Home

Netgear WG602v3 User's Manual

1. Access Point Name The default name can be changed if desired MAC Address Displays the Media Access Control address MAC Addresses of the wireless access point s Ethernet port Region Displays the country or region for which the wireless access point is licensed for use It may not be legal to operate this wireless access point in a region other than one of those identified in this field Firmware Version The version of the firmware currently installed Current IP Settings These parameters apply to the Local WG602v3 wireless access point IP Address The IP address of the wireless access point Subnet Mask The subnet mask for the wireless access point Default Gateway The default gateway for the wireless access point DHCP Client Wireless Settings Enabled by default Enabled DHCP client indicates that the current IP address was obtained from a DHCP server on your network These parameters apply to the target remote WG602v3 VPN gateway or VPN client Wireless Network Name SSID Channel Displays the wireless network name SSID being used by the wireless port of the wireless access point The default is NETGEAR Identifies the channel the wireless port is using 11 is the default channel setting See Wireless Channels on page B 7 for the frequencies used on each channel Encryption Type Access Control The current encryption setting Di
2. Router J Point to Multipoint Mode INTERNET S 192 168 0 1 gg e LAN PC s Hub or Switch LAN m m Segment 1 we Segment 3 LAN gg Segment 2 Figure 5 4 Wireless Bridging 1 Configure the Operating Mode of the WG602v3 Access Points e AP1onLAN Segment 1 in Point to Point Bridge mode with the Remote MAC Address of AP2 e Because it is in the central location configure AP2 on LAN Segment 2 in Wireless Multi Point Bridging mode Add the MAC addresses of the adjacent Point to Point APs which are configured to communicating with it e Configure the AP3 on LAN 3 in Point to Point Bridge mode with the Remote MAC Address of AP2 2 Verify the following parameters for all access points e Verify that the LAN network configuration the WG602v3 Access Points are configured to operate in the same LAN network address range as the LAN devices e Only one AP is configured in Wireless Multi Point Bridging mode and all the others are in Point to Point Bridge mode e All APs must be on the same LAN That is all the APs LAN IP address must be in the same network Advanced Configuration 5 5 202 10060 02 February 2005 Reference Manual for the NETGEAR 54 Mbps Wireless Access Point WG602v3 If using DHCP all WG602v3 Access Points should be set to Obtain an IP address automatically DHCP Client in the IP Address Source portion of the Basic IP Settings menu All WG602v3 Access Points use the same SSID Channel WEP authe
3. To qualify for product updates and product warranty registrations we encourage you to register on the NETGEAR Web site at hitp www netgear com Hardware Description The NETGEAR WG602v3 54 Mbps Wireless Access Point front and rear hardware functions are described below WG602v3 Wireless Access Point Front Panel The WG602v3 Access Point provides three status LEDs Power Ethernet Wireless Figure 2 1 WG602v3 front panel The following table explains the LED indicators LED DESCRIPTION Power Power Indicator oft No power If this LED does not come on with the power adapter and cord correctly installed see Chapter 6 Troubleshooting On Power is on Ethernet Ethernet LAN Link Activity Indicator Off Indicates no Ethernet link detected Green On 100 Mbps Fast Ethernet link detected no activity Green Blink Indicates data traffic on the 100Mbps Ethernet LAN Amber On 10 Mbps Ethernet link detected no activity Amber Blink Indicates data traffic on the 10Mbps Ethernet LAN Introduction 2 5 202 10060 02 February 2005 Reference Manual for the NETGEAR 54 Mbps Wireless Access Point WG602v3 LED DESCRIPTION Wireless Wireless LAN Link Activity Indicator Off Indicates no wireless link detected Green On Wireless link enabled no activity Green Blink Wireless link activity WG602v3 Wireless Access Point Rear Panel Powe
4. 1 Click the Security Settings link in the Setup section of the main menu and select WPA PSK for the Security Type Security Settings Wi Fi Protected Access with pre shared key PA PSK Security Type WPAPSK ss Encryption Type TKIP Use WPA with pre shared key Password Phrase l 8 63 characters Apply Cancel Figure 3 12 WPA Settings menu 2 Enter a word or group of 8 63 printable characters in the Password Phrase box 3 Click Apply to save your settings Basic Installation and Configuration 3 17 202 10060 02 February 2005 Reference Manual for the NETGEAR 54 Mbps Wireless Access Point WG602v3 S Note If you use a wireless PC to configure WPA settings you will be disconnected lt when you click Apply Reconfigure your wireless adapter to match the new settings or access the wireless access point from a wired PC to make any further changes How to Configure WPA2 PSK Wireless Security Note Not all wireless adapters support WPA2 Furthermore client software is required on the client Make sure your client card supports WPA2 Consult the product document for your wireless adapter and WPA2 client software for instructions on configuring WPA2 settings To configure WPA2 PSK follow these steps 1 Click the Security Settings link in the Setup section of the main menu and select WPA2 PSK for the Security Type Security Settings Wi Fi Protected Access with pre shared key VWPA2 PS
5. PC card also called PCMCIA A removable credit card sized memory or I O input output device that fits into a Type 2 PCMCIA standard slot PC Cards are used primarily in PCs portable computers PDAs and laptops PC Card peripherals include Wi Fi cards memory cards modems NICs hard drives etc PCI adapter A high performance I O computer bus used internally on most computers Other bus types include ISA and AGP PCIs and other computer buses enable the addition of internal cards that provide services and features not supported by the motherboard or other connectors Peer to peer network also called Ad Hoc in WLANs A wireless or wired computer network that has no server or central hub or router All the networked PCs are equally able to act as a network server or client and each client computer can talk to all the other wireless computers without having to go through an access point or hub However since there is no central base station to monitor traffic or provide Internet access the various signals can collide with each other reducing overall performance PHY The lowest layer within the OSI Network Model It deals primarily with transmission of the raw bit stream over the PHYsical transport medium In the case of wireless LANs the transport medium is free space The PHY defines parameters such as data rates modulation method signaling parameters transmitter receiver synchronization etc Within an actual radio implementat
6. Appendix A Specifications This appendix provides the NETGEAR WG602v3 54 Mbps Wireless Access Point technical specifications Specifications for the WG602v3 Parameter NETGEAR WG602v3 54 Mbps Wireless Access Point Radio Data Rates 1 2 5 5 6 9 11 12 18 24 36 48 and 54 Mbps Auto Rate Sensing Frequency 2 4 2 5Ghz Data Encoding Wireless Security Direct Sequence Spread Spectrum DSSS for 802 11b and Orthogonal Frequency Division Multiplexing OFDM for 802 119 WEP and WPA PSK Maximum Computers Per Wireless Network Limited by the amount of wireless network traffic generated by each node Typically 32 nodes Network Management Web based configuration and status monitoring Status LEDs Power Ethernet LAN Wireless LAN Dimensions 28x175x118mm 1 1 x 6 89 x 4 65 in Power Adapter 7 5Vdc 1A Weight 845 g 29 7 oz Electromagnetic FCC Part 15 Class B and Class E CE C tic AS NZS 3548 Telec STD T66 Compliance VCCI Environmental Specifications Operating temperature 0 to 50 C Operating humidity 5 95 non condensing Specifications A 1 202 10060 02 February 2005 Reference Manual for the NETGEAR 54 Mbps Wireless Access Point WG602v3 A 2 202 10060 02 February 2005 Specifications Appendix B Wireless Networking Basics This chapter provides an overview of Wireless networking Wireless Networking Overview
7. Reference Manual for the NETGEAR 54 Mbps Wireless Access Point WG602v3 NETGEAR NETGEAR NETGEAR Inc 4500 Great America Parkway Santa Clara CA 95054 USA Phone 1 888 NETGEAR 202 10060 02 February 2005 202 10060 02 February 2005 NETGEAR INC Technical Support Please register to obtain technical support Please retain your proof of purchase and warranty information To register your product get product support or obtain product information and product documentation go to www netgear com If you do not have access to the World Wide Web you can register your product by filling out the registration card and mailing it to NETGEAR customer service You will find technical support information at www netgear com support main asp through the customer service area If you want to contact technical support by telephone see the support information card for the correct telephone number for your country 2005 by NETGEAR Inc All rights reserved Trademarks NETGEAR is a registered trademark of NETGEAR INC Windows is a registered trademark of Microsoft Corporation Other brand and product names are trademarks or registered trademarks of their respective holders Information is subject to change without notice All rights reserved Statement of Conditions In the interest of improving internal design operational function and or reliability NETGEAR reserves the right to make changes to the products described in this
8. in a Notebook Computer Point to Point Mode Router INTERNET Me e Ee 192 168 0 1 Jg m A gg Segment 1 LAN Segment 2 Figure 5 3 Wireless point to point bridging Configure AP1 in Point to Point mode with the MAC address of AP2 and deploy it on LAN Segment 1 If you check the Enable Wireless Client Association checkbox wireless clients will also be able to use AP1 If the Enable Wireless Client Association checkbox is not selected only computers on Ethernet LAN segment 1 will use AP1 to communicate with AP2 Configure AP2 in Point to Point mode with the MAC address of AP1 and deploy it on LAN Segment 2 Use the same security and channel settings as AP1 If you check the Enable Wireless Client Association checkbox wireless clients will also be able to use AP2 If the Enable Wireless Client Association checkbox is not selected only computers on Ethernet LAN segment 2 will use AP2 to communicate with AP1 Verify connectivity across the network If you enabled wireless client association on both APs a computer on either AP should be able to connect to the Internet or share files and printers of any other PCs or servers connected to the network Advanced Configuration 202 10060 02 February 2005 Reference Manual for the NETGEAR 54 Mbps Wireless Access Point WG602v3 How to Configure Wireless Multi Point Bridging Wireless PC Card in a Notebook Computer Point to Point Mode Point to Point Mode
9. 2454 5 MHz 8 2447 MHz 2434 5 MHz 2459 5 MHz 9 2452 MHz 2439 5 MHz 2464 5 MHz 10 2457 MHz 2444 5 MHz 2469 5 MHz 11 2462 MHz 2449 5 MHz 2474 5 MHz 12 2467 MHz 2454 5 MHz 2479 5 MHz 13 2472 MHz 2459 5 MHz 2484 5 MHz Note The available channels supported by the wireless products in various countries are different For example Channels 1 to 11 are supported in the U S and Canada and Channels 1 to 13 are supported in Europe and Australia The preferred channel separation between the channels in neighboring wireless networks is 25 MHz 5 channels This means that you can apply up to three different channels within your wireless network There are only 11 usable wireless channels in the United States It is recommended that you start using channel 1 and grow to use channel 6 and 11 when necessary as these three channels do not overlap WPA and WPA2 Wireless Security Wi Fi Protected Access WPA and WPA2 is a specification of standards based interoperable security enhancements that increase the level of data protection and access control for existing and future wireless LAN systems The IEEE introduced the WEP as an optional security measure to secure 802 11b Wi Fi WLANs but inherent weaknesses in the standard soon became obvious In response to this situation the Wi Fi Alliance announced a new security architecture in October 2002 that remedies the shortcomings of WEP This standard formerly known as Safe Secur
10. The Data Privacy Mechanism supports two proposed schemes TKIP and AES TKIP Temporal Key Integrity is a short term solution that defines software patches to WEP to provide a minimally adequate level of data privacy AES or AES OCB Advanced Encryption Standard and Offset Codebook is a robust data privacy scheme and is a longer term solution Security Association Management is addressed by a RSN Negotiation Procedures b IEEE 802 1x Authentication and c IEEE 802 1x Key management The standards are being defined to naturally co exist with pre RSN networks that are currently deployed 802 11n Standard A recently formed Oct 2003 IEEE official task group referred to as 802 11n or TGn for the 100 Mbps wireless physical layer standard protocol Current published ratification date is December 2005 As of February 2004 no draft specification has been written It is expected to use both the 2 4 and 5GHz frequencies AES Advanced Encryption Standard A symmetric 128 bit block data encryption technique developed by Belgian cryptographers Joan Daemen and Vincent Rijmen The U S government adopted the algorithm as its encryption technique in October 2000 replacing the DES encryption it used AES works at multiple network layers simultaneously The National Institute of Standards and Technology NIST of the U S Department of Commerce selected the algorithm called Rijndael pronounced Rhine Dahl or Rain Doll out of a group of five algorith
11. The WG602v3 Access Point conforms to the Institute of Electrical and Electronics Engineers IEEE 802 11b and 802 11g standards for wireless LANs WLANs On an 802 11b or g wireless link data is encoded using direct sequence spread spectrum DSSS technology and is transmitted in the unlicensed radio spectrum at 2 5GHz The maximum data rate for the 802 11b wireless link is 11 Mbps but it will automatically back down from 11 Mbps to 5 5 2 and 1 Mbps when the radio signal is weak or when interference is detected The 802 11 g auto rate sensing rates are 1 2 5 5 6 9 12 18 24 36 48 and 54 Mbps The 802 11 standard is also called Wireless Ethernet or Wi Fi by the Wireless Ethernet Compatibility Alliance WECA see hitp www wi fi net an industry standard group promoting interoperability among 802 11 devices The 802 11 standard offers two methods for configuring a wireless network ad hoc and infrastructure Infrastructure Mode With a wireless Access Point you can operate the wireless LAN in the infrastructure mode This mode provides wireless connectivity to multiple wireless network devices within a fixed range or area of coverage interacting with wireless nodes via an antenna In the infrastructure mode the wireless access point converts airwave data into wired Ethernet data acting as a bridge between the wired LAN and wireless clients Connecting multiple Access Points via a wired Ethernet backbone can further extend the wirel
12. e A Web browser for configuration such as Microsoft Internet Explorer 5 0 or above or Netscape Navigator 4 78 or above e At least one Pentium class computer or equivalent with the TCP IP protocol installed e Other 802 11b or 802 11g compliant devices What s In the Box The product package should contain the following items e NETGEAR WG602v3 54 Mbps Wireless Access Point e Power adapter and cord 12Vdc 1 2A e Straight through Category 5 Ethernet cable 10 feet 3 04 m e Printed WG602v3 54 Mbps Wireless Access Point Installation Guide e Resource CD for the NETGEAR 54 Mbps Wireless Access Point WG602v3 Reference Manual for the NETGEAR 54 Mbps Wireless Access Point WG602v3 202 10060 02 this manual Windows TCP IP and Networking Tutorials Animated Install Assistant Soft copy of the WG602v3 54 Mbps Wireless Access Point Installation Guide e Support Information card e Warranty and Registration card Contact your reseller or customer support in your area if there are any wrong missing or damaged parts You can refer to the Support Information Card for the telephone number of customer support in your area You should keep the Support Information card along with the original packing materials and use the packing materials to repack the WG602v3 if you need to return it for repair 2 4 Introduction 202 10060 02 February 2005 Reference Manual for the NETGEAR 54 Mbps Wireless Access Point WG602v3
13. 10060 02 February 2005 Reference Manual for the NETGEAR 54 Mbps Wireless Access Point WG602v3 MAC Addresses and ARP An IP address alone cannot be used to deliver data from one LAN device to another To send data between LAN devices you must convert the IP address of the destination device to its media access control address MAC address Each device on an Ethernet network has a unique MAC address which is a 48 bit number assigned to each device by the manufacturer The technique that associates the IP address with a MAC address is known as address resolution Internet Protocol uses the ARP to resolve MAC addresses If a device sends data to another station on the network and the destination MAC address is not yet recorded ARP is used An ARP request is broadcast onto the network All stations on the network receive and read the request The destination IP address for the chosen station is included as part of the message so that only the station with this IP address responds to the ARP request All other stations discard the request The station with the correct IP address responds with its own MAC address directly to the sending device The receiving station provides the transmitting station with the required destination MAC address The IP address data and MAC address data for each station are held in an ARP table The next time data is sent the address can be obtained from the address information in the table For more information abo
14. Wireless Access Point WG602v3 1 Configure the Operating Mode of the WG602v3 Access Points e Configure AP1 on LAN Segment 1 in Repeater mode with the Remote MAC Address of the downstream AP AP2 e Configure AP2 in Repeater mode with the MAC addresses of the upstream AP AP1 and the MAC address of the downstream AP AP3 e Configure AP3 in Repeater mode with the Remote MAC Address of the upstream AP AP2 2 Verify the following parameters for all access points e Verify that the LAN network configuration the WG602v3 Access Points are configured to operate in the same LAN network address range as the LAN devices e All APs must be on the same LAN That is all the APs LAN IP address must be in the same network e Ifusing DHCP all WG602v3 Access Points should be set to Obtain an IP address automatically DHCP Client in the IP Address Source portion of the Basic IP Settings menu e All WG602v3 Access Points use the same SSID Channel authentication mode if any and encryption in use 3 Verify connectivity across the LANs A computer on any LAN segment should be able to connect to the Internet or share files and printers with any other PCs or servers connected to any of the three WLAN segments Note You can extend this repeating by adding up to 2 additional WG602v3s configured in repeater mode However since Repeater configurations communicate in half duplex mode the bandwidth decreases
15. access points can store up to four 128 bit WEP Keys but some 802 11 client adapters can only store one Therefore make sure that your 802 11 access and client adapters configurations match B 6 Wireless Networking Basics 202 10060 02 February 2005 Reference Manual for the NETGEAR 54 Mbps Wireless Access Point WG602v3 WEP Configuration Options The WEP settings must match on all 802 11 devices that are within the same wireless network as identified by the SSID In general if your mobile clients will roam between access points then all of the 802 11 access points and all of the 802 11 client adapters on the network must have the same WEP settings Note Whatever keys you enter for an AP you must also enter the same keys for the client adapter in the same order In other words WEP key 1 on the AP must match WEP key 1 on the client adapter WEP key 2 on the AP must match WEP key 2 on the client adapter and so on Note The AP and the client adapters can have different default WEP Keys as long as the keys are in the same order In other words the AP can use WEP key 2 as its default key to transmit while a client adapter can use WEP key 3 as its default key to transmit The two devices will communicate as long as the AP s WEP key 2 is the same as the client s WEP key 2 and the AP s WEP key 3 is the same as the client s WEP key 3 Wireless Channels The wireless frequencies used by 802 11b g networks are discussed belo
16. addresses A DNS server converts a name like mywebsite com to a series of numbers like 107 22 55 26 Every website has its own specific IP address on the Internet Encryption Key An alphanumeric letters and or numbers series that enables data to be encrypted and then decrypted so it can be safely shared among members of a network WEP uses an encryption key that automatically encrypts outgoing wireless data On the receiving side the same encryption key enables the computer to automatically decrypt the information so it can be read Enhanced Data Encryption through TKIP To improve data encryption Wi Fi Protected Access utilizes its Temporal Key Integrity Protocol TKIP TKIP provides important data encryption enhancements including a per packet key mixing function a message integrity check MIC named Michael an extended initialization vector IV with sequencing rules and a re keying mechanism Through these enhancements TKIP addresses all WEP known vulnerabilities Enterprise level User Authentication via 802 1x and EAP WEP has almost no user authentication mechanism To strengthen user authentication Wi Fi Protected Access implements 802 1x and the Extensible Authentication Protocol EAP Together these implementations provide a framework for strong user authentication This framework utilizes a central authentication server such as RADIUS to authenticate each user on the network before they join it and also employs mutual auth
