Linksys WAG54G manual

A Division of Cisco Systems, Inc . ® Model No . ADSL Gatew ay Wir eless- G W A G54G (EU) User Guide WIRELESS GHz 802.11g 2,4[...]

Wireless-G ADSL Gateway Copyright and T rademarks Specifications are subject to change without notice . L inksys is a registered tradema rk 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 tradem arks or [...]

Wireless-G ADSL Gateway Table of Contents Chapter 1: Introduction 1 Welcome 1 What’s in this Guide? 2 Chapter 2: Planning Your Network 4 The Gateway’s Functions 4 IP Addresses 4 Why do I need a VPN? 5 What is a VPN? 6 Chapter 3: Getting to Know the Wireless-G ADSL Gateway 8 The Back Panel 8 The Front Panel 9 Chapter 4: Connecting the Wireless-G[...]

Wireless-G ADSL Gateway Environment 62 How to Establish a Secure IPSec Tunnel 63 Appendix D: Finding the MAC Address and IP Address for Your Ethernet Adapter 73 Windows 98 or Me Instructions 73 Windows 2000 or XP Instructions 74 Appendix E: Upgrading Firmware 75 Appendix F: Glossary 76 Appendix G: Specifications 82 Appendix H: Regulatory Informatio[...]

Wireless-G ADSL Gatewa y List of Figures Figure 2-1: Network 4 Figure 2-2: Computer-to-VPN Gateway 6 Figure 2-3: VPN Gateway-to-VPN Gateway 7 Figure 3-1: Back Panel 8 Figure 3-2: Front Panel 9 Figure 4-1: Ethernet Connection 11 Figure 4-2: ADSL Connection 11 Figure 4-3: Power Connection 11 Figure 5-1: Password Screen 15 Figure 5-2: Basic Setup Tab [...]

Wireless-G ADSL Gatewa y Figure 5-23: VPN Settings Summary 29 Figure 5-24: Manual Key Management 30 Figure 5-25: System Log 30 Figure 5-26: Advanced VPN Tunnel Setup 31 Figure 5-27: Internet Access 33 Figure 5-28: Internet Policy Summary 33 Figure 5-29: List of PCs 34 Figure 5-30: Port Services 34 Figure 5-31: Single Port Forwarding 35 Figure 5-32:[...]

Wireless-G ADSL Gatewa y Figure C-9: New Rule Properties 65 Figure C-10: IP Filter List Tab 66 Figure C-11: Filter Acton Tab 66 Figure C-12: Security Methods Tab 66 Figure C-13: Authentication Methods 67 Figure C-14: Preshared Key 67 Figure C-15: New Preshared Key 67 Figure C-16: Tunnel Setting Tab 68 Figure C-17: Connection Type Tab 68 Figure C-18[...]

1 Chapter 1: Introductio n Welcome Wireless-G ADSL Gateway Chapter 1: Introduction We l c o m e The Linksys Wireless-G ADSL Gateway is the all-in-one solut ion for Internet connectivity in your home . The ADSL Modem function gives you a blazing fast connection to the Inter net, far faster than a dial-up, and without tying up your phone line . Conne[...]

2 Chapter 1: Introductio n What’s in this Guide? Wireless-G ADSL Gateway What’ s in this Gu ide? This user guide covers the steps for setting up and using the Wireless-G ADSL Gateway . • Chapter 1: Introduction This chapter describes the Wireless-G ADSL Gateway Wireless-G ADSL Gateway applications and this User Guide . • Chapter 2: Planning[...]

3 Chapter 1: Introductio n What’s in this Guide? Wireless-G ADSL Gateway • Appendix G: Specifications This appendix provides the technical specifications for the Gateway . • Appendix H: Warranty Information This appendix supplies the warranty information for the Gateway . • Appendix I: Regulatory Infor mation This appendix supplies the regu[...]

4 Chapter 2: Planning Your Ne twork The Gateway’s Functions Wireless-G ADSL Gateway Chapter 2: Planning Y our Network The Gatewa y’ s Functions A Gateway is a network device that connects two networks together . In this instance , the Gateway connects your Local Area Ne twork (LAN), or the group of com puters in your home or office , to the Int[...]

