® A Division of Cisco Systems, Inc. Broadband Router with 2 Phone Ports WIRED Model No.
Broadband Router with 2 Phone Ports 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. Other brands and product names are trademarks or registered trademarks of their respective holders.
Broadband Router with 2 Phone Ports Table of Contents Chapter 1: Introduction 1 Welcome What’s in this Guide? 1 2 Chapter 2: Networking Basics 4 An Introduction to Local Area Networks The Use of IP Addresses 4 4 Chapter 3: Getting to Know the Router 6 The Back Panel The Front Panel Chapter 4: Connecting the Router Overview Connecting the Router to Your Broadband Modem Connecting One Router to Another Chapter 5: Configuring the Router Overview How to Access the Web-based Utility The Setup Tab -
Broadband Router with 2 Phone Ports The Status Tab - Router The Status Tab - Local Network The Status Tab - Voice Chapter 6: Signing up for AT&T CallVantagesm Service Overview Instructions Appendix A: Troubleshooting Common Problems and Solutions Frequently Asked Questions Appendix B: Finding the MAC Address and IP Address for Your Ethernet Adapter Windows 98 or Me Instructions Windows 2000 or XP Instructions For the Router’s Web-based Utility Appendix C: Windows Help Appendix D: Glossary Appendix E: S
Broadband Router with 2 Phone Ports List of Figures Figure 3-1: Back Panel Figure 3-2: Front Panel Figure 4-1: Connect the Broadband Modem Figure 4-2: Connect a Telephone Figure 4-3: Connect a PC Figure 4-4: Connect the Power Figure 4-5: Router Connected to Another Router Figure 4-6: Connect the Broadband Modem Figure 4-7: Connect a Telephone Figure 4-8: Connect the Other Router Figure 4-9: Connect the Power Figure 5-1: Router’s IP Address Figure 5-2: Router Login Figure 5-3: Setup Tab - Basic Setup - Auto
Broadband Router with 2 Phone Ports Figure 5-18: Administration Tab - Management Figure 5-19: Administration Tab - Log Figure 5-20: Administration Tab - Diagnostics Figure 5-21: Ping Test Figure 5-22: Traceroute Test Figure 5-23: Administration Tab - Factory Defaults Figure 5-24: Administration Tab - Backup and Restore Figure 5-25: Administration Tab - Reboot Figure 5-26: Status Tab - Router Figure 5-27: Status Tab - Local Network Figure 5-28: DHCP Clients Table Figure 5-29: Status Tab - Voice Figure 6-1:
Broadband Router with 2 Phone Ports Chapter 1: Introduction Welcome Thank you for choosing the Broadband Router with 2 Phone Ports. This Router will allow your computers to share a high-speed Internet connection as well as resources, including files and printers. And after you have set up your Internet phone service, you will be able to make phone or fax calls using your Internet connection.
Broadband Router with 2 Phone Ports What’s in this Guide? This user guide covers the basic steps for setting up a network with a router. After going through “Chapter 3: Getting to Know the Router,” most users will only need to use the following chapters: • Chapter 4: Connecting the Router This chapter instructs you on how to connect the Router to your cable or DSL modem and PCs.
Broadband Router with 2 Phone Ports • Appendix D: Glossary This appendix gives a brief glossary of terms frequently used in networking. • Appendix E: Specifications This appendix provides the technical specifications for the Router. • Appendix F: Warranty Information This appendix supplies the warranty information for the Router. • Appendix G: Regulatory Information This appendix supplies the regulatory information regarding the Router.
Broadband Router with 2 Phone Ports Chapter 2: Networking Basics An Introduction to Local Area Networks Simply put, a router is a network device that connects two networks together. The Router connects your local area network (LAN), or the group of PCs in your home or office, to the Internet. The Router processes and regulates the data that travels between these two networks.
