Linksys WRK54G User Guide
Linksys WRK54G Manual
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- Linksys WRK54G | User Guide - Page 1
® A Division of Cisco Systems, Inc. 2.4GHz 802.11g Wireless-G Broadband Router WIRELESS Model No. WRK54G User Guide - Linksys WRK54G | User Guide - Page 2
Wireless-G Broadband Router Copyright and Trademarks Specifications are subject to change without notice. Linksys is a User Guide: This checkmark means there is a note of interest and is something you should pay special attention to while using the Wireless-G Broadband Router. This exclamation point - Linksys WRK54G | User Guide - Page 3
10 Chapter 5: Configuring the Wireless-G Broadband Router 12 Overview 12 The Setup Tab - Basic Setup 13 The Setup Tab - DDNS 18 The Setup Tab - MAC Address Clone 19 The Setup Tab - Advanced Routing 20 The Wireless Tab - Basic Wireless Settings 21 The Wireless Tab - Wireless Security - Linksys WRK54G | User Guide - Page 4
55 Security Threats Facing Wireless Networks 55 Appendix C: Upgrading Firmware 58 Appendix D: Windows Help 59 Appendix E: Finding the MAC Address and IP Address for Your Ethernet Adapter 60 Windows 98SE or Me Instructions 60 Windows 2000 or XP Instructions 60 For the Router's Web - Linksys WRK54G | User Guide - Page 5
to Another Router 10 Figure 4-5: Connecting Another Router 10 Figure 4-6: Connecting Your Network Devices 11 Figure 4-7: Connecting the Power 11 Figure 5-1: Password Screen 12 Figure 5-2: Setup Tab - Basic Setup 13 Figure 5-3: DHCP Connection Type 13 Figure 5-4: Static IP Connection - Linksys WRK54G | User Guide - Page 6
- Router 38 Figure 5-48: Status Tab - Local Network 39 Figure 5-49: DHCP Clients Table 39 Figure 5-50: Status Tab - Wireless 39 Figure C-1: Upgrade Firmware 58 Figure E-1: IP Configuration Screen 60 Figure E-2: MAC Address/Adapter Address 60 Figure E-3: MAC Address/Physical Address 60 - Linksys WRK54G | User Guide - Page 7
users. 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 use the instructions in this Guide to help you connect the Wireless-G Broadband Router, set it up, and configure it to bridge your - Linksys WRK54G | User Guide - Page 8
to upgrade the firmware on the Router should you need to do so. • Appendix D: Windows Help This appendix describes how you can use Windows Help for instructions about networking, such as installing the TCP/IP protocol. • Appendix E: Finding the MAC Address and IP Address for your Ethernet Adapter - Linksys WRK54G | User Guide - Page 9
I: Regulatory Information This appendix supplies the regulatory information regarding the Router. • Appendix J: Contact Information This appendix provides contact information for a variety of Linksys resources, including Technical Support. Chapter 1: Introduction 3 What's in this User Guide? - Linksys WRK54G | User Guide - Page 10
between them. infrastructure: a wireless network that is bridged to a wired network via an access point. ad-hoc: a group of wireless devices communicating directly to each other (peer-topeer) without the use of an access point. Network Layout The Wireless-G Broadband Router has been specifically - Linksys WRK54G | User Guide - Page 11
) and Wireless Ethernet Bridges (WET54G, WET11). When you wish to connect your wireless network with your wired network, you can use the Wireless-G Broadband Router's four LAN ports. To add more ports, any of the Wireless-G Broadband Router's LAN ports can be connected to any of Linksys's switches - Linksys WRK54G | User Guide - Page 12
other Ethernet network devices. The Power port is where you will connect the power adapter. IMPORTANT: Resetting the Router will erase all of your settings (Internet connection, wireless security, and other settings) and replace them with the factory defaults. Do not reset the Router if you want to - Linksys WRK54G | User Guide - Page 13
LEDs are located on the front panel. Figure 3-2: The Router's Front Panel Power DMZ WLAN 1, 2, 3, 4 Internet Green. The Power LED lights up and will stay on while the Router is powered on. When the Router goes through its self-diagnostic mode during every boot-up, this LED will flash. When the - Linksys WRK54G | User Guide - Page 14