5 Chapter 2: Planning Your Ne twork What is a VPN? Wireless-G ADSL 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 . Y ou can get that informa tion from your ISP . [...]

6 Chapter 2: Planning Your Ne twork Why do I need a VPN? Wireless-G ADSL Gateway telecommuters, and/or professionals on the road (traveler s can connect to a VPN Gateway using any computer with VPN client software that supports IPSec , such as SSH Sentinel.) There are two basic w ays to create a VPN connection: • VPN Gateway to VPN Gateway • Co[...]

7 Chapter 2: Planning Your Ne twork Why do I need a VPN? Wireless-G ADSL Gateway 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 prote[...]

8 Chapter 3: Getting to Know the Wireless-G ADSL Gateway The Back Panel Wireless-G ADSL Gateway Chapter 3: Getting to Know the Wireless-G ADSL Gateway The Back P anel The Gateway’ s ports, where a network cable is connected, are located on the back panel. The Gateway’ s buttons are also located on the back panel. LINE The LINE port connects to [...]

9 Chapter 3: Getting to Know the Wireless-G ADSL Gateway The Front Panel Wireless-G ADSL Gateway The Front P anel The Gateway's LEDs, where information about network activity is displayed, are located on the front panel. Po w e r Green. The Power LED lights up when the Gatew ay is powered on. Ethernet (1-4) Green. The LAN LED serves two purpos[...]

10 Chapter 4: Connecting the Wireless-G ADSL Gateway Overview Wireless-G ADSL Gateway Chapter 4: Connecting the Wireless-G ADSL Gateway Overview The Gateway’ s setup consists of more than simply plugging hardware together . Y ou will have to configure your networked computers to accept the IP addresses that the Gateway assigns them (if applicable[...]

11 Chapter 4: Connecting the Wireless-G ADSL Gateway Wired Connectio n to a Computer Wireless-G ADSL Gateway Wired Connection to a Computer 1. Before you begin, make sur e that all of your network’ s hardware is powered off , including the Ga teway and all com puter s. 2. Connect one end of an Ethernet network cable to one of the Ethern et ports [...]

12 Chapter 4: Connecting the Wireless-G ADSL Gateway Wireless Connection to a Co mputer Wireless-G ADSL Gateway Wireless Connection to a Computer If you want to use a wireless connection to access the Gateway , follow these instructions: 1. Before you begin, make sure that all of your network’ s hardware is powered off , including the Gateway and[...]

13 Chapter 5: Configuring th e Gateway Overview Wireless-G ADSL Gateway Chapter 5: Configuring the Gateway Overview Follow the steps in this chapter and use the Gateway’ s w eb-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 [...]

14 Chapter 5: Configuring th e Gateway Overview Wireless-G ADSL Gateway • VPN. T o enable or disable IPSec and/or PPTP Pass-through, and set up VP N tunnels, use this screen. Access Restrictions • Internet Access. This screen allows you to prevent or permit only certain users from attaching to your network. Applications & Ga ming • Single[...]

15 Chapter 5: Configuring th e Gateway How to Access the Web-based Utility Wireless-G ADSL Gateway How to Access the W eb-based Utility T o 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 , sho[...]

16 Chapter 5: Configuring th e Gateway The Setup Tab Wireless-G ADSL Gateway • Virtual Circuit: Enter the VPI and VCI ranges in the fields. • Internet Connection T ype. 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 featur[...]

17 Chapter 5: Configuring th e Gateway The Setup Tab Wireless-G ADSL Gateway RFC 1483 Routed If you are required to use RFC 1483 Routed, then select RFC 1483 Routed . • IP Address. This is the Gateway’ s IP address, when seen from the WA N, or the Internet. Y our ISP will provide you with the IP Address you need to specify here . • Subnet Mas[...]