17. also called 64 bit or in 108 bit also called 128 bit encryption modes As 108 bit encryption provides a longer algorithm that takes longer to decode it can provide better security than basic 40 bit 64 bit encryption Wi Fi Wireless Fidelity Another name for IEEE 802 11b Products certified as Wi Fi are interoperable with each other even if they are from different manufacturers A user with a Wi Fi product can use any brand of access point with any other brand of client hardware that is built to the Wi Fi standard Wi Fi Alliance formerly WECA Wireless Ethernet Compatibility Alliance The Wi Fi Alliance is a nonprofit international association formed in 1999 to certify interoperability of wireless Local Area Network products based on IEEE 802 11 specification Currently the Wi Fi Alliance has 193 member companies from around the world and 509 products have received Wi Fi certification since certification began in March of 2000 The goal of the Wi Fi Alliance s members is to enhance the user experience through product interoperability www weca net Wi Fi Protected Access WPA WPA is a security technology for wireless networks that improves on the authentication and encryption features of WEP Wired Equivalent Privacy In fact WPA was developed by the networking industry in response to the shortcomings of WEP One of the key technologies behind WPA is the Temporal Key Integrity Protocol TKIP TKIP addresses the encryption we
18. and short preamble The default is auto Configuring Wireless Distribution System Links The NETGEAR WG602v3 54 Mbps Wireless Access Point lets you build large wireless networks Examples of wireless bridging configurations are e Point to point e Multi point These features are discussed below How to Configure Wireless Bridge Links To configure wireless bridge links follow these steps 1 Click the Wireless Bridging link in the Advanced section of the main menu 5 2 Advanced Configuration 202 10060 02 February 2005 Reference Manual for the NETGEAR 54 Mbps Wireless Access Point WG602v3 Wireless Bridging Access Point Mode Access Point Wireless Point to Point Bridging Enable Wireless Client Association Remote MAC C EE C C 1 Address a q q Wireless Multi Point Bridging I Enable Wireless Client Association Remote MAC C C C C Address A i q 1 O Repeater with Wireless Client Association reper Apply Cancel Figure 5 2 Wireless Bridging page 2 Select the radio button for the wireless access point mode you want to configure Access Point Operate as a standard 802 11g or 802 11b Access Point In this mode the WG602 will communicate with wireless clients only Wireless Point to Point Bridging In this mode the WG602 will communicate with a single bridge mode wireless access point And if you check the Enable Wireless Client Association checkbox wireless cli
19. are used to simplify addressing between numerous computers Subnets connect to the central network through a router hub or gateway Each individual wireless LAN will probably use the same subnet for all the local computers it talks to Switch A type of hub that efficiently controls the way multiple devices use the same network so that each can operate at optimal performance A switch acts as a networks traffic cop rather than transmitting all the packets it receives to all ports as a hub does a switch transmits packets to only the receiving port TCP Transmission Control Protocol A protocol used along with the Internet Protocol IP to send data in the form of individual units called packets between computers over the Internet While IP takes care of handling the actual delivery of the data TCP takes care of keeping track of the packets that a message is divided into for efficient routing through the Internet For example when a web page is downloaded from a web server the TCP program layer in that server divides the file into packets numbers the packets and then forwards them individually to the IP program layer Although each packet has the same destination IP address it may get routed differently through the network At the other end TCP reassembles the individual packets and waits until they have all arrived to forward them as a single file Glossary 11 202 10060 02 February 2005 Reference Manual for the NETGEAR 54 Mbps
20. below opens Enter Network Password gt Please type your user name and password Site 192 168 0 227 Realm WG602V3 UserName fadmin Password I Save this password in your password list Cancel Figure 3 4 Login window Log in use the default user name of admin and default password of password Once you have entered your access point name your Web browser should automatically find the WG602v3 Access Point and display the home page as shown in Login result WG602v3 home page on page 3 8 Basic Installation and Configuration 3 7 202 10060 02 February 2005 Reference Manual for the NETGEAR 54 Mbps Wireless Access Point WG602v3 A NETGEAR WG602 Access Point Microsoft Internet Explorer File Edit View Favorites Tools Help Eek O A A Aseh Favores Grede SH Sew Address ja http 192 168 0 227 cqi binfindex html z OG l Links re T3 54 Mbps Wireless Access Point WG6027v3 Information IP Settings Wireless Settings Security Settings Access Control Change Password Upgrade Firmware Restore Factory Default Station List Reboot AP Wireless Settings Wireless Bridging Knowledge Base Documentation Logout Information Access Point Information Access Point Name MAC Address Region Firmware Version Current IP Settings IP Address Subnet Mask Default Gateway DHCP Client Current Wireless Settings Wireless Network Name SSID Channel Enc
21. devices that have the correct SSID can connect Country Region This field identifies the region where the WG602v3 can be used It may not be legal to operate the wireless features of the wireless access point in a region other than one of those identified in this field There is no default country region and the channel is set to 11 Unless a region is selected the channel cannot be changed Channel Frequency This field identifies which operating frequency will be used It should not be necessary to change the wireless channel unless you notice interference problems or setting up the WG602v3 near another access point See Wireless Channels on page B 7 for more information on wireless channels Access points use a fixed channel You can select the channel used This allows you to choose a channel which provides the least interference and best performance In the USA and Canada 11 channels are available Ifusing multiple access points it is better if adjacent access points use different channels to reduce interference The recommended channel spacing between adjacent access points is 5 channels for example use channels 1 and 6 or 6 and 11 In Infrastructure mode wireless stations normally scan all channels looking for an access point If more than one access point can be used the one with the strongest signal is used This can only happen when the various access points are using the same SSID Mode The defaul
22. eeaee nem aceon 1 2 OW TO Print TS Manual sissien iaaa aa E NEGES 1 3 Chapter 2 Introduction About the NETGEAR WG602v3 54 Mbps Wireless Access Point cccseeeeeeeee 2 1 ohje sel1 Ai ETEEN e alee EET A E T A E 2 1 Key FaU S eosshanimio ni aa 2 2 802 11g Standards based Wireless Networking eseessseesssssssssssrrsssirsssrnessrnssressrens 2 2 Autosensing Ethernet Connections with Auto Uplink essesssessssessssseessserreeerresses 2 3 Wireless Multimedia WMM SUPOT ccccciccccccscccicteeasiccnnartont some iesonsunterannccsnensouctanavie 2 3 Compatible and Related NETGEAR Products occccc ctcsccccareccesseaascurieisaecnecancnaanes 2 3 Saam Peg reme INS piniienn E asic 2 4 Witla S nihe BO smonsskoka aa aS 2 4 Hardware SSC DUNG secsiureniri a atmatint wana viene taeda aeatueads 2 5 WG602v3 Wireless Access Point Front Panel c ccscccccesseeeeeesssneeeeeesseneeeeeees 2 5 WG602v3 Wireless Access Point Rear Panel c ccscceccessseeeeeeessneeeeeesssneeeeenees 2 6 POWER BOCKED sanari 2 6 Reset and Restore to Factory Defaults Button 00 0 ceeeeeeeeeeeeeeeeeeeeeeeeeeeeetees 2 6 Faas ESOT PO acon ian aa iA 2 6 Polach Amenia sramio a N ORA 2 6 Chapter 3 Basic Installation and Configuration Observing Placement and Range Guidelines sssiiisirreisiiririnsanoiesesrinssreniianrriani 3 1 Derant FACIS ENOS asseridae iaaa TAa S ASSES 3 2 Understanding WG602v3 Wireless Security Options sseeesseeesseeesseeseeserie
23. formed from the word NETGEAR and last 6 digits of the access point s MAC address on the label on the bottom of the unit It is formatted like NETGEAR 123456 with no spaces or delimiters Note If the computer you are using to connect to the WG602V3 is on a different subnet you will not be able to connect via its NetBIOS name unless there is a WINS server on your LAN If the NetBIOS name login fails use the procedure for How to Log in Using the Default IP Address of the WG602v3 on page 3 7 Open a Web browser such as Internet Explorer or Netscape Navigator Log in to the WG602v3 using the NetBIOS name you found on the bottom of the unit In this example you see NETGEAR123456 in the browser address or location box There is no space between NETGEAR and the 6 digits of the access point name You do not need to include www or http Address NETGEAR 123456 v Figure 3 6 Example WG602v3 NetBIOS name in browser address bar Basic Installation and Configuration 3 9 202 10060 02 February 2005 Reference Manual for the NETGEAR 54 Mbps Wireless Access Point WG602v3 4 A login window like the one shown below opens Enter Network Password gt Please type your user name and password Site 192 168 0 227 Realm WGBDZ 3 UserName admin Password IT Save this password in your password list Cancel Figure 3 7 Login window Enter the default user name of admin an
24. join the network By default IEEE 802 11 wireless devices operate in an Open System network Wired Equivalent Privacy WEP data encryption is used when the wireless devices are configured to operate in Shared Key authentication mode 802 11 Authentication The 802 11 standard defines several services that govern how two 802 11 devices communicate The following events must occur before an 802 11 Station can communicate with an Ethernet network through an access point such as the one built in to the WG602v3 1 Turn on the wireless station The station listens for messages from any access points that are in range The station finds a message from an access point that has a matching SSID The station sends an authentication request to the access point The access point authenticates the station The station sends an association request to the access point The access point associates with the station oc ND MR WN The station can now communicate with the Ethernet network through the access point An access point must authenticate a station before the station can associate with the access point or communicate with the network The IEEE 802 11 standard defines two types of authentication Open System and Shared Key e Open System Authentication allows any device to join the network assuming that the device SSID matches the access point SSID Alternatively the device can use the ANY SSID option to associate with any available Ac
25. menu Management section click the Upgrade Firmware link to display the screen above 3 Click Browse and locate the image IMG upgrade file 4 Click Upgrade When the upload completes your wireless access point will automatically restart The upgrade process typically takes about one minute In some cases you may need to reconfigure the wireless access point after upgrading You can click the Information link to check the Firmware Version and verify that your access point now has the new software installed 4 4 Management 202 10060 02 February 2005 Reference Manual for the NETGEAR 54 Mbps Wireless Access Point WG602v3 Rebooting and Resetting Factory Default Options The Reboot option restarts the access point From the Management section of the main menu select Reboot AP Select Yes then click Apply to reboot the access point Restoring the WG602v3 to the Factory Default Settings It is sometimes desirable to restore the wireless access point to the factory default settings This can be done by using the Restore Factory Default function which restores all factory settings After a restore the password will be password the DHCP client is enabled the WG602v3 defaults to the LAN IP address of 192 168 0 227 when there is no DHCP server and the NetBIOS name is reset to NETGEAR plus the last 6 digits of the MAC address printed on the label on the bottom of the unit for example NETGEAR 23456 On the Restore Factor
26. must simply prove to the access point that it is in possession of the pre shared key If the supplicant detects that the service set does not contain a WPA information element then it knows it must use pre WPA 802 1X authentication and key management in order to access the network e Key management WPA WPA2 features a robust key generation management system that integrates the authentication and data privacy functions Keys are generated after successful authentication and through a subsequent 4 way handshake between the station and Access Point AP e Data Privacy Encryption Temporal Key Integrity Protocol TKIP is used to wrap WEP in sophisticated cryptographic and security techniques to overcome most of its weaknesses e Data integrity TKIP includes a message integrity code MIC at the end of each plaintext message to ensure messages are not being spoofed Wireless Networking Basics B 11 202 10060 02 February 2005 Reference Manual for the NETGEAR 54 Mbps Wireless Access Point WG602v3 WPA WPA2 Authentication Enterprise level User Authentication via 802 1x EAP and RADIUS Wired Network with Optional Wireless LAN 802 1x Port Based Network Access Control TCP IP Ports Closed WPA WPA2 WPA WPA2 Until enabled enabled Authenticated RADIUS Server p i Access Point hes z uthority ion wih using Login for wer supplicant pre shared key TCP IP Authentication Noelle A or 80
27. or Dynamic WEP Wired Equivalent Privacy keys can be used e DHCP Client Support DHCP provides a dynamic IP address to PCs and other devices upon request The WG602v3 can act as a client and obtain information from your DHCP server e NetBIOS amp WINS Support Support for both NetBIOS broadcast and WINS Windows Internet Naming Service allows the WG602V3 to easily fit into your existing Windows network Key Features The WG602v3 provides solid functionality including these features e Wireless Access Point Operates as a standard 802 11g access point e Wireless Distribution System Provides wireless bridging operates as a point to point or multi point wireless bridge e Upgradeable Firmware Firmware is stored in a flash memory and can be upgraded easily using only your Web browser and can be upgraded remotely e Access Control The Access Control MAC Address filtering feature can ensure that only trusted wireless stations can use the WG602v3 to gain access to your LAN e Simple Configuration If the default settings are unsuitable they are easy to change e Hidden Mode The SSID is not broadcast assuring only clients configured with the correct SSID can connect e Autosensing Ethernet Connection with Auto Uplink Interface Connects to 10 100 Mbps IEEE 802 3 Ethernet networks e LED Indicators Power and wireless activity are easily identified 802 11g Standards based Wireless Networking The NETGEAR WG602v3 54
28. print servers and other devices The WG602v3 provides wireless connectivity to multiple wireless network devices within a fixed range or area of coverage interacting with a wireless network interface card NIC via an antenna Typically an in doors access point provides a maximum connectivity area with about a 300 foot radius The NETGEAR WG602v3 54 Mbps Wireless Access Point can support a small group of users in a range of several hundred feet Most access points are rated for up to 32 users simultaneously The auto sensing capability of the NETGEAR WG602v3 54 Mbps Wireless Access Point allows packet transmission at up to 54 Mbps or at reduced speeds to compensate for distance or electromagnetic noise interference Support for Standards The following standards and conventions are supported e Standards Compliant The WG602v3 Access Point complies with the IEEE 802 11g DSSS e WEP support Support for WEP is included Both 64 bit and 128 bit keys are supported e WPA PSK support Support for Wi Fi Protected Access WPA data encryption which provides strong data encryption and authentication based on a pre shared key e WPA2 PSK support Support for Wi Fi Protected Access WPA2 data encryption which provides strong data encryption and authentication based on a pre shared key Introduction 2 1 202 10060 02 February 2005 Reference Manual for the NETGEAR 54 Mbps Wireless Access Point WG602v3 e Dynamic WEP key Support Fixed
29. 0101000 10101010 11101101 192 168 170 237 combined with 11111111 11111111 3211111111 00000000 255 255 255 0 Equals 11000000 10101000 10101010 00000000 192 168 170 0 As a shorter alternative to dotted decimal notation the netmask may also be expressed in terms of the number of ones from the left This number is appended to the IP address following a backward slash as n In the example the address could be written as 192 168 170 237 24 indicating that the netmask is 24 ones followed by 8 zeros Subnet Addressing By looking at the addressing structures you can see that even with a Class C address there are a large number of hosts per network Such a structure is an inefficient use of addresses if each end of a routed link requires a different network number It is unlikely that the smaller office LANs would have that many devices You can resolve this problem by using a technique known as subnet addressing C 4 Network Routing Firewall and Cabling Basics 202 10060 02 February 2005 Reference Manual for the NETGEAR 54 Mbps Wireless Access Point WG602v3 Subnet addressing allows us to split one IP network address into smaller multiple physical networks known as subnetworks Some of the node numbers are used as a subnet number instead A Class B address gives us 16 bits of node numbers translating to 64 000 nodes Most organizations do not use 64 000 nodes so there are free bits that can be reassigned Subn
30. 192 68 135 254 S Note The number 192 68 135 127 is not assigned because it is the broadcast address lt of the first subnet The number 192 68 135 128 is not assigned because it is the network address of the second subnet Network Routing Firewall and Cabling Basics C 5 202 10060 02 February 2005 Reference Manual for the NETGEAR 54 Mbps Wireless Access Point WG602v3 The following table lists the additional subnet mask bits in dotted decimal notation To use the table write down the original class netmask and replace the 0 value octets with the dotted decimal value of the additional subnet bits For example to partition your Class C network with subnet mask 255 255 255 0 into 16 subnets 4 bits the new subnet mask becomes 255 255 255 240 Table C 1 Netmask Notation Translation Table for One Octet Number of Bits Dotted Decimal Value ON O oa A WwW N 128 192 224 240 248 252 254 255 The following table displays several common netmask values in both the dotted decimal and the masklength formats Table C 2 Netmask Formats Dotted Decimal Masklength 255 0 0 0 255 255 0 0 255 255 255 0 255 255 255 128 255 255 255 192 255 255 255 224 255 255 255 240 255 255 255 248 255 255 255 252 255 255 255 254 255 255 255 255 8 16 124 125 26 27 28 29 30 31 32 Configure all hosts on a LAN segment to use the same netmask for the following reasons C 6 Net
31. 2 1x Peon noe VeriSign Authenticated Figure B 3 WPA WPA2 Overview IEEE 802 1x offers an effective framework for authenticating and controlling user traffic to a protected network as well as providing a vehicle for dynamically varying data encryption keys via EAP from a RADIUS server for example This framework enables using a central authentication server which employs mutual authentication so that a rogue wireless user does not join the network It is important to note that 802 1x does not provide the actual authentication mechanisms When using 802 1x the EAP type such as Transport Layer Security EAP TLS or EAP Tunneled Transport Layer Security EAP TTLS defines how the authentication takes place Note For environments with a Remote Authentication Dial In User Service RADIUS infrastructure WPA supports Extensible Authentication Protocol EAP For environments without a RADIUS infrastructure WPA supports the use of a pre shared key Together these technologies provide a framework for strong user authentication Windows XP implements 802 1x natively and several NETGEAR switch and wireless access point products support 802 1x B 12 Wireless Networking Basics 202 10060 02 February 2005 Reference Manual for the NETGEAR 54 Mbps Wireless Access Point WG602v3 Client with a WPA WPA2 enabled wireless adapter and supplicant For example a Win XP Funk WPA WPA2 enabled For example a Meetinghouse AP
32. Class E Class E addresses are for experimental use Network Routing Firewall and Cabling Basics C 3 202 10060 02 February 2005 Reference Manual for the NETGEAR 54 Mbps Wireless Access Point WG602v3 This addressing structure allows IP addresses to uniquely identify each physical network and each node on each physical network For each unique value of the network portion of the address the base address of the range host address of all zeros is known as the network address and is not usually assigned to a host Also the top address of the range host address of all ones is not assigned but is used as the broadcast address for simultaneously sending a packet to all hosts with the same network address Netmask In each of the address classes previously described the size of the two parts network address and host address is implied by the class This partitioning scheme can also be expressed by a netmask associated with the IP address A netmask is a 32 bit quantity that when logically combined using an AND operator with an IP address yields the network address For instance the netmasks for Class A B and C addresses are 255 0 0 0 255 255 0 0 and 255 255 255 0 respectively For example the address 192 168 170 237 is a Class C IP address whose network portion is the upper 24 bits When combined using an AND operator with the Class C netmask as shown here only the network portion of the address remains 11000000 1