Broadband Router with 2 Phone Ports A DHCP server can either be a designated PC on the network or another network device, such as the Router. By default, the Router’s Internet Connection Type is Obtain an IP automatically (DHCP). The PC or network device obtaining an IP address is called the DHCP client. DHCP frees you from having to assign IP addresses manually every time a new user is added to your network.
Broadband Router with 2 Phone Ports Chapter 3: Getting to Know the Router The Back Panel The Router’s ports and the Reset button are located on the back panel of the Router. Figure 3-1: Back Panel Internet This Internet port connects to your cable or DSL modem. Phone1 For your primary Internet phone line, the Phone1 port allows you to connect the Router to your telephone (or fax machine) using an RJ-11 telephone cable (not included).
Broadband Router with 2 Phone Ports The Front Panel The Router’s LEDs, which inform you about network activities, are located on the front panel. Figure 3-2: Front Panel Power Green. The Power LED lights up when the Router is powered on. If the LED is flashing, the Router is booting up or running a system self-test. Ethernet 1-4 Green. The Ethernet LED serves two purposes. If the LED is solidly lit, the Router is connected to a device through the corresponding port (Ethernet 1, 2, 3, or 4).
Broadband Router with 2 Phone Ports Chapter 4: Connecting the Router Overview This chapter includes two sets of instructions. If the Broadband Router with 2 Phone Ports will be the only router in your network, follow the instructions in “Connecting the Router to Your Broadband Modem.” If you already have a router in your network and want to add the Broadband Router with 2 Phone Ports, follow the instructions in “Connecting One Router to Another.
Broadband Router with 2 Phone Ports Connecting One Router to Another If you already have a router (for example, a wireless router) and want to add the Broadband Router with 2 Phone Ports, then you should use the Broadband Router with 2 Phone Ports as your primary router so the Internet phone calls will be routed properly. For example, the following connection diagram shows the Broadband Router with 2 Phone Ports connected to a wireless router, phone, and desktop PCs.
Broadband Router with 2 Phone Ports To connect the Broadband Router with 2 Phone Ports to another router, follow these instructions: 1. Make sure that all of your hardware is powered off, including both routers, PCs, and broadband modem. 2. Disconnect your existing router from the broadband modem, PCs, and other network devices. 3. Connect your broadband modem’s Ethernet cable to the Internet port on the back of the Broadband Router with 2 Phone Ports. 4.
Broadband Router with 2 Phone Ports Chapter 5: Configuring the Router Overview Linksys recommends using the Setup CD-ROM for first-time installation of the Router. If you do not wish to run the Setup Wizard on the Setup CD-ROM, then you can use the Web-based Utility to configure the Router. For advanced users, you may configure the Router’s advanced settings through the Web-based Utility. NOTE: If you want to sign up for Internet phone service or activate your account, visit http://www.att.
Broadband Router with 2 Phone Ports Security • Firewall. On this screen, you can configure a variety of filters to enhance the security of your network. • VPN. To enable or disable IPSec, PPTP, and/or L2TP Passthrough, use this screen. Access Restrictions • Internet Access. This screen allows you to permit or block specific kinds of Internet usage and traffic. Applications & Gaming • Port Range Forward. Set up public services or other specialized Internet applications on your network. • Port Trigger.
Broadband Router with 2 Phone Ports How to Access the Web-based Utility To access the Web-based Utility of the Router, launch Internet Explorer or Netscape Navigator, and enter the Router’s default IP address, 192.168.15.1, in the Address field. Press the Enter key. Figure 5-1: Router’s IP Address A screen will appear asking you for your User Name and Password. Leave the User Name field blank, and enter admin in the Password field. Then click the OK button. Make the necessary changes through the Utility.
Broadband Router with 2 Phone Ports Static IP If you are required to use a permanent IP address, then select Static IP. Internet IP Address. This is the IP address that the Router has, when seen from the Internet. Your ISP will provide you with the IP Address you need to specify here. Subnet Mask. This is the Router’s Subnet Mask, as seen by external users on the Internet (including your ISP). Your ISP will provide you with the Subnet Mask. Default Gateway.