18 Chapter 5: Configuring th e Gateway The Setup Tab Wireless-G ADSL Gateway When finished making your changes on this tab , click the Save Settings button to save these changes, or click the Cancel Changes bu tton to undo your changes. RFC 2364 PPP oA Some DSL-based ISPs use PPPoA (Point-to-P oint Protocol over A TM) to establish Internet connecti[...]

19 Chapter 5: Configuring th e Gateway The Setup Tab Wireless-G ADSL Gateway Optional Settings (Required by some ISPs) • Host Name and Domain Name. These fields allo w you to supply a host and domain name for the Gateway . Some ISPs require these names as identification. Y ou ma y have to check with your ISP to see if your broadband Internet ser [...]

20 Chapter 5: Configuring th e Gateway The Setup Tab Wireless-G ADSL Gateway can enter up to three DNS Server IP Addresses her e . The Router will use these for quicker access to functioning DNS servers. • WINS . The Window s Internet Naming Ser vice (WINS) converts NetBIOS names to IP addresses. If you use a WINS server , enter that ser ver ’ [...]

21 Chapter 5: Configuring th e Gateway The Setup Tab Wireless-G ADSL Gateway • Internet IP Address. The Router’s curr ent Internet IP Address is displayed here . Because it is dynamic, this will change . • Status. The status of the DDNS ser vice connection is displayed here . When finished making your changes on this tab , click the Save Sett[...]

22 Chapter 5: Configuring th e Gateway The Setup Tab Wireless-G ADSL Gateway route . If you are building a route to an entire network, be sure that the network portion of the IP address is set to 0. • Subnet Mask. The Subnet Mask (also known as the Network Mask) deter mines which portion of an IP address is the network portion, and which portion [...]

23 Chapter 5: Configuring th e Gateway The Wireless Tab Wireless-G ADSL Gateway The Wireless T ab Basic Wireless Settings T ab This screen allows you to choose your wireless network mode and wir eless security . Wireless Netw ork • Wireless Network Mode . If you have 802.11g and 802.11b devices in your network, then keep the default setting, Mix [...]

24 Chapter 5: Configuring th e Gateway The Wireless Tab Wireless-G ADSL Gateway Wireless Security T ab The Wireless Security settings configure the security of your wireless network. There are three wireless security mode options supported by the Gateway: WP A Pre-Shared Key , WP A RADIUS , a nd WEP . (WPA stands for Wi-Fi Protected Access, which i[...]

25 Chapter 5: Configuring th e Gateway The Wireless Tab Wireless-G ADSL Gateway WEP . WEP is a basic encr yption method, which is not as secure as WP A. T o use W EP , select a Default Key (choose which Key to use), and a level of WEP encr yption, 64 bits 10 hex digit s or 128 bit s 26 hex digits . Then either generate a WEP key using a Passphrase [...]

26 Chapter 5: Configuring th e Gateway The Wireless Tab Wireless-G ADSL Gateway Wireless Access T ab Wireless Netw ork Access Wireless Network Access. If you select Allow A ll , all computers will be allowed access to the wireless network. T o restrict access to the network, select Restrict Ac cess , then select Prevent to prevent a ccess or P ermi[...]

27 Chapter 5: Configuring th e Gateway The Wireless Tab Wireless-G ADSL Gateway Advanced Wireless Settings T ab Advanced Wireless On this screen you can access the Advanced Wireless features, including Authentication T ype, Basic Data Rates, Control Tx Rates, Beacon Interval, DTIM Int erval, RTS Threshold, and Fragmentation Threshold. • Authentic[...]

28 Chapter 5: Configuring th e Gateway The Security Tab Wireless-G ADSL Gateway receiving an RTS , th e wireless station responds with a Clear to Send (CTS) frame to acknowledge the right to begin transmission. The Security T ab Fire wal l When you click the Security tab , you will see the Firewall scr een. This screen contains Filters and the opti[...]

29 Chapter 5: Configuring th e Gateway The Security Tab Wireless-G ADSL Gateway VPN Virtual Private Networking (VPN) is a security measure t hat basically creates a secure connection between two remote locations. The VPN screen allows you to configure your VPN settings to make your network more secure . VPN Passthrough • IPSec Passthrough. Inter [...]

