutions to common troubleshooting
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    TDM-E400 / TDM-C400 ADSL Modem Router User's Manual Note Using this Document Notational conventions f Acronyms are messages This document uses the following icons to call your attention to specific instructions or explanations. Provides clarifying or non-essential information on the current topic.
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    Part 1 Getting Started 15
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    TDM-E400 / TDM-C400 ADSL Ethernet Modem Router User's Manual About Part 1 Part 1 provides an overview of the Ethernet Modem Router's features and basic setup and configuration instructions. All users are encouraged to follow these setup instructions when first installing the Ethernet Modem Router on
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    1 Getting to Know the TDM-400 / TDM-C400 Ethernet Modem Router Features f Internal ADSL2+ modem for order to use the Ethernet Modem Router, you must have the following: f ADSL/ADSL2/ADSL2+ service up and running on your telephone line. f One or more computers each containing an Ethernet 10Base-T/
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    TDM-E400 / TDM-C400 ADSL Ethernet Modem Router User's Manual Parts Check In addition to this document, your Ethernet Modem Router should arrive with the following Bridge/Router RJ-45 Cable (straight-through" type) RJ-11 - Standard phone/DSL line cable USB Cable (for Ethernet/USB combo model only AC
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    37 to verify that it is working properly. This Quick Start assumes that you have already established ADSL service with your Internet service provider (ISP). These instructions provide a basic configuration that should be compatible with your home or small office network setup. If necessary, refer
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    TDM-E400 / TDM-C400 ADSL2+ Modem Router User's Manual Figure 1. Overview of Hardware Connections Step 1. Connect the ADSL cable and optional telephone. Connect one end of the provided phone cable to the port labeled
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    Chapter 2. Quick Start Step 4. Attach the power connector. Connect the AC power adapter to the Power connector on the back of the device and plug in the adapter to a wall outlet or power strip. Turn on and boot up your computer(s) and any connected LAN devices such as hubs or switches. 21
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    TDM-E400 / TDM-C400 ADSL2+ Modem Router User's Manual Note Quick Start Part 2 - Configuring Your Computers Quick Start Part 2 provides instructions for configuring the Internet settings on your computers to work with the Ethernet Modem Router . Before you begin By default, the Ethernet Modem
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    Protocols list, and then click . You may be prompted to install files from your Windows 2000 installation CD or other media. Follow the instructions to install the files. 7. If prompted, click the new settings. to restart your computer with Next, configure the PCs to accept IP information
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    TDM-E400 / TDM-C400 ADSL2+ Modem Router User's Manual Windows Me PCs 1. In the Windows task bar, click be prompted to install files from your Windows Me installation CD or other media. Follow the instructions to install the files. 8. If prompted, click the new settings. to restart your computer
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    the Network dialog box, and then click again. You may be prompted to install files from your Windows 95/98 installation CD. Follow the instructions to install the files. 7. Click to restart the PC and complete the TCP/IP installation. Next, configure the PCs to accept IP information assigned
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    TDM-E400 / TDM-C400 ADSL2+ Modem Router User's Manual Windows NT 4.0 workstations First, check for the IP protocol and, CD or other media. Follow the instructions to install the files. After all files are installed, a window displays to inform you that a TCP/IP service called DHCP can be set up to
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    have IP addresses that place them in the same subnet as the Ethernet Modem Router 's LAN interface. If the IP addresses you manually assign to your LAN PCs are in a different subnet than the LAN interface, follow the instructions in Chapter 4 to change the LAN interface IP address as needed. 27
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    TDM-E400 / TDM-C400 ADSL2+ Modem Router User's Manual Connecting a computer to the USB port (For Ethernet/USB model only) If you use the Ethernet Modem Router 's USB port to connect to a PC, you
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    Chapter 2. Quick Start Figure 3. DSL Modem Setup Wizard-License Agreement Page 5. Review the terms of the license, and, if you agree to the terms, click . The Installing window displays as the Wizard prepares your system for the installation: Figure 4. USB Setup Wizard: Installing Page If a
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    TDM-E400 / TDM-C400 ADSL2+ Modem Router User's Manual Figure 5. USB Setup Wizard-Prompt for Hardware Plug In 6. Connect the USB cable to the ADSL2+ Ethernet Modem Router and to your computer. The provided
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    through 26 that correspond to the operating system 2 installed on your PC. f If you want to assign a static IP address to the PC, follow the instructions on page 27 and use the following information: o In the Network and Dial-up Connections window, be sure to select the icon that corresponds to
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    TDM-E400 / TDM-C400 ADSL2+ Modem Router User's Manual 32
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    before using the device display on the Quick Configuration page. Follow these instructions configure the device settings: 1. At any PC connected to the Ethernet page shown in Figure 8 should display (see Appendix B, "Troubleshooting," if you receive an error message or the page does not display
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    TDM-E400 / TDM-C400 ADSL2+ Modem Router User's Manual one ATM interface if you are using different types of services with your ISP. (Chapter 5) Enables or disables the associated subnet mask in the boxes provided. (Note: In bridge configurations, the public IP address may be entered on your PC
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    Router Settings The Ethernet Modem Router can provide a variety of services to your network. The device is pre-configured with default settings to the Quick Configuration page instructions (on page 33) or to the document sections referenced in the table for further instructions. If you are unfamiliar
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    TDM-E400 / TDM-C400 ADSL2+ Modem Router User's Manual Table 1. Default Settings Summary Option Default Properties LAN Typically, you will not need to change the IP address. See Chapter 4 for instructions. The DHCP service (see Chapter 8) is enabled for operation over this interface, with a pool
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    as the device connects to the site. If the LEDs do not illuminate as expected or the web page does not display, see Appendix A for troubleshooting suggestions. Or, contact your ISP for assistance. 37
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    3 Getting Started with the Web Configuration The Ethernet Modem Router includes a preinstalled program called the Web Configuration, which provides an interface to the software installed on the device. It enables you to configure the device settings to meet the needs of your network. You access it
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    the program, use these defaults: Default User Name: Default Password: admin admin Note You can change the password at any time (see Chapter 15 for instructions). The System View page on the Home tab displays each time you log into the program (shown in Figure 11 on page 40). 39
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    TDM-E400 / TDM-C400 ADSL2+ Modem Router User's Manual Functional Layout Web Configuration tasks are grouped into categories made on the current page. See "Committing Changes" on page 46 for instructions on storing changes permanently. Redisplays the current page with updated statistics or settings.