Broadband Router with 2 Phone Ports PPTP Point-to-Point Tunneling Protocol (PPTP) is a service that applies to connections in Europe and Israel only. Internet IP Address. This is the IP address that the Router has, when seen from the Internet. Your ISP will provide you with the IP Address you need to specify here. Subnet Mask. This is the Router’s Subnet Mask, as seen by external users on the Internet (including your ISP). Your ISP will provide you with the Subnet Mask. Gateway.
Broadband Router with 2 Phone Ports desired. It is recommended that you leave this value in the 1200 to 1500 range. For most DSL users, it is recommended to use the value 1492. By default, MTU is set at 1500 when disabled. Network Setup The Network Setup section allows you to change the Router’s local network settings. Router IP The values for the Router’s Local IP Address and Subnet Mask are shown here. In most cases, keeping the default values will work. Local IP Address. The default value is 192.168.
Broadband Router with 2 Phone Ports 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. Otherwise, leave this field blank. Time Setting Time Zone. Select the time zone in which your network functions from this pull-down menu. If you want the Router to automatically adjust its clock for daylight savings, click the checkbox next to Automatically adjust clock for daylight saving changes.
Broadband Router with 2 Phone Ports The Setup Tab - DDNS The Router offers a Dynamic Domain Name System (DDNS) feature. DDNS lets you assign a fixed host and domain name to a dynamic Internet IP address. It is useful when you are hosting your own website, FTP server, or other server behind the Router. Before you can use this feature, you need to sign up for DDNS service at one of two DDNS service providers, DynDNS.org or TZO.com. If you do not want to use this feature, keep the default setting, Disable.
Broadband Router with 2 Phone Ports The Setup Tab - MAC Address Clone A MAC address is a 12-digit code assigned to a unique piece of hardware for identification, like a social security number. Some ISPs will require you to register a MAC address in order to access the Internet. If you do not wish to re-register the MAC address with your ISP, you may assign the MAC address currently registered with your ISP to the Router using the MAC Address Clone feature.
Broadband Router with 2 Phone Ports The Security Tab - Firewall When you click the Security tab, you will see the Firewall screen. The Router’s firewall enhances the security of your network. You can also enable a variety of filters to further protect your network and block anonymous Internet requests. Firewall The firewall uses Stateful Packet Inspection (SPI) to check the incoming data transmissions before allowing them to enter your network.
Broadband Router with 2 Phone Ports The Security Tab - VPN The VPN screen allows you to allow VPN tunnels using IPSec, PPTP, or L2TP protocols to pass through the Router. VPN Passthrough IPSec Passthrough. IPSec (Internet Protocol Security) is a suite of protocols used to implement secure exchange of packets at the IP layer. To allow IPSec Passthrough, click the Enable button. To disable IPSec Passthrough, click the Disable button. PPTP Passthrough.
Broadband Router with 2 Phone Ports The Access Restrictions Tab - Internet Access The Internet Access screen allows you to block or allow specific kinds of Internet usage and traffic, such as Internet access, designated services, and websites during specific days and times. NOTE: If you have an AT&T CallVantage Service account, contact AT&T technical support at 1-866-596-8464 before you enable an Internet Access Policy. Internet Access Internet Access Policy. Access can be managed by a policy.
Broadband Router with 2 Phone Ports 4. Click the Edit List of PCs button to select which PCs will be affected by the policy. The List of PCs screen will appear. You can select a PC by MAC Address or IP Address. You can also enter a range of IP Addresses if you want this policy to affect a group of PCs. After making your changes, click the Save Settings button to apply your changes or Cancel Changes to cancel your changes. Click the Close button to return to the Internet Access screen. 5.
