Home Wireless-G Gateway Table of Contents Chapter 1: Introduction Welcome What’s in this User Guide? Chapter 2: Planning Your Network The Gateway’s Functions IP Addresses Chapter 3: Getting to Know the Home Wireless-G Gateway Ports and Reset Button on Side Panel LEDs on Side Panel The Bottom Panel Chapter 4: Connecting the Home Wireless-G Gateway...
Page 4
Home Wireless-G Gateway Appendix C: Finding the MAC Address and IP Address for Your Ethernet Adapter Windows 98 or Me Instructions Windows 2000 or XP Instructions Appendix D: Upgrading Firmware Appendix E: Glossary Appendix F: Regulatory Information Appendix G: Warranty Information Appendix H: Specifications Appendix I: Contact Information...
Page 5
Home Wireless-G Gateway List of Figures Figure 2-1: Network Figure 3-1: Ports and Reset Button on Side Panel Figure 3-2: LEDs on Side Panel Figure 3-3: Bottom Panel with Stand in Closed Position Figure 3-4: Gateway Using Stand Figure 4-1: Connect the ADSL Line Figure 4-2: Connect a PC Figure 4-3: Connect the Power Figure 4-4: Connect the ADSL Line...
Page 6
Home Wireless-G Gateway Figure 5-23: Internet Access Figure 5-24: Internet Policy Summary Figure 5-25: List of PCs Figure 5-26: Add/Edit Service Figure 5-27: Single Port Forwarding Figure 5-28: Port Range Forwarding Figure 5-29: Port Triggering Figure 5-30: DMZ Figure 5-31: QoS Figure 5-32: Management Figure 5-33: Allowed IP - IP Range Figure 5-34: Reporting...
Linksys recommends using the Setup CD-ROM for first-time installation of the Gateway. If you do not wish to run the Setup Wizard on the Setup CD-ROM, then use the instructions in this Guide to help you connect the Gateway, set it up, and configure it to bridge your different networks.
Home Wireless-G Gateway What’s in this User Guide? This user guide covers the steps for setting up and using the Home Wireless-G Gateway. • Chapter 1: Introduction This chapter describes applications of the Home Wireless-G Gateway 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 User Guide?
Home Wireless-G Gateway 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
Home Wireless-G Gateway 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.
Home Wireless-G Gateway Chapter 3: Getting to Know the Home Wireless-G Gateway Ports and Reset Button on Side Panel The Gateway’s ports and Reset button are located on a side panel. Figure 3-1: Ports and Reset Button on Side Panel Line The Line port connects to the ADSL line.
Home Wireless-G Gateway LEDs on Side Panel The Gateway's LEDs, which indicate network activity, are located on the other side panel. Figure 3-2: LEDs on Side Panel POWER Green. The POWER LED lights up when the Gateway is powered on. WIRELESS Green.
Home Wireless-G Gateway The Bottom Panel The Gateway has a built-in stand available. If you place the Gateway flat on a surface, then you can leave the stand in the closed position. However, if you want the Gateway to be upright, swivel the stand clockwise 90º and position the Gateway accordingly.
Home Wireless-G Gateway Chapter 4: Connecting the Home Wireless-G Gateway Overview The installation technician from your ISP should have left the setup information for the modem with you after installing your broadband connection. If not, you can call your ISP to request that data. After you have the setup information you need for your specific type of Internet connection, you can begin installation and setup of the Gateway.
Home Wireless-G Gateway Wired Connection to a Computer 1. Make sure that all of your network’s hardware is powered off, including the Gateway and all computers. 2. Connect a phone cable from the Line port on the Gateway’s side panel to the wall jack of the ADSL line. A small device called a microfilter (not included) may be necessary between each phone and wall jack to prevent interference.
5. For initial access to the Gateway through a wireless connection, make sure the computer’s wireless adapter has its SSID set to linksys (the Gateway’s default setting), and its wireless security is disabled. After you have accessed the Gateway, you can change the Gateway and this computer’s adapter settings to match your usual network settings.
