Linksys AG241 User Manual
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Linksys AG241 User Manual

Adsl2 gateway with 4-port switch
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®
A Division of Cisco Systems, Inc.
ADSL2 Gateway
with 4-Port Switch

User Guide

WIRED
AG241
Model No.

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  • Page 1: User Guide

    ® A Division of Cisco Systems, Inc. ADSL2 Gateway with 4-Port Switch User Guide WIRED AG241 Model No.
  • Page 2 ADSL2 Gateway with 4-Port Switch Copyright and Trademarks Specifications are subject to change without notice. Linksys is a registered trademark or trademark of Cisco Systems, Inc. and/or its affiliates in the U.S. and certain other countries. Copyright © 2004 Cisco Systems, Inc. All rights reserved.

  • Page 3: Table Of Contents

    ADSL2 Gateway with 4-Pot Switch Table of Contents Chapter 1: Introduction Welcome What’s in this Guide? Chapter 2: Planning Your Network The Gateway’s Functions IP Addresses What is a VPN? Why do I need a VPN? Chapter 3: Getting to Know the ADSL2 Gateway with 4-Port Switch The Back Panel The Front Panel Chapter 4: Connecting the ADSL2 Gateway with 4-Port Switch...
  • Page 4 10/100 8-Port VPN Router List of Figures Figure 2-1: Network Figure 2-2: Computer-to-VPN Gateway Figure 2-3: VPN Gateway-to-VPN Gateway Figure 3-1: Back Panel Figure 3-2: Front Panel Figure 4-1: Ethernet Connection Figure 4-2: ADSL Connection Figure 4-3: Power Connection Figure 5-1: Password Screen Figure 5-2: Basic Setup Tab Figure 5-3: Dynamic IP Figure 5-4: Static IP...
  • Page 5 10/100 8-Port VPN Router Figure 5-21: Internet Policy Summary Figure 5-22: List of PCs Figure 5-23: Port Services Figure 5-24: Single Port Forwarding Figure 5-25: Port Range Forwarding Figure 5-26: Port Triggering Figure 5-27: DMZ Figure 5-28: QOS Figure 5-29: Management Figure 5-30: Reporting Figure 5-31: System Log Figure 5-32: Ping Test...
  • Page 6 10/100 8-Port VPN Router Figure B-11: Filter Acton Tab Figure B-12: Security Methods Tab Figure B-13: Authentication Methods Figure B-14: Preshared Key Figure B-15: New Preshared Key Figure B-16: Tunnel Setting Tab Figure B-17: Connection Type Tab Figure B-18: Properties Screen Figure B-19: IP Filter List Tab Figure B-20: Filter Action Tab Figure B-21: Authentication Methods Tab...

  • Page 7: Chapter 1: Introduction

    Safeguard your family with Parental Control features like Internet Access Time Limits and Key Word Blocking. Configuration is a snap with any web browser. With the Linksys ADSL2 Gateway with 4-Port Switch at the heart of your home network, you're connected to the future.

  • Page 8: What's In This Guide

    ADSL2 Gateway with 4-Port Switch What’s in this Guide? This user guide covers the steps for setting up and using the ADSL2 Gateway with 4-Port Switch. • Chapter 1: Introduction This chapter describes the ADSL2 Gateway with 4-Port Switch ADSL2 Gateway with 4-Port Switch applications and this User Guide.
  • Page 9 • Appendix H: Regulatory Information This appendix supplies the regulatory information regarding the Gateway. • Appendix I: Contact Information This appendix provides contact information for a variety of Linksys resources, including Technical Support. Chapter 1: Introduction What’s in this Guide?

  • Page 10: Chapter 2: Planning Your Network

    ADSL2 Gateway with 4-Port Switch Chapter 2: Planning Your Network The Gateway’s Functions A Gateway is a network device that connects two networks together. In this instance, the Gateway connects your Local Area Network (LAN), or the group of computers in your home or office, to the Internet.