33. Ethernet LAN light is not lit There is a hardware connection problem Troubleshooting 6 1 202 10060 02 February 2005 Reference Manual for the NETGEAR 54 Mbps Wireless Access Point WG602v3 e Make sure the cable connectors are securely plugged in at the access point and the network device hub switch or router e Make sure the connected device is turned on e Be sure the correct cable is used Use a standard Category 5 Ethernet patch cable If the network device has Auto Uplink MDI MDIX ports you may use a cross over cable See the Reference Manual for a full explanation of cable types The Wireless LAN activity light is not lit The access point s antenna is not working e Ifthe Wireless LAN activity light stays off disconnect the adapter from its power source and then plug it in again e Make sure the antenna is tightly connected to the WG602v3 e Contact NETGEAR if the Wireless LAN light remains off cannot configure the wireless access point from a browser Check these items e The WG602V3 is properly installed LAN connections are OK and it is powered on Check that the LAN port LED is amber or green to verify that the Ethernet connection is OK e Ifyou are using the NetBIOS name of the WG602v3 to connect ensure that your PC and the WG602v3 are on the same network segment or that there is a WINS server on your network e If your PC uses a Fixed Static IP address ensure that it is using an I
34. Kk Security Type WPA2PSK Encryption Type AES Use WPA with pre shared key Password Phrase 8 63 characters Apply Cancel Figure 3 13 WPA2 Settings menu 2 Enter a word or group of 8 63 printable characters in the Password Phrase box 3 Click Apply to save your settings gt Note If you use a wireless PC to configure WPA2 settings you will be disconnected lt when you click Apply Reconfigure your wireless adapter to match the new settings or access the wireless access point from a wired PC to make any further changes 3 18 Basic Installation and Configuration 202 10060 02 February 2005 Reference Manual for the NETGEAR 54 Mbps Wireless Access Point WG602v3 How to Configure WPA PSK WPA2 PSK Wireless Security Note Not all wireless adapters support WPA Furthermore client software is required on the client Windows XP and Windows 2000 with Service Pack 3 do include the client software that supports WPA Nevertheless the wireless adapter hardware and driver must also support WPA Consult the product document for your wireless adapter and WPA client software for instructions on configuring WPA settings Note Not all wireless adapters support WPA2 Furthermore client software is required on the client Make sure your client card supports WPA2 Consult the product document for your wireless adapter and WPA2 client software for instructions on configuring WPA2 settings To confi
35. Mbps Wireless Access Point provides a bridge between Ethernet wired LANs and 802 11g compatible wireless LAN networks It provides connectivity between Ethernet wired networks and radio equipped wireless notebook systems desktop systems print servers and other devices Additionally the WG602v3 supports the following wireless features e Distributed coordinated function CSMA CA Back off procedure ACK procedure retransmission of unacknowledged frames e RTS CTS handshake e Beacon generation 2 2 Introduction 202 10060 02 February 2005 Reference Manual for the NETGEAR 54 Mbps Wireless Access Point WG602v3 e Packet fragmentation and reassembly e Authentication Algorithms Open System Shared Key WPA PSK e Short or long preamble e Roaming among access points on the same subnet Autosensing Ethernet Connections with Auto Uplink The WG602v3 can connect to a standard Ethernet network The LAN interface is autosensing and capable of full duplex or half duplex operation The wireless access point incorporates Auto Uplink technology The Ethernet port will automatically sense whether the Ethernet cable plugged into the port should have a normal connection such as to a PC or an uplink connection such as to a switch or hub That port will then configure itself to the correct configuration This feature also eliminates any concerns about crossover cables as Auto Uplink will accommodate either type of cable to make the r
36. P TKIP or AES B 10 Wireless Networking Basics 202 10060 02 February 2005 Reference Manual for the NETGEAR 54 Mbps Wireless Access Point WG602v3 The primary information conveyed in the Beacon frames is the authentication method and the cipher suite Possible authentication methods include 802 1X and Pre shared key Pre shared key is an authentication method that uses a statically configured pass phrase on both the stations and the access point This obviates the need for an authentication server which in many home and small office environments will not be available nor desirable Possible cipher suites include WEP TKIP and AES Advanced Encryption Standard We talk more about TKIP and AES when addressing data privacy below e Authentication EAP over 802 1X is used for authentication Mutual authentication is gained by choosing an EAP type supporting this feature and is required by WPA 802 1X port access control prevents full access to the network until authentication completes 802 1X EAPOL Key packets are used by WPA to distribute per session keys to those stations successfully authenticated The supplicant in the station uses the authentication and cipher suite information contained in the information elements to decide which authentication method and cipher suite to use For example if the access point is using the pre shared key method then the supplicant need not authenticate using full blown 802 1X Rather the supplicant
37. P Address in the range of the WG602v3 The WG602v3 default IP Address is 192 168 0 227 and the default Subnet Mask is 255 255 255 0 If you are not sure about these settings follow the instructions for Installing the NETGEAR WG602v3 54 Mbps Wireless Access Point on page 3 4 cannot access the Internet or the LAN with a wireless capable computer There is a configuration problem Check these items e You may not have restarted the computer with the wireless adapter to have TCP IP changes take effect Restart the computer 6 2 Troubleshooting 202 10060 02 February 2005 Reference Manual for the NETGEAR 54 Mbps Wireless Access Point WG602v3 e The computer with the wireless adapter may not have the correct TCP IP settings to communicate with the network Restart the computer and check that TCP IP is set up properly for that network The usual setting for Windows Network Properties is Obtain an IP address automatically e The access point s default values may not work with your network Check the access point default configuration against the configuration of other devices in your network e For full instructions on changing the access point s default values see the Reference Manual on the Resource CD for the NETGEAR 54 Mbps Wireless Access Point WG602v3 When I enter a URL or IP address get a timeout error A number of things could be causing this Try the following troubleshooting steps e Check whether othe
38. RADIUS server oO S Supplicant Authenticator Authenticating Server Identity Identity G gt Request Credentials Request Credentials t Credentials Authentication lt Key Uncontrolled Port LAN Resources Credentials gt gt uthentication Key s Controlled Port Figure B 4 802 1x Authentication Sequence The AP sends Beacon Frames with WPA WPA2 information element to the stations in the service set Information elements include the required authentication method 802 1x or Pre shared key and the preferred cipher suite WEP TKIP or AES Probe Responses AP to station and Association Requests station to AP also contain WPA information elements 1 Initial 802 1x communications begin with an unauthenticated supplicant client device attempting to connect with an authenticator 802 11 access point The client sends an EAP start message This begins a series of message exchanges to authenticate the client The access point replies with an EAP request identity message Wireless Networking Basics B 13 202 10060 02 February 2005 Reference Manual for the NETGEAR 54 Mbps Wireless Access Point WG602v3 3 The client sends an EAP response packet containing the identity to the authentication server The access point responds by enabling a port for passing only EAP packets from the client to an authentication server located on the wired side of the acc
39. System Links E E E oiiaut eas 5 2 How to Configure Wireless Bridge Links EAE E E How to Configure a WG602v3 as a Point to Point Bridge PEE een EEE o a How to Configure Wireless Multi Point Bridging 8 5 How to Configure Wireless Repeating 00e PEE AEN ET ET e Chapter 6 Troubleshooting TOLERON aruna o AA man een aaa No lights are lit on the access point The Ethernet LAN light is not lit The Wireless LAN activity light is not lit ARTA cannot configure the wireless access er froma irae cannot access the Internet or the LAN with a wireless capable cor iv Contents 202 10060 02 February 2005 When enter a URL or IP address get a timeout error x Using the Reset Button to Restore Factory Default Settings e cceccceeceeeeeeeeeeee OM Appendix A Specifications Specifications for the WG602V3 r E a Appendix B Wireless Networking Basics Wireless Nefworking OvemigW sccsnisiorisiiancisranniriania n EET Infrastructure Mode sssisnirsiissisisssms B 1 Ad Hoc Mode Peart to Pae Saline si Network Name Extended Service Set Identification ESSID E E EEEE EEA E Authentication and WEP Data Encryption c1 sccciasncsscsnusciisadsdecnrssan niecennisstennnunores B 2 802 11 Authentication A E E E tea imei Open System Authentication si asus Rigas ia heater ade t eau de tinea E A E A treats B 3 Shared Key Authentication c cccccccsc
40. WPA with Radius If selected you must configure the Radius Server Settings Screen WPA PSK If selected you must use TKIP encryption Enter the WPA passphrase Network key WPA2 PSK WPA2 is a later version of WPA Only select this if all clients support WPA2 If selected you must use AES encryption Enter the WPA passphrase Network key WPA PSK and WPA2 PSK This selection allows clients to use either WPA with AES or WPA2 with TKIP If selected encryption must be TKIP AES The WPA passphrase Network key must also be entered Note All options are available if using Access Point mode In other modes e g Repeater or Bridge some options may be unavailable Basic Installation and Configuration 3 13 202 10060 02 February 2005 Reference Manual for the NETGEAR 54 Mbps Wireless Access Point WG602v3 e Data Encryption Select the desired option The available options depend on the Network Authentication setting above The default is None The supported options are None No encryption is used This is the default 64 bits WEP Standard WEP encryption using 40 64 bit encryption 128 bits WEP Standard WEP encryption using 104 128 bit encryption 152 bits WEP Proprietary mode that will only work with other wireless devices that support this mode TKIP This is the standard encryption method used with WPA AES This is the standard encryption method for WPA2 Some
41. WPA2 wireless APs send the beacon frame with a new 802 11 WPA WPA2 information element that contains the wireless AP s security configuration encryption algorithms and wireless security configuration information The WPA WPA2 two phase authentication Open system then 802 1x EAP with RADIUS or preshared key TKIP e Michael e AES WPA2 To upgrade your wireless access points to support WPA WPA2 obtain a WPA WPA2 firmware update from your wireless AP vendor and upload it to your wireless AP Changes to Wireless Network Adapters Wireless networking software in the adapter and possibly in the OS or client application must be updated to support the following e The new WPA WPA2 information element Wireless clients must be able to process the WPA WPA2 information element and respond with a specific security configuration The WPA WPA2 two phase authentication Open system then 802 1x supplicant EAP or preshared key e TKIP e Michael e AES WPA2 To upgrade your wireless network adapters to support WPA WPA2 obtain a WPA WPA2 update from your wireless network adapter vendor and update the wireless network adapter driver For Windows wireless clients you must obtain an updated network adapter driver that supports WPA For wireless network adapter drivers that are compatible with Windows XP Service Pack 1 and Windows Server 2003 the updated network adapter driver must be able to pass the adapter s WPA capabilities an
42. Wireless Access Point WG602v3 TCP IP The underlying technology behind the Internet and communications between computers in a network The first part TCP is the transport part which matches the size of the messages on either end and guarantees that the correct message has been received The IP part is the user s computer address on a network Every computer in a TCP IP network has its own IP address that is either dynamically assigned at startup or permanently assigned All TCP IP messages contain the address of the destination network as well as the address of the destination station This enables TCP IP messages to be transmitted to multiple networks subnets within an organization or worldwide TKIP A security feature that is a WEP enhancement Temporal Key Integrity Protocol and Message Integrity Check MIC is a modification of WEP to defend against known attacks WEP four patches for key mixing message integrity rekeying initialization vector protection USB Universal Serial Bus A high speed bidirectional serial connection between a PC and a peripheral that transmits data at the rate of 12 megabits per second The new USB 2 0 specification provides a data rate of up to 480 Mbps compared to standard USB at only 12 Mbps 1394 FireWire and iLink all provide a bandwidth of up to 400 Mbps VoIP Voice over IP Voice transmission using Internet Protocol to create digital packets distributed over the Internet VoIP can be less
43. address of a packet and send it to the appropriate computer station A wireless gateway is an access point that provides additional capabilities such as NAT routing DHCP firewalls security etc Ad Hoc mode A client setting that provides independent peer to peer connectivity in a wireless LAN An alternative set up is one where PCs communicate with each other through an AP See access point and Infrastructure mode Bandwidth The amount of transmission capacity that is available on a network at any point in time Available bandwidth depends on several variables such as the rate of data transmission speed between networked devices network overhead number of users and the type of device used to connect PCs to a network It is similar to a pipeline in that capacity is determined by size the wider the pipe the more water can flow through it the more bandwidth a network provides the more data can flow through it Standard 802 11b provides a bandwidth of 11 Mbps 802 11a and 802 11g provide a bandwidth of 54 Mbps Bits per second bps A measure of data transmission speed over communication lines based on the number of bits that can be sent or received per second Bits per second bps is often confused with bytes per second Bps While bits is a measure of transmission speed bytes is a measure of storage capability 8 bits make a byte so if a wireless network is operating at a bandwidth of 11 megabits per second 11 Mbps or 11 Mbits s
44. aknesses of WEP Another key component of WPA is built in authentication that WEP Glossary 13 202 10060 02 February 2005 Reference Manual for the NETGEAR 54 Mbps Wireless Access Point WG602v3 does not offer With this feature WPA provides roughly comparable security to VPN tunneling with WEP with the benefit of easier administration and use This is similar to 802 1x support and requires a RADIUS server in order to implement The Wi Fi Alliance will call this WPA Enterprise One variation of WPA is called WPA Pre Shared Key or WPA PSK for short this provides an authentication alternative to an expensive RADIUS server WPA PSK is a simplified but still powerful form of WPA most suitable for home Wi Fi networking To use WPA PSK a person sets a static key or passphrase as with WEP But using TKIP WPA PSK automatically changes the keys at a preset time interval making it much more difficult for hackers to find and exploit them The Wi Fi Alliance will call this WPA Personal Wi Fi Protected Access and IEEE 802 111 Comparison Wi Fi Protected Access will be forward compatible with the IEEE 802 111 security specification currently under development by the IEEE Wi Fi Protected Access is a subset of the current 802 11i draft taking certain pieces of the 802 111 draft that are ready to bring to market today such as its implementation of 802 1x and TKIP These features can also be enabled on most existing Wi Fi CERTIFIED products a
45. ary to the Media Access Control MAC layer in 802 11 to promote worldwide use of 802 11 WLANs It will allow access points to communicate information on the permissible radio channels with acceptable power levels for client devices The devices will automatically adjust based on geographic requirements Glossary 1 202 10060 02 February 2005 Reference Manual for the NETGEAR 54 Mbps Wireless Access Point WG602v3 The purpose of 11d is to add features and restrictions to allow WLANs to operate within the rules of these countries Equipment manufacturers do not want to produce a wide variety of country specific products and users that travel do not want a bag full of country specific WLAN PC cards The outcome will be country specific firmware solutions 802 11e Standard 802 1 1e is a proposed IEEE standard to define quality of service QoS mechanisms for wireless gear that gives support to bandwidth sensitive applications such as voice and video 802 11g Standard Similar to 802 11b this physical layer standard provides a throughput of up to 54 Mbps It also operates in the 2 4 GHz frequency band but uses a different radio technology in order to boost overall bandwidth 802 111 This is the name of the IEEE Task Group dedicated to standardizing WLAN security The 802 111 Security has a frame work based on RSN Robust Security Mechanism RSN consists of two parts 1 The Data Privacy Mechanism and 2 Security Association Management
46. as you add Repeaters to the network Also you can extend the range of the wireless network with NETGEAR wireless antenna accessories Advanced Configuration 5 7 202 10060 02 February 2005 Reference Manual for the NETGEAR 54 Mbps Wireless Access Point WG602v3 5 8 Advanced Configuration 202 10060 02 February 2005 Chapter 6 Troubleshooting This chapter provides information about troubleshooting your NETGEAR WG602v3 54 Mbps Wireless Access Point After each problem description instructions are given to help you diagnose and solve the problem For the common problems listed go to the section indicated e Is the WG602v3 on e Have I connected the wireless access point correctly Go to Installing the NETGEAR WG602v3 54 Mbps Wireless Access Point on page 3 4 e Icannot remember the wireless access point s configuration password Go to Changing the Administrator Password on page 4 6 Note For up to date WG602Vv3 installation details and troubleshooting guidance visit gt http kbserver netgear com products WG602v3 asp Troubleshooting If you have trouble setting up your WG602Vv3 check the tips below No lights are lit on the access point The access point has no power e Make sure the power cord is connected to the access point and plugged in to a working power outlet or power strip e Make sure you are using the correct NETGEAR power adapter supplied with your access point rm The
47. assword Repeat New Password Restore Default Password Oyes No Figure 4 4 Set Password page To change the password first enter the old password and then enter the new password twice Click Apply to save your change 4 6 Management 202 10060 02 February 2005 Chapter 5 Advanced Configuration This chapter describes how to configure the advanced features of your WG602v3 These features can be found under the Advanced heading in the main menu Understanding Advanced Wireless Settings From the main menu of the browser interface under the Advanced heading click Wireless Settings to bring up the page shown below Advanced Wireless Settings WMM Support Disable RTS Threshold 0 2347 2347 Fragmentention Length 256 2346 2346 Beacon Interval 20 1000 100 ms DTIM Interval 1 255 1 Preamble Type C Long Short mix Apply Cancel Figure 5 1 Advanced Wireless Settings menu The default advanced wireless settings usually work well These settings should not be changed unless you are sure it is necessary WMM support WMM Wireless Multimedia is a subset of the 802 1 le standard WMM allows wireless traffic to have a range of priorities depending on the kind of data Time dependent information like video or audio will have a higher priority than normal traffic For WMM to function correctly Wireless clients must also support WMM The default is Disable Advanced Config