." If you want to install the Wireless-G Broadband Router behind another router in your network, then follow the instructions in "Hardware Installation for Connection to Another Router." Hardware Installation for Connection to Your Broadband Modem 1. Power down your network devices. 2. Locate an - Linksys WRK54G | User Guide - Page 15
Connect the AC power adapter to the Router's Power port and the other end into an electrical outlet. Only use the power adapter supplied with the Router. Use of a different adapter may result in product damage. IMPORTANT: Make sure you use the power adapter that is supplied with the Router. Use of - Linksys WRK54G | User Guide - Page 16
using a non-Linksys router, refer to the other router's documentation for instructions on how to change its local IP address to 192.168.2.1. 1. To access the other router's Web-based Utility, launch Internet Explorer or Netscape Navigator, and enter the other router's default IP address, 192.168 - Linksys WRK54G | User Guide - Page 17
10. Connect the AC power adapter to the Router's Power port and the other end into an electrical outlet. Only use the power adapter supplied with the Router. Use of a different adapter may result in product damage. IMPORTANT: Make sure you use the power adapter that is supplied with the Router - Linksys WRK54G | User Guide - Page 18
: Setup, Wireless, Security, Access Restrictions, Applications & Gaming, Administration, and Status. Additional tabs will be available after you click one of the main tabs. To access the Web-based Utility, launch Internet Explorer or Netscape Navigator, and enter the Router's default IP address, 192 - Linksys WRK54G | User Guide - Page 19
drop-down menu. • DHCP. By default, the Router's Internet Connection Type is set to Automatic Configuration - DHCP, which should be kept only if your ISP supports DHCP or you are connecting through a dynamic IP address. • Static IP. If you are required to use a permanent IP address to connect to the - Linksys WRK54G | User Guide - Page 20
how often you want the Router to check the Internet connection. The default Redial Period is 30 seconds. • PPTP. Point-to-Point Tunneling Protocol (PPTP) is a service that applies to connections in Europe only. Specify Internet IP Address. This is the Router's IP address, as seen from the Internet - Linksys WRK54G | User Guide - Page 21
Wireless-G Broadband Router • L2TP. Layer 2 Tunneling Protocol (L2TP) is a service that applies to connections in Europe only. User Name. Enter the User Name provided by your ISP. Password. Enter the Password provided by your ISP. L2TP Server. Enter the IP address of the L2TP server you are using; - Linksys WRK54G | User Guide - Page 22
to the Router's Ethernet ports. Wireless Setup is performed through the Wireless tab. Router IP This presents both the Router's IP Address and Subnet Mask as seen by your network. Figure 5-9: Optional Settings Figure 5-10: Router IP Chapter 5: Configuring the Wireless-G Broadband Router 16 The - Linksys WRK54G | User Guide - Page 23
in one of these fields. You can type 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) manages each PC's interaction with the Internet. If you use a WINS server, enter that server - Linksys WRK54G | User Guide - Page 24
the DDNS Service pull-down menu. You may be asked for a User Name, Password, E-mail Address, Domain Name, or Host Name. Simply enter the appropriate information for your DDNS account. The following information will also be displayed. Internet IP Address. This is the Router's current IP Address as - Linksys WRK54G | User Guide - Page 25
Wireless-G Broadband Router The Setup Tab - MAC Address Clone A MAC address is a 12-digit code assigned to a unique piece of hardware for identification. 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 - Linksys WRK54G | User Guide - Page 26
is the host portion. Default Gateway. This is the IP address of the gateway device that allows for contact between the Router and the remote network or host. Interface. This interface tells you whether the Destination IP Address is on the LAN & Wireless (Ethernet and wireless networks), the WAN - Linksys WRK54G | User Guide - Page 27
on the keyboard). Make sure this setting is the same for all devices in your wireless network. For added security, you should change the default SSID (linksys) to a unique name. Wireless Channel. Select the appropriate channel from the list provided to correspond with your network settings - Linksys WRK54G | User Guide - Page 28