  • Page 11: What Is A Vpn

    ADSL2 Gateway with 4-Port Switch Since you use the Gateway to share your DSL Internet connection, contact your ISP to find out if they have assigned a static IP address to your account. If so, you will need that static IP address when configuring the Gateway.

  • Page 12: Why Do I Need A Vpn

    For additional information and instructions about creating your own VPN, please visit Linksys’s international website at www.linksys.com/international or refer to “Appendix C: Configuring IPSec between a Windows 2000 or XP computer and the VPN Gateway.”...

  • Page 13: Figure 2-3: Vpn Gateway-To-Vpn Gateway

    ADSL2 Gateway with 4-Port Switch protect data inside of a local network. But what do you do once information is sent outside of your local network, when emails are sent to their destination, or when you have to connect to your company's network when you are out on the road? How is your data protected? That is when a VPN can help.

  • Page 14: Chapter 3: Getting To Know The Adsl2 Gateway With 4-Port Switch

    This switch is used to turn the Gateway on or off. With these, and many other, Linksys products, your networking options are limitless. Go to the Linksys international website at www.linksys.com/international for more information about products that work with the Gateway.

  • Page 15: The Front Panel

    ADSL2 Gateway with 4-Port Switch The Front Panel The Gateway's LEDs, where information about network activity is displayed, are located on the front panel. Figure 3-2: Front Panel Power Green. The Power LED lights up when the Gateway is powered on. Ethernet (1-4) Green.

  • Page 16: Chapter 4: Connecting The Adsl2 Gateway With 4-Port Switch

    ADSL2 Gateway with 4-Port Switch Chapter 4: Connecting the ADSL2 Gateway with 4-Port Switch Overview The Gateway’s setup consists of more than simply plugging hardware together. You will have to configure your networked computers to accept the IP addresses that the Gateway assigns them (if applicable), and you will also have to configure the Gateway with setting(s) provided by your Internet Service Provider (ISP).

  • Page 17: Figure 4-2: Adsl Connection

    Connection to a Computer Figure 4-2: ADSL Connection NOTE: You should always plug the Gateway’s power adapter into a power strip with surge protection. Figure 4-3: Power Connection NOTE: You should always change the SSID from its default, linksys, and enable WEP encryption.

  • Page 18: Chapter 5: Configuring The Gateway Overview

    ADSL2 Gateway with 4-Port Switch Chapter 5: Configuring the Gateway Overview Follow the steps in this chapter and use the Gateway’s web-based utility to configure the Gateway. This chapter will describe each web page in the Utility and each page’s key functions. The utility can be accessed via your web browser through use of a computer connected to the Gateway.
  • Page 19 ADSL2 Gateway with 4-Port Switch Applications & Gaming • Single Port Forwarding. Use this screen to set up common services or applications on your network. • Port Range Forwarding. To set up public services or other specialized Internet applications on your network, click this tab.

  • Page 20: How To Access The Web-Based Utility

    ADSL2 Gateway with 4-Port Switch How to Access the Web-based Utility To access the web-based utility, launch Internet Explorer or Netscape Navigator, and enter the Gateway’s default IP address, 192.168.1.1, in the Address field. Then press Enter. A password request page, shown in Figure 5-1 will appear. (non-Windows XP users will see a similar screen.) Enter admin (the default user name) in the User Name field, and enter admin (the default password) in the Password field.

  • Page 21: Figure 5-3: Dynamic Ip

    ADSL2 Gateway with 4-Port Switch • Internet Connection Type. The Gateway supports five Encapsulations: RFC 1483 Bridged, RFC 1483 Routed, RFC 2516 PPPoE, RFC 2364 PPPoA, and Bridged Mode Only. Each Basic Setup screen and available features will differ depending on what type of encapsulation you select. RFC 1483 Bridged Dynamic IP IP Settings.