48. ata encryption will block an eavesdropper but because the keys are static a determined snoop can learn the keys in less than a day of eavesdropping e Use WPA PSK Wi Fi Protected Access WPA data encryption provides data security WPA PSK will block eavesdropping Because this is a new standard wireless device driver and software availability may be limited However WPA is not available in bridge mode Basic Installation and Configuration 3 3 202 10060 02 February 2005 Reference Manual for the NETGEAR 54 Mbps Wireless Access Point WG602v3 e Use WPA2 PSK Wi Fi Protected Access WPA2 data encryption provides data security WPA2 PSK will block eavesdropping Because this is a new standard wireless device driver and software availability may be limited However WPA2 is not available in bridge mode Installing the NETGEAR WG602v3 54 Mbps Wireless Access Point Follow the instructions below to set up and test basic wireless connectivity Once you have established basic wireless connectivity you can enable security settings and configure the advanced wireless functions Before installing the NETGEAR WG602v3 54 Mbps Wireless Access Point you should make sure that your Ethernet network is up and working You will be connecting the access point to the Ethernet network so that computers with 802 11b or 802 11g wireless adapters will be able to communicate with computers on the Ethernet network In order for this to work correctly ver
49. atement This Class B Digital apparatus NETGEAR WG602v3 54 Mbps Wireless Access Point meets all the requirements of the Canadian Interference Causing Equipment Regulations Cet appareil numerique del la classe B respect les exigences du Regalement sur le material broilleur du Canada This device comples with Class B limits of Industry of Canada Operation is subject to the following two conditions 1 This device may not cause harmful interference 2 This device must accept any interference received including interference that may cause undesired operation The device is certified to the requirements of RSS 139 1 and RSS 210 for 2 4 GHz spread spectrum devices The use of this device in a system operating either partially or completely outdoors may require the user to obtain a license for the system according to the Canadian regulations For further information contact your local Industry Canada office Product and Publication Details Model Number WG602v3 Publication Date February 2005 Product Family wireless access point Product Name NETGEAR WG602v3 54 Mbps Wireless Access Point Home or Business Product Business Language English Publication Part Number 202 10060 02 iv 202 10060 02 February 2005 Contents Chapter 1 About This Manual Audience Scope Conventions and Formats cccscccccessseeeeeeeessaeeeessssneeeeeesssneeeeeneaes 1 1 ree io Use THiS A ecesceissscraacwbihardaaetnenddaarnsaraicenet
50. ates crossover twisted pair cable Key B Normal or MDI X port as on a hub or switch 1 2 3 6 Pin numbers Figure C 5 Crossover Twisted Pair Cable Network Routing Firewall and Cabling Basics C 13 202 10060 02 February 2005 Reference Manual for the NETGEAR 54 Mbps Wireless Access Point WG602v3 3 Key 1 RJ 45 plug 2 Category 5 UTP patch cable Figure C 6 Category 5 UTP Cable with Male RJ 45 Plug at Each End Note Flat silver satin telephone cable may have the same RJ 45 plug However using telephone cable results in excessive collisions causing the attached port to be partitioned or disconnected from the network Uplink Switches Crossover Cables and MDI MDIX Switching In the wiring table above the concept of transmit and receive are from the perspective of the PC which is wired as Media Dependant Interface MDI In this wiring the PC transmits on pins 1 and 2 At the hub the perspective is reversed and the hub receives on pins 1 and 2 This wiring is referred to as Media Dependant Interface Crossover MDI X When connecting a PC to a PC or a hub port to another hub port the transmit pair must be exchanged with the receive pair This exchange is done by one of two mechanisms Most hubs provide an Uplink switch which will exchange the pairs on one port allowing that port to be connected to another hub using a normal Ethernet cable The second method is to use a crossover cable which
51. ccscccsscesecesecsseecsseccssecseesceeecesesaeseaecsaaeesaes B 4 Overview of WEP Parainigter cccakccincneccidinieitideeicieiaineiiiinds BS Wireless T T TETE E A E E A E E E EE E E WPA and WPA2 Wireless Secu What are the aka Panes of WPA and WPA2 nee T E ET B 10 WPA WPA2 Authentication Enterprise level User Authentication via 802 1x EAP and RADIUS ec cceeceeeseeeseeeeeeeeceetseeetaes B 12 WPA WPA2 Data Encryption Key Management ssssssssseesesrnererreerrerneene B 14 le IPA PAS Poeci aissansiinienaid daarnnnaieainiiiaa tien aaa Radee Eo Te Product Support for WPA WPA2 nee eer B 16 Supporting a Mixture of WPA Wag and WEP Wireless s Clients i is Bona B 16 Changes to Wireless Access Points Changes to Wireless Network Adapters Changes to Wireless Client Programm c ccccesds actecse ricci B Appendix C Network Routing Firewall and Cabling Basics Basie Reuter CaniGe OS aisdsimaiieensienieeniaiiasaniena mine mena DP Whaea ROWO sannana Contents v 202 10060 02 February 2005 IP Addresses and the Internet Nenna k enoni vlecutbasataea eds iuddaateeeeewanttae nigumecsas ucaibe el a meena SUPET ANE GUIRY ae cesciire cata a cated Site acu tea ceenndhy caedlynaeed Private IP AddreSS6S ninie iaia beans iia Single IP Address Operation Using NAT ccccccccccccssecessseeessseesseesssseeessesssaees BOD IP Conhouration by DACP ssreresdcisaneninsska nenian enn Hee B 8 Domain Name Serve
52. cess Point within range regardless of its SSID e Shared Key Authentication requires that the station and the access point have the same WEP Key to authenticate These two authentication procedures are described below Open System Authentication The following steps occur when two devices use Open System Authentication 1 The station sends an authentication request to the access point Wireless Networking Basics B 3 202 10060 02 February 2005 Reference Manual for the NETGEAR 54 Mbps Wireless Access Point WG602v3 2 The access point authenticates the station 3 The station associates with the access point and joins the network This process is illustrated below 802 11 Authentication Open System Steps 1 Authentication request sent to AP _ gt 2 AP authenticates O_O i Router with Integrated Access Point A S lee Sf mee Z 3 Client connects to network ee a Client attempting 7 to connect Servers PC s Figure B 1 Open system authentication Shared Key Authentication The following steps occur when two devices use Shared Key Authentication 1 The station sends an authentication request to the access point 2 The access point sends challenge text to the station 3 The station uses its configured 64 bit or 128 bit default key to encrypt the challenge text and sends the encrypted text to the access point 4 The access point decrypts the encrypte
53. clients may support AES with WPA but this is not part of the 802 11 standards and is not supported by this Access Point e Passphrase To use the passphrase to generate the WEP keys enter a passphrase and click the Generate Keys button You can also enter the keys directly These keys must match the other wireless stations e Key 1 Key 2 Key 3 Key 4 If using WEP select the key to be used as the default key Data transmissions are always encrypted using the default key The other keys can only be used to decrypt received data e WPA Passphrase Network Key If using WPA PSK enter the passphrase here All wireless stations must use the same passphrase network key The network key must be from 8 to 63 characters in length e Wireless Client Security Separation If enabled the associated wireless clients will not be able to communicate with each other This feature is intended for hotspots and other public access situations The default is Disabled 3 14 Basic Installation and Configuration 202 10060 02 February 2005 Reference Manual for the NETGEAR 54 Mbps Wireless Access Point WG602v3 Information to Gather Before Changing Basic Wireless Settings Before customizing your wireless settings print this form and record the following information If you are working with an existing wireless network the person who set up or is responsible for the network will be able to provide this information Otherwise you will choose
54. cts will support the WPA standard NETGEAR Inc wireless products that had their Wi Fi certification approved before August 2003 will have one year to add WPA so as to maintain their Wi Fi certification WPA WPA2 requires software changes to the following e Wireless access points e Wireless network adapters e Wireless client programs Supporting a Mixture of WPA WPA2 and WEP Wireless Clients is Discouraged To support the gradual transition of WEP based wireless networks to WPA WPA2 a wireless AP can support both WEP and WPA WPA2 clients at the same time During the association the wireless AP determines which clients use WEP and which clients use WPA WPA2 The disadvantage to supporting a mixture of WEP and WPA WPA2 clients is that the global encryption key is not dynamic This is because WEP based clients cannot support it All other benefits to the WPA clients such as integrity are maintained However a mixed mode supporting WPA WPA2 and non WPA WPA2 clients would offer network security that is no better than that obtained with a non WPA WPA2 network and thus this mode of operation is discouraged B 16 Wireless Networking Basics 202 10060 02 February 2005 Reference Manual for the NETGEAR 54 Mbps Wireless Access Point WG602v3 Changes to Wireless Access Points Wireless access points must have their firmware updated to support the following e The new WPA WPA2 information element To advertise their support of WPA
55. d Now that you have finished the setup steps you are ready to deploy the WG602v3 in your network If needed you can now reconfigure the PC you used in step 1 back to its original TCP IP settings 3 DEPLOY THE WG602Vv3 ACCESS POINT a Disconnect the WG602v3 and position it where you will deploy it The best location is elevated at the center of your wireless coverage area b Lift the antenna side so that it is vertical c Connect an Ethernet cable from your WG602v3 Access Point to a LAN port on your router switch or hub Note By default WG602v3 is set to be a DHCP client If your network uses static IP addresses you will need to change this setting d Connect the power adapter to the wireless access point and plug the power adapter in to a power outlet The power LAN and wireless lights and should light up 4 VERIFY WIRELESS CONNECTIVITY Using a computer with an 802 11b or 802 11g wireless adapter with the correct wireless settings needed to connect to the WG602v3 SSID MAC ACL WEP WPA etc verify connectivity by using a browser such as Netscape or Internet Explorer to browse the Internet or check for file and printer access on your network If you cannot connect see Troubleshooting on page 6 1 Two Ways to Log In to the WG602v3 The NETGEAR WG602v3 54 Mbps Wireless Access Point can be configured remotely from Microsoft Internet Explorer browser version 5 0 or above or Netscape Navigator Web browser ver
56. d security configuration to the Wireless Zero Configuration service Wireless Networking Basics B 17 202 10060 02 February 2005 Reference Manual for the NETGEAR 54 Mbps Wireless Access Point WG602v3 Microsoft has worked with many wireless vendors to embed the WPA driver update in the wireless adapter driver So to update your Microsoft Windows wireless client all you have to do is obtain the new WPA WPA2 compatible driver and install the driver Changes to Wireless Client Programs Wireless client programs must be updated to permit the configuration of WPA WPA2 authentication and preshared key and the new WPA WPA2 encryption algorithms TKIP and AES To obtain the Microsoft WPA client program visit the Microsoft Web site Note The Microsoft WPA2 client is still in beta B 18 Wireless Networking Basics 202 10060 02 February 2005 Appendix C Network Routing Firewall and Cabling Basics This chapter provides an overview of IP networks routing and wireless networking As you read this document you may be directed to various RFC documents for further information An RFC is a Request For Comment RFC published by the Internet Engineering Task Force IETF an open organization that defines the architecture and operation of the Internet The RFC documents outline and define the standard protocols and procedures for the Internet The documents are listed on the World Wide Web at www ietf org and are mirrored and ind
57. d text using its configured WEP Key that corresponds to the station s default key The access point compares the decrypted text with the original challenge text If the decrypted text matches the original challenge text then the access point and the station share the same WEP Key and the access point authenticates the station 5 The station connects to the network If the decrypted text does not match the original challenge text the access point and station do not share the same WEP Key then the access point will refuse to authenticate the station and the station will be unable to communicate with either the 802 11 network or Ethernet network B 4 Wireless Networking Basics 202 10060 02 February 2005 Reference Manual for the NETGEAR 54 Mbps Wireless Access Point WG602v3 This process is illustrated below 802 11 Authentication Shared Key Steps one 1 Authentication gt Router with Integrated request sent to AP Access Point 3 INTERNET Cable or DLS modem 7 my Hpt p lt _ 2 AP sends challenge text Client 3 Client encrypts attempting challenge text and gt to connect sends it back to AP 4 AP decrypts and if correct lt authenticates client 5 Client connects to network gt Figure B 2 Shared key authentication Overview of WEP Parameters Before enabling WEP on an 802 11 network you must first consider what type of encryption you requi
58. d the default password of password Using the Basic IP Settings Options The IP Settings page is under the Setup heading of the main menu Use this page to configure DHCP static IP and the access point NetBIOS name IP Settings Access Point Name netgear58fabd IP Address DHCP Client Enable Disable IP Address IP Subnet Mask Default Gateway Spanning Tree Protocol Enable Disable Figure 3 8 Basic IP Settings page e Access Point Name NetBIOS You can change the access point name after the initial configuration Enter a new name for the wireless access point and click Apply to save your changes 3 10 Basic Installation and Configuration 202 10060 02 February 2005 Reference Manual for the NETGEAR 54 Mbps Wireless Access Point WG602v3 e The IP Address Source The wireless access point is shipped preconfigured to use a private IP address on the LAN side and to act as a DHCP client If the wireless access point does not find a DHCP server on the Ethernet LAN it defaults to this IP configuration DHCP Client Enable IP Address 192 168 0 227 IP Subnet Mask 255 255 255 0 Gateway 0 0 0 0 If your network has a requirement to use a different IP addressing scheme you can make those changes in this page e Spanning Tree Protocol Spanning Tree Protocol in enabled by default for the wireless access point This provides network traffic optimization in settings with multiple WG602v3 Acc
59. decrypt all data transmitted via the wireless interface Some vendors refer to the 64 bit WEP data encryption as 40 bit WEP data encryption since the user configurable portion of the encryption key is 40 bits wide The 128 bit WEP data encryption method consists of 104 user configurable bits Similar to the forty bit WEP data encryption method the remaining 24 bits are factory set and not user configurable Some vendors allow passphrases to be entered instead of the cryptic hexadecimal characters to ease encryption key entry 128 bit encryption is stronger than 40 bit encryption but 128 bit encryption may not be available outside of the United States due to U S export regulations When configured for 40 bit encryption 802 11 products typically support up to four WEP Keys Each 40 bit WEP Key is expressed as 5 sets of two hexadecimal digits 0 9 and A F For example 12 34 56 78 90 is a 40 bit WEP Key When configured for 128 bit encryption 802 11 products typically support four WEP Keys but some manufacturers support only one 128 bit key The 128 bit WEP Key is expressed as 13 sets of two hexadecimal digits 0 9 and A F For example 12 34 56 78 90 AB CD EF 12 34 56 78 90 is a 128 bit WEP Key Table B 1 Encryption Key Sizes Encryption Key Size of Hexadecimal Digits Example of Hexadecimal Key Content 64 bit 24 40 10 4C72F08AE1 128 bit 24 104 26 4C72F08AE19D57A3FF6B260037 Note Typically 802 11
60. desktop with no loss in connectivity Rogue Access Point Rogue AP is a term used to describe an unauthorized access point that is connected on the main home or corporate network or operating in a stand alone mode in a parking lot or in a neighbor s building Rogue APs by definition are not under the management of network administrators and do not conform to network security policies and may present a severe security risk Ideally it is best to have some type of WLAN system that does not allow rogue access points to easily be added to an existing WLAN Router A device that forwards data packets from one local area network LAN or wide area network WAN to another Based on routing tables and routing protocols routers can read the network address in each transmitted frame and make a decision on how to send it via the most efficient route based on traffic load line costs speed bad connections etc Satellite broadband A wireless high speed Internet connection provided by satellites Some satellite broadband connections are two way up and down Others are one way with the satellite providing a high speed downlink and then using a dial up telephone connection or other land based system for the uplink to the Internet Server A computer that provides its resources to other computers and devices on a network These include print servers Internet servers and data servers A server can also be combined with a hub or router 10 G
61. document without notice NETGEAR does not assume any liability that may occur due to the use or application of the product s or circuit layout s described herein 202 10060 02 February 2005 Federal Communications Commission FCC Compliance Notice Radio Frequency Notice Warning To comply with the FCC s exposure requirements you must maintain a distance of at least 1 Tested to Comply with FCC Standards cm from the antenna of this FOR HOME OR OFFICE USE device while it is in use This device should not be co located with other transmitters NETGEAR NETGEAR WG602v3 54 Mbps Wireless This device complies with part 15 of the FCC Rules Operation is subject to the following two conditions 1 This device may not cause harmful interference 2 This device must accept any interference received including interference that may cause undesired operation Note This equipment has been tested and found to comply with the limits 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 This equipment generates uses and can radiate radio frequency energy and if not installed and used in accordance with the instructions may cause harmful interference to radio communications However there is no guarantee that interference will not occur in a particular installation If this equipment does cause harmful int
62. e Guidelines Note Indoors computers can connect over wireless networks at ranges of several gt hundred feet or more This distance can allow for others outside your area to access your network It is important to take appropriate steps to secure your network from unauthorized access The WG602v3 Access Point provides highly effective security features which are covered in detail in this chapter Deploy the security features appropriate to your needs The operating distance or range of your wireless connection can vary significantly based on the physical placement of the wireless access point The latency data throughput performance and notebook power consumption of wireless adapters also vary depending on your configuration choices Note Failure to follow these guidelines can result in significant performance degradation or inability to wirelessly connect to the WG602v3 gt Basic Installation and Configuration 3 1 202 10060 02 February 2005 Reference Manual for the NETGEAR 54 Mbps Wireless Access Point WG602v3 For best results place your wireless access point e Near the center of the area in which your PCs will operate e Inan elevated location such as a high shelf where the wirelessly connected PCs have line of sight access even if through walls e Away from sources of interference such as PCs microwaves and 2 4 GHz cordless phones e Away from large metal surfaces e Ifusin
63. e Network SSN is designed to work with existing 802 11 products and offers forward compatibility with 802 11i the new wireless security architecture that has been defined by the IEEE B 8 Wireless Networking Basics 202 10060 02 February 2005 Reference Manual for the NETGEAR 54 Mbps Wireless Access Point WG602v3 WPA and WPA2 offer the following benefits e Enhanced data privacy e Robust key management e Data origin authentication e Data integrity protection The Wi Fi Alliance is now performing interoperability certification testing on Wi Fi Protected Access products Starting August of 2003 all new Wi Fi certified products have to support WPA NETGEAR is implementing WPA and WPA2 on client and access point products The 802 111 standard was ratified in 2004 How Does WPA Compare to WEP WEP is a data encryption method and is not intended as a user authentication mechanism WPA user authentication is implemented using 802 1x and the Extensible Authentication Protocol EAP Support for 802 1x authentication is required in WPA In the 802 11 standard 802 1x authentication was optional For details on EAP specifically refer to IETF s RFC 2284 With 802 11 WEP all access points and client wireless adapters on a particular wireless LAN must use the same encryption key A major problem with the 802 11 standard is that the keys are cumbersome to change If you do not update the WEP keys often an unauthorized person with a sni