30 Chapter 5: Configuring th e Gateway The Security Tab Wireless-G ADSL Gateway correctly , or the connection cannot be made. Remember , this is NO T the IP Address of the local VPN Gateway , but the IP Address of the remote VPN Gateway or device with which you wish to communicate . If you enter an IP address, only the specific IP Address will be a[...]

31 Chapter 5: Configuring th e Gateway The Security Tab Wireless-G ADSL Gateway When finished making your changes on this tab , click the Save Settings button to sav e these changes, or click the Cancel Changes button to undo your changes. Advanced VPN T unnel Setup From the Advanced IPSec VPN T unnel Setup screen you ca n adjust the settings for s[...]

32 Chapter 5: Configuring th e Gateway The Security Tab Wireless-G ADSL Gateway • Key Life Time . In the Key Lifetime field, you may 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. Other Setting ?[...]

33 Chapter 5: Configuring th e Gateway The Access Restrictions Tab Wireless-G ADSL Gateway The Access Restrictions T ab Internet Access The Access Restrictions tab allows you to blo ck or allow specific kinds of Inter net usage . Y ou can set up Internet access policies for specific computers and set up filters by using network port numbers. • In[...]

34 Chapter 5: Configuring th e Gateway The Access Restrictions Tab Wireless-G ADSL Gateway 3. If you wish to Deny or Allo w Internet access for those computers you listed on the List of PCs screen, click the option. 4. Y ou can filter access to various ser vices accessed ov er the Internet, such as FTP or T elnet, by selecting a service from th e d[...]

35 Chapter 5: Configuring th e Gateway The Applications and Gaming Tab Wireless-G ADSL Gateway The Applications and Gaming T ab Single Port Forwarding The Single Port Forwarding screen provides options for cu stomization of port services for common applications. When users send this type of request to your network via the Inter net, the Gateway wil[...]

36 Chapter 5: Configuring th e Gateway The Applications and Gaming Tab Wireless-G ADSL Gateway Port T riggering Port T riggering is used for sp ecial applications that can request a port to be opened o n demand. For this feature , the Gateway will watch outgoing data for specific port numbers. The Gateway will remember the IP address of the compute[...]

37 Chapter 5: Configuring th e Gateway The Applications and Gaming Tab Wireless-G ADSL Gateway QOS Quality of Service (QoS) ensures better ser vice to high-priority types of network traffic , wh ich may involve demanding, real- time applications, such as Internet phone calls or videoconferencing. Application-based QoS Application-based QoS manages [...]

38 Chapter 5: Configuring th e Gateway The Administration Tab Wireless-G ADSL Gateway Enable 802.1p P bit s scheduling. V LAN’ s VID . Select this option to enable 802.1p P bits classification scheduling in the appropriate VLAN based on IEEE 802.1Q VL AN identification. Enter the VLAN VID (VLAN Identifier) number in the field. When you have finis[...]

39 Chapter 5: Configuring th e Gateway The Administration Tab Wireless-G ADSL Gateway Figure 5- 37: Reporting Identification. T o enable SNMP , click Enabled . T o disable SNMP , click Disabled . UPnP UPnP allows Windows XP to automatically configure the Gateway for various Internet applications, such as gaming and videoconferencing. UPnp. T o enab[...]

40 Chapter 5: Configuring th e Gateway The Administration Tab Wireless-G ADSL Gateway Diagnostics Ping T est Ping T est Parameters • Ping T arget IP . Enter th e IP Address that you want to ping in the field. This can be either a local (LAN) IP or an Internet (WAN) IP address. • Ping Size . Enter the size of the ping packets. • Number of Ping[...]

41 Chapter 5: Configuring th e Gateway The Administration Tab Wireless-G ADSL Gateway Firmware Upgrade The ADSL Gateway allows you to upgrade firmware for the LAN (network) side of the Gateway . Upgrade from LAN T o upg rade the Gateway’ s firmware from the LAN: 1. Click the Br owse bu tton to find the firmware upgrade file that you downloaded fr[...]