  • Page 22: Figure 5-5: Ipoa

    ADSL2 Gateway with 4-Port Switch IPoA If you are required to use RFC 1577 IPoA (Classical IP over ATM), then select IPoA. • IP Address. This is the Gateway’s IP address, when seen from the WAN, or the Internet. Your ISP will provide you with the IP Address you need to specify here.

  • Page 23: Figure 5-7: Rfc 2364 Pppoa

    ADSL2 Gateway with 4-Port Switch RFC 2364 PPPoA Some DSL-based ISPs use PPPoA (Point-to-Point Protocol over ATM) to establish Internet connections. If you are connected to the Internet through a DSL line, check with your ISP to see if they use PPPoA. If they do, you will have to enable PPPoA.

  • Page 24: Figure 5-9: Optional Settings

    ADSL2 Gateway with 4-Port Switch Optional Settings (Required by some ISPs) • Host Name and Domain Name. These fields allow you to supply a host and domain name for the Gateway. Some ISPs require these names as identification. You may have to check with your ISP to see if your broadband Internet service has been configured with a host and domain name.

  • Page 25: Figure 5-10: Dyndns.org

    ADSL2 Gateway with 4-Port Switch can enter up to three DNS Server IP Addresses here. The Router will use these for quicker access to functioning DNS servers. • WINS. The Windows Internet Naming Service (WINS) converts NetBIOS names to IP addresses. If you use a WINS server, enter that server’s IP address here.
  • Page 26 ADSL2 Gateway with 4-Port Switch • Internet IP Address. The Router’s current Internet IP Address is displayed here. Because it is dynamic, this will change. • Status. The status of the DDNS service connection is displayed here. When finished making your changes on this tab, click the Save Settings button to save these changes, or click the Cancel Changes button to undo your changes.

  • Page 27: The Security Tab

    ADSL2 Gateway with 4-Port Switch • Subnet Mask. The Subnet Mask (also known as the Network Mask) determines which portion of an IP address is the network portion, and which portion is the host portion. • Gateway. This IP address should be the IP address of the gateway device that allows for contact between the Gateway and the remote network or host.

  • Page 28: Figure 5-14: Firewall

    ADSL2 Gateway with 4-Port Switch Block WAN requests • Block Anonymous Internet Requests. This keeps your network from being “pinged” or detected and reinforces your network security by hiding your network ports, so it is more difficult for intruders to discover your network.

  • Page 29: Figure 5-15: Vpn

    ADSL2 Gateway with 4-Port Switch multiple tunnels and does not have to match the name used at the other end of the tunnel. To delete a tunnel entry, select the tunnel, then click Delete. To view a summary of the settings, click Summary. •...

  • Page 30: Figure 5-17: Manual Key Management

    ADSL2 Gateway with 4-Port Switch Manual Select Manual, then select the Encryption Algorithm from the drop-down menu. Enter the Encryption Key in the field (if you chose DES for your Encryption Algorithm, enter 16 hexadecimal characters, if you chose 3DES, enter 48 hexadecimal characters).

  • Page 31: Figure 5-19: Advanced Vpn Tunnel Setup

    ADSL2 Gateway with 4-Port Switch • Key Life Time. In the Key Lifetime field, you may optionally select to have the key expire at the end of a time period of your choosing. Enter the number of seconds you’d like the key to be used until a re-key negotiation between each endpoint is completed.

  • Page 32: The Access Restrictions Tab

    ADSL2 Gateway with 4-Port Switch The Access Restrictions Tab Internet Access The Access Restrictions tab allows you to block or allow specific kinds of Internet usage. You can set up Internet access policies for specific computers and set up filters by using network port numbers. •...

  • Page 33: Figure 5-22: List Of Pcs

    ADSL2 Gateway with 4-Port Switch 3. If you wish to Deny or Allow Internet access for those computers you listed on the List of PCs screen, click the option. 4. You can filter access to various services accessed over the Internet, such as FTP or Telnet, by selecting a service from the drop-down menus next to Blocked Services.