64. e Server Many of the resources on the Internet can be addressed by simple descriptive names such as www netgear com This addressing is very helpful at the application level but the descriptive name must be translated to an IP address in order for a user to actually contact the resource Just as a telephone directory maps names to phone numbers or as an ARP table maps IP addresses to MAC addresses a domain name system DNS server maps descriptive names of network resources to IP addresses When a PC accesses a resource by its descriptive name it first contacts a DNS server to obtain the IP address of the resource The PC sends the desired message using the IP address Many large organizations such as ISPs maintain their own DNS servers and allow their customers to use the servers to look up addresses Routing Protocols Two protocols routers use extensively are e Routing Information Protocol RIP e Address Resolution Protocol ARP These two protocols are introduced below RIP One of the protocols used by a router to build and maintain a picture of the network is RIP Using RIP routers periodically update one another and check for changes to add to the routing table The WG602v3 Access Point supports both the older RIP 1 and the newer RIP 2 protocols Among other improvements RIP 2 supports subnet and multicast protocols RIP is not required for most home applications Network Routing Firewall and Cabling Basics C 9 202
65. e devices Therefore organizations will benefit by accelerating the move to Wi Fi Protected Access for all Wi Fi clients and access points WiMAX An IEEE 802 16 Task Group that provides a specification for fixed broadband wireless access systems employing a point to multipoint PMP architecture Task Group of IEEE 802 16 developed a point to multipoint broadband wireless access standard for systems in the frequency range 10 66 GHz The standard covers both the Media Access Control MAC and the physical PHY layers Ratification is expected in second half of 2004 Wireless Multimedia WMM WMM Wireless Multimedia is a subset of the 802 11e standard WMM allows wireless traffic to have a range of priorities depending on the kind of data Time dependent information like video audio or voice will have a higher priority than normal traffic For WMM to function correctly wireless clients must also support WMM Wireless Networking Wireless Networking refers to the infrastructure enabling the transmission of wireless signals A network ties things together and enables resource sharing WLAN Wireless LAN Also referred to as LAN A type of local area network that uses wireless or high frequency radio waves rather than wires to communicate between nodes Glossary 15 202 10060 02 February 2005 Reference Manual for the NETGEAR 54 Mbps Wireless Access Point WG602v3 16 Glossary 202 10060 02 February 2005
66. ec it is sending data at 1 375 megabytes per second 1 375 Mbps Bluetooth Wireless Technology A technology specification for linking portable computers personal digital assistants PDAs and mobile phones for short range transmission of voice and data across a global radio frequency band without the need Glossary 3 202 10060 02 February 2005 Reference Manual for the NETGEAR 54 Mbps Wireless Access Point WG602v3 for cables or wires Bluetooth is a frequency hopping technology in the 2 4 GHz frequency spectrum with a range of 30 feet and up to 11 Mbps raw data throughput Bridge A product that connects a local area network LAN to another local area network that uses the same protocol for example wireless Ethernet or token ring Wireless bridges are commonly used to link buildings in campuses Client or Client devices Any computer connected to a network that requests services files print capability from another member of the network Clients are end users Wi Fi client devices include PC Cards that slide into laptop computers mini PCI modules embedded in laptop computers and mobile computing devices as well as USB and PCI ISA bus Wi Fi radios Client devices usually communicate with hub devices like access points and gateways Collision avoidance A network node characteristic for proactively detecting that it can transmit a signal without risking a collision thereby ensuring a more reliable connection Cros
67. ect Microsoft d Select TCP IP and then click OK If you need to add the Client for Microsoft Networks Click the Add button Select Client and then click Add Select Microsoft Select Client for Microsoft Networks and then click OK aoe If you need to add File and Print Sharing for Microsoft Networks a Click the Add button b Select Client and then click Add c Select Microsoft d Select File and Print Sharing for Microsoft Networks and then click OK 3 Restart your PC for the changes to take effect Enabling DHCP to Automatically Configure TCP IP Settings After the TCP IP protocol components are installed each PC must be assigned specific information about itself and resources that are available on its network The simplest way to configure this information is to allow the PC to obtain the information from a DHCP server in the network You will find there are many similarities in the procedures for different Windows systems when using DHCP to configure TCP IP The following steps will walk you through the configuration process for each of these versions of Windows Preparing Your PCs for Network Access D 3 202 10060 02 February 2005 Reference Manual for the NETGEAR 54 Mbps Wireless Access Point WG602v3 DHCP Configuration of TCP IP in Windows 98 and Me gD In Windows 98 and Me systems locate your Network Neighborhood icon e If the Network Neighborhood icon is on the Windows desktop pos
68. eless Access Point WG602v3 IP Addresses and the Internet Because TCP IP networks are interconnected across the world every machine on the Internet must have a unique address to make sure that transmitted data reaches the correct destination Blocks of addresses are assigned to organizations by the Internet Assigned Numbers Authority IANA Individual users and small organizations may obtain their addresses either from the ANA or from an Internet service provider ISP You can contact IANA at www iana org The Internet Protocol IP uses a 32 bit address structure The address is usually written in dot notation also called dotted decimal notation in which each group of eight bits is written in decimal form separated by decimal points For example the following binary address 11000011 00100010 00001100 00000111 is normally written as 195 34 12 7 The latter version is easier to remember and easier to enter into your computer In addition the 32 bits of the address are subdivided into two parts The first part of the address identifies the network and the second part identifies the host node or station on the network The dividing point may vary depending on the address range and the application There are five standard classes of IP addresses These address classes have different ways of determining the network and host sections of the address allowing for different numbers of hosts on a network Each address type begins with a u
69. encryption keys is optional Additionally 802 11 and 802 1x provide no mechanism to change the global encryption key used for multicast and broadcast traffic With WPA WPA2 rekeying of both unicast and global encryption keys is required For the unicast encryption key the Temporal Key Integrity Protocol TKIP changes the key for every frame and the change is synchronized between the wireless client and the wireless access point AP For the global encryption key WPA includes a facility the Information Element for the wireless AP to advertise the changed key to the connected wireless clients If configured to implement dynamic key exchange the 802 1x authentication server can return session keys to the access point along with the accept message The access point uses the session keys to build sign and encrypt an EAP key message that is sent to the client immediately after sending the success message The client can then use contents of the key message to define applicable encryption keys In typical 802 1x implementations the client can automatically change encryption keys as often as necessary to minimize the possibility of eavesdroppers having enough time to crack the key in current use B 14 Wireless Networking Basics 202 10060 02 February 2005 Reference Manual for the NETGEAR 54 Mbps Wireless Access Point WG602v3 Temporal Key Integrity Protocol TKIP WPA uses TKIP to provide important data encryption enhancements includin
70. entication so that the wireless user doesn t accidentally join a rogue network that might steal its network credentials Glossary 5 202 10060 02 February 2005 Reference Manual for the NETGEAR 54 Mbps Wireless Access Point WG602v3 ESSID more commonly referred to as SSID Short Set Identifier The identifying name of an 802 11 wireless network When you specify your correct ESSID in your client setup you ensure that you connect to your wireless network rather than another network in range See SSID The ESSID can be called by different terms such as Network Name Preferred Network SSID or Wireless LAN Service Area Ethernet International standard networking technology for wired implementations Basic 10BaseT networks offer a bandwidth of about 10 Mbps Fast Ethernet 100 Mbps and Gigabit Ethernet 1000 Mbps are becoming popular Firewall A system that secures a network and prevents access by unauthorized users Firewalls can be software hardware or a combination of both Firewalls can prevent unrestricted access into a network as well as restrict data from flowing out of a network Gateway In the wireless world a gateway is an access point with additional software capabilities such as providing NAT and DHCP Gateways may also provide VPN support roaming firewalls various levels of security etc Hot Spot also referred to as Public Access Location A place where you can access Wi Fi service This can be fo
71. entication is Used WPA Passphrase WPA2 Passphrase These characters are case sensitive Enter a word or group of printable characters When you use WPA PSK or WPA2 PSK the other devices in the network will not connect unless they are set to WPA PSK or WPA2 PSK as well and are configured with the correct Passphrase Basic Installation and Configuration 3 15 202 10060 02 February 2005 Reference Manual for the NETGEAR 54 Mbps Wireless Access Point WG602v3 Use the procedures described in the following sections to configure the WG602v3 Store this information in a safe place How to Configure WEP Wireless Security Note If you use a wireless PC to configure WEP settings you will be disconnected when you click Apply Reconfigure your wireless adapter to match the new settings or access the wireless access point from a wired PC to make any further changes gt To configure WEP data encryption follow these steps 1 Click the Security Settings link in the Setup section of the main menu and select WEP for the Security Type Security Settings Wired Equivalent Privacy WEP Security Type WEP y Authentication Type Mix hd Encryption Strength 64bits gt Security Encryption WEP Key Passphrase __ Generate Keys Key 1 Erren Key 2 Ersan 00000000 Key 3 Errr Key 4 C Errr 000 Apply Cancel Figure 3 11 WEP Settings page 2 The Authentication Type is set to An
72. ents will also be serviced by this access point You must enter the MAC address physical address of the other Bridge mode Wireless Station in the field provided WEP can and should be used to protect this communication Wireless Multi Point Bridging In this mode the WG602 will communicate with up to four bridge mode wireless access points And if you check the Enable Wireless Client Association checkbox wireless clients will also be serviced by this access point You must enter the MAC address physical address of each other Bridge mode Wireless Station in the field provided Each wireless access point you enter will be listed in the Wireless Remote Access Point List When you enter the remote wireless access point MAC address the WG602 will attempt to validate that the SSID channel and WEP configuration of the remote access point matches the settings of this WG602 WEP can and should be used to protect this traffic Advanced Configuration 5 3 202 10060 02 February 2005 Reference Manual for the NETGEAR 54 Mbps Wireless Access Point WG602v3 Repeater In this mode the WG602 will operate as a Repeater only and send all traffic to the remote AP If selected you must enter the MAC address physical address of the remote AP Click Apply to save your changes How to Configure a WG602v3 as a Point to Point Bridge y Wireless PC Card in a Notebook Computer pa Point to Point Mode Wireless PC Card
73. erference to radio or television reception which can be determined by turning the equipment off and on the user is encouraged to try to correct the interference by one or more of the following measures e Reorient or relocate the receiving antenna e Increase the separation between the equipment and receiver e Connect the equipment into an outlet on a circuit different from that to which the receiver is connected e Consult the dealer or an experienced radio TV technician for help RF Exposure Requirements WARNING To ensure compliance with FCC RF exposure requirements the antenna used for this device must be installed to provide a separation distance of at least 20 cm 8 in from all persons and must not be co located or operating in conjunction with any other antenna or radio transmitter Installers and end users must follow the installation instructions provided in this user guide 202 10060 02 February 2005 Radio Frequency Interference Requirements This device is restricted to indoor use due to its operation in the 2 4 GHz frequency range FCC requires this product to be used indoors in 2 4 GHz the frequency range to reduce the potential for harmful interference to co channel Mobile Satellite systems Regulatory Compliance Information This device is restricted to indoor use due to reduce the potential for harmful interference to co channel Mobile Satellite and Radar Systems Canadian Department of Communications Compliance St
74. erties for Windows XP or 2000 To check your PC s TCP IP configuration 1 On the Windows taskbar click the Start button and then click Run The Run window opens 2 Type cma and then click OK A command window opens 3 Type ipconfig all Your IP Configuration information will be listed and should match the values below if you are using the default TCP IP settings that NETGEAR recommends for connecting through a router or gateway e The IP address is between 192 168 0 2 and 192 168 0 254 e The subnet mask is 255 255 255 0 e The default gateway is 192 168 0 1 4 Type exit Preparing Your PCs for Network Access D 11 202 10060 02 February 2005 Reference Manual for the NETGEAR 54 Mbps Wireless Access Point WG602v3 D 12 Preparing Your PCs for Network Access 202 10060 02 February 2005 Reference Manual for the NETGEAR 54 Mbps Wireless Access Point WG602v3 Glossary Use the list below to find definitions for technical terms used in this manual 802 11 Standard 802 11 or IEEE 802 11 is a type of radio technology used for wireless local area networks WLANs It is a standard that has been developed by the IEEE Institute of Electrical and Electronic Engineers http standards ieee org The IEEE is an international organization that develops standards for hundreds of electronic and electrical technologies The organization uses a series of numbers like the Dewey Decimal system in libraries to differentiate bet
75. ess Points Remember to click Apply to save your changes Understanding the Basic Wireless Settings To configure the wireless settings of your wireless access point click the Wireless Settings link in the Setup section of the main menu of the browser interface The Wireless Settings page appears as shown below Mode Data Rate Wireless Settings Wireless Network Name SSID NETGEAR SSID Broadcast Enable Country Region SelectOne gt Channel Frequency 11 2 462GHz gt gandb Best gt Apply Cancel Figure 3 9 Basic Wireless Settings page Basic Installation and Configuration 3 11 202 10060 02 February 2005 Reference Manual for the NETGEAR 54 Mbps Wireless Access Point WG602v3 The Basic Wireless Settings options are discussed below Wireless Network Name SSID The SSID is also known as the wireless network name Enter a value of up to 32 alphanumeric characters the characters are case sensitive In a setting where there is more than one wireless network different wireless network names provide a means for separating the traffic Any device you want to participate in a particular wireless network needs to use the SSID The WG602v3 default SSID is NETGEAR Note Different access points within an area can use different channels To reduce interference adjacent access points should use different channels SSID Broadcast The default is Enable If SSID Broadcast is disabled only
76. ess network coverage As a mobile computing device moves out of the range of one access point it moves into the range of another As a result wireless clients can freely roam from one Access Point domain to another and still maintain seamless network connection Wireless Networking Basics B 1 202 10060 02 February 2005 Reference Manual for the NETGEAR 54 Mbps Wireless Access Point WG602v3 Ad Hoc Mode Peer to Peer Workgroup In an ad hoc network computers are brought together as needed thus there is no structure or fixed points to the network each node can generally communicate with any other node There is no Access Point involved in this configuration This mode enables you to quickly set up a small wireless workgroup and allows workgroup members to exchange data or share printers as supported by Microsoft networking in the various Windows operating systems Some vendors also refer to ad hoc networking as peer to peer group networking In this configuration network packets are directly sent and received by the intended transmitting and receiving stations As long as the stations are within range of one another this is the easiest and least expensive way to set up a wireless network Network Name Extended Service Set Identification ESSID The Extended Service Set Identification ESSID is one of two types of Service Set Identification SSID In an ad hoc wireless network with no access points the Basic Service Set Identi
77. ess point The access point blocks all other traffic such as HTTP DHCP and POP3 packets until the access point can verify the client s identity using an authentication server for example RADIUS 4 The authentication server uses a specific authentication algorithm to verify the client s identity This could be through the use of digital certificates or some other EAP authentication type 5 The authentication server will either send an accept or reject message to the access point 6 The access point sends an EAP success packet or reject packet to the client 7 Ifthe authentication server accepts the client then the access point will transition the client s port to an authorized state and forward additional traffic The important part to know at this point is that the software supporting the specific EAP type resides on the authentication server and within the operating system or application supplicant software on the client devices The access point acts as a pass through for 802 1x messages which means that you can specify any EAP type without needing to upgrade an 802 1x compliant access point As a result you can update the EAP authentication type to such devices as token cards Smart Cards Kerberos one time passwords certificates and public key authentication or as newer types become available and your requirements for security change WPA WPA2 Data Encryption Key Management With 802 1x the rekeying of unicast
78. et addressing makes use of those bits that are free as shown below th Network Subnet Node Class B Figure C 2 Example of Subnetting a Class B Address A Class B address can be effectively translated into multiple Class C addresses For example the IP address of 172 16 0 0 is assigned but node addresses are limited to 255 maximum allowing eight extra bits to use as a subnet address The IP address of 172 16 97 235 would be interpreted as IP network address 172 16 subnet number 97 and node number 235 In addition to extending the number of addresses available subnet addressing provides other benefits Subnet addressing allows a network manager to construct an address scheme for the network by using different subnets for other geographical locations in the network or for other departments in the organization Although the preceding example uses the entire third octet for a subnet address note that you are not restricted to octet boundaries in subnetting To create more network numbers you need only shift some bits from the host address to the network address For instance to partition a Class C network number 192 68 135 0 into two you shift one bit from the host address to the network address The new netmask or subnet mask is 255 255 255 128 The first subnet has network number 192 68 135 0 with hosts 192 68 135 1 to 129 68 135 126 and the second subnet has network number 192 68 135 128 with hosts 192 68 135 129 to
79. exed at many other sites worldwide Basic Router Concepts Large amounts of bandwidth can be provided easily and relatively inexpensively in a local area network LAN However providing high bandwidth between a local network and the Internet can be very expensive Because of this expense Internet access is usually provided by a slower speed wide area network WAN link such as a cable or DSL modem In order to make the best use of the slower WAN link a mechanism must be in place for selecting and transmitting only the data traffic meant for the Internet The function of selecting and forwarding this data is performed by a router What is a Router A router is a device that forwards traffic between networks based on network layer information in the data and on routing tables maintained by the router In these routing tables a router builds up a logical picture of the overall network by gathering and exchanging information with other routers in the network Using this information the router chooses the best path for forwarding network traffic Routers vary in performance and scale number of routing protocols supported and types of physical WAN connection they support The NETGEAR WG602v3 54 Mbps Wireless Access Point is a small office router that routes the IP protocol over a single user broadband connection Network Routing Firewall and Cabling Basics C 1 202 10060 02 February 2005 Reference Manual for the NETGEAR 54 Mbps Wir