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    The Home page displays when you first access the program or, if another tab is already displaying, when you click on the Home tab. TDM-E400 Figure 11. System View Table The Home page contains the System View table, which provides a snapshot of your system configuration. Note that some settings
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    TDM-E400 / TDM-C400 ADSL2+ Modem Router User's Manual Table Heading WAN Interfaces LAN Interface Services Summary Description Displays the of these interfaces, see Chapter 4. Displays the status of various services that the Ethernet Modem Router performs to help you manage your network.
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    provided an SNTP server address in the configuration before enabling this service. Setting the Ethernet Modem Router date and time, whether manually or through SNTP, does not affect the date and time on your PCs. Follow these instructions to change the system date and time or enable SNTP: 1. At
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    TDM-E400 / TDM-C400 ADSL2+ Modem Router User's Manual Figure 12. System - Modify Page 2. Modify the fields on remaining date and time fields will be dimmed (unavailable for entry). To set the date and time manually, ensure that the SNTP field is set to Disable. Click the date and time check boxes
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    Chapter 3. Getting Started with Web Configuration Note Specifying the TDM-E400 / TDM-C400 Name and Network Domain Name You can specify an easy-to-remember name for the Ethernet Modem Router and a domain name for the network
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    TDM-E400 / TDM-C400 ADSL2+ Modem Router User's Manual Committing Changes and Rebooting Committing Changes Whenever you use Web Configuration to change system settings, the changes so that they can be recalled if your new settings do not work properly (see the rebooting instructions on page 47). 46
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    Chapter 3. Getting Started with Web Configuration Rebooting the device using Web Configuration To reboot the device, display the Commit & Reboot page, select the appropriate reboot mode from the drop-down menu, and then click . You can select from the following reboot options: Option
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    Part 2 Interfaces and Operating Modes 49
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    TDM-E400 / TDM-C400Ethernet Modem Router User's Manual About Part 2 Part 2 explains how to configure the Ethernet Modem Router's interfaces to communicate with your LAN PC(s) and your ISP. Part 2 also describes the
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    Modem Router, you have two connection options: f You can connect the PC directly to the LAN port using a crossover Ethernet cable. See Appendix B, "Troubleshooting," for a description of crossover versus straight-through Ethernet cables. f If the PC is USB-enabled, you can connect it directly to the
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    TDM-E400 / TDM-C400 Ethernet Modem Router User's Manual Note Configuring the LAN (Ethernet) Interface In order to use the device as a router on your LAN, Internet Protocol (IP) properties must be assigned to
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    for how the device's LAN interface is assigned an IP address: o Manual indicates that you will be assigning a static IP address, which you port on your ADSL/ADSL2+ Ethernet Modem Router to the Internet. (Or, in bridge configurations, it may be assigned to your PC.) The IP address and network mask
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    TDM-E400 / TDM-C400 Ethernet Modem Router User's Manual Keep these points in mind: f Manually specifying an address: If you are using routing services on you LAN such as DHCP as the new LAN IP address. See Chapter 8 for instructions on changing the pool of dynamically assigned addresses. f Enabling
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    will remain active. f If you enabled the DHCP service, the ADSL/ADSL2+ Ethernet Modem Router will initiate a the changes to be permanent, follow the instructions on page 46 to commit them. Configuring the Configuration table, then your system does not support a USB connection. Contact your ISP for
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    TDM-E400 / TDM-C400 Ethernet Modem Router User's Manual f If you changed the USB interface IP IP address of the USB interface. See "Quick Start Part 2 - Configuring Your Computers," for instructions. 7. Log into Web Configuration by typing the new USB interface IP address in your Web browser's
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    5 Configuring WAN Interfaces The Ethernet Modem Router's WAN-side interfaces are used to communication via the DSL port. A WAN interface comprises two layers-a lower-level ATM VC interface and a higher-level protocol interface: f The ATM VC interface enables the device to communicate using the
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    TDM-E400 / TDM-C400 ADSL2+ Ethernet Modem Router User's Manual 15. ATM VC Configuration Page Note The Quick Start instructions in Chapter 2 also include ATM interface configuration via of traffic that can be supported, such as data or voice. Internet data services typically use an AAL5type interface
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    Contact your ISP to determine your ATM VC values. Follow these instructions to modify a preconfigured VC: 1. From the ATM VC Configuration to return to the 5. If you want the changes to be permanent, follow the instructions on page 46 to commit them. If you already have defined a higher-level PPP
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    TDM-E400 / TDM-C400 ADSL2+ Ethernet Modem Router User's Manual Adding ATM VCs You can create an ATM VC interface if none has been predefined on your system or if you use multiple services with your ISP. Each service may require its own VC. Follow these instructions to add a VC: 1. From the ATM VC
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    PPP handles tasks such as the following: f Identify the type of service the ISP should provide to a given customer f Identify the customer to a routed connection (i.e., it cannot be used for bridged connections). For more information on bridged and routed connections, see Chapter 6, "Configuring the
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    TDM-E400 / TDM-C400 ADSL2+ Ethernet Modem Router User's Manual You can configure the following settings on the PPP Configuration page: f Inactivity TimeOut...: The time in minutes that must elapse before a PPP connection times-out
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    Chapter 5. Configuring the WAN Interfaces Field Default Route Use DHCP Use DNS Oper. Status Actions Description Indicates whether the ADSL2+ Ethernet Modem Router should use the IP address assigned to this connection as its default route. Can be Enabled or Disabled. See Chapter 10 for an
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    TDM-E400 / TDM-C400 ADSL2+ Ethernet Modem Router User's Manual Viewing PPP Interface Details When you click to the Detail page displays these fields: Field Status Service Name Description Indicates which of the following interface statuses has been manually selected: o Start: The connection will be