  • Page 34: The Applications And Gaming Tab

    ADSL2 Gateway with 4-Port Switch The Applications and Gaming Tab Single Port Forwarding The Single Port Forwarding screen provides options for customization of port services for common applications. When users send this type of request to your network via the Internet, the Gateway will forward those requests to the appropriate computer.

  • Page 35: Figure 5-26: Port Triggering

    ADSL2 Gateway with 4-Port Switch Port Triggering Port Triggering is used for special applications that can request a port to be opened on demand. For this feature, the Gateway will watch outgoing data for specific port numbers. The Gateway will remember the IP address of the computer that sends a transmission requesting data, so that when the requested data returns through the Gateway, the data is pulled back to the proper computer by way of IP address and port mapping rules.

  • Page 36: Figure 5-28: Qos

    ADSL2 Gateway with 4-Port Switch Quality of Service (QoS) ensures better service to high-priority types of network traffic, which may involve demanding, real- time applications, such as Internet phone calls or videoconferencing. Application-based QoS Application-based QoS manages information as it is transmitted and received. Depending on the settings of the QoS screen, this feature will assign information a high or low priority for the five preset applications and three additional applications that you specify.

  • Page 37: The Administration Tab

    ADSL2 Gateway with 4-Port Switch Enable 802.1p P bits scheduling. VLAN’s VID. Select this option to enable 802.1p P bits classification scheduling in the appropriate VLAN based on IEEE 802.1Q VLAN identification. Enter the VLAN VID (VLAN Identifier) number in the field. When you have finished making changes to this screen, click the Save Settings button to save the changes, or click the Cancel Changes button to undo your changes.

  • Page 38: Figure 5-30: Reporting

    ADSL2 Gateway with 4-Port Switch Identification. To enable SNMP, click Enabled. To disable SNMP, click Disabled. UPnP UPnP allows Windows XP to automatically configure the Gateway for various Internet applications, such as gaming and videoconferencing. UPnp. To enable UPnP, click Enabled. Please select a pvc connection to bind.

  • Page 39: Figure 5-32: Ping Test

    ADSL2 Gateway with 4-Port Switch Diagnostics Ping Test Ping Test Parameters • Ping Target IP. Enter the IP Address that you want to ping in the field. This can be either a local (LAN) IP or an Internet (WAN) IP address. •...

  • Page 40: Figure 5-34: Factory Defaults

    Upgrade from LAN To upgrade the Gateway’s firmware from the LAN: 1. Click the Browse button to find the firmware upgrade file that you downloaded from the Linksys website and then extracted. 2. Double-click the firmware file you downloaded and extracted. Click the Upgrade button, and follow the instructions there.

  • Page 41: Figure 5-36: Reboot

    ADSL2 Gateway with 4-Port Switch Reboot This tab allows you to do a soft or hard reboot of your Gateway. Reboot Mode. To reboot your Gateway, select Hard or Soft. Choose hard to power cycle the Gateway or soft to restart it without a power cycle.

  • Page 42: The Status Tab

    ADSL2 Gateway with 4-Port Switch The Status Tab Gateway This screen displays information about your Gateway and its WAN (Internet) Connections. Gateway Information Gateway Information displays the Software Version, MAC Address, and Current Time. Internet Connections The Internet Connections will be displayed after selecting the Internet connection number from the drop-down menu.

  • Page 43: Figure 5-40: Dsl Connection

    ADSL2 Gateway with 4-Port Switch DSL Connection The DSL Connection information that is displayed is the Status, Downstream Rate, and Upstream Rate. The PVC Connection information that is displayed is Encapsulation, Multiplexing, QoS, Pcr Rate, Scr Rate, Autodetect, VPI, VCI, and PVC Status. Click the Refresh button if you want to Refresh your screen.