42 Chapter 5: Configuring th e Gateway The Status Tab Wireless-G ADSL Gateway The Status T ab Gateway This screen displays information about you r Gateway and its W A N (Internet) Connections. Gateway Information Gateway Information displays the Software V ersion, MAC Address, and Current Time . Internet Connections The Internet Connections will be[...]

43 Chapter 5: Configuring th e Gateway The Status Tab Wireless-G ADSL Gateway Local Network The Local Network information that is displayed is the loc al Mac Address, IP Address, Subnet Mask, and DHCP Server , Start IP Address, and End IP Address. T o view the DHCP Clien ts T able, click the DHC P Clients Ta b l e button. DHCP Clients T able. Click[...]

44 Chapter 5: Configuring th e Gateway The Status Tab Wireless-G ADSL Gateway Wireless The Wireless network information that is displayed is t he Wireless Firmware Version, MAC Address, Mode , SSID, DHCP Ser ver , Channel, and Encr yption Function. Click the Wireless Clients Connected button to view the wireless clients connected to the Gateway . C[...]

45 Chapter 5: Configuring th e Gateway The Status Tab Wireless-G ADSL Gateway DSL Connection The DSL Connection information that is displayed is t he Status, Downstream Rate , and Upstream Rate . The PVC Connection infor mation that is displayed is Encapsulation, Multiplexing, QoS , Pcr Rate , Scr Rate, Autodetect, VPI, VCI, and PVC Status. Click t[...]

45 Appendix A: Troublesh ooting Common Problems and So lutions Wireless-G ADSL Gateway Appendix A: Troubleshooting This appendix consists of two parts: “Common Problems and Solutions” and “F requently Asked Questions. ” Provided are possible solutions to problems that may occu r during the installation and operation of the Gateway . Read th[...]

46 Appendix A: Troublesh ooting Common Problems and So lutions Wireless-G ADSL Gateway 7. T oward the bottom of the window , select Use the following DNS server addresses, and enter the Preferred DNS server and Alternative DNS ser ver (pro vided by your ISP). Contact your ISP or go on its website to find the information. 8. Click the OK button in t[...]

47 Appendix A: Troublesh ooting Common Problems and So lutions Wireless-G ADSL Gateway For Windows 98 and Me: • Click Start and Ru n . In the Open field, type in command. Press the Enter key or click the OK button. For Windows NT , 2000, and XP: • Click Star t and Run . In the Open field, type cmd. Press the Enter key or click the OK button. In[...]

48 Appendix A: Troublesh ooting Common Problems and So lutions Wireless-G ADSL Gateway 3. Refer to “Problem #10: I need to remove the pro xy settings or the dial-up pop-up window (for PPPoE users). ” 5. I can’t get my Virtual Priv ate Network (VPN) work ing thr ough the Gatew ay . Access the Gateway’ s web interface by going to http://192.1[...]

49 Appendix A: Troublesh ooting Common Problems and So lutions Wireless-G ADSL Gateway field provided. Check “ Appe ndix D: Finding the MAC Address and IP Address for Y our Ethernet Adapter” for details on getting an IP address. 6. Check the Enable option for the port ser vices you want to use . Consid er the example below: Customized Applicati[...]

50 Appendix A: Troublesh ooting Common Problems and So lutions Wireless-G ADSL Gateway 8. I can’t get the Internet game, server , or applic ation to wo rk. If you are having difficulties getting any Internet game , server , or application to function properly , consider exposing one computer to the Internet using DeMilitar ized Zone (DMZ) hosting[...]

51 Appendix A: Troublesh ooting Common Problems and So lutions Wireless-G ADSL Gateway • For Netscape 4.7 or higher: 1. Start Netscape Navigator , and click Edit , Preferences , Adv anced , and Proxies . 2. Make sure you have Direct connection to the Internet selected on this screen. 3. Close all the windows to finish. 11. T o start over , I need[...]

52 Appendix A: Troublesh ooting Common Problems and So lutions Wireless-G ADSL Gateway 1. T o 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 user name and password is admin.) 3. On the Setup screen, select the option Kee p Al[...]