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    Chapter 5. Configuring the WAN Interfaces Field Last Fail Cause DNS SDNS Security Protocol Login Name Description Indicates the action that ended the previous PPP session: o No Valid PADO Recvd: The device initiated a PPoE handshake but did not receive a packet in reply from the ISP. o No Valid
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    TDM-E400 / TDM-C400 ADSL2+ Ethernet Modem Router User's Manual Note Adding a PPP Interface Follow this procedure to add a PPP interface. If you need to use more view the new interface in the table. 5. If you want the changes to be permanent, follow the instructions on page 46 to commit them. 66
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    Before creating an EoA interface or modifying the default settings, contact your ISP to determine which type of protocol they use. PPP and EoA: Bridged Internet connections must use an EoA WAN interface. Routed Internet connections can use an EoA (if configured with an IP address) or a PPP interface
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    TDM-E400 / TDM-C400 ADSL2+ Ethernet Modem Router User's Manual The following table describes the fields . When enabled, this setting instructs the device to accept IP information assigned dynamically by your ISP's DHCP server. If the interface will be used for bridging with your ISP and you will
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    . You cannot manually enable or disable the interface; a red ball may indicate a problem with the DSL if you make modifications. Adding EoA Interfaces Follow these instructions to add an EoA interface: 1. Click the interface will be used to provide only a bridged connection to your ISP, skip to step
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    TDM-E400 / TDM-C400 ADSL2+ Ethernet Modem Router User's Manual 7. If your ISP will assign the IP disable the corresponding bridging services. The Bridge Configuration page also displays a table for specifying the interfaces that support bridging. The table may be empty if bridging has not yet been
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    bridging and click . To enable bridging with your ISP, select the EoA interface and the LAN interface(s) (eth-0 and/or usb-0). You can enable bridging handling both bridged and routed data packets. 14. Click the Bridging: Enable Home tab. 15. Click the Bridging: Enabled radio button (if not already
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    TDM-E400 / TDM-C400 ADSL2+ Ethernet Modem Router User's Manual Configuring IPoA Interfaces An IPoA interface can be used to exchange IP packets over the ATM network, without using an underlying Ethernet over ATM (EoA)
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    A green or red ball will display to indicate that the interface is currently up or down, respectively. You cannot manually enable or disable the interface; a down interface may indicate a problem with the DSL connection, or with the remote IPoA computer. Icons you can click on to edit ( ) or delete
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    TDM-E400 / TDM-C400 ADSL2+ Ethernet Modem Router User's Manual Adding IPoA Interfaces Follow these instructions to add an IPoA interface: 1. Display the IPoA page and click . The IPoA Interface - Add page displays: Figure 26. IPoA Interface - Add Page 2. Select the
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    interface to, and then click . 13. Click to return to the IPoA Configuration page. 14. If you want the changes to be permanent, follow the instructions on page 46 to commit them. To view all IPoA-to-ATM VC interface mappings, click at the bottom of the IPoA Configuration page (not
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    may appear to provide the same functionality, bridges and routers operate differently and provide different services. Some ISPs require their customers to use a bridge connection, whereas others allow a routed connection. How Bridges Work Bridges enable computers on two networks to communicate as
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    when their underlying MAC-layer protocols differ. Routers are considered more intelligent and flexible devices than bridges, and often provide a variety of security and network administration services based on the IP protocols. For a more detailed description of how routers pass data, see Chapter
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    Manual Overview of System Operating Modes The Ethernet Modem Router can operate in Bridging mode, Routing mode, or Routing and Bridging mode. You can view the currently configured mode in the System View table on the Home page, as shown in Figure 29. TDM-E400 the required LAN services. The correct
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    page provides links (shown in red) to the System Mode page, where you can enable or disable the corresponding bridging services. The Bridge Configuration page also displays a table for specifying the interfaces that support bridging. The table may be empty if bridging has not yet been configured. 79
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    TDM-E400 / TDM-C400 ADSL2+ Ethernet Modem Router User's Manual 2. In the interface table, select all interface names on which you want to perform bridging and click . To enable bridging with your ISP, select the LAN interface (eth-0 and/or usb-0) and the EoA interface you created for the
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    connection, the LAN and WAN interfaces must be IP-enabled. No bridging services need to be enabled. This configuration would have these features: f used, but they are rarely used in customer settings. See Chapter 5 for instructions. o If an EoA interfaces is created, an IP address should be assigned
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    TDM-E400 / TDM-C400 ADSL2+ Ethernet Modem Router User's Manual Scenario 2: Bridged Connection to ISP In this configuration, your ISP requires you to configure a bridged Internet connection. For a bridged internet connection, the WAN interface must be bridge-enabled. The configuration would have
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    but also includes PCs that use a bridged Internet connection. You would then need to establish bridging services in addition to routing. This would server. f For the PCs that will use the bridging path, the ISP should provide setup instructions for the LAN PC(s), which may involve installing software
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    TDM-E400 / TDM-C400 ADSL2+ Ethernet Modem Router User's Manual Configuring Special Bridging Features Configuring WAN-to-WAN Bridging WAN-to-WAN bridging refers to the bridging of data between WAN interfaces. This can occur only when bridging is enabled on the device and it has two or more WAN
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    LAN side. 3. Otherwise (no PPPoE traffic is detected) the modem continues to operate as before in bridging mode (nonPPPoE traffic) as well as routing mode. Follow these instructions to enable Bridge-Router AutoSense: 1. Ensure that both a PPPoE and an EoA interface is established and that the EoA