  • Page 44: Common Problems And Solutions

    Provided are possible solutions to problems that may occur during the installation and operation of the Gateway. Read the descriptions below to help you solve your problems. If you can’t find an answer here, check the Linksys international website at www.linksys.com/international.
  • Page 45 ADSL2 Gateway with 4-Port Switch 7. Toward the bottom of the window, select Use the following DNS server addresses, and enter the Preferred DNS server and Alternative DNS server (provided by your ISP). Contact your ISP or go on its website to find the information.
  • Page 46 ADSL2 Gateway with 4-Port Switch For Windows 98 and Me: • Click Start and Run. In the Open field, type in command. Press the Enter key or click the OK button. For Windows NT, 2000, and XP: • Click Start and Run. In the Open field, type cmd. Press the Enter key or click the OK button. In the command prompt, type ping 192.168.1.1 and press the Enter key.
  • Page 47 Refer to “Problem #7, I need to set up online game hosting or use other Internet applications” for details. • Check the Linksys international website for more information at www.linksys.com/international. 6. I need to set up a server behind my Gateway and make it available to the public.
  • Page 48 ADSL2 Gateway with 4-Port Switch field provided. Check “Appendix D: Finding the MAC Address and IP Address for Your Ethernet Adapter” for details on getting an IP address. 6. Check the Enable option for the port services you want to use. Consider the example below: Customized Application External Port Web server...
  • Page 49 ADSL2 Gateway with 4-Port Switch 8. I can’t get the Internet game, server, or application to work. If you are having difficulties getting any Internet game, server, or application to function properly, consider exposing one computer to the Internet using DeMilitarized Zone (DMZ) hosting. This option is available when an application requires too many ports or when you are not sure which port services to use.
  • Page 50 12. I need to upgrade the firmware. In order to upgrade the firmware with the latest features, you need to go to the Linksys international website and download the latest firmware at www.linksys.com/international. • Follow these steps: 1.
  • Page 51 ADSL2 Gateway with 4-Port Switch 1. To connect to the Gateway, go to the web browser, and enter http://192.168.1.1 or the IP address of the Gateway. 2. Enter the username and password, if asked. (The default username and password is admin.) 3.

  • Page 52: Frequently Asked Questions

    Does the Gateway support any operating system other than Windows 98SE, Windows Millennium, Windows 2000, or Windows XP? Yes, but Linksys does not, at this time, provide technical support for setup, configuration or troubleshooting of any non-Windows operating systems. Appendix A: Troubleshooting...
  • Page 53 How will I be notified of new Gateway firmware upgrades? All Linksys firmware upgrades are posted on the Linksys international website at www.linksys.com/international, where they can be downloaded for free. To upgrade the Gateway’s firmware, use the Administration tab of the...
  • Page 54 ADSL2 Gateway with 4-Port Switch Gateway’s web-based utility. If the Gateway’s Internet connection is working well, there is no need to download a newer firmware version, unless that version contains new features that you would like to use. Will the Gateway function in a Macintosh environment? Yes, but the Gateway’s setup pages are accessible only through Internet Explorer 4.0 or Netscape Navigator 4.0 or higher for Macintosh.
  • Page 55 Press the Reset button on the back panel for about ten seconds. This will reset the Gateway to its default settings. How many channels/frequencies are available with the Gateway? There are eleven available channels, ranging from 1 to 11 (in North America). If your questions are not addressed here, refer to the Linksys international website, www.linksys.com/international. Appendix A: Troubleshooting...

  • Page 56: Introduction

    ADSL2 Gateway with 4-Port Switch Appendix B: Configuring IPSec between a Windows 2000 or XP Computer and the Gateway Introduction This document demonstrates how to establish a secure IPSec tunnel using preshared keys to join a private network inside the Gateway and a Windows 2000 or XP computer. You can find detailed information on configuring the Windows 2000 server at the Microsoft website: Microsoft KB Q252735 - How to Configure IPSec Tunneling in Windows 2000 http://support.microsoft.com/support/kb/articles/Q252/7/35.asp...

  • Page 57: How To Establish A Secure Ipsec Tunnel

    ADSL2 Gateway with 4-Port Switch How to Establish a Secure IPSec Tunnel Step 1: Create an IPSec Policy 1. Click the Start button, select Run, and type secpol.msc in the Open field. The Local Security Setting screen will appear as shown in Figure C-1. 2.