53 Appendix A: Troublesh ooting Frequently Asked Questions Wireless-G ADSL Gateway • If the Gateway is configured correctly , check your Internet connection (DSL/cable modem, etc.) to see if it is working correctly . Y ou can remove the Gateway to verify a direct connection. • Manually configure the TCP/IP settings with a DNS address provided b[...]

54 Appendix A: Troublesh ooting Frequently Asked Questions Wireless-G ADSL Gateway Does the Gateway supp ort ICQ send file? Y es, with the following fix: click ICQ menu -> prefer ence -> connections tab->, and check I am behind a firew all or proxy . Then set the firewall time-out to 80 seconds in the firewall setting. The Internet user ca[...]

55 Appendix A: Troublesh ooting Frequently Asked Questions Wireless-G ADSL Gateway Gateway’ s web-based utility . If the Gateway’ s Inter net connection is working well, there is no need to do wnload a newer firmware version, unless that version contains new features that you would like to use . Will the Gateway function in a Macintosh environm[...]

56 Appendix A: Troublesh ooting Frequently Asked Questions Wireless-G ADSL Gateway How can I check whether I have static or DHCP IP Addresses? Consult your ISP to obtain this information. How do I g et mIRC to work wi th the G ateway? Under the Port Forwarding tab , set port forwarding to 113 for the computer on which you are using mIRC. Can the Ga[...]

57 Appendix A: Troublesh ooting Frequently Asked Questions Wireless-G ADSL Gateway T o achieve true seamless connectivity , th e wireless LAN must incorporate a number of different functions. Each node and access point, for example , must always acknowledge receipt of each message . Each node must maintain contact with the wireless network even whe[...]

58 Appendix A: Troublesh ooting Frequently Asked Questions Wireless-G ADSL Gateway Will the information be int ercepted while it is being transmitte d through the air? WLAN features two-fold protection in security . On the hardware side , as with Direct Sequence Spread Spectrum technology , it has the inherent security feature of scra mbling . On t[...]

59 Appendix B: Important Information for Wireless Products Wireless-G ADSL Gateway Appendix B: Wireless Securit y Important Information for Wireless Pr oducts Linksys wants to make wireless networking as safe and easy for you as possible . So, please keep the following points in mind whenever setting up or using your wireless network. 1. P erforman[...]

60 Appendix B: Important Information for Wireless Products Wireless-G ADSL Gateway E. Change the SSID p eriodically . F . Enable WEP 128-bit Encryption. Please note that this will reduce your network perfor mance . G. Change the WEP encryp tion keys periodically . For information on implementing these security features, please refer to the User Gui[...]

61 Appendix B: Important Information for Wireless Products Wireless-G ADSL Gateway MAC Addresses. Enable MAC Address filtering . MAC Address filtering will allow you to provide access to only those wireless nodes with certain MAC Addresses. This makes it harder for a hacker to access y our network with a random MAC Address. WEP Encryption. Wired Eq[...]

62 Appendix C: Configuring IPSec betwe en a Windows 2000 or XP Computer and the Gateway Introduc tion Wireless-G ADSL Gateway Appendix C: 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 Gat[...]

63 Appendix C: Configuring IPSec betwe en a Windows 2000 or XP Computer and the Gateway How to Establish a Secure IPSec Tunnel Wireless-G ADSL Gateway How to Establish a Secure IPSec T unnel Step 1: Create an IPSec Polic y 1. Click the Start b utton, select Ru n , and type secpol.msc in the Open field. The Local Security Setting screen will appear [...]

64 Appendix C: Configuring IPSec betwe en a Windows 2000 or XP Computer and the Gateway How to Establish a Secure IPSec Tunnel Wireless-G ADSL Gateway 3. Th e 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 spec[...]

65 Appendix C: Configuring IPSec betwe en a Windows 2000 or XP Computer and the Gateway How to Establish a Secure IPSec Tunnel Wireless-G ADSL Gateway 7. Th e 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. Clic k the [...]