80. expensive than voice transmission using standard analog packets over POTS Plain Old Telephone Service VPN Virtual Private Network A type of technology designed to increase the security of information transferred over the Internet VPN can work with either wired or wireless networks as well as with dial up connections over POTS VPN creates a private encrypted tunnel from the end user s computer through the local wireless network through the Internet all the way to the corporate servers and database War Chalking The act of making chalk marks on outdoor surfaces walls sidewalks buildings sign posts trees to indicate the existence of an open wireless network connection usually offering an Internet connection so that others can benefit from the free wireless access The open connections typically come from the access points of wireless networks located within buildings to serve enterprises The chalk symbols indicate the type of access point that is available at that specific spot There are three basic designs that are currently used a pair of back to back semicircles which denotes an open node a closed circle which denotes a closed node a closed circle with a W inside which denotes a node equipped with WEP Warchalkers also draw identifiers above the symbols to indicate the password that can be used to access the node which can easily be obtained with sniffer software 12 Glossary 202 10060 02 February 2005 Refe
81. ffing tool can monitor your network for less than a day and decode the encrypted messages Products based on the 802 11 standard alone offer system administrators no effective method to update the keys For 802 11 WEP encryption is optional For WPA encryption using Temporal Key Integrity Protocol TKIP is required TKIP replaces WEP with a new encryption algorithm that is stronger than the WEP algorithm but that uses the calculation facilities present on existing wireless devices to perform encryption operations TKIP provides important data encryption enhancements including a per packet key mixing function a message integrity check MIC named Michael an extended initialization vector IV with sequencing rules and a re keying mechanism Through these enhancements TKIP addresses all of known WEP vulnerabilities Wireless Networking Basics B 9 202 10060 02 February 2005 Reference Manual for the NETGEAR 54 Mbps Wireless Access Point WG602v3 How Does WPA Compare to WPA2 IEEE 802 111 WPA is forward compatible with the WPA2 security specification WPA is a subset of WPA2 and used certain pieces of the early 802 111 draft such as 802 1x and TKIP The main pieces of WPA2 that are not included in WPA are secure IBSS Ad Hoc mode secure fast handoff for specialized 802 11 VoIP phones as well as enhanced encryption protocols such as AES CCMP These features were either not yet ready for market or required hardware upgrades to imple
82. fication BSSID is used In an infrastructure wireless network that includes an access point the ESSID is used but may still be referred to as SSID An SSID is a thirty two character maximum alphanumeric key identifying the name of the wireless local area network Some vendors refer to the SSID as network name For the wireless devices in a network to communicate with each other all devices must be configured with the same SSID The ESSID is usually broadcast in the air from an access point The wireless station sometimes can be configured with the ESSID ANY This means the wireless station will try to associate with whichever access point has the stronger radio frequency RF signal providing that both the access point and wireless station use Open System authentication Authentication and WEP Data Encryption The absence of a physical connection between nodes makes the wireless links vulnerable to eavesdropping and information theft To provide a certain level of security the IEEE 802 11 standard has defined these two types of authentication methods e Open System With Open System authentication a wireless computer can join any network and receive any messages that are not encrypted B 2 Wireless Networking Basics 202 10060 02 February 2005 Reference Manual for the NETGEAR 54 Mbps Wireless Access Point WG602v3 e Shared Key With Shared Key authentication only those PCs that possess the correct authentication key can
83. g a per packet key mixing function a message integrity check MIC named Michael an extended initialization vector IV with sequencing rules and a re keying mechanism TKIP also provides for the following e The verification of the security configuration after the encryption keys are determined e The synchronized changing of the unicast encryption key for each frame e The determination of a unique starting unicast encryption key for each preshared key authentication Michael With 802 11 and WEP data integrity is provided by a 32 bit integrity check value ICV that is appended to the 802 11 payload and encrypted with WEP Although the ICV is encrypted you can use cryptanalysis to change bits in the encrypted payload and update the encrypted ICV without being detected by the receiver With WPA a method known as Michael specifies a new algorithm that calculates an 8 byte message integrity check MIC using the calculation facilities available on existing wireless devices The MIC is placed between the data portion of the IEEE 802 11 frame and the 4 byte ICV The MIC field is encrypted together with the frame data and the ICV Michael also provides replay protection A new frame counter in the IEEE 802 11 frame is used to prevent replay attacks AES Support for WPA2 One of the encryption methods supported by WPA2 is the advanced encryption standard AES although AES support will not be required initially for Wi Fi certification Th
84. g multiple access points it is better if adjacent access points use different radio frequency Channels to reduce interference The recommended Channel spacing between adjacent access points is 5 Channels for example use Channels 1 and 6 or 6 and 11 The time it takes to establish a wireless connection can vary depending on both your security settings and placement Default Factory Settings When you first receive your WG602Vv3 the default factory settings will be set as shown below To restore these defaults see WG602v3 Wireless Access Point Rear Panel on page 2 6 FEATURE FACTORY DEFAULT SETTINGS User Name case sensitive admin Password case sensitive password Access Point Name NETGEARxxxxxx where xxxxxx are the last six digits of the wireless access point s MAC address DHCP DHCP client IP Configuration if DHCP server is unavailable IP Address 192 168 0 227 Subnet Mask 255 255 255 0 Gateway 0 0 0 0 Wireless Mode Access Point or Bridge Access Point Wireless Network Name SSID NETGEAR Broadcast Network Name Enabled 802 11g b 11 Radio Frequency Channel WEP WPA Disabled Authentication Type Auto 3 2 Basic Installation and Configuration 202 10060 02 February 2005 Reference Manual for the NETGEAR 54 Mbps Wireless Access Point WG602v3 Understanding WG602v3 Wireless Security Options Unlike wired network data your wireless data transmis
85. gure WPA PSK and WPA2 PSK follow these steps 1 Click the Security Settings link in the Setup section of the main menu and select WPA PSK WPA2 PSK for the Security Type Security Settings Wi Fi Protected Access with pre shared key WWPA PSKIVWWPA2 PSK Security Type WPA PSKAVWPA2 PSK x Encryption Type TKIP and AES Use WPA with pre shared key Password Phrase l 8 63 characters Apply Cancel Figure 3 14 WPA WPA2 Settings menu 2 Enter a word or group of 8 63 printable characters in the Password Phrase box 3 Click Apply to save your settings gt Note If you use a wireless PC to configure WPA and WPA2 settings you will be disconnected when you click Apply Reconfigure your wireless adapter to match the new settings or access the wireless access point from a wired PC to make any further changes Basic Installation and Configuration 3 19 202 10060 02 February 2005 Reference Manual for the NETGEAR 54 Mbps Wireless Access Point WG602v3 How to Restrict Wireless Access by MAC Address The Access Control page lets you block or allow the network access privilege of the specified stations through the NETGEAR WG602v3 54 Mbps Wireless Access Point This provides an additional layer of security Note When configuring the WG602v3 from a wireless PC whose MAC address is not gt in the access control list if you select Turn Access Control On you will lose your wireless connection
86. ify that you have met all of the system requirements shown on page 2 4 1 SET UP THE WG602v3 Access POINT Tip Before mounting the WG602Vv3 in a high location first set up and test the WG602v3 to verify wireless network connectivity a Prepare a PC with an Ethernet adapter If this PC is already part of your network record its TCP IP configuration settings b Configure the PC with a static IP address of 192 168 0 210 and 255 255 255 0 for the Subnet Mask c Connect an Ethernet cable from the WG602v3 to the PC A WG602 54 Mbps Wireless Access Point Figure 3 2 Set up the WG602v3 3 4 Basic Installation and Configuration 202 10060 02 February 2005 Reference Manual for the NETGEAR 54 Mbps Wireless Access Point WG602v3 d Turn on your computer connect the power adapter to the WG602v3 and verify the following The power light goes on rm The LAN light of the wireless access point is lit when connected to a powered on PC 2 CONFIGURE LAN AND WIRELESS ACCESS The WG602 Wireless Access Point can be configured remotely from Microsoft Internet Explorer browser version 5 0 or above or Netscape Navigator web browser version 4 78 or above on your computer a The WG602V3 is set by default to be a DHCP client So if the WG602v3 has not yet been installed and there is no DHCP server on the network you can log in to the WG602v3 using its default IP address 192 168 0 227 is the default IP address of your access poi
87. ight connection Wireless Multimedia WMM Support WMM Wireless Multimedia is a subset of the 802 11e standard WMM allows wireless traffic to have a range of priorities depending on the kind of data Time dependent information like video or audio will have a higher priority than normal traffic For WMM to function correctly Wireless clients must also support WMM Compatible and Related NETGEAR Products For a list of compatible products from other manufacturers see the Wireless Ethernet Compatibility Alliance Web site WECA see http www wi fi net The following NETGEAR products work with the WG602v3 Access Point e MA701 802 11b 11 Mbps Compact Flash Card e WAG311 ProSafe 108 Mbps Dual Band PCI Card e WAG511 ProSafe 108 Mbps Dual Band PC Card e WGE101 802 11g Wireless Bridge e WG311 802 11g Wireless PCI Adapter e WG31I1T 802 11g 108 Mbps Wireless PCI Card e WGS511 802 11g 54 Mbps Wireless CardBus Adapter e WGS51IT 802 11g 108 Mbps Wireless CardBus Adapter Introduction 2 3 202 10060 02 February 2005 Reference Manual for the NETGEAR 54 Mbps Wireless Access Point WG602v3 System Requirements Before installing the WG602v3 make sure your network meets these requirements e A hub switch or Cable DSL router with an available 10 100 Mbps Ethernet port e A Category 5 UTP straight through Ethernet cable with RJ 45 connector included in the package or one like it e A 100 240 V 50 60 HZ AC power source
88. ion the PHY corresponds to the radio front end and baseband signal processing sections Plug and Play A computer system feature that provides for automatic configuration of add ons and peripheral devices such as wireless PC Cards printers scanners and multimedia devices Proxy server Used in larger companies and organizations to improve network operations and security a proxy server is able to prevent direct communication between two or more networks The proxy server forwards allowable data requests to remote servers and or responds to data requests directly from stored remote server data Glossary 9 202 10060 02 February 2005 Reference Manual for the NETGEAR 54 Mbps Wireless Access Point WG602v3 Range The distance away from your access point that your wireless network can reach Most Wi Fi systems will provide a range of a hundred feet or more Depending on the environment and the type of antenna used Wi Fi signals can have a range of up to mile Residential gateway A wireless device that connects multiple PCs peripherals and the Internet on a home network Most Wi Fi residential gateways provide DHCP and NAT as well RJ 45 Standard connectors used in Ethernet networks Even though they look very similar to standard RJ 11 telephone connectors RJ 45 connectors can have up to eight wires whereas telephone connectors have only four Roaming Moving seamlessly from one AP coverage area to another with your laptop or
89. is a special cable in which the transmit and receive pairs are exchanged at one of the two cable connectors Crossover cables are often unmarked as such and must be identified by comparing the two connectors Since the cable connectors are clear plastic it is easy to place them side by side and view the order of the wire colors on each On a straight through cable the color order will be the same on both connectors On a crossover cable the orange and blue pairs will be exchanged from one connector to the other C 14 Network Routing Firewall and Cabling Basics 202 10060 02 February 2005 Reference Manual for the NETGEAR 54 Mbps Wireless Access Point WG602v3 The WG602v3 Access Point incorporates Auto Uplink technology also called MDI MDIX Each LOCAL Ethernet port will automatically sense whether the Ethernet cable plugged into the port should have a normal connection e g connecting to a PC or an uplink connection e g connecting to a router switch or hub That port will then configure itself to the correct configuration This feature also eliminates the need to worry about crossover cables as Auto Uplink will accommodate either type of cable to make the right connection Network Routing Firewall and Cabling Basics C 15 202 10060 02 February 2005 Reference Manual for the NETGEAR 54 Mbps Wireless Access Point WG602v3 C 16 Network Routing Firewall and Cabling Basics 202 10060 02 February 2005 Appendi
90. is is viewed as the optimal choice for security conscience organizations but the problem with AES is that it requires a fundamental redesign of the NIC s hardware in both the station and the access point TKIP is a pragmatic compromise that allows organizations to deploy better security while AES capable equipment is being designed manufactured and incrementally deployed Wireless Networking Basics B 15 202 10060 02 February 2005 Reference Manual for the NETGEAR 54 Mbps Wireless Access Point WG602v3 Is WPA WPA2 Perfect WPA WPA2Z is not without its vulnerabilities Specifically it is susceptible to denial of service DoS attacks If the access point receives two data packets that fail the message integrity code MIC within 60 seconds of each other then the network is under an active attack and as a result the access point employs counter measures which include disassociating each station using the access point This prevents an attacker from gleaning information about the encryption key and alerts administrators but it also causes users to lose network connectivity for 60 seconds More than anything else this may just prove that no single security tactic is completely invulnerable WPA WPA2 is a definite step forward in WLAN security over WEP and has to be thought of as a single part of an end to end network security strategy Product Support for WPA WPA2 Starting in August 2003 NETGEAR Inc wireless Wi Fi certified produ
91. is on the Wi Fi wireless network Wi Fi Protected Access takes over automatically from that point First the password allows only devices with a matching password to join the network which keeps out eavesdroppers and other unauthorized users Second the password automatically kicks off the TKIP encryption process described above Wi Fi Protected Access for Public Access The intrinsic encryption and authentication schemes defined in Wi Fi Protected Access may also prove useful for Wireless Internet Service Providers WISPs offering Wi Fi public access in hot spots where 14 Glossary 202 10060 02 February 2005 Reference Manual for the NETGEAR 54 Mbps Wireless Access Point WG602v3 secure transmission and authentication is particularly important to users unknown to each other The authentication capability defined in the specification enables a secure access control mechanism for the service providers and for mobile users not utilizing VPN connections Wi Fi Protected Access in Mixed Mode Deployment In a large network with many clients a likely scenario is that access points will be upgraded before all the Wi Fi clients Some access points may operate in a mixed mode which supports both clients running Wi Fi Protected Access and clients running original WEP security While useful for transition the net effect of supporting both types of client devices is that security will operate at the less secure level WEP common to all th
92. ition your mouse pointer over it and right click your mouse button e Ifthe icon is not on the desktop e Click Start on the task bar located at the bottom left of the window e Choose Settings and then Control Panel e Locate the Network Neighborhood icon and click it This will open the Network panel as shown below Netvork X l Configurati a Verify the following settings as shown onfiguration Identiicaton Access Cont 7 The following network components are installed e Client for Microsoft Network exists E Client for Microsoft Networks NETGEAR MA101 USB Adapter e Ethernet adapter is present e TCP IP is present e Primary Network Logon is set to Windows logon Primary Network Logon Click the Properties button The Client for Microsoft Networks SY following TCP IP Properties window will di splay Eile and Print Sharing Description D 4 Preparing Your PCs for Network Access 202 10060 02 February 2005 Reference Manual for the NETGEAR 54 Mbps Wireless Access Point WG602v3 E TCP IP Properties 21x Bindings Advanced Nesios DNS Configuration Gateway WINS Configuration IP Address By default the IP Address tab is open on this window An IP address can be automatically assigned to this computer If your network does not automatically assign IP addresses ask ur network administrator for an address and then type it iri e Verify
93. ity statistics Administrator logon access rights are needed to use this window e Click the Properties button to view details about the connection Local Area Connection 3 Status General Support Connection Status Connected Duration 02 55 48 Speed 11 0 Mbps Signal Strength Folli Activity Received Packets 3 966 The TCP IP details are presented on the Support tab page e Select Internet Protocol and click Properties to view the configuration information General Wireless Networks Advanced Connect using B9 NETGEAR MA401 Wireless PC Card 2 This connection uses the following tems Chent for Microsoft Networks v File and Printer Sharing for Microsoft Networks QoS Packet Scheduler vi Y Intemet Protocol TCP IP Install Uninstall Properties Description Allows your computer to access resources on a Microsoft network Z Show icon in notification area when connected Preparing Your PCs for Network Access 202 10060 02 February 2005 Reference Manual for the NETGEAR 54 Mbps Wireless Access Point WG602v3 Internet Protocol TCP IP Properties General Alternate Configuration You can get IP settings assigned automatically if your network supports Verify that Obtain an IP address we Sonah operei Vod need to ask your network administrator for automatically radio button is selected and E oR that the Obtain DNS server address Use the following IP address a
94. lossary 202 10060 02 February 2005 Reference Manual for the NETGEAR 54 Mbps Wireless Access Point WG602v3 Site survey The process whereby a wireless network installer inspects a location prior to putting in a wireless network Site surveys are used to identify the radio and client use properties of a facility so that access points can be optimally placed SSID also called ESSID A 32 character unique identifier attached to the header of packets sent over a WLAN that acts as a password when a mobile device tries to connect to the BSS Also called ESSID The SSID differentiates one WLAN from another so all access points and all devices attempting to connect to a specific WLAN must use the same SSID A device will not be permitted to join the BSS unless it can provide the unique SSID Because an SSID can be sniffed in plain text from a packet it does not supply any security to the network An SSID is also referred to as a Network Name because essentially it is a name that identifies a wireless network SSL Secure Sockets Layer Commonly used encryption scheme used by many online retail and banking sites to protect the financial integrity of transactions When an SSL session begins the server sends its public key to the browser The browser then sends a randomly generated secret key back to the server in order to have a secret key exchange for that session Subnetwork or Subnet Found in larger networks these smaller networks