's IP Address and port number, along with a key shared between the Router and the server. Last, enter a Key Renewal Timeout, which instructs the Router how often it should change the encryption keys. Chapter 5: Configuring the Wireless-G Broadband Router The Wireless Tab - Wireless Security Figure - Linksys WRK54G | User Guide - Page 29
's IP Address and port number, along with a key shared between the Router and the server. Last, enter a Key Renewal Timeout, which instructs the Router how often it should change the encryption keys. Chapter 5: Configuring the Wireless-G Broadband Router The Wireless Tab - Wireless Security Figure - Linksys WRK54G | User Guide - Page 30
a RADIUS server is connected to the Router.) First, enter the RADIUS server's IP Address and port number, along with a key shared between the Router and the server. Then, select a Default Transmit Key (choose which Key to use), and a level of WEP encryption, 64 bits 10 hex digits or 128 bits 26 hex - Linksys WRK54G | User Guide - Page 31
Wireless-G Broadband Router The Wireless Tab - Wireless MAC Filter Wireless access can be filtered by using the MAC addresses of the wireless devices transmitting within your network's radius. Wireless MAC Filter. To filter wireless users by MAC Address, either permitting or blocking access, click - Linksys WRK54G | User Guide - Page 32
Auto-Fallback feature. Auto-Fallback will negotiate the best possible connection speed between the Router and a wireless client. The default value is Auto. Beacon Interval. The default value is 100. Enter a value between 1 and 65,535 milliseconds. The Beacon Interval value indicates the frequency - Linksys WRK54G | User Guide - Page 33
to pass through the Router's firewall. IPSec Pass-through. Internet Protocol Security (IPSec), enabled by default, is a suite of protocols used to implement secure exchange of packets at the IP layer. To turn off this feature, click Disable. PPTP Pass-through. Point-to-Point Tunneling Protocol (PPTP - Linksys WRK54G | User Guide - Page 34
8. You can filter access to various services accessed over the Internet, such as FTP or telnet, by selecting services from the drop-down menus next to Blocked Services. (You can block up to 20 services.) Chapter 5: Configuring the Wireless-G Broadband Router The Access Restrictions Tab - Internet - Linksys WRK54G | User Guide - Page 35
click the Cancel button. To close the Port Services screen and return to the Access Restrictions screen, click the Close button. 9. If you want to block websites with specific URL addresses, enter each URL in a separate field next to Website Blocking by URL Address. 10. If you want to block websites - Linksys WRK54G | User Guide - Page 36
Wireless-G Broadband Router The Applications and Gaming Tab - Port Range Forward The Applications and Gaming Tab allows you to set up public services IP Address. For each application, enter the IP Address of the PC running the specific application. Enable. Click the Enable checkbox to enable port - Linksys WRK54G | User Guide - Page 37
Wireless-G Broadband Router The Applications & Gaming Tab - Port Triggering The Port Triggering 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 - Linksys WRK54G | User Guide - Page 38
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. Any PC whose port is being forwarded must have its DHCP client function disabled and should have a new static IP address assigned to - Linksys WRK54G | User Guide - Page 39
Wireless-G Broadband Router Category. From this drop-down menu, you can select the Category for which you will set bandwidth priority. These Categories include applications, ethernet ports, MAC addresses, and online games. Application. With this option you can select None, Add a New Application, - Linksys WRK54G | User Guide - Page 40
name or the entries you entered to be allocated. Information This displays the Port Range or MAC Address entered when you added a new application. If a pre-configured application was your changes. Chapter 5: Configuring the Wireless-G Broadband Router 34 The Applications and Gaming Tab - QoS - Linksys WRK54G | User Guide - Page 41