  • Page 58: Figure B-4: Ip Filter List

    ADSL2 Gateway with 4-Port Switch 3. The Filters Properties screen will appear, as shown in Figure C-5. Select the Addressing tab. In the Source address field, select My IP Address. In the Destination address field, select A specific IP Subnet, and fill in the IP Address: 192.168.1.0 and Subnet mask: 255.255.255.0.

  • Page 59: Figure B-7: Ip Filter List

    ADSL2 Gateway with 4-Port Switch 7. The IP Filter List screen should appear, as shown in Figure C-7. Enter an appropriate name, such as Router- >win for the filter list, and de-select the Use Add Wizard check box. Click the Add button. 8.

  • Page 60: Figure B-10: Ip Filter List Tab

    ADSL2 Gateway with 4-Port Switch Step 3: Configure Individual Tunnel Rules Tunnel 1: win->Router 1. From the IP Filter List tab, shown in Figure C-10, click the filter list win->Router. 2. Click the Filter Action tab (as in Figure C-11), and click the filter action Require Security radio button. Then, click the Edit button.

  • Page 61: Figure B-13: Authentication Methods

    ADSL2 Gateway with 4-Port Switch 4. Select the Authentication Methods tab, shown in Figure C-13, and click the Edit button. 5. Change the authentication method to Use this string to protect the key exchange (preshared key), as shown in Figure C-14, and enter the preshared key string, such as XYZ12345. Click the OK button. 6.

  • Page 62: Figure B-16: Tunnel Setting Tab

    ADSL2 Gateway with 4-Port Switch 7. Select the Tunnel Setting tab, shown in Figure C-16, and click The tunnel endpoint is specified by this IP Address radio button. Then, enter the Router’s WAN IP Address. 8. Select the Connection Type tab, as shown in Figure C-17, and click All network connections. Then, click the OK or Close button to finish this rule.

  • Page 63: Figure B-19: Ip Filter List Tab

    ADSL2 Gateway with 4-Port Switch 10. Go to the IP Filter List tab, and click the filter list Router->win, as shown in Figure C-19. 11. Click the Filter Action tab, and select the filter action Require Security, as shown in Figure C-20. Then, click the Edit button.

  • Page 64: Figure B-22: Preshared Key

    ADSL2 Gateway with 4-Port Switch 13. Change the authentication method to Use this string to protect the key exchange (preshared key), and enter the preshared key string, such as XYZ12345, as shown in Figure C-22. (This is a sample key string. Yours should be a key that is unique but easy to remember.) Then click the OK button.

  • Page 65: Figure B-25: Connection Type

    ADSL2 Gateway with 4-Port Switch 16. Click the Connection Type tab, shown in Figure C-25, and select All network connections. Then click the OK or Close button to finish. 17. From the Rules tab, shown in Figure C-26, click the OK or Close button to return to the secpol screen. Figure B-25: Connection Type Step 4: Assign New IPSec Policy In the IP Security Policies on Local Computer window, shown in Figure C-27, right-click the policy named...

  • Page 66: Figure B-28: Vpn Tab

    ADSL2 Gateway with 4-Port Switch Step 5: Create a Tunnel Through the Web-Based Utility 1. Open your web browser, and enter 192.168.1.1 in the Address field. Press the Enter key. 2. When the User name and Password field appears, enter the default user name and password admin. Press the Enter key.

  • Page 67: Windows 98 Or Me Instructions

    ADSL2 Gateway with 4-Port Switch Appendix C: Finding the MAC Address and IP Address for Your Ethernet Adapter This section describes how to find the MAC address for your computer’s Ethernet adapter so you can use the MAC filtering feature of the Gateway. You can also find the IP address of your computer’s Ethernet adapter. This IP address is used for the Gateway’s filtering, forwarding, and/or DMZ features.