66 Appendix C: Configuring IPSec betwe en a Windows 2000 or XP Computer and the Gateway How to Establish a Secure IPSec Tunnel Wireless-G ADSL Gateway Step 3: Configure Indi vidual T unnel Rules T unnel 1: win->Router 1. From the IP Filte r List tab , shown in Figure C-10, click the filter list win->Router . 2. Click the Filter Action tab (as[...]

67 Appendix C: Configuring IPSec betwe en a Windows 2000 or XP Computer and the Gateway How to Establish a Secure IPSec Tunnel Wireless-G ADSL Gateway 4. Select the Authenticatio n Methods tab, shown in Figure C-13, and click the Edit button. 5. Change the auth entication method to Use this string to protect the key exchange (preshared key) , as sh[...]

68 Appendix C: Configuring IPSec betwe en a Windows 2000 or XP Computer and the Gateway How to Establish a Secure IPSec Tunnel Wireless-G ADSL Gateway 7. Select the T unnel Se tting tab, sho wn in Figure C-16, and click The tunnel endpoint is specified by this IP Address radio button. Then, enter the Router’ s W A N IP Address. 8. Select the Conn[...]

69 Appendix C: Configuring IPSec betwe en a Windows 2000 or XP Computer and the Gateway How to Establish a Secure IPSec Tunnel Wireless-G ADSL Gateway 10. Go to the IP Filter List tab , and click the filter list Router ->wi n , as shown in Figure C-19. 11. Click the Filter Action tab , and select the filter action Require Security , as shown in [...]

70 Appendix C: Configuring IPSec betwe en a Windows 2000 or XP Computer and the Gateway How to Establish a Secure IPSec Tunnel Wireless-G ADSL Gateway 13. Change the authentication method to Use this string to pr otect the key exchange (preshared k ey) , and enter the preshared key string, such as XYZ12345, as shown in Figure C-22. (This is a sampl[...]

71 Appendix C: Configuring IPSec betwe en a Windows 2000 or XP Computer and the Gateway How to Establish a Secure IPSec Tunnel Wireless-G ADSL Gateway 16. Click the Co nnection T ype 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 [...]

72 Appendix C: Configuring IPSec betwe en a Windows 2000 or XP Computer and the Gateway How to Establish a Secure IPSec Tunnel Wireless-G ADSL Gateway Step 5: Create a T unnel Thro ugh the W e b-Based Utility 1. Open your web browser , and enter 192.168.1.1 in the Address field. Press the Ente r key . 2. W hen the User name and Password field appea[...]

73 Appendix D: Findi ng the MAC Ad dress an d IP Address for Your Ethernet Adapter Windows 98 or Me Instructions Wireless-G ADSL Gateway Appendix D: Finding the MAC Address and IP Address for Y our 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 t[...]

74 Appendix D: Findi ng the MAC Ad dress an d IP Address for Your Ethernet Adapter Windows 2000 or XP Instructions Wireless-G ADSL 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 butto n. 2. At the command prompt, enter ipcon fig /all . Then press the Enter key . 3.[...]

75 Appendix E: Upgrading Firmw are Wireless-G ADSL Gateway Appendix E: Upgrading Firmware The ADSL Gateway allows you to upgrade firmware for the W AN (Inter net) side of the Gateway and the LAN (network) side of the Gateway through the Web-Utility's Firmware Upgrade tab from the Administration tab . Follow these instructions:. Upgrade fr om W[...]

76 Appendix F: Glossary Wireless-G ADSL Gateway Appendix F: Glossar y 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. 802.[...]

77 Appendix F: Glossary Wireless-G ADSL Gateway Buffer - A block of memor y 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 con nects a computer to the cable television network, which in turn connects to the Internet. CSMA/CA (Carrier Sense M ultiple Access/Collis[...]

78 Appendix F: Glossary Wireless-G ADSL Gateway Dynamic IP Address - A temporar y 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. Finger - A progr[...]