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    TDM-E400 / TDM-C400 ADSL2+ Ethernet Modem Router User's Manual Note Note Configuring ZIPB Mode The Ethernet Modem Router offers a special type of bridging mode called ZIPB (Zero Installation PPP Bridge) mode. This mode enables the ISP to simplify the installation process for customers who will be
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    Chapter 6. Configuring the System Operating Modes 8. Click . A page displays briefly to confirm the change, and the System Mode page redisplays. 9. If you want the changes to be permanent, follow the instructions on page 46 to commit them. 87
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    Part 3 Routing and IP-Related Features 89
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    TDM-E400 / TDM-C400 ADSL2+ Ethernet Modem Router User's Manual About Part 3 Part 3 explains how to view information relating to Internet Protocol processing, and describes configuring the Ethernet Modem Router's IP routing features. Part 3 contains
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    LAN (Ethernet) port, called eth-0. See Chapter 4 for instructions on configuring this address. f The IP address of the device's USB interface, named usb0. See Chapter 4 for instructions on configuring this address. f The IP address of the WAN (ADSL
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    TDM-E400 / TDM-C400 ADSL2+ Ethernet Modem Router User's Manual If your device has additional IP-enabled may find it helpful when working with your ISP to diagnose network and Internet data transmission problems. To view global IP statistics, click on the IP Address Table page. Figure 33 shows
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    to your network. The assigning device is called a DHCP server, and the receiving device is a DHCP client. If you followed the Quick Start instructions, you either configured each LAN PC with an IP address, or you specified that it will receive IP information dynamically (automatically). If you chose
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    TDM-E400 / TDM-C400 ADSL2+ Ethernet Modem Router User's Manual Note Ethernet Modem Router DHCP modes The device of addresses includes private IP addresses, you must also configure the Network Address Translation service, so that the private addresses can be translated to your public IP address on
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    you begin, be sure to configure your PCs to accept DHCP information assigned by a DHCP server. See "Quick Start Part 2 - Configuring Your Computers," for instructions. To set up DHCP server, you first define the ranges of IP addresses that you want to be distributed to your PCs, called DHCP server
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    TDM-E400 / TDM-C400 ADSL2+ Ethernet Modem Router User's Manual The DHCP server distributes addresses be assigned only over the Ethernet and USB interfaces. Adding DHCP Server Address Pools Follow these instructions to create an IP address pool: 1. Log into Web Configuration, click the LAN tab, and
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    browser into their equivalent numeric IP addresses. Typically, these servers are located with your ISP. The IP addresses of devices that perform various services for computers that receive IP addresses from this pool (such as the SMTP, or Simple Mail Transfer Protocol, server which handles e-mail
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    TDM-E400 / TDM-C400 ADSL2+ Ethernet Modem Router User's Manual 4. When you are done defining the pool, click . A confirmation page displays briefly to indicate that the is enabled when you create it. If you want the changes to be permanent, follow the instructions on page 46 to commit them. 98
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    Chapter 8. Configuring Dynamic Host Configuration Protocol Excluding IP addresses from a pool If you have IP addresses that are designated for fixed use with specific devices, or for some other reason you do not want to make them available to your network, you can exclude them from the pool.
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    TDM-E400 / TDM-C400 ADSL2+ Ethernet Modem Router User's Manual Configuring DHCP Relay Some ISPs perform Configuring Your Computers," for instructions. Next, you specify the IP address of the DHCP server and select the interfaces on your network that will be using the relay service. 2. Log into the
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    to DHCP Relay. Setting the DHCP Mode You must enable the appropriate DHCP mode to activate your DHCP relay or DHCP server settings. Follow these instructions to set the DHCP mode: 1. Click the LAN tab, and then click DHCP Mode in the task bar. The DHCP Configuration page displays: Figure 39
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    and create an address pool that specifies the DNS addresses to be distributed to the PCs. Refer to "Configuring DHCP Server," on page 95 for instructions on creating DHCP address pools. In either case, you can specify the actual addresses of the ISP's DNS servers (on the PC or in the
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    TDM-E400 / TDM-C400 ADSL2+ Ethernet Modem Router User's Manual Configuring DNS Relay When you specify the the PPP interface properties. (See "Configuring PPP Interfaces," on page 61 for related instructions. Note that you cannot change this property by modifying an existing PPP interface; you
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    Chapter 9. Configuring DNS Server Address a. Click the Services tab, and then click DNS in the task bar. button, and then click . Note 3. If you want the changes to be permanent, follow the instructions on page 46 to commit them. DNS addresses that are assigned to LAN PCs prior to enabling DNS
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    and network data. This chapter describes basic routing concepts and provides instructions for creating routes. Note that most users do not need to , you are first connected to a switchboard operated by your local phone service carrier. All calls you initiate go first to this main switchboard. If
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    to define default gateways IP routes are defined on computers, routers, and other IP-enabled devices to instruct them which hop to take, or which gateway to use, to help forward data along to its subnets, if you connect to two or more ISP services, or if you connect to a remote corporate LAN. 107
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    TDM-E400 / TDM-C400 ADSL2+ Ethernet Modem Router User's Manual Viewing the IP Routing Table All IP-enabled computers and routers maintain a table of IP addresses that are commonly accessed by their users. For each
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    Chapter 10. Configuring IP Routes The following table defines the fields in the IP Routing Table. Field Destination Netmask NextHop IFName Route Type Route Origin Action Description Specifies the IP address of the destination computer. The destination can specified as the IP address of a specific