95. members and is involved with setting standards for computers and communications IEEE 802 11 A set of specifications for LANs from The Institute of Electrical and Electronics Engineers IEEE Most wired networks conform to 802 3 the specification for CSMA CD based Ethernet networks or 802 5 the specification for token ring networks 802 11 defines the standard for wireless LANs encompassing three incompatible non interoperable technologies Frequency Hopping Spread Spectrum FHSS Direct Sequence Spread Spectrum DSSS and Infrared WECA s Wireless Ethernet Compatibility Alliance now Wi Fi Alliance focus is on 802 11b an 11 Mbps high rate DSSS standard for wireless networks Infrastructure mode A client setting providing connectivity to an access point AP As compared to Ad Hoc mode whereby PCs communicate directly with each other clients set in Infrastructure Mode all pass data through a central AP The AP not only mediates wireless network traffic in the immediate neighborhood but also provides communication with the wired network See Ad Hoc and AP IP Internet Protocol address A 32 bit number that identifies each sender or receiver of information that is sent across the Internet An IP address has two parts an identifier of a particular network on the Internet and an identifier of the particular device which can be a server or a workstation within that network ISO Network Model A network model developed by the I
96. ment What are the Key Features of WPA and WPA2 Security The following security features are included in the WPA and WPA2 standard e WPA and WPA2 Authentication e WPA and WPA2 Encryption Key Management Temporal Key Integrity Protocol TKIP Michael message integrity code MIC AES support WPA2 requires hardware support e Support for a mixture of WPA WPA2 and WEP wireless clients to allow a migration strategy but mixing WEP and WPA WPA2 is discouraged These features are discussed below WPA WPA2 addresses most of the known WEP vulnerabilities and is primarily intended for wireless infrastructure networks as found in the enterprise This infrastructure includes stations access points and authentication servers typically RADIUS servers The RADIUS server holds or has access to user credentials for example user names and passwords and authenticates wireless users before they gain access to the network The strength of WPA WPA2 comes from an integrated sequence of operations that encompass 802 1 X EAP authentication and sophisticated key management and encryption techniques Its major operations include e Network security capability determination This occurs at the 802 11 level and is communicated through WPA information elements in Beacon Probe Response and Re Association Requests Information in these elements includes the authentication method 802 1X or Pre shared key and the preferred cipher suite WE
97. ms under consideration including one called MARS from a large research team at IBM AES is expected to replace WEP as a WLAN encryption method in 2003 2 Glossary 202 10060 02 February 2005 Reference Manual for the NETGEAR 54 Mbps Wireless Access Point WG602v3 Access Point AP A wireless LAN transceiver or base station that can connect a wired LAN to one or many wireless devices Access points can also bridge to each other There are various types of access points also referred to as base stations used in both wireless and wired networks These include bridges hubs switches routers and gateways The differences between them are not always precise because certain capabilities associated with one can also be added to another For example a router can do bridging and a hub may also be a switch But they are all involved in making sure data is transferred from one location to another A bridge connects devices that all use the same kind of protocol A router can connect networks that use differing protocols It also reads the addresses included in the packets and routes them to the appropriate computer station working with any other routers in the network to choose the best path to send the packets on A wireless hub or access point adds a few capabilities such as roaming and provides a network connection to a variety of clients but it does not allocate bandwidth A switch is a hub that has extra intelligence It can read the
98. ng other things your IP address subnet mask and default gateway From the drop down box select your Ethernet adapter The window is updated to show your settings which should match the values below if you are using the default TCP IP settings that NETGEAR recommends for connecting through a router or gateway e The IP address is between 192 168 0 2 and 192 168 0 254 e The subnet mask is 255 255 255 0 e The default gateway is 192 168 0 1 Configuring Windows 2000 or XP for TCP IP Networking As part of the PC preparation process you may need to install and configure TCP IP on each networked PC Before starting locate your Windows CD you may need to insert it during the TCP IP installation process Installing or Verifying Windows Networking Components To install or verify the necessary components for IP networking 1 On the Windows taskbar click the Start button point to Settings and then click Control Panel 2 Double click the Network and Dialup Connections icon 3 Ifan Ethernet adapter is present in your PC you should see an entry for Local Area Connection Double click that entry 4 Select Properties 5 Verify that Client for Microsoft Networks and Internet Protocol TCP IP are present If not select Install and add them 6 Select Internet Protocol TCP IP click Properties and verify that Obtain an IP address automatically is selected 7 Click OK and close all Network and Dial
99. nique bit pattern which is used by the TCP IP software to identify the address class After the address class has been determined the software can correctly identify the host section of the address The follow figure shows the three main address classes including network and host sections of the address for each address type C 2 Network Routing Firewall and Cabling Basics 202 10060 02 February 2005 Reference Manual for the NETGEAR 54 Mbps Wireless Access Point WG602v3 Class A Network Node Class B Network Node Class C Network Node Figure C 1 Three Main Address Classes The five address classes are Class A Class A addresses can have up to 16 777 214 hosts on a single network They use an eight bit network number and a 24 bit node number Class A addresses are in this range E a a EO 126 Rex Class B Class B addresses can have up to 65 354 hosts on a network A Class B address uses a 16 bit network number and a 16 bit node number Class B addresses are in this range 128 142x to 191 254 x Class C Class C addresses can have 254 hosts on a network Class C addresses use 24 bits for the network address and eight bits for the node They are in this range 192 30 dk BO 223 255 2594 X Class D Class D addresses are used for multicasts messages sent to many hosts Class D addresses are in this range 224 20 50 0 CO 239 259 255 259
100. nt Note This procedure which uses a static IP configuration If WG602v3 has already been installed or it is connected to a network where there as a DHCP server as commonly found in home routers you can the NetBIOS login described in How to Log In to the WG602v3 Using Its Default NetBIOS Name on page 3 9 b Open a Web browser such as Internet Explorer or Netscape Navigator c Connect to the WG602v3 by entering its default address of http 192 168 0 227 into your browser ddress 192 168 0 227 v d A login window like the one shown below opens Enter Network Password Please type your user name and password Site 192 168 0227 Realm WGBb02 3 User Name admin Password I Save this password in pour password list Cancel Figure 3 3 Login window Basic Installation and Configuration 3 5 202 10060 02 February 2005 Reference Manual for the NETGEAR 54 Mbps Wireless Access Point WG602v3 When prompted enter admin for the user name and password for the password both in lower case letters Click IP Settings and configure the IP Settings according to your network setup e Configure the wireless interface for wireless access See the online help or the Understanding the Basic Wireless Settings on page 3 11 for full instructions Note You must set the Regulatory Domain It may not be legal to operate the wireless access point in a region other than one of those identified in this fiel
101. nternational Standards Organization ISO that consists of seven different levels or layers By standardizing these layers and the interfaces in between different portions of a given protocol can be modified or changed as technologies advance or systems requirements are altered The seven layers are e Physical e Data Link e Network e Transport e Session e Presentation e Application The IEFE 802 11 Standard encompasses the physical layer PHY and the lower portion of the data link layer The lower portion of the data link layer is often referred to as the Medium Access Controller MAC sublayer Glossary 7 202 10060 02 February 2005 Reference Manual for the NETGEAR 54 Mbps Wireless Access Point WG602v3 MAC Media Access Control Every wireless 802 11 device has its own specific MAC address hard coded into it This unique identifier can be used to provide security for wireless networks When a network uses a MAC table only the 802 11 radios that have had their MAC addresses added to that network s MAC table will be able to get onto the network Mesh Networks Also called mesh topology mesh is a network topology in which devices are connected with many redundant interconnections between network nodes In a full mesh topology every node has a connection to every other node in the network Mesh networks may be wired or wireless Mesh network In a wireless mesh example each of the spheres below represent a mesh rou
102. nternet through the translated connection All incoming inquiries are filtered out by the router This filtering can prevent intruders from probing your system However using port forwarding you can allow one PC for example a Web server on your local network to be accessible to outside users For more information about IP address translation refer to RFC 1631 The IP Network Address Translator NAT IP Configuration by DHCP When an IP based local area network is installed each PC must be configured with an IP address If the PCs need to access the Internet they should also be configured with a gateway address and one or more DNS server addresses As an alternative to manual configuration there is a method by which each PC on the network can automatically obtain this configuration information A device on the network may act as a Dynamic Host Configuration Protocol DHCP server The DHCP server stores a list or pool of IP addresses along with other information such as gateway and DNS addresses that it may assign to the other devices on the network C 8 Network Routing Firewall and Cabling Basics 202 10060 02 February 2005 Reference Manual for the NETGEAR 54 Mbps Wireless Access Point WG602v3 The router functions as a DHCP client when connecting to the ISP The firewall can automatically obtain an IP address subnet mask DNS server addresses and a gateway address if the ISP provides this information by DHCP Domain Nam
103. ntication mode if any and encryption in use WPA is not available in bridge modes All Point to Point APs must have AP2 s MAC address in its Remote AP MAC address table If MAC access control list security is enabled on the APs verify that the MAC access control lists on each AP are complete and accurate Verify connectivity across the LANs If you check the Enable Wireless Client Association checkbox wireless clients will also be able to use the AP A computer on any LAN segment should be able to connect to the Internet or share files and printers with any other PCs or servers connected to any of the three LAN segments If Access Control Lists are enabled on the APs only computers in the access control list will be able to use the AP Note You can extend this multi point bridging by adding additional WG602v3s configured in Point to Point mode for additional wireless LAN segments How to Configure Wireless Repeating i AP 4 AP3 f H e z Wireless ce AP in J Repeater Mode AP in Repeater Mode Associated with AP1 x AA x A with Z client associations with client associations AP2 7 EEF F Router AP in Repeater Mode Wireless PC wa f with client associations Associated with AP3 a 192 168 0 1 LAN a Segment 1 fe Wireless PC Associated with AP2 Figure 5 5 Multi Point repeating 5 6 Advanced Configuration 202 10060 02 February 2005 Reference Manual for the NETGEAR 54 Mbps
104. nvieieiasnavianisrsonceninanna Orr DHCP Configuration of TCP IP in Windows 2000 cecceecceseeeeeeeeseeeeeteteeeeeeaee C 9 Verifying TCP IP Properties for Windows XP or 2000 ccsccssstessssneenneees G11 Glossary vi Contents 202 10060 02 February 2005 Chapter 1 About This Manual This chapter describes the intended audience scope conventions and formats of this manual Audience Scope Conventions and Formats This reference manual assumes that the reader has basic to intermediate computer and Internet skills However basic computer network Internet firewall and VPN technologies tutorial information is provided in the Appendices and on the Netgear website This guide uses the following typographical conventions Table 1 1 Typographical Conventions italics Emphasis books CDs URL names bold User input fixed Screen text file and server names extensions commands IP addresses This guide uses the following formats to highlight special messages Ct Note This format is used to highlight information of importance or special interest This manual is written for the WG602v3 Access Point according to these specifications Table 1 2 Manual Scope Product Version NETGEAR WG602v3 54 Mbps Wireless Access Point Manual Publication Date February 2005 Note Product updates are available on the NETGEAR Inc Web site at gt http kbserver netgear com prod
105. pes of intrusions the firewall can fend off the hacker by discarding all further packets from the hacker s IP address for a period of time Stateful Packet Inspection Unlike simple Internet sharing routers a firewall uses a process called stateful packet inspection to ensure secure firewall filtering to protect your network from attacks and intrusions Since user level applications such as FTP and Web browsers can create complex patterns of network traffic it is necessary for the firewall to analyze groups of network connection states Using Stateful Packet Inspection an incoming packet is intercepted at the network layer and then analyzed for state related information associated with all network connections A central cache within the firewall keeps track of the state information associated with all network connections All traffic passing through the firewall is analyzed against the state of these connections in order to determine whether or not it will be allowed to pass through or rejected Denial of Service Attack A hacker may be able to prevent your network from operating or communicating by launching a Denial of Service DoS attack The method used for such an attack can be as simple as merely flooding your site with more requests than it can handle A more sophisticated attack may attempt to exploit some weakness in the operating system used by your router or gateway Some operating systems can be disrupted by simply sending a packet wi
106. r PCs work If they do ensure that your PCs TCP IP settings are correct If using a Fixed Static IP Address check the Subnet Mask Default Gateway DNS and IP Addresses e If the PCs are configured correctly but still not working ensure that the WG602Vv3 is connected and turned on Connect to it and check its settings If you cannot connect to it check the LAN and power connections e If the WG602v3 is configured correctly check your Internet connection DSL Cable modem etc to make sure that it is working correctly Using the Reset Button to Restore Factory Default Settings The Reset button see WG602v3 Wireless Access Point Rear Panel on page 2 6 has two functions e Reboot When pressed and released quickly the WG602v3 will reboot restart e Reset to Factory Defaults This button can also be used to clear ALL data and restore ALL settings to the factory default values To clear all data and restore the factory default values 1 Use something with a small point such as a pen to press the Reset button in for at least 10 seconds 2 Release the Reset button The factory default configuration has now been restored and the WG602Vv3 is ready for use Troubleshooting 6 3 202 10060 02 February 2005 Reference Manual for the NETGEAR 54 Mbps Wireless Access Point WG602v3 6 4 202 10060 02 February 2005 Troubleshooting Reference Manual for the NETGEAR 54 Mbps Wireless Access Point WG602v3
107. r Reset amp Restore RJ 45 Ethernet Detachable Socket Button Port Antenna Figure 2 2 WG602v3 rear panel Power Socket This socket connects to the WG602v3 power adapter Reset and Restore to Factory Defaults Button The reset and restore to defaults button located between the Ethernet RJ 45 connector and the power socket resets the WG602v3 when pushed once or restores to the factory default settings when pushed and held for 10 seconds RJ 45 Ethernet Port Use the WG602v3 Ethernet RJ 45 port to connect to an Ethernet LAN through a device such as a hub switch or router Detachable Antenna The WG602v3 provides a detachable antenna Be sure the antenna is securely fastened 2 6 Introduction 202 10060 02 February 2005 Chapter 3 Basic Installation and Configuration This chapter describes how to set up your NETGEAR WG602v3 54 Mbps Wireless Access Point for wireless connectivity to your LAN This basic configuration will enable computers with 802 11b or 802 11g wireless adapters to do such things as connect to the Internet or access printers and files on your LAN You need to prepare these three things before you can establish a connection through your wireless access point e A location for the WG602v3 that conforms to the guidelines below e A device such as a hub switch router or Cable DSL gateway e One or more computers with properly configured 802 11b or 802 11g wireless adapters Observing Placement and Rang
108. r ects snsnardscadiunsextsansndeks dasha asurbadunadvarhantdaduaessiinuocssashunsunentadleuuers B 9 Routing PROBES sisii a LEO PI o sil aganiaendeaabiaad ea aay Dee tia Moodle ahh atedeienieea Madeleines B 9 MAC Addresses and ARP cicinsdsscccccsdeoinatotevcimmpaonineenecsiendaeeetardennominaneeodaa BP entire Security and Firewalls sccsirisaomminioninoaain a EEO Demalol Sente AACR acca yslend bantlain pastas nes oann a B 11 Ethernet CABDINO rasina rnn a aE e aE A EE i aaa B 11 Categor S Cable Qualy scierie piei i BA Inside Teisted Palit Gas aariin aa a a B Uplink Switches Crossover Cables and MDI MDIX Switching Appendix D Preparing Your PCs for Network Access Stateful Packet Inspection EE E sitet Rite Preparing Your Computers for TCP IP Networking cccsceeseeesseeteeeseteeensertreetseees OWT Configuring Windows 98 and Me for TCP IP Networking c eeeseseeseesseteteetneeees O72 Installing or Verifying Windows Networking Component eee C 2 Enabling DHCP to Automatically Configure TCP IP Settings ceeseeeeseeeetereeees O78 Selecting the Windows Internet Access Method a Verifying TCPAP Properties for Windows 98 OF MG s isssiseissssrsinaeiuiisiisenin GE Configuring Windows 2000 or XP for TCP IP Networking ce cceeceeeeeeeeeeeeteeeeeeeeee 6 Installing or Verifying Windows Networking Components DHCP Configuration of TCPAP in Windows AP ss ssiscssa
109. r free or for a fee HotSpots can be inside a coffee shop airport lounge train station convention center hotel or any other public meeting area Corporations and campuses are also implementing HotSpots to provide wireless Internet access to their visitors and guests In some parts of the world HotSpots are known as CoolSpots Hub A multiport device used to connect PCs to a network via Ethernet cabling or via Wi Fi Wired hubs can have numerous ports and can transmit data at speeds ranging from 10 Mbps to multigigabyte speeds per second A hub transmits packets it receives to all the connected ports A small wired hub may only connect 4 computers a large hub can connect 48 or more Wireless hubs can connect hundreds HZ hertz The international unit for measuring frequency equivalent to the older unit of cycles per second One megahertz MHz is one million hertz One gigahertz GHz is one billion hertz The standard US electrical power frequency is 60 Hz the AM broadcast radio frequency band is 535 1605 kHz the FM broadcast radio frequency band is 88 108 MHz and wireless 802 11b LANs operate at 2 4 GHz 6 Glossary 202 10060 02 February 2005 Reference Manual for the NETGEAR 54 Mbps Wireless Access Point WG602v3 IEEE Institute of Electrical and Electronics Engineers A membership organization www ieee org that includes engineers scientists and students in electronics and allied fields It has more than 300 000
110. re and the key size you want to use Typically there are three WEP Encryption options available for 802 11 products 1 Do Not Use WEP The 802 11 network does not encrypt data For authentication purposes the network uses Open System Authentication 2 Use WEP for Encryption A transmitting 802 11 device encrypts the data portion of every packet it sends using a configured WEP Key The receiving device decrypts the data using the same WEP Key For authentication purposes the network uses Open System Authentication 3 Use WEP for Authentication and Encryption A transmitting 802 11 device encrypts the data portion of every packet it sends using a configured WEP Key The receiving device decrypts the data using the same WEP Key For authentication purposes the wireless network uses Shared Key Authentication Note Some 802 11 access points also support Use WEP for Authentication Only Shared Key Authentication without data encryption Wireless Networking Basics B 5 202 10060 02 February 2005 Reference Manual for the NETGEAR 54 Mbps Wireless Access Point WG602v3 Key Size The IEEE 802 11 standard supports two types of WEP encryption 40 bit and 128 bit The 64 bit WEP data encryption method allows for a five character 40 bit input Additionally 24 factory set bits are added to the forty bit input to generate a 64 bit encryption key The 24 factory set bits are not user configurable This encryption key will be used to encrypt