Broadband Router with 2 Phone Ports The Applications & Gaming Tab - Port Range Forward When you click the Applications & Gaming tab, you will see the Port Range Forward screen. Port range forwarding sets up public services on your network, such as web servers, ftp servers, e-mail servers, or other specialized Internet applications. (Specialized Internet applications are any applications that use Internet access to perform functions such as videoconferencing or online gaming.
Broadband Router with 2 Phone Ports The Applications & Gaming Tab - Port Trigger The Port Trigger screen allows the Router to watch outgoing data for specific port numbers. The IP address of the computer that sends the matching data is remembered by the Router, so that when the requested data returns through the Router, the data is pulled back to the proper computer by way of IP address and port mapping rules. Port Trigger Application. Enter the application name of the trigger. Triggered Range Protocol.
Broadband Router with 2 Phone Ports The Applications & Gaming Tab - UPnP Forward The UPnP Forward screen displays preset application settings as well as options to customize port services for other applications. UPnP Forward Application. Ten applications are preset. For custom applications, enter the name of your application in one of the available fields. The preset applications are among the most widely used Internet applications. They include the following: FTP (File Transfer Protocol).
Broadband Router with 2 Phone Ports NNTP (Network News Transfer Protocol). The protocol used to connect to Usenet groups on the Internet. Usenet newsreaders support the NNTP protocol. SNMP (Simple Network Management Protocol). A widely used network monitoring and control protocol. Data is passed from SNMP agents, which are hardware and/or software processes reporting activity in each network device (hub, router, bridge, etc.) to the workstation console used to oversee the network.
Broadband Router with 2 Phone Ports The Applications & Gaming Tab - DMZ The DMZ screen allows one local user to be exposed to the Internet for use of a special-purpose service such as Internet gaming and videoconferencing. DMZ hosting forwards all the ports at the same time to one PC. Port Range Forwarding is more secure because it only opens the ports you want to have opened, while DMZ hosting opens all the ports of one computer, exposing the computer to the Internet.
Broadband Router with 2 Phone Ports The Administration Tab - Management When you click the Administration tab, you will see the Management screen. This screen allows you to change the Router’s access settings as well as configure the SNMP (Simple Network Management Protocol) and UPnP (Universal Plug and Play) features. Router Password Local Router Access To ensure the Router’s security, you will be asked for your password when you access the Router’s Web-based Utility. The default password is admin.
Broadband Router with 2 Phone Ports SNMP SNMP, Simple Network Management Protocol, is a network protocol that provides network administrators with the ability to monitor the status of the Router and receive notification of any critical events as they occur on the network. SNMP. To enable SNMP, check the Enabled box. To configure SNMP, complete all fields on this screen. To disable the SNMP agent, remove the checkmark. Get Community.
Broadband Router with 2 Phone Ports The Administration Tab - Log The Log screen provides you with a log of all incoming and outgoing URLs or IP addresses for your Internet connection. Log Log. To keep activity logs, select the Enable radio button. With logging enabled, you can choose to view temporary logs or keep a permanent record using the Logviewer software. Click the Disable button to disable this function. Figure 5-19: Administration Tab - Log Log Viewer IP Address.
Broadband Router with 2 Phone Ports The Administration Tab - Diagnostics The diagnostic tests (Ping and Traceroute) allow you to check the connections of your network components. Ping Test. The Ping test will check the status of a connection. Click the Ping button to open the Ping Test screen. Enter the IP address or domain name of the PC whose connection you wish to test and how many times you wish to test it, 5, 10, or unlimited. Then, click the Ping button. To stop the test, click the Stop button.
Broadband Router with 2 Phone Ports The Administration Tab - Factory Defaults The Factory Defaults screen allows you to restore the Router’s configuration to its factory default settings. Factory Defaults Restore Factory Defaults. To clear all of the Router’s settings and reset them to its factory defaults, click the Yes radio button.
Broadband Router with 2 Phone Ports The Administration Tab - Backup and Restore The Backup and Restore screen allows you to back up and restore the Router’s configuration. Backup and Restore Please select a file to restore. In the field provided, enter the name of the configuration file you want to restore, or click the Browse button to find this file. Backup. To create a backup configuration file, click the Backup button, and follow the on-screen instructions. Restore.
Broadband Router with 2 Phone Ports The Status Tab - Router The Router screen displays information about the Router and its current settings. Router Information Current Firmware Version. This shows the version and date of the firmware that is currently installed. Previous Firmware Version. This shows the version and date of the firmware that was previously installed. Current Time. The current time and date are displayed here. MAC Address.
Broadband Router with 2 Phone Ports The Status Tab - Local Network The Local Network screen displays information about the local network. Local Network MAC Address. The MAC Address of the Router’s LAN (local area network) interface is displayed here. IP Address. The Router’s local IP Address is shown here. Subnet Mask. The Router’s Subnet Mask is shown here. DHCP Server. The status of the DHCP server is displayed here. Figure 5-27: Status Tab - Local Network Start IP Address.
Broadband Router with 2 Phone Ports The Status Tab - Voice The Voice screen displays information about your Internet phone line(s). Auto Config Status Auto Config Status. Each time the Router boots up, it automatically checks to see if it has the latest configuration for Internet phone service. If necessary, the Router will automatically update its configuration. You can make Internet phone calls only if the Router has the most recent configuration. User1 Status Registration Status.
Broadband Router with 2 Phone Ports Chapter 6: Signing up for AT&T CallVantagesm Service Overview After you have installed and configured the Router for your Internet connection, you can sign up for Internet phone service or activate your account. Follow these instructions to access the AT&T website. Instructions 1. Launch Internet Explorer, and enter http://www.att.com/linksys in the Address field. Then press the Enter key. Figure 6-1: Website for AT&T CallVantage Service 2. You will see two choices.
Broadband Router with 2 Phone Ports Appendix A: Troubleshooting This appendix provides solutions to problems that may occur during the installation and operation of the Router. Read the description below to solve your problems. If you can't find an answer here, check the AT&T website at http://www.usa.att.com/callvantage/faqs/index.jsp or the Linksys website at www.linksys.com. Common Problems and Solutions 1. I don’t hear a dial tone, and the Phone 1 LED is not lit.
Broadband Router with 2 Phone Ports 4. I’m trying to access the Router’s Web-based Utility, but I do not see the login screen. Instead, I see a screen saying, “404 Forbidden.” If you are using Windows Explorer, perform the following steps until you see the Web-based Utility’s login screen (Netscape Navigator will require similar steps): A. Click File. Make sure Work Offline is NOT checked. B. Press CTRL + F5. This is a hard refresh, which will force Windows Explorer to load new webpages, not cached ones.
Broadband Router with 2 Phone Ports For Windows 2000: A. Click Start, Settings, and Control Panel. Double-click Network and Dial-Up Connections. B. Right-click the Local Area Connection that is associated with the Ethernet adapter you are using, and select the Properties option. C. In the Components checked are used by this connection box, highlight Internet Protocol (TCP/IP), and click the Properties button. Select Use the following IP address option. D.
Broadband Router with 2 Phone Ports 6. I want to test my Internet connection. A. Check your TCP/IP settings. For Windows 98 and Millennium: Refer to Windows Help for details. Make sure Obtain IP address automatically is selected in the settings. For Windows 2000: 1. Click Start, Settings, and Control Panel. Double-click Network and Dial-Up Connections. 2. Right-click the Local Area Connection that is associated with the Ethernet adapter you are using, and select the Properties option. 3.
Broadband Router with 2 Phone Ports B. Open a command prompt. • For Windows 98 and Millennium, click Start and Run. In the Open field, type command. Press the Enter key or click the OK button. • For Windows 2000 and XP, click Start and Run. In the Open field, type cmd. Press the Enter key or click the OK button. C. In the command prompt, type ping 192.168.15.1 and press the Enter key. • If you get a reply, the computer is communicating with the Router.
Broadband Router with 2 Phone Ports 8. I am not able to access the Router’s Web-based Utility Setup page. A. Refer to “Problem #6, I want to test my Internet connection” to verify that your computer is properly connected to the Router. B. Refer to “Appendix C: Finding the MAC Address and IP Address for Your Ethernet Adapter” to verify that your computer has an IP Address, Subnet Mask, Gateway, and DNS. C.
Broadband Router with 2 Phone Ports A. Access the Router’s Web-based Utility by going to http://192.168.15.1 or the IP address of the Router. Go to the Applications & Gaming => Port Range Forward tab. B. Enter any name you want to use for the Application. C. Enter the port range of the service you are using. For example, if you have a web server, you would enter the range 80 to 80. D. Select the protocol you will be using, TCP or UDP, or select Both. E.
Broadband Router with 2 Phone Ports Check “Appendix C: Finding the MAC Address and IP Address for Your Ethernet Adapter” for details on getting an IP address. F. Check the Enable option for the port services you want to use. Consider the examples below: Application Start and End Protocol IP Address Enable UT 7777 to 27900 Both 192.168.15.100 X Halflife 27015 to 27015 Both 192.168.15.105 X PC Anywhere 5631 to 5631 UDP 192.168.15.102 X VPN IPSEC 500 to 500 UDP 192.168.15.
Broadband Router with 2 Phone Ports A. Access the Router’s web interface by going to http://192.168.15.1 or the IP address of the Router. Enter the default password admin, and click the Administration => Management tab. B. Enter a different password in the Router Password field, and enter the same password in the second field to confirm the password. C. Click the Save Settings button. 14. I am a PPPoE user, and I need to remove the proxy settings or the dial-up pop-up window.
Broadband Router with 2 Phone Ports D. Click the Save Settings button. E. Click the Status tab, and click the Connect button. F. You may see the login status display as Connecting. Press the F5 key to refresh the screen, until you see the login status display as Connected. If the connection is lost again, follow steps E and F to re-establish connection. 17. I can't access my email, web, or VPN, or I am getting corrupted data from the Internet.
Broadband Router with 2 Phone Ports 19. When I enter a URL or IP address, I get a time-out error or am prompted to retry. Go through this checklist until your problem is solved: • Check if other PCs work. If they do, ensure that your workstation’s IP settings are correct (IP Address, Subnet Mask, Default Gateway, and DNS). Restart the computer that is having a problem. • If the PCs are configured correctly, but still not working, check the Router. Ensure that it is connected and powered on.
Broadband Router with 2 Phone Ports What is the maximum number of IP addresses that the Router will support? The Router will support up to 253 IP addresses. Is IPSec Passthrough supported by the Router? Yes, enable or disable IPSec Passthrough on the Security => VPN Passthrough tab. Where is the Router installed on the network? In a typical environment, the Router is installed between the cable/DSL modem and the local area network (LAN). Plug the Router into the cable/DSL modem’s Ethernet port.
Broadband Router with 2 Phone Ports Can multiple gamers on the LAN get on one game server and play simultaneously with just one public IP address? It depends on which network game or what kind of game server you are using. For example, Unreal Tournament supports multi-login with one public IP. How do I get Half-Life: Team Fortress to work with the Router? The default client port for Half-Life is 27005.
Broadband Router with 2 Phone Ports What is DMZ Hosting? Demilitarized Zone (DMZ) allows one IP address (computer) to be exposed to the Internet. Some applications require multiple TCP/IP ports to be open. It is recommended that you set your computer with a static IP if you want to use DMZ Hosting. To get the LAN IP address, see “Appendix C: Finding the MAC Address and IP Address for Your Ethernet Adapter.” If DMZ Hosting is used, does the exposed user share the public IP with the Router? No.
Broadband Router with 2 Phone Ports Appendix B: 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 and/or MAC address cloning feature of the Router. You can also find the IP address of your computer’s Ethernet adapter. This IP address is used for the Router’s filtering, forwarding, and/or DMZ features.
Broadband Router with 2 Phone Ports 3. Write down the Physical Address as shown on your computer screen; it is the MAC address for your Ethernet adapter. This appears as a series of numbers and letters. The MAC address/Physical Address is what you will use for MAC address cloning or MAC filtering. Note: The MAC address is also called the Physical Address. The example shows the Ethernet adapter’s IP address as 192.168.1.100. Your computer may show something different.
Broadband Router with 2 Phone Ports Appendix C: Windows Help Almost all networking products require Microsoft Windows. Windows is the most used operating system in the world and comes with many features that help make networking easier. These features can be accessed through Windows Help and are described in this appendix. TCP/IP Before a computer can communicate with the Router, TCP/IP must be enabled.
Broadband Router with 2 Phone Ports Appendix D: Glossary Adapter - A device that adds network functionality to your PC. Backbone - The part of a network that connects most of the systems and networks together, and handles the most data. Bandwidth - The transmission capacity of a given device or network. Beacon Interval - Data transmitted on your wireless network that keeps the network synchronized. Bit - A binary digit. Boot - To start a device and cause it to start executing instructions.
Broadband Router with 2 Phone Ports Default Gateway - A device that forwards Internet traffic from your local area network. DHCP (Dynamic Host Configuration Protocol) - A networking protocol that allows administrators to assign temporary IP addresses to network computers by “leasing” an IP address to a user for a limited amount of time, instead of assigning permanent IP addresses. DMZ (Demilitarized Zone) - Removes the Router's firewall protection from one PC, allowing it to be “seen” from the Internet.
Broadband Router with 2 Phone Ports Half Duplex - Data transmission that can occur in two directions over a single line, but only one direction at a time. Hardware - The physical aspect of computers, telecommunications, and other information technology devices. HTTP (HyperText Transport Protocol) - The communications protocol used to connect to servers on the World Wide Web. IP (Internet Protocol) - A protocol used to send data over a network.
Broadband Router with 2 Phone Ports Ping (Packet INternet Groper) - An Internet utility used to determine whether a particular IP address is online. POP3 (Post Office Protocol 3) - A standard mail server commonly used on the Internet. Port - The connection point on a computer or networking device used for plugging in cables or adapters. Power over Ethernet (PoE) - A technology enabling an Ethernet network cable to deliver both data and power.
Broadband Router with 2 Phone Ports Switch - 1. A data switch that connects computing devices to host computers, allowing a large number of devices to share a limited number of ports. 2. A device for making, breaking, or changing the connections in an electrical circuit. TCP (Transmission Control Protocol) - A network protocol for transmitting data that requires acknowledgement from the recipient of data sent.
Broadband Router with 2 Phone Ports Appendix E: Specifications Model RT41P2-AT Standards IEEE 802.3 (10BaseT), IEEE 802.
Broadband Router with 2 Phone Ports Certifications FCC Operating Temp. 0ºC to 40ºC (32ºF to 104ºF) Storage Temp.
Broadband Router with 2 Phone Ports Appendix F: Warranty Information LIMITED WARRANTY Linksys warrants to You that, for a period of one year (the “Warranty Period”), your Linksys Product will be substantially free of defects in materials and workmanship under normal use. 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.
Broadband Router with 2 Phone Ports 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.
Broadband Router with 2 Phone Ports Appendix H: Contact Information AT&T Need to contact AT&T? If you have technical, installation, repair, or billing questions, you can call AT&T at: To e-mail your questions, visit AT&T online to access your account at: After you log in, click Help. Then click EMAIL AN AGENT in the CONTACT US section. 24-hour: 1-866-596-8464 (toll-free from US and Canada) https://www.callvantage.att.