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    TDM-E400 / TDM-C400 ADSL2+ Ethernet Modem Router User's Manual Adding IP Routes Follow these instructions to add an IP route to the routing table. 1. From the IP Route Table page, the new route. 5. If you want the changes to be permanent, follow the instructions on page 46 to commit them. 110
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    11 Configuring the Routing Information Protocol The Ethernet Modem Router can be configured to communicate with other routing devices to determine the best path for sending data to its intended destination. Routing devices communicate this information using a variety of IP protocols. This chapter
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    TDM-E400 / TDM-C400 ADSL2+ Ethernet Modem Router User's Manual Note Configuring the Ethernet Modem Router 's Interfaces with RIP The following instructions for those devices. 1. Log into the Web Configuration, click the Services tab, and then click RIP in the task bar. The RIP Configuration
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    other features. Select RIP2 if all other routing devices on the autonomous network support this version of the protocol. 6. Click . The new RIP entry will 9. If you want the changes to be permanent, follow the instructions on page 46 to commit them. You can delete an existing RIP entry by
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    TDM-E400 / TDM-C400 ADSL2+ Ethernet Modem Router User's Manual Viewing RIP Statistics From the RIP Configuration page, you can click to view statistics on attempts to send and receive route table data over RIP-
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    Part 4 Security Features 115
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    TDM-E400 / TDM-C400 ADSL2+ Ethernet Modem Router User's Manual About Part 4 Part 4 describes features you can configure to provide security to your network. Part 4 contains the following chapters: f Chapter 12, "Configuring Network Address Translation,"
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    12 Configuring Network Address Translation Definitions This chapter provides an overview of Network Address Translation (NAT) and instructions for modifying the Ethernet Modem Router's default configuration. Overview of NAT Network Address Translation is a method for disguising the private IP
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    TDM-E400 / TDM-C400 ADSL2+ Ethernet Modem Router User's Manual The NAT rule could further be defined to disguise the source port in the data packet (i.e., change it to another number), so that outside computers
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    Network Address Translation Viewing NAT Global Settings and Statistics To view your NAT settings, log into Web Configuration, and click the Services tab. The NAT Configuration page displays by default: Figure 45. NAT Configuration Page The NAT Configuration page contains the following elements
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    TDM-E400 / TDM-C400 ADSL2+ Ethernet Modem Router User's Manual Field TCP Idle Timeout (sec) TCP Close Wait (sec) TCP Def Timeout (sec) UDP Timeout (sec) ICMP Timeout (sec) GRE Timeout (sec) ESP Timeout (sec)
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    Chapter 12. Configuring Network Address Translation Figure 46. NAT Rule Global Statistics Page The table provides basic information for each NAT rule you have set up. You can click to restart the accumulation of the statistics at their initial values. 121
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    TDM-E400 / TDM-C400 ADSL2+ Ethernet Modem Router User's Manual Viewing NAT Rules and Rule Statistics To row containing basic information for each rule. For a description of these fields, refer to the instructions for adding rules (pages 125 through 134). From the NAT Rule Configuration page, you can
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    Chapter 12. Configuring Network Address Translation Viewing Current NAT Translations To view a list of NAT translations that have recently been performed and which remain in effect (for any of the defined rules), select NAT Translations from the NAT Options drop-down list. The NAT Translations page
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    TDM-E400 / TDM-C400 ADSL2+ Ethernet Modem Router User's Manual Figure 50. NAT Translation - Details Page In addition to the information displayed in the NAT Translations table, this table displays the following for the selected
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    a rule setup, delete it and add a new rule with the new settings. The NAPT rule: Translating between private and public IP addresses Follow these instructions to create a rule for translating the private IP addresses on your LAN to your public IP address. This type of rule uses the NAT flavor
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    TDM-E400 / TDM-C400 ADSL2+ Ethernet Modem Router User's Manual 4. Enter a Rule ID. The Rule ID determines the order in which rules are invoked (the lowest A page displays to confirm your changes. 11. If you want the changes to be permanent, follow the instructions on page 46 to commit them. 126
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    Chapter 12. Configuring Network Address Translation Note The RDR rule: Allowing external access to a LAN computer You can create an RDR rule to make a computer on your LAN, such as a Web or FTP server, available to Internet users without having to obtain a public IP address for that computer. The
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    TDM-E400 / TDM-C400 ADSL2+ Ethernet Modem Router User's Manual Follow these instructions to add an RDR rule (see steps 1-4 under "The NAPT rule" on page 125 for specific instructions corresponding to steps 1 and 2 below): 1. Display the NAT Rule - Add Page, select RDR as the Rule Flavor, if
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    Chapter 12. Configuring Network Address Translation A port ID identifies the specific function of the computer connected to it, and therefore can limit the types of data that pass to and from the computer. For example, Web (HTTP) servers are usually identified by port number 80; packets containing
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    TDM-E400 / TDM-C400 ADSL2+ Ethernet Modem Router User's Manual The Basic rule: Performing 1:1 translations The - Add Page (Basic Flavor) Follow these instructions to add a Basic rule (see steps 1-4 under "The NAPT rule" on page 125 for specific instructions corresponding to steps 1 and 2 below): 1.
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    used to establish a Filter rule. Figure 54. NAT Rule⎯Add Page (Filter Flavor) Follow these instructions to add a Filter rule (see steps 1-4 under "The NAPT rule" on page 125 for specific instructions corresponding to steps 1 and 2 below): 1. Display the NAT Rule - Add Page, select FILTER as the
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    TDM-E400 / TDM-C400 ADSL2+ Ethernet Modem Router User's Manual 3. Select a protocol to which this rule applies, or choose ANY. This selection specifies which type of Internet communication will be subject to this translation rule.