79 Appendix F: Glossary Wireless-G ADSL Gateway IPCONFIG - A Windows 2000 and XP utility that displays the IP address for a particular networking device. IPSec (Internet Pro tocol Security) - A VPN protocol used to implem ent secure exchange of packets at the IP layer . ISM band - Radio band used in w ireless networking transmissions. ISP (Internet[...]

80 Appendix F: Glossary Wireless-G ADSL Gateway PPP oE (Point to Point Proto col over Ethernet) - A type of broadband connection that provides authentication (username and password) in addition to data transport. PPTP (Point-to-Point T unneling Protocol) - A VPN protocol that allows the Point to Point Protoco l (PPP) to be tunneled through an IP ne[...]

81 Appendix F: Glossary Wireless-G ADSL Gateway TCP/IP (T ransmission Control Protocol/Inter net Protocol) - A network protocol fo r transmitting data that requires acknowledgement from the recipient of data sent. Te l n e t - A user command and TCP/IP p rotocol used for accessing remote computers. TFTP (T rivial File T ransfer P rotocol) - A versi[...]

82 Appendix G: Specification s Wireless-G ADSL Gateway Appendix G: 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, WAG54G-E1: Annex-B , W AG54G-DE: UR-2 Ports Power , LINE (ADSL), Ethern et (1-4) Buttons One Reset Button, One On/Off Switch C[...]

83 Appendix G: Specification s Wireless-G ADSL Gateway Storage T emp . -20ºC to 70ºC Operating Humidity 10% to 85% Non-Condensing Storage Humidity 5% to 90% Non-Condensing[...]

84 Appendix H: Regulatory Inform ation Wireless-G ADSL Gatewa y Appendix H: Regulator y Information FCC Statement This product has been tested and complies with the specifications fo r a Class B digital device , pursuant to Part 15 of the FCC Rules. These limits are designed to provide reasonable protection against harmful interfe rence in a reside[...]

85 Appendix H: Regulatory Inform ation Wireless-G ADSL Gatewa y Compliance Information for 2.4-GHz Wireless Products R elevant 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)[...]

86 Appendix H: Regulatory Inform ation Wireless-G ADSL Gatewa y The following standards were applied during the assessment of the product against the requirements of the Directive 1999/5/EC: • Radio: EN 300 328 • EMC: EN 301 489-1, EN 301 489-17 • Safety: EN 60950 CE Marking For the Linksys Wireless-B and Wireless-G products, the following CE[...]

87 Appendix H: Regulatory Inform ation Wireless-G ADSL Gatewa y National Restrictions This product may be used in all EU countries (and other c ountries following the EU directive 1999/5/EC) without any limitation except for the countries mentioned below: Ce produit peut être utilisé dans tous les pays de l’UE (et dans tous les pays ayant trans[...]

88 Appendix H: Regulatory Inform ation Wireless-G ADSL Gatewa y Italy This product meets the National Radio Interface and the re quirements specified in the National Frequency Allocation T able for Italy . Un less operating within the boundaries of the owner ’ s pro perty , the use of this 2.4 GHz Wireless LAN product requires a ‘general author[...]

89 Appendix H: Regulatory Inform ation Wireless-G ADSL Gatewa y Windows XP 1. Double-click the Wireless icon in your desktop’ s system tray . 2. Open the Wireless Network Connection window . 3. Click the Pr operties button. 4. Select the Gener al tab, and click the Co nfigur e button. 5. In the Properties window , click the Advanced tab . 6. Sele[...]

90 Appendix I: Warranty Informati on Wireless-G ADSL Gatewa y Appendix I: Warrant y Information Linksys wa rrants to Y ou that, for a pe riod of three y ears (the “W arranty Period”), y our Linksys Produc t will be substantially free of defec ts in materials and w orkmanship un der normal use . Y our exclusive remed y and Linksys' e ntire [...]

91 Appendix J: Contact Informa tion Wireless-G ADSL Gatewa y Appendix J: Contact Information Need to contact Linksys? Visit us online for information on the latest pro ducts and updates to your existing products at: http://www .linksys.com/international If you experience problems with any Linksys produ ct, you can e-mail us at: In Europe E-mail Add[...]