Home Wireless-G Gateway Chapter 5: Configuring the Home Wireless-G 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
Home Wireless-G Gateway Security On this screen you can disable or enable the firewall, set up filters, block WAN requests, and enable or disable Virtual Private Networks (VPN) PassThrough. Access Restrictions • Internet Access. This screen allows you to control the Internet usage and traffic on your local network. Applications &...
Home Wireless-G Gateway Status • Gateway. This screen provides status information about the Gateway. • Local Network. This provides status information about the local network. • Wireless. This screen provides status information about the wireless network. • DSL Connection. This screen provides status information about the DSL connection. 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.
Home Wireless-G Gateway • Pcr Rate: For the Peak Cell Rate, divide the DSL line rate by 424 to get the maximum rate the sender can send cells. Enter the rate in the field (if required by your service provider). •...
Home Wireless-G Gateway RFC 1483 Routed If you are required to use RFC 1483 Routed, then select RFC 1483 Routed. • Internet 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.
Home Wireless-G Gateway RFC 2516 PPPoE Some DSL-based ISPs use PPPoE (Point-to-Point Protocol over Ethernet) to establish Internet connections. If you are connected to the Internet through a DSL line, check with your ISP to see if they use PPPoE. If they do, you will have to enable PPPoE.
Home Wireless-G Gateway Bridged Mode Only If you are using your Gateway as a bridge, which makes the Gateway act like a stand-alone modem, select Bridged Mode Only. All NAT and routing settings are disabled in this mode. Optional Settings (required by some ISPs) •...
Page 25
Home Wireless-G Gateway • Client Lease Time. The Client Lease Time is the amount of time a computer will be allowed connection to the Gateway with its current dynamic IP address. Enter the amount of time, in minutes, that the computer will be “leased”...
Home Wireless-G Gateway The DDNS Tab The Gateway 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 Gateway.
Home Wireless-G Gateway The Advanced Routing Tab The Advanced Routing screen allows you to configure the NAT, dynamic routing, and static routing settings. Advanced Routing • Operating Mode. In this section, you will configure the Gateway’s general routing settings. • NAT. NAT is a security feature that is enabled by default. It enables the Gateway to translate IP addresses of your local area network to a different IP address for the Internet.
Home Wireless-G Gateway • Select set number. Select the number of the static route from the drop-down menu. The Gateway supports up to 20 static route entries. If you need to delete a route, then select the entry and click the Delete This Entry button.
It must be identical for all devices in the wireless network. It is case-sensitive and must not exceed 32 alphanumeric characters, which may be any keyboard character. Linksys recommends that you change the default SSID (linksys) to a unique name of your choice.
Home Wireless-G Gateway The Wireless Security Tab The Wireless Security settings configure the security of your wireless network. There are two wireless security options supported by the Gateway: Pre-Shared Key and WEP. (Pre-Shared Key is a security standard stronger than WEP (Wired Equivalent Privacy) encryption.
WEP keys. It is case-sensitive and should not be longer than 32 alphanumeric characters. (This Passphrase function is compatible with Linksys wireless products only and cannot be used with Windows XP Zero Configuration. If you want to communicate with non-Linksys wireless products or Windows XP Zero Configuration, make a note of the WEP key generated in the Key 1 field, and enter it manually in the wireless computer or client.) After you enter the Passphrase, click the Generate button to...
Home Wireless-G Gateway The Wireless Access Tab Wireless Network Access Wireless Network Access. Select Allow All you want all computers to have access to the wireless network. To restrict access to the network, select Restrict Access, and then select Prevent to block access for the designated computers or Permit only to permit access for the designated computers.
Home Wireless-G Gateway The Advanced Wireless Settings Tab Advanced Wireless On this screen you can access the advanced wireless features, including Authentication Type, Control TX Rate, Beacon Interval, DTIM Interval, Fragmentation Threshold, and RTS Threshold. • Authentication Type. The default is set to Auto, which allows either Open System or Shared Key authentication to be used.