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    fields used to establish a Bimap rule. Figure 55. NAT Rule - Add Page (Bimap Flavor) Follow these instructions to add a Bimap rule (see steps 1-4 under "The NAPT rule" on page 125 for specific instructions corresponding to steps 1 and 2 below): 1. Display the NAT Rule - Add Page, select BIMAP as the
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    TDM-E400 / TDM-C400 ADSL2+ Ethernet Modem Router User's Manual The Pass rule: Allowing specific with an ID number from 1 to 4. Follow these instructions to add a Pass rule (see steps 1-4 under "The NAPT rule" on page 125 for detailed instructions corresponding to steps 1 and 2 below): 1. Display
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    attempted attacks, and who should be automatically notified. Configuring Global Firewall Settings Follow these instructions to configure global firewall settings: 1. Log into Web Configuration, click the Services tab, and then click Firewall in the task bar. The Firewall Configuration page displays
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    TDM-E400 / TDM-C400 ADSL2+ Ethernet Modem Router User's Manual 2. Configure the following settings as Death: Illegal IP packet length. Click the Enable radio button to use the following denial of service protections: o SYN DoS o ICMP DoS o Per-host DoS protection Sets the percentage of concurrent
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    the source and destination ports, the e-mail will report the ICMP code and type. 3. Click . 4. If you want the changes to be permanent, follow the instructions on page 46 to commit them. 137
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    TDM-E400 / TDM-C400 ADSL2+ Ethernet Modem Router User's Manual Managing the Blacklist If data packets are received that violate the firewall settings or any of the IP filter rules, then the source IP address
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    tool to enhance network security and control user activity, they can also be complex and generally require an advanced understanding of IP protocols. f The bridge filter feature is similar to the IP filter feature but operates at a lower protocol level. While IP filter rules act on IP data packets
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    TDM-E400 / TDM-C400 ADSL2+ Ethernet Modem Router User's Manual Configuring IP Filters When you define an IP filter rule and enable the feature, you instruct view your current IP filter configuration, log into Web Configuration, click the Services tab, and then click IP Filter in the task bar. The IP
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    Chapter 14. Configuring Filters and Blocking Protocols Configuring IP Filter Global Settings The IP Filter Configuration page enables you to configure the following global IP filter settings. f Security Level: This setting determines which IP filter rules take effect, based on the security level
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    TDM-E400 / TDM-C400 ADSL2+ Ethernet Modem Router User's Manual Creating IP Filter Rules To create an IP filter rule, you set various criteria that must be met in order for the rule to be invoked. Use these instructions to add a new IP filter rule. Also refer to the examples on page 147: 1. On the
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    violations occurring in the previous x minutes. (Logging may be helpful when troubleshooting.) This information can also be e-mailed to designated administrators. See Chapter 13, "Configuring Firewall Settings" for instructions. The security level that must be enabled globally for this rule to take
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    TDM-E400 / TDM-C400 ADSL2+ Ethernet Modem Router User's Manual Field Black List Status Log Tag Start/End from that source for a specified period of time. See Chapter 13, "Configuring Firewall Settings" for instructions. A description of up to 16 characters to be recorded in the log in the event that
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    Chapter 14. Configuring Filters and Blocking Protocols Field Protocol Apply Stateful Inspection Source/Destination Port TCP Flag ICMP Type Description The basic IP protocol criteria that must be met for rule to be invoked. Using the options in the drop-down list, you can specify that packets must
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    TDM-E400 / TDM-C400 ADSL2+ Ethernet Modem Router User's Manual Field ICMP Code IP Frag Pkt IP Option Pkt Packet Size TOD Rule Status Description Specifies whether the value in the code field in ICMP
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    page are configured as needed, then click . A page displays to confirm your changes. 5. If you want the changes to be permanent, follow the instructions on page 46 to commit them. IP filter rule examples Example 1. Blocking a specific computer on your LAN from accessing Web servers on the
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    TDM-E400 / TDM-C400 ADSL2+ Ethernet Modem Router User's Manual Example 2. Blocking Telnet accesses to the Ethernet Modem Router : 1. Add a new rule for packets incoming on the ppp-0 interface. 2. Specify that the packet must contain
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    Chapter 14. Configuring Filters and Blocking Protocols Figure 62. IP Filter Sessions Page The IP Filter Session table displays the following fields for each current IP session: Field Session Index Time to expire Protocol I/F IP Address Port In/Out Rule Index In/Out Action Actions Description The
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    TDM-E400 / TDM-C400 ADSL2+ Ethernet Modem Router User's Manual Note Configuring Bridge Filters Bridge filter rules can be created to control the forwarding of incoming and outgoing data between your LAN and the Internet and within your LAN. Bridge filter rules make decisions based on the structure
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    click the Enable and Disable radio buttons to activate/deactivate the service. Although each rule can be independently enabled and disabled, no subrules that you want to be in effect, and then enable the bridge filtering service. Follow this process to add a rule, then proceed to the next set of steps
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    TDM-E400 / TDM-C400 ADSL2+ Ethernet Modem Router User's Manual this rule is invoked. Logging may be helpful when troubleshooting. You can also disable logging, log only packets instructions. 3. When you are finished, you can enable the rule by clicking the Enable radio button at the top of the Bridge
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    Field Subrule ID Offset Offset from Mask Description A unique ID number for this subrule. These numbers are independent from the main rule number. The bridge filter processes subrules in sequential order; if a packet fails to match the criteria of any subrule, then the rule will not be invoked and
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    TDM-E400 / TDM-C400 ADSL2+ Ethernet Modem Router User's Manual Field Description Cmp. Type Comparison Type - can enable the rule, any of its subrules, and the bridge filtering service in order to make the rule effective. On the Bridge Filter Configuration page, a red ball displays in the Oper.