111. rence Manual for the NETGEAR 54 Mbps Wireless Access Point WG602v3 As a recent development the debate over the legality of warchalking is still going on The practice stems from the U S Depression era culture of wandering hobos who would make marks outside of homes to indicate to other wanderers whether the home was receptive to drifters or was inhospitable War Driving War driving is the act of locating and possibly exploiting connections to wireless local area networks while driving around a city or elsewhere To do war driving you need a vehicle a computer which can be a laptop a wireless Ethernet card set to work in promiscuous mode and some kind of an antenna which can be mounted on top of or positioned inside the car Because a wireless LAN may have a range that extends beyond an office building an outside user may be able to intrude into the network obtain a free Internet connection and possibly gain access to company records and other resources Some people have made a sport out of war driving in part to demonstrate the ease with which wireless LANs can be compromised With an omnidirectional antenna and a geophysical positioning system GPS the war driver can systematically map the locations of 802 11b wireless access points WEP Wired Equivalent Privacy Basic wireless security provided by Wi Fi In some instances WEP may be all a home or small business user needs to protect wireless data WEP is available in 40 bit
112. ress Operation Using NAT In the past if multiple PCs on a LAN needed to access the Internet simultaneously you had to obtain a range of IP addresses from the ISP This type of Internet account is more costly than a single address account typically used by a single user with a modem rather than a router The WG602v3 Access Point employs an address sharing method called Network Address Translation NAT This method allows several networked PCs to share an Internet account using only a single IP address which may be statically or dynamically assigned by your ISP The router accomplishes this address sharing by translating the internal LAN IP addresses to a single address that is globally unique on the Internet The internal LAN IP addresses can be either private addresses or registered addresses For more information about IP address translation refer to RFC 1631 The IP Network Address Translator NAT Network Routing Firewall and Cabling Basics C 7 202 10060 02 February 2005 Reference Manual for the NETGEAR 54 Mbps Wireless Access Point WG602v3 The following figure illustrates a single IP address operation Private IP addresses assigned by user IP addresses assigned by ISP 192 168 0 2 Sader Bom Bees mo Leri Figure C 3 Single IP Address Operation Using NAT This scheme offers the additional benefit of firewall like protection because the internal LAN addresses are not available to the I
113. rk operating at 10 Mbits second 1OBASE T will often tolerate low quality cables but at 100 Mbits second LOBASE Tx the cable must be rated as Category 5 or Cat 5 by the Electronic Industry Association EIA This rating will be printed on the cable jacket A Category 5 cable will meet specified requirements regarding loss and crosstalk In addition there are restrictions on maximum cable length for both 10 and 100 Mbits second networks C 12 Network Routing Firewall and Cabling Basics 202 10060 02 February 2005 Reference Manual for the NETGEAR 54 Mbps Wireless Access Point WG602v3 Inside Twisted Pair Cables For two devices to communicate the transmitter of each device must be connected to the receiver of the other device The crossover function is usually implemented internally as part of the circuitry in the device Computers and workstation adapter cards are usually media dependent interface ports called MDI or uplink ports Most repeaters and switch ports are configured as media dependent interfaces with built in crossover ports called MDI X or normal ports Auto Uplink technology automatically senses which connection MDI or MDI X is needed and makes the right connection Figure C 4 illustrates straight through twisted pair cable Key A UPLINK OR MDI PORT as on a PC B Normal or MDI X port as on a hub or switch 1 2 3 6 Pin numbers Figure C 4 Straight Through Twisted Pair Cable Figure C 5 illustr
114. ryption Type Access Control netgear10a512 00 0F B5 10 A5 12 None V1 0 5RC6 192 168 0 227 255 255 255 0 0 0 0 0 Enable NETGEAR 1142 462GHz OFF Disable Figure 3 5 Login result WG602v3 home page The browser will then display the WG602v3 settings home page When the wireless access point is connected to the Internet click the Knowledge Base or the Documentation link under the Web Support menu to view support information or the documentation for the wireless access point If you do not click Logout the wireless access point will wait 5 minutes after there is no activity before it automatically logs you out 3 8 Basic Installation and Configuration 202 10060 02 February 2005 Reference Manual for the NETGEAR 54 Mbps Wireless Access Point WG602v3 How to Log In to the WG602v3 Using Its Default NetBIOS Name The NETGEAR WG602v3 54 Mbps Wireless Access Point can be configured remotely from Microsoft Internet Explorer browser version 5 0 or above or Netscape Navigator Web browser version 4 78 or above You can connect to the WG602v3 by using its default NetBIOS name or its default IP address The instructions for connecting using the default NetBIOS name are below The instructions for connecting using the default IP address follow this section 1 Determine the NetBIOS name of your access point To find the NetBIOS name refer to the labels on the bottom of your access point The access point NetBIOS name is
115. s Access Point WG602v3 Configuring Windows 98 and Me for TCP IP Networking As part of the PC preparation process you may need to install and configure TCP IP on your PC Before starting locate your Windows CD you may need to insert it during the TCP IP installation process Installing or Verifying Windows Networking Components To install or verify the necessary components for IP networking 1 On the Windows taskbar click the Start button point to Settings and then click Control Panel 2 Double click the Network icon The Network window opens which displays a list of installed components Ca zx Configuration Identification Access Control The following network components are installed E Client for Microsoft Networks NETGEAR M4101 USB Adapter YT TCP IP Primary Network Logon Client for Microsoft Networks bd Eile and Print Sharing Description You must have an Ethernet adapter or an WG602v3 the TCP IP protocol and the Client for Microsoft Networks Note It is not necessary to remove any other network components shown in the Network window in order to install the adapter TCP IP or Client for Microsoft Networks gt D 2 Preparing Your PCs for Network Access 202 10060 02 February 2005 Reference Manual for the NETGEAR 54 Mbps Wireless Access Point WG602v3 If you need to add TCP IP a Click the Add button b Select Protocol and then click Add c Sel
116. s a software upgrade The main pieces of the 802 111 draft that are not included in Wi Fi Protected Access are secure IBSS secure fast handoff secure de authentication and disassociation as well as enhanced encryption protocols such as AES CCMP These features are either not yet ready for market or will require hardware upgrades to implement Wi Fi Protected Access for the Enterprise Wi Fi Protected Access effectively addresses the WLAN security requirements for the enterprise and provides a strong encryption and authentication solution prior to the ratification of the IEEE 802 111 standard In an enterprise with IT resources Wi Fi Protected Access should be used in conjunction with an authentication server such as RADIUS to provide centralized access control and management With this implementation in place the need for add on solutions such as VPNs may be eliminated at least for the express purpose of securing the wireless link in a network Wi Fi Protected Access for Home SOHO In a home or Small Office Home Office SOHO environment where there are no central authentication servers or EAP framework Wi Fi Protected Access runs in a special home mode This mode also called Pre Shared Key PSK allows the use of manually entered keys or passwords and is designed to be easy to set up for the home user All the home user needs to do is enter a password also called a master key in their access point or home wireless gateway and each PC that
117. sabled by default Management 202 10060 02 February 2005 Reference Manual for the NETGEAR 54 Mbps Wireless Access Point WG602v3 Viewing a List of Attached Devices The Station List page contains a table of all IP devices associated with the wireless access point in the wireless network defined by the Wireless Network Name SSID From the main menu of the browser interface under the Management heading click the Station List link to view the list shown below Station List Station ID MAC Address Channel Status Currently there are no wireless clients using this radio Figure 4 2 Information Station List of associated devices For each device the table shows the MAC address and whether the device is allowed to communicate with the wireless access point or not Note that if the wireless access point is rebooted the table data is lost until the wireless access point rediscovers the devices To force the wireless access point to look for associated devices click the Refresh button Note A wireless network can include multiple wireless access points all using the same network name SSID This enables extending the reach of the wireless network and allows users to roam from one access point to another providing seamless network connectivity Under these circumstances be aware that only the stations associated with this access point will be presented in the Station List Upgrading the Wireless Access Point Sof
118. serresrsssrnsens 3 3 Installing the NETGEAR WG602v3 54 Mbps Wireless Access Point cceeeeeee 3 4 Two Ways t Log Im to the WOGGUN oenina aiiai 3 6 How to Log in Using the Default IP Address of the WG602V8 nasissssssnnnnnnssnnnnnennn 3 7 Contents iii 202 10060 02 February 2005 How to Log In to the WG602v3 Using Its Default NetBIOS Name Using the Basic IP Settings Options siisscccsiscsessisedesececsdeeassniecentatensassccsetens Aes Understanding the Basic Wireless Settings c cccceeeseceeeeeeeeeeeeeeeeeeeeeseeeeeetteeeeee S 11 Understanding Wireless Security Options viae E E E a piormanon to Gather inde s Changing B Basic yaaa Biga iarria 15 bone to Configure WPA PSK Wireless phate Re nr ere renner rrr fy How to labia WERE POR hist priciest asic E EE E EE 8 Hoi to Restrict yirelesa rew aa MAC Airese E E O E E T di Chapter 4 Management viewing General MONCH crascanencsnennnnennn aaa A Viewing a List of Attached Devices ccccccseccssccssscesseccsseccseecseeeesecesseessascssescsatecseeeees O Upgrading the Wireless Access Point Software ere eT err ner 8 Rebooting and Resetting Factory Default nes se etl EEE te choca E A sie the WG602Vv3 to the oo Default Setings iastan miian 5 TA ie Avviisieies Pasenadi PE PREFE EN n46 Chapter 5 Advanced Configuration Understanding Advanced Wireless Settings scccesceeseceeteerseeeeeeeeneeteeeeetteeeeee D Configuring Wireless Distribution
119. sion 4 78 or above You can log in to the WG602v3 in these two ways e Using the Default IP Address of the WG602v3 is the most reliable 3 6 Basic Installation and Configuration 202 10060 02 February 2005 Reference Manual for the NETGEAR 54 Mbps Wireless Access Point WG602v3 Using the NetBIOS name of the WG602Vv3 is not as reliable as using the IP Address The procedures for these two ways of logging in to the WG602Vv3 are presented here How to Log in Using the Default IP Address of the WG602v3 I 192 168 0 227 is the default IP address of your access point However the WG602Vv3 is also set by default to be a DHCP client So if the WG602v3 has not yet been installed and there is no DHCP server on the network you can log in to the WG602v3 using its default IP address Otherwise you should use either the NetBIOS login described in How to Log In to the WG602v3 Using Its Default NetBIOS Name on page 3 9 or the procedure described in Set up the WG602v3 Access Point on page 3 4 which uses a static IP configuration Note The computer you are using to connect to the WG602v3 should be configured with an IP address that starts with 192 168 0 x and a Subnet Mask of 255 255 255 0 Open a Web browser such as Internet Explorer or Netscape Navigator Connect to the WG602v3 by entering its default address of http 192 168 0 227 into your browser ddress 192 168 0 227 A login window like the one shown
120. sions can be received well beyond your walls by anyone with a compatible adapter For this reason use the security features of your wireless equipment The WG602v3 Access Point provides highly effective security features which are covered in detail in this chapter Deploy the security features appropriate to your needs Wireless Data Security Options 7 Range Up to 300 Foot Radius a 1 Open System Easy but no security pam Wa6o2v3 2 MAC Access List No data security 3 WEP Secure but some vulnerabilities 4 WPA Very strong security Figure 3 1 WG602v3 wireless data security options There are several ways you can enhance the security of your wireless network e Restrict Access Based on MAC Address You can restrict access to only trusted PCs so that unknown PCs cannot wirelessly connect to the WG602v3 MAC address filtering adds an obstacle against unwanted access to your network but the data broadcast over the wireless link is fully exposed e Turn Off the Broadcast of the Wireless Network Name SSID If you disable broadcast of the SSID only devices that have the correct SSID can connect This nullifies the wireless network discovery feature of some products such as Windows XP but the data is still fully exposed to a determined snoop using specialized test equipment like wireless sniffers e Use WEP Wired Equivalent Privacy WEP data encryption provides data security WEP Shared Key authentication and WEP d
121. sover cable A special cable used for networking two computers without the use of a hub Crossover cables may also be required for connecting a cable or DSL modem to a wireless gateway or access point Instead of the signals transferring in parallel paths from one set of plugs to another the signals crossover If an eight wire cable was being used for instance the signal would start on pin one at one end of the cable and end up on pin eight at the other end They cross over from one side to the other CSMA CA Carrier Sense Multiple Action CSMA CA is the principle medium access method employed by IEEE 802 11 WLANs It is a listen before talk method of minimizing but not eliminating collisions caused by simultaneous transmission by multiple radios IEEE 802 11 states collision avoidance method rather than collision detection must be used because the standard employs half duplex radios radios capable of transmission or reception but not both simultaneously Unlike conventional wired Ethernet nodes a WLAN station cannot detect a collision while transmitting If a collision occurs the transmitting station will not receive an ACKnowledge packet from the intended receive station For this reason ACK packets have a higher priority than all other network traffic After completion of a data transmission the receive station will begin transmission of the ACK packet before any other node can begin transmitting a new data packet All other sta
122. t is g and b You can change the mode to g or b only Data Rate Shows the available transmit data rate of the wireless network The possible data rates supported are 1 Mbps 2 Mbps 5 5 Mbps 6 Mbps 9 Mbps 11 Mbps 12 Mbps 24 Mbps 36 Mbps 48 Mbps 54 Mbps and Best The default is Best 3 12 Basic Installation and Configuration 202 10060 02 February 2005 Reference Manual for the NETGEAR 54 Mbps Wireless Access Point WG602v3 Understanding Wireless Security Options To configure the wireless security options of your wireless access point click the Security Settings link in the Setup section of the main menu of the browser interface The Security Settings page appears as shown below Security Settings securty ype A Please select the security type to begin the security setting Apply Figure 3 10 Security Settings menu The list below identifies the various basic wireless security options A full explanation of these standards is available in Appendix B Wireless Networking Basics e Network Authentication Specifies the Authentication type used The default is Open System Select the desired option Open System If selected you have the option of using WEP encryption or no encryption This is the default Shared Key If selected you must use WEP at least one shared key must be entered Legacy 802 1x If selected you must configure the Radius Server Settings Screen
123. ter Corporate servers and printers may be shared by attaching to each mesh router For wireless access to the mesh an access point must be attached to any one of the mesh routers Multiple Input Multiple Output MIMO MIMO refers to radio links with multiple antennas at the transmitter and the receiver side to improve the performance of the wireless link NAT Network Address Translation A network capability that enables a houseful of computers to dynamically share a single incoming IP address from a dial up cable or xDSL connection NAT takes the single incoming IP address and creates new IP address for each client computer on the network Network name Identifies the wireless network for all the shared components During the installation process for most wireless networks you need to enter the network name or SSID Different network names are used when setting up your individual computer wired network or workgroup 8 Glossary 202 10060 02 February 2005 Reference Manual for the NETGEAR 54 Mbps Wireless Access Point WG602v3 NIC Network Interface Card A type of PC adapter card that either works without wires Wi Fi or attaches to a network cable to provide two way communication between the computer and network devices such as a hub or switch Most office wired NICs operate at 10 Mbps Ethernet 100 Mbps Fast Ethernet or 10 100 Mbps dual speed High speed Gigabit and 10 Gigabit NIC cards are also available See PC Card
124. th incorrect length information Ethernet Cabling Although Ethernet networks originally used thick or thin coaxial cable most installations currently use unshielded twisted pair UTP cabling The UTP cable contains eight conductors arranged in four twisted pairs and terminated with an RJ45 type connector A normal straight through UTP Ethernet cable follows the EI A568B standard wiring as described below in Table C 1 Network Routing Firewall and Cabling Basics C 11 202 10060 02 February 2005 Reference Manual for the NETGEAR 54 Mbps Wireless Access Point WG602v3 Table C 1 UTP Ethernet cable wiring straight through Pin Wire color Signal 1 Orange White Transmit Tx 2 Orange Transmit Tx 3 Green White Receive Rx 4 Blue 5 Blue White 6 Green Receive Rx 7 Brown White 8 Brown Category 5 Cable Quality Category 5 distributed cable that meets ANSI EIA TIA 568 A building wiring standards can be a maximum of 328 feet ft or 100 meters m in length divided as follows 20 ft 6 m between the hub and the patch panel if used 295 ft 90 m from the wiring closet to the wall outlet 10 ft 3 m from the wall outlet to the desktop device The patch panel and other connecting hardware must meet the requirements for 100 Mbps operation Category 5 Only 0 5 inch 1 5 cm of untwist in the wire pair is allowed at any termination point A twisted pair Ethernet netwo
125. the following a eave baba my Obtain an IP address automatically is selected If not selected click in the radio button to the left of it to select it C Specify an IP address This setting is required to enable the i n iP Aadress DHCP server to automatically assign an asia LYYryry IP address e Click OK to continue Restart the PC Repeat these steps for each PC with this version of Windows on your network Cancel Selecting the Windows Internet Access Method 1 On the Windows taskbar click the Start button point to Settings and then click Control Panel Double click the Internet Options icon Select I want to set up my Internet connection manually or I want to connect through a Local Area Network and click Next Select I want to connect through a Local Area Network and click Next Clear all check boxes in the LAN Internet Configuration screen and click Next Proceed to the end of the Wizard Verifying TCP IP Properties for Windows 98 or Me After your PC is configured and has rebooted you can check the TCP IP configuration using the utility winipcfg exe 1 On the Windows taskbar click the Start button and then click Run Preparing Your PCs for Network Access D 5 202 10060 02 February 2005 Reference Manual for the NETGEAR 54 Mbps Wireless Access Point WG602v3 Type winipcfg and then click OK The IP Configuration window opens which lists amo
126. the free Adobe Acrobat reader installed in order to view and print PDF files The Acrobat reader is available on the Adobe Web site at http www adobe com Click the print icon in the upper left of the window Tip If your printer supports printing two pages on a single sheet of paper you can save paper and printer ink by selecting this feature Printing the Full Manual Use the Complete PDF Manual link at the top left of any page Click the Complete PDF Manual link at the top left of any page in the manual The PDF version of the complete manual opens in a browser window Click the print icon in the upper left of the window Tip If your printer supports printing two pages on a single sheet of paper you can save paper and printer ink by selecting this feature About This Manual 1 3 202 10060 02 February 2005 Reference Manual for the NETGEAR 54 Mbps Wireless Access Point WG602v3 1 4 About This Manual 202 10060 02 February 2005 Chapter 2 Introduction This chapter introduces the NETGEAR NETGEAR WG602v3 54 Mbps Wireless