  • Page 68: Windows 2000 Or Xp Instructions

    ADSL2 Gateway with 4-Port Switch Windows 2000 or XP Instructions 1. Click Start and Run. In the Open field, enter cmd. Press the Enter key or click the OK button. Note: The MAC address is also called the Physical Address. 2.

  • Page 69: Figure D-1: Upgrade Firmware

    Upgrade from LAN To upgrade the Gateway’s firmware from the LAN: 1. Click the Browse button to find the firmware upgrade file that you downloaded from the Linksys website and then extracted. 2. Double-click the firmware file you downloaded and extracted. Click the Upgrade button, and follow the instructions there.
  • Page 70 ADSL2 Gateway with 4-Port Switch Appendix E: Glossary 802.11a - An IEEE wireless networking standard that specifies a maximum data transfer rate of 54Mbps and an operating frequency of 5GHz. 802.11b - An IEEE wireless networking standard that specifies a maximum data transfer rate of 11Mbps and an operating frequency of 2.4GHz.
  • Page 71 ADSL2 Gateway with 4-Port Switch Buffer - A block of memory that temporarily holds data to be worked on later when a device is currently too busy to accept the data. Cable Modem - A device that connects a computer to the cable television network, which in turn connects to the Internet.
  • Page 72 ADSL2 Gateway with 4-Port Switch Dynamic IP Address - A temporary IP address assigned by a DHCP server. Encryption - Encoding data to prevent it from being read by unauthorized people. Ethernet - An IEEE standard network protocol that specifies how data is placed on and retrieved from a common transmission medium.
  • Page 73 Passphrase - Used much like a password, a passphrase simplifies the WEP encryption process by automatically generating the WEP encryption keys for Linksys products. Ping (Packet INternet Groper) - An Internet utility used to determine whether a particular IP address is online.
  • Page 74 ADSL2 Gateway with 4-Port Switch PPPoE (Point to Point Protocol over Ethernet) - A type of broadband connection that provides authentication (username and password) in addition to data transport. PPTP (Point-to-Point Tunneling Protocol) - A VPN protocol that allows the Point to Point Protocol (PPP) to be tunneled through an IP network.
  • Page 75 ADSL2 Gateway with 4-Port Switch TCP/IP (Transmission Control Protocol/Internet Protocol) - A network protocol for transmitting data that requires acknowledgement from the recipient of data sent. Telnet - A user command and TCP/IP protocol used for accessing remote computers. TFTP (Trivial File Transfer Protocol) - A version of the TCP/IP FTP protocol that uses UDP and has no directory or password capability.
  • Page 76 ADSL2 Gateway with 4-Port Switch Appendix F: Specifications Standards IEEE 802.11g, IEEE 802.11b, IEEE 802.3u, IEEE 802.3, G.992.1 (G.dmt), G.992.2 (G.lite), ITU G.992.3, ITU G.992.5, ANSI T1.413i2 Ports Power, LINE (ADSL), Ethernet (1-4) Buttons One Reset Button, One On/Off Switch Cabling Type UTP CAT 5 or better, Phone Cable (POTS) LEDs...
  • Page 77 ADSL2 Gateway with 4-Port Switch Appendix F: Specifications...
  • Page 78 ADSL2 Gateway with 4-Port Switch Appendix G: Regulatory Information FCC STATEMENT This product has been tested and complies with the specifications for a Class B digital device, pursuant to Part 15 of the FCC Rules. These limits are designed to provide reasonable protection against harmful interference in a residential installation.
  • Page 79 Your exclusive remedy and Linksys' entire liability under this warranty will be for Linksys at its option to repair or replace the Product or refund Your purchase price less any rebates.
  • Page 80 Appendix I: Contact Information Need to contact Linksys? Visit us online for information on the latest products and updates to your existing products at: http://www.linksys.com/international If you experience problems with any Linksys product, you can e-mail us at: In Europe E-mail Address Austria support.at@linksys.com...

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