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    see "Committing Changes" on page 46). Bridge Filter Rule Example The following instructions create a rule for preventing Telnet access Bridge Filter Subrule - Add page, and then click . 5. If necessary, enable the Bridge Filter Service by clicking the Enable radio button at the top of the Bridge
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    TDM-E400 / TDM-C400 ADSL2+ Ethernet Modem Router User's Manual Editing and Deleting Rules and Subrules In the table on the Bridge Filter Rule page, the following items display in the Actions column for each rule and subrule: Button Description Edits the rule or subrule. The Bridge Filter Rule -
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    the available protocols. Protocol PPoE Description Point-to-Point Protocol over Ethernet. Many DSL modems use PPoE to establish and maintain a connection with a service provider. PPoE provides a means of logging in to the ISPs servers so that they can authenticate you as a customer and provide you
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    TDM-E400 / TDM-C400 ADSL2+ Ethernet Modem Router User's Manual Protocol IP Multicast Exchange. A networking protocol used on Novell Netware®-based LANs. Bridge Protocol Data Unit. BPDUs are data messages that are exchanged across be permanent, follow the instructions on page 46 to commit them. 158
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    Part 5 Administrative Tasks and System Monitoring 159
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    TDM-E400 / TDM-C400 ADSL2+ Ethernet Modem Router User's Manual line performance, how to run the diagnostic utility to troubleshoot system problems, and how to use the ping and traceroute ," describes how to configure the Autodetect service, which enables the modem to automatically detect and configure a
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    . They can view-but not create or modify- all other system information. To create additional logins or modify existing logins, follow these instructions: 1. Log into Web Configuration using the default user name and password, and then click the Admin tab. The User Configuration page displays
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    TDM-E400 / TDM-C400 ADSL2+ Ethernet Modem Router User's Manual 2. Click to display the User Config-Add page: Figure characters. 4. Click . 5. If you want the changes to be permanent, follow the instructions on page 46 to commit them. You cannot change or delete the default login. To delete
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    Login Passwords Users of all privilege levels can modify their own password. Only users with Root privileges can modify other users' passwords. Follow these instructions to change a login password. This user ID and password are used only for logging into the Web Configuration; it is not the same as
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    TDM-E400 / TDM-C400 ADSL2+ Ethernet Modem Router User's Manual Enabling Management through the WAN Port You can enable access to Web Configuration via the WAN port so the next time you log in, click . If you want the changes to be permanent, follow the instructions on page 46 to commit them. 164
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    is not described here. f A MIB stored in the modem's memory. This must be preconfigured in the software image by the ISP. f The SNMP service enabled on the modem, including defined communities that allow read-only or read/write accesses from specific hosts. This configuration is described below
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    TDM-E400 / TDM-C400 ADSL2+ Ethernet Modem Router User's Manual 3. From the Access column of the table, select the privileges (Read-Only or Read/Write) to assign to all hosts that are part of this
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    shows you where to find information related to system events (alarms) and DSL line performance, and how to run a diagnostic program to troubleshoot problems. Viewing System Alarms You can use the Web Configuration to view information about alarms that occur in the system. Alarms, also called traps
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    TDM-E400 / TDM-C400 ADSL2+ Ethernet Modem Router User's Manual Viewing the System Log You can view data generated or acquired by routine system communication with other devices, such as the results of negotiations with
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    the connection, you can click . Although you generally will not need to view the remaining data, it may be helpful when troubleshooting connection or performance problems with your ISP. You can click to reset all counters to zero, and to redisplay the page with newly accumulated values. You
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    TDM-E400 / TDM-C400 ADSL2+ Ethernet Modem Router User's Manual Figure 76. DSL Parameters Page f The DSL Parameters and Status table displays settings preconfigured by the product manufacturer or your ISP. f The Config Data table
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    Chapter 16. Monitoring System Status and Performing Diagnostics The DSL Statistics page reports error data relating to the last 15minute interval, the current day, and the previous day. At the bottom of the page, the Detailed Interval Statistic table displays links you can click on to display
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    / TDM-C400 ADSL2+ Ethernet Modem Router User's Manual Using Diagnostics The diagnostics feature executes a series of test of your system software and hardware connections. Use this feature when working with your ISP to troubleshoot problems. Running the Diagnostics Program Follow these instructions
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    Chapter 16. Monitoring System Status and Performing Diagnostics Using the Ping Utility Ping is a command you can use to check whether your PC can recognize other computers on your network and the Internet. A ping command sends a message to the computer you specify. If the computer receives the
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    TDM-E400 / TDM-C400 ADSL2+ Ethernet Modem Router User's Manual Using the Traceroute Utility You can use the traceroute utility to view the IP addresses of all the hops that an IP packet makes from
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    /UDP messages to conduct the traceroute. Some routers in the path may not support one or the other method. Try one, and if not working, try the each transmission (to account for packets dropped due to connection or server problems). The maximum number of hops that can be discovered in a traceroute
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    TDM-E400 / TDM-C400 ADSL2+ Ethernet Modem Router User's Manual Field Description Destination UDP port When the Probe Message Type is specified as UDP, the traceroute commands includes an invalid destination UDP port address in
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    the operating system, device drivers, application code, and configuration data. The configuration data includes all the customizable settings described in this User's Manual. You can upgrade the image by installing a new one provided by your ISP. You can also save the current configuration data to
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    TDM-E400 / TDM-C400 ADSL2+ Ethernet Modem Router User's Manual 4. Select the file, and then click . The following message box displays at the bottom of the page: Loading New Software Please do not interrupt the
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    Router's software features, such as those documented in this User's Manual, can be configured in various ways to address your needs or you load the image, you can restore your previous configuration. Follow these instructions to save and restore the configuration file: 1. Ensure that any changes you
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    TDM-E400 / TDM-C400 ADSL2+ Ethernet Modem Router User's Manual f To save the current configuration, click . A Windows dialog box will display to enable you to choose where to save the file. The file is named
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    18 Modifying Port Settings This chapter describes how to modify the Port ID numbers associated with the Ethernet Modem Router's Web, FTP, and Telnet servers. Overview of IP port numbers The header information in an IP data packet specifies a destination port number. Routers use the port number along
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    TDM-E400 / TDM-C400 ADSL2+ Ethernet Modem Router User's Manual attempt to your LAN HTTP server rather than to the HTTP server on the Ethernet Modem Router . Thereafter, when your ISP wants to log on
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    Autodetect Modes Autodetect can be used to establish PPPoE, PPPoA, IPoA-1577 and EoA connections and can be configured in either of two modes: bridging mode and routing mode. These modes are specific to the Autodetect feature and are configured in addition to the system operating mode defined on the
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    TDM-E400 / TDM-C400 ADSL2+ Ethernet Modem Router User's Manual Configuring Autodetect Follow these steps to configure Autodetect: 1. Log commit your changes. Also, when Autodetect is disabled, you must manually configure ATM VC information as described in "Configuring the ATM VC" on page 58. 184
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    A IP Addresses, Network Masks, and Subnets IP Addresses Note This section pertains only to IP addresses for IPv4 (version 4 of the Internet Protocol). IPv6 addresses are not covered. IP addresses, the Internet's version of telephone numbers, are used to identify individual nodes (computers or
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    TDM-E400 / TDM-C400ADSL2+ Ethernet Modem Router User's Manual Definition mask Network classes The three commonly used network classes are A, B, and C. (There is also a class D but it has a special use beyond the scope of
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    Note Appendix A. IP Addresses, Network Masks, and Subnets uses the remaining 7 bits in field4 for its host IDs, which range from 0 to 127 (instead of the usual 0 to 255 for a class C address). Similarly, to split a class C network into four subnets, the mask is: 255.255.255.192 or 11111111.