enter the port number that will be open to outside access. You will need to enter the Router's password when accessing the Router this way, as usual. UPnP. When using UPnP features, select Enable. Because allowing this may present a risk to security, this feature is disabled by default. Change these - Linksys WRK54G | User Guide - Page 42
To test the performance of a connect, click the Traceroute button. Enter the address of the PC whose connection you wish to test and click the Traceroute button The Ping Test Chapter 5: Configuring the Wireless-G Broadband Router The Administration Tab - Diagnostics Figure 5-43: The Traceroute Test - Linksys WRK54G | User Guide - Page 43
, which you can download from the Linksys website. Do not upgrade your firmware unless you are experiencing problems with the Router. For more information about upgrading firmware, refer to "Appendix C: Upgrading Firmware". Figure 5-44: Administration Tab - Factory Defaults The Administration Tab - Linksys WRK54G | User Guide - Page 44
Click the Refresh button to update the information displayed on this screen. Firmware Version. This is the Router's current firmware. Current Time. This shows the time, as you set on the Setup Tab. MAC Address. This is the Router's MAC Address, as seen by your ISP. Router Name. This is the specific - Linksys WRK54G | User Guide - Page 45
network. Click the Refresh button to update the information displayed on this screen. MAC Address. This is the Router's MAC Address, as seen on your local, wireless network. Mode. As selected from the Wireless tab, this will display the wireless mode (Mixed, G-Only, or Disabled) used by the network - Linksys WRK54G | User Guide - Page 46
Internet Options. Click the Security tab. Click the Default level button. Make sure the security level is Medium or lower. Then click the OK button. 2. I need to set a static IP address on a PC. You can assign a static IP address to a PC by performing the following steps: • For Windows 98SE and Me - Linksys WRK54G | User Guide - Page 47
Connection Properties window. 3. I want to test my Internet connection. A Check your TCP/IP settings. For Windows 98SE, Me, 2000, and XP: • Refer to Windows Help for details. Make sure Obtain IP address automatically is selected in the settings. Appendix A: Troubleshooting 41 Common Problems and - Linksys WRK54G | User Guide - Page 48
of your Ethernet adapter onto the Router, see the System section of "Chapter 6: Configuring the Wireless-G Broadband Router" for details. • Make sure you are using the right Internet connection settings. Contact your ISP to see if your Internet connection type is DHCP, Static IP Address, or PPPoE - Linksys WRK54G | User Guide - Page 49
Adapter" to verify that your computer has an IP Address, Subnet Mask, Gateway, and DNS. • Set a static IP address on your system; refer to "Problem #2: I need to set a static IP address." • Refer to "Problem #10: I am a PPPoE user, and I need to remove the proxy settings or the dial-up pop-up window - Linksys WRK54G | User Guide - Page 50
Internet application: 1. Access the Router's web interface by going to http://192.168.1.1 or the IP address of the Router. Go to the Applications & Gaming => Port Range Forward tab. 2. Enter any name you want to use for the Application. 3. Enter the Start and End Port range of the service you are - Linksys WRK54G | User Guide - Page 51
Adapter" for details on getting an IP address. 5. Once completed with the configuration, click the Save Settings button. 9. I forgot my password, or the password prompt always appears when I am saving settings to the Router. Reset the Router to factory default by pressing the Reset button for 10 - Linksys WRK54G | User Guide - Page 52
make the Power LED stop flashing: • If the firmware upgrade failed, use the TFTP program (it was downloaded along with the firmware). Open the pdf that was downloaded along with the firmware and TFTP program, and follow the pdf's instructions. • Set a static IP address on the PC; refer to "Problem - Linksys WRK54G | User Guide - Page 53
the IP address of the Router. 2. Enter the password, if asked. (The default password is admin.) 3. Look for the MTU option, and select Manual. In flash the firmware by assigning a static IP address to the computer, and then upgrade the firmware. Try using the following settings, IP Address: 192.168 - Linksys WRK54G | User Guide - Page 54