Home Wireless-G Gateway The Security Tab This screen shows the VPN passthrough, firewall, and filter settings. Use these features to enhance the security of your network. VPN Passthrough Virtual Private Networking (VPN) is a security measure that basically creates a secure connection between two remote locations.
Home Wireless-G Gateway • Filter Java Applets. Java is a programming language for websites. If you deny Java Applets, you run the risk of not having access to Internet sites created using this programming language. To enable Java Applet filtering, click the checkbox. •...
Home Wireless-G Gateway The Access Restrictions Tab The Internet Access Tab The Internet Access screen allows you to block or allow specific kinds of Internet usage. You can set up Internet access policies for specific computers and block websites by URL address or keyword. Internet Access Policy.
Home Wireless-G Gateway 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.
Home Wireless-G Gateway The Applications and Gaming Tab The Single Port Forwarding Tab Single Port Forwarding Use the Single Port Forwarding screen when you want to open a specific port so users on the Internet can see the servers behind the Gateway (such servers may include FTP or e-mail servers). When users send this type of request to your network via the Internet, the Gateway will forward those requests to the appropriate computer.
Home Wireless-G Gateway The Port Range Forwarding Tab The Port Range Forwarding screen 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.
Home Wireless-G Gateway The Port Triggering Tab 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.
Home Wireless-G Gateway The DMZ Tab 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 through DMZ Hosting. DMZ hosting forwards all the ports for one computer at the same time, which differs from Port Range Forwarding, which can only forward a maximum of 10 ranges of ports.
Home Wireless-G Gateway The QoS Tab 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. Enabled/Disabled. To use QoS, select Enable. Otherwise, keep the default, Disable. Application-based QoS Application-based QoS manages information as it is transmitted and received.
Home Wireless-G Gateway The Administration Tab The Management Tab The Management screen allows you to change the Gateway’s access settings as well as configure the SNMP (Simple Network Management Protocol), UPnP (Universal Plug and Play), IGMP (Internet Group Multicast Protocol)-Proxy, and WLAN management features. Gateway Access Local Gateway Access.
Page 44
Home Wireless-G Gateway SNMP SNMP is a popular network monitoring and management protocol. To enable SNMP, click Enabled. To disable SNMP, click Disabled. If enabled, then specify the IP address(es) allowed to have SNMP access. Select All to allow all IP addresses with no restrictions, IP address to specify a single IP address, or IP range to specify a range of IP addresses.
• Log. To enable log reporting, click Enabled. • Logviewer IP Address. Enter the IP Address of the computer that will receive logs. You will need Logviewer software to view these logs. This free software is available for download from www.linksys.com. Email Alerts •...
Home Wireless-G Gateway The Diagnostics Tab Ping Test Ping Test Parameters • Ping Target IP. Enter the IP address that you want to ping. This can be either a local (LAN) IP or an Internet (WAN) IP address. • Ping Size. Enter the size of the packet. •...
The Gateway allows you to upgrade firmware from the LAN (Local Area Network) side of the Gateway. Upgrade from LAN To upgrade the Gateway’s firmware from the LAN: 1. Download the Gateway’s firmware upgrade file from www.linksys.com. 1. Extract the file on your computer. 1. Click the Browse button to find the firmware upgrade file.
Home Wireless-G Gateway The Reboot Tab This screen allows you to do a soft or hard reboot of the Gateway. In most cases you should use the hard reboot. The soft reboot is similar to restarting your computer without physically powering down the computer. Reboot Reboot Mode.
Home Wireless-G Gateway The Status Tab The Gateway Tab This screen displays information about the Gateway and its Internet connection. Gateway Information This section displays the Gateway’s Firmware Version, MAC Address, and Current Time. Internet Connection After you select the Internet connection number from the drop-down menu, you see the following information: the Connection, Login Type, Interface, IP Address, Subnet Mask, Default Gateway, DNS 1, 2, and 3 server IP addresses, and WINS address.
Home Wireless-G Gateway The Local Network Tab The Local Network information that is displayed is the local Mac Address, IP Address, Subnet Mask, DHCP Server, Start IP Address, and End IP Address. To view the DHCP Clients Table, click the DHCP Clients Table button. To view the ARP/RARP Table, click the ARP/RARP Table button.
Home Wireless-G Gateway The Wireless Tab The Wireless network information that is displayed is the Wireless Firmware Version, MAC Address, Mode, SSID, DHCP Server, Channel, and Encryption Function. Click the Wireless Clients Connected button to view a list of the wireless clients connected to the Gateway, along with their computer names, IP addresses, and MAC addresses.
Home Wireless-G Gateway The DSL Connection Tab This screen shows information about the DSL connection and the PVC connection. DSL Status This section shows the following: DSL Status, DSL Modulation Mode, DSL Path Mode, Downstream Rate, Upstream Rate, Downstream Margin, Upstream Margin, Downstream Line Attenuation, Upstream Line Attenuation, Downstream Transmit Power, and Upstream Transmit Power.
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 54
Home Wireless-G Gateway 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. 8.
Page 55
Home Wireless-G Gateway 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 56
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 57
Home Wireless-G Gateway field provided. Check “Appendix C: 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 58
Home Wireless-G Gateway 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 59
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 60
Home Wireless-G Gateway 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. On the Setup screen, select the option Keep Alive, and set the Redial Period option at 20 (seconds). 4.
Home Wireless-G Gateway • If the Gateway is configured correctly, check your Internet connection (DSL/cable modem, etc.) to see if it is working correctly. You can remove the Gateway to verify a direct connection. • Manually configure the TCP/IP settings with a DNS address provided by your ISP. •...
Page 62
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. Does the Gateway support ICQ send file? Yes, with the following fix: click ICQ menu ->...
Page 63
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 Gateway’s web-based utility.
Page 64
Home Wireless-G Gateway Is the Gateway cross-platform compatible? Any platform that supports Ethernet and TCP/IP is compatible with the Gateway. How many ports can be simultaneously forwarded? Theoretically, the Gateway can establish 520 sessions at the same time, but you can only forward 10 ranges of ports.
Page 65
Home Wireless-G Gateway What IEEE 802.11b and 802.11g features are supported? The product supports the following IEEE 802.11b and IEEE 802.11g functions: • CSMA/CA plus Acknowledge protocol • Multi-Channel Roaming • Automatic Rate Selection • RTS/CTS feature • Fragmentation • Power Management It also supports OFDM technology for 802.11g networking.
Page 66
Home Wireless-G Gateway What is the ISM band? The FCC and their counterparts outside of the U.S. have set aside bandwidth for unlicensed use in the ISM (Industrial, Scientific and Medical) band. Spectrum in the vicinity of 2.4 GHz, in particular, is being made available worldwide.
Page 67
There are eleven available channels, ranging from 1 to 11, in North America. There may be additional channels available in other regions, subject to the regulations of your region and/or country. If your questions are not addressed here, refer to the Linksys international website, www.linksys.com/international.
Home Wireless-G Gateway Appendix B: Wireless Security Linksys wants to make wireless networking as safe and easy for you as possible. The current generation of Linksys products provide several network security features, but they require specific action on your part for implementation.
Page 69
This includes hackers. So, don’t broadcast the SSID. Wireless networking products come with a default SSID set by the factory. (The Linksys default SSID is “linksys”.) Hackers know these defaults and can check these against your network. Change your SSID to something unique and not something related to your company or the networking products you use.
Page 70
These security recommendations should help keep your mind at ease while you are enjoying the most flexible and convenient technology Linksys has to offer. Appendix B: Wireless Security Security Threats Facing Wireless Networks...
Home Wireless-G Gateway 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.
Home Wireless-G Gateway 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. At the command prompt, enter ipconfig /all. Then press the Enter key. 3.
Home Wireless-G Gateway Appendix D: Upgrading Firmware To upgrade the Gateway’s firmware: 1. Download the Gateway’s firmware upgrade file from www.linksys.com. 2. Extract the file on your computer. 3. Open the Gateway’s Web-based Utility and click the Administration tab. 4. Click the Firmware Upgrade tab.
Home Wireless-G Gateway Appendix E: Glossary 802.11b - A wireless networking standard that specifies a maximum data transfer rate of 11Mbps and an operating frequency of 2.4GHz. 802.11g - A wireless networking standard that specifies a maximum data transfer rate of 54Mbps, an operating frequency of 2.4GHz, and backward compatibility with 802.11b devices.
Page 75
Home Wireless-G Gateway Cable Modem - A device that connects a computer to the cable television network, which in turn connects to the Internet. CSMA/CA (Carrier Sense Multiple Access/Collision Avoidance) - A method of data transfer that is used to prevent data collisions.
Page 76
Home Wireless-G Gateway EAP (Extensible Authentication Protocol) - A general authentication protocol used to control network access. Many specific authentication methods work within this framework. EAP-PEAP (Extensible Authentication Protocol-Protected Extensible Authentication Protocol) - A mutual authentication method that uses a combination of digital certificates and another system, such as passwords. EAP-TLS (Extensible Authentication Protocol-Transport Layer Security) - A mutual authentication method that uses digital certificates.
Page 77
Packet - A unit of data sent over a network. Passphrase - Used much like a password, a passphrase simplifies the WEP encryption process by automatically generating the WEP encryption keys for Linksys products. PEAP (Protected Extensible Authentication Protocol) - A mutual authentication method that uses a combination of digital certificates and another system, such as passwords.
Page 78
Home Wireless-G Gateway 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.
Page 79
Home Wireless-G Gateway Spread Spectrum - Wideband radio frequency technique used for more reliable and secure data transmission. SSID (Service Set IDentifier) - Your wireless network's name. Static IP Address - A fixed address assigned to a computer or device that is connected to a network. Static Routing - Forwarding data in a network via a fixed path.
Page 80
Home Wireless-G Gateway VPN (Virtual Private Network) - A security measure to protect data as it leaves one network and goes to another over the Internet. WAN (Wide Area Network)- The Internet. WEP (Wired Equivalent Privacy) - A method of encrypting network data transmitted on a wireless network for greater security.
Home Wireless-G Gateway Appendix F: Regulatory Information Compliance Information for 2.4-GHz Wireless Products Relevant to the EU and Other Countries Following the EU Directive 1999/5/EC (R&TTE Directive) Declaration of Conformity with Regard to the EU Directive 1995/5/EC (R&TTE Directive) Appendix F: Regulatory Information...
Page 82
Home Wireless-G Gateway NOTE: If you need any technical documentation, see the “How to Access Technical Documents on www.linksys.com/international” section for more information. The following standards were applied during the assessment of the product against the requirements of the Directive 1999/5/EC: •...
Page 83
Home Wireless-G Gateway CE Marking For the Linksys Wireless-B and Wireless-G products, the following CE mark, notified body number (where applicable), and class 2 identifier are added to the equipment. Check the CE label on the product to find out which notified body was involved during the assessment.
Page 84
This product is designed for indoor usage only. Outdoor usage is not recommended. This product is designed for use with the included integral or external (dedicated) antenna(s). Use of non-dedicated or third-party antenna(s) is not recommended and is not supported by Linksys. Power Output of Your Device To comply with your country’s regulations, you may have to change the power output of your wireless device.
Page 85
Home Wireless-G Gateway Wireless Adapters Wireless adapters have the power output set to 100% by default. Maximum power output on each adapter does not exceed 20 dBm (100 mW); it is generally 18 dBm (64 mW) or below. If you need to alter your wireless adapter’s power output, follow the appropriate instructions for your computer’s Windows operating system: Windows XP 1.
Page 86
7. Click the type of documentation you want. The document will automatically open in PDF format. Note: If you have questions regarding the compliance of these products or you cannot find the information you are looking for, please contact your local sales office. Visit http://www.linksys.com/international for more details. Appendix F: Regulatory Information...
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. This limited warranty extends only to the original purchaser.
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...