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    in installing or using the Ethernet Modem Router , and provides instructions for using several IP utilities to diagnose problems. Contact Customer Support if these suggestions do not resolve the problem. Problem Troubleshooting Suggestion LEDs POWER LED does not illuminate after product is turned
  • TRENDnet TDM-E400 | User's Guide - Page 189
    Troubleshooting Problem Troubleshooting dynamically assigned addresses within a predefined pool (see the instructions in Chapter 8 to view the address pool). Verify or Netscape Navigator v6.1 or later. Support for Javascript® must be enabled in your browser. Support for Java® may also be required.
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    backwards compatible with 802.11b but offers greater bandwidth for supporting simultaneous users and a higher maximum speed. An IEEE protocol an ISP's network that collects data relating to user login attempts and service usage, often for the purpose of providing data for billing. Asymmetric Digital
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    Passing data from your network to your ISP and vice versa using the hardware addresses of the devices at each location. Bridging contrasts with routing, which can add more intelligence to data transfers by using network addresses instead. The Ethernet Modem Router can perform both routing and
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    TDM-E400 / TDM-C400ADSL2+ Ethernet Modem Router User's Manual download DSL Ethernet filtering filtering rule firewall firewall protection can be provided by packet filtering and Network Address Translation services. File Transfer Protocol A program used to transfer files between computers connected
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    in-line (installs between phone and jack) and wall-mount (telephone jack with built-in microfilter). See also splitterless. Network Address Translation A service performed by many routers that translates your network's publicly known IP address into a private IP address for each computer on your LAN
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    TDM-E400 / TDM-C400ADSL2+ Ethernet Modem Router User's Manual network network mask NIC packet ping port PPP connection have to follow the rules of the protocol. Remote Authentication Dial-In User Service A protocol used to authenticate users dialing in or otherwise connecting to a network. RADIUS
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    RJ-11 RJ-45 routing SDNS SNMP SNTP subnet subnet mask supplicant TCP/IP Telnet TFTP TTL Appendix C. Glossary Registered Jack Standard-11 The standard plug used to connect telephones, fax machines, modems, etc. to a telephone jack. It is a 6-pin connector usually containing four wires. Registered
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    TDM-E400 / TDM-C400ADSL2+ Ethernet Modem Router User's Manual twisted pair upstream USB VC VCI VPI WAN receives a packet decrements this field by one. When the TTL reaches zero, the packet is discarded. The
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    , 46 Computers configuring IP information, 22 Configuration Manager overview, 38 troubleshooting, 189 Data packet, 117 Date and time, changing, 43 Default configuration, 35 Default gateway, 107 De-militarized zones, 141 Denial of Service, 136 DHCP defined, 93, 191 device modes, 94 setting operating
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    TDM-E400 / TDM-C400ADSL2+ Ethernet Modem Router User's Manual defined, 93 modifying, viewing pools, 99 pools, 93 using a LAN device as, 94 using existing on LAN, 52 using ISP as, 94 viewing assigned addresses, 99 DHCP Server Pool - Modify page, 98 DHCP Server Pool-Add page, 96 Diagnosing problems
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    IP Route Table page, 108 IP routes adding, 110 manually configuring, 108 Index type, 109 IP Routes defined, LAN port default IP information, 27 LEDs, 193 troubleshooting, 188 Local Image Upgrade page, 177 Login to Bridging, 82 Routing, 81 Routing and Bridging, 83 ZIPB, 86 Modes, operating, 78
  • TRENDnet TDM-E400 | User's Guide - Page 200
    TDM-E400 / TDM-C400ADSL2+ Ethernet Modem Router User's Manual NAT, 193 adding rules, 125 BASIC flavor, , 184 Backup/Restore Config, 179 Blocked Protocols, 157 Bridge Configuration, 70, 79 Bridge Filter Configuration, 150 Bridge Filter Rule, 151 Bridge Filter Subrule - Add, 153 Commit & Reboot, 46
  • TRENDnet TDM-E400 | User's Guide - Page 201
    Firewall Configuration, 135 Home (System View), 41 Image Upgrade, 161 IP Address Table, 91 IP Filter Configuration, 140 IP Filter Rule - Add, 142 IP Filter Rule - Statistics, 148 IP Filter Sessions, 149 IP Global Statistics, 92 IP Route - Add, 110 IP Route Table, 108 IPoA, 72 IPoA Interface, 74 IPoA
  • TRENDnet TDM-E400 | User's Guide - Page 202
    TDM-E400 / TDM-C400ADSL2+ Ethernet Modem Router User's Manual 195 Routable interfaces, 79 Routed and bridged Internet connection, configuring, 83 Routed Internet connection, changing, 43 Traceroute, using, 174 Traps. See Alarms Troubleshooting, 188 TTL, 195 Twisted pair, 196 Typographical conventions,
  • TRENDnet TDM-E400 | User's Guide - Page 203
    default, 39 VC, 196 VCI, 196 VPI, 196 WAN, 196 WAN interface configuring multiple, 92 IP address, 91 WAN-to-WAN bridging, configuring, 84 Index Web browser requirements, 17 Web browser requirements, 38 Web browsers compatible versions, 38 Windows NT configuring IP information, 26 ZIPB mode,
  • TRENDnet TDM-E400 | User's Guide - Page 204
    TDM-E400 / TDM-C400ADSL2+ Ethernet Modem Router User's Manual Limited Warranty TRENDnet warrants its products against defects in material and workmanship, under normal use and service, for the following lengths of time from the date of purchase. ADSL Modem Router - 5 years If a product does not
  • TRENDnet TDM-E400 | User's Guide - Page 205
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