security settings at the end of the SecureEasySetup process, and then manually configure the settings for your non-SecureEasySetup devices. Refer to each wireless device's documentation for instructions on how to enter these settings. What is the maximum number of IP addresses that the Router - Linksys WRK54G | User Guide - Page 55
, when only one TCP/IP address is provided by the ISP. The user may have many private addresses behind this single address provided by the ISP. Does the Router support any operating system other than Windows 98SE, Windows Millennium, Windows 2000, or Windows XP? Yes, but Linksys does not, at this - Linksys WRK54G | User Guide - Page 56
Wireless-G Broadband Router the same time, even if on the same LAN (not a problem with 1.0.1.3). As far as hosting games, the HL server does not need to be in the DMZ. Just forward port 27015 to the local IP address of the server computer. How can I block corrupted FTP downloads? If you are - Linksys WRK54G | User Guide - Page 57
your computer with a static IP if you want to use DMZ Hosting. To get the LAN IP address, see "Appendix E: 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. Does the Router pass PPTP packets or - Linksys WRK54G | User Guide - Page 58
with any wired network. What is infrastructure mode? When a wireless network is set to infrastructure mode, the wireless network is configured to communicate with a wired network through a wireless access point. What is roaming? Roaming is the ability of a portable computer user to communicate - Linksys WRK54G | User Guide - Page 59
and the distance of each access point to the wired backbone. Based on that information, the node next selects the right access point and registers its address. Communications between end node and host computer can then be transmitted up and down the backbone. As the user moves on, the end node's RF - Linksys WRK54G | User Guide - Page 60
Wireless-G Broadband Router What is WEP? WEP is Wired Equivalent Privacy, a data privacy mechanism based on a 64-bit or 128-bit shared key algorithm, as described in the IEEE 802.11 standard. What is a MAC Address? The Media Access Control (MAC) address is a unique number assigned by the - Linksys WRK54G | User Guide - Page 61
get that information. Change the administrator's password regularly. Appendix B: Wireless Security Security Precautions NOTE: Some of these security features are available only through the network router or access point. Refer to the router or access point's documentation for more information. 55 - Linksys WRK54G | User Guide - Page 62
makes it harder for a hacker to access your network with a random MAC Address. WEP Encryption. Wired Equivalent Privacy (WEP) is often looked upon as a cure-all for wireless security concerns. This is overstating WEP's ability. Again, this can only provide enough security to make a hacker's job more - Linksys WRK54G | User Guide - Page 63
, TKIP or AES. Enter the RADIUS server's IP Address and port number, along with a key shared between the device and the server. Last, enter a Group Key Renewal period, which instructs the device how often it should change the encryption keys. RADIUS. WEP used in coordination with a RADIUS server - Linksys WRK54G | User Guide - Page 64
Wireless-G Broadband Router Appendix C: Upgrading Firmware The Router's firmware is upgraded through the Web-based Utility's Administration tab. Follow these instructions: 1. Download the firmware from Linksys's website at www.linksys.com. 2. Extract the firmware file on your computer. 3. Open the - Linksys WRK54G | User Guide - Page 65
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. TCP/IP is a set of instructions, or protocol, all PCs follow to communicate over a network. This is true for wireless networks as well - Linksys WRK54G | User Guide - Page 66
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. Follow the steps in this appendix to find the adapter's MAC or IP address in Windows 98, Me, 2000, or XP. Windows 98SE or Me Instructions 1. Click Start - Linksys WRK54G | User Guide - Page 67
what you will use for MAC address cloning or MAC filtering. Note: The MAC address is also called the Physical Address. The example to the right shows the Ethernet adapter's IP address as 192.168.1.100. Your computer may show something different. For the Router's Web-based Utility For MAC filtering - Linksys WRK54G | User Guide - Page 68
the range of a wireless network. Adapter - A device that adds network functionality to your PC. Ad-hoc - A group of wireless devices communicating directly with each other (peer-to-peer) without the use of an access point. AES (Advanced Encryption Standard) - A security method that uses symmetric - Linksys WRK54G | User Guide - Page 69
so that its contents can easily be accessed, managed, and updated. DDNS (Dynamic Domain Name System) - Allows the hosting of a website, FTP server, or e-mail server with a fixed domain name (e.g., www.xyz.com) and a dynamic IP address. Default Gateway - A device that forwards Internet traffic from - Linksys WRK54G | User Guide - Page 70
to connect to servers on the World Wide Web. Infrastructure - A wireless network that is bridged to a wired network via an access point. IP (Internet Protocol) - A protocol used to send data over a network. IP Address - The address used to identify a computer or device on a network. Appendix - Linksys WRK54G | User Guide - Page 71
Wireless-G Broadband Router IPCONFIG - A Windows 2000 and XP utility that displays the IP address for a particular networking device. IPSec (Internet Protocol Security) - A VPN protocol used to implement secure exchange of packets at the IP layer. ISM band - Radio bandwidth utilized in wireless - Linksys WRK54G | User Guide - Page 72
-In User Service) - A protocol that uses an authentication server to control network access. RJ-45 (Registered Jack-45) - An Ethernet connector that holds up to eight wires. Roaming - The ability to take a wireless device from one access point's range to another without losing the connection. Router - Linksys WRK54G | User Guide - Page 73
Broadband Router 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 - Linksys WRK54G | User Guide - Page 74
Network)- The Internet. WEP (Wired Equivalent Privacy) - A method of encrypting network data transmitted on a wireless network for greater security. WINIPCFG - A Windows 98 and Me utility that displays the IP address for a particular networking device. WLAN (Wireless Local Area Network) - A group - Linksys WRK54G | User Guide - Page 75
10/100 RJ-45 Switched Ports One Power Port Buttons Reset Cabling Type Ethernet Network Cable LEDs Power, DMZ, WLAN, LAN (1-4), Internet RF Power Output 18 dBm (B), 15 dBm (G) UPnP able/cert Able Security Features Stateful Packet Inspection (SPI) Firewall, Internet Policy Wireless Security - Linksys WRK54G | User Guide - Page 76
Wireless-G Broadband Router Operating Temp. 0ºC to 40ºC (32ºF to 104ºF) Storage Temp. -20ºC to 70ºC (-4ºF to 158ºF) Operating Humidity 10% to 85%, Non-Condensing Storage Humidity 5% to 90%, Non-Condensing Appendix G: Specifications 70 - Linksys WRK54G | User Guide - Page 77
. This warranty does not apply if the Product (a) has been altered, except by Linksys, (b) has not been installed, operated, repaired, or maintained in accordance with instructions supplied by Linksys, or (c) has been subjected to abnormal physical or electrical stress, misuse, negligence, or - Linksys WRK54G | User Guide - Page 78
Wireless-G Broadband Router Appendix I: 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 - Linksys WRK54G | User Guide - Page 79
Wireless-G Broadband Router power levels and antennas resulting in a radiated power level of above 100 mW equivalent isotropic radiated power power levels and antennas, contact Linksys Corporate Compliance. Linksys l'IBPT. France: 2.4 GHz Bande : les canaux 10, 11, 12, 13 (2457, 2462, 2467, et - Linksys WRK54G | User Guide - Page 80
Wireless-G Broadband Router Appendix J: Contact Information Need to contact Linksys? Visit us online for information on the latest products and updates to your in this Guide.) http://www.linksys.com or ftp.linksys.com 800-546-5797 (LINKSYS) 949-823-3002 800-326-7114 [email protected] 949-
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A Division of Cisco Systems, Inc.
®
Model No.
Broadband Router
Wireless-
G
WRK54G
User Guide
WIRELESS
GHz
2.4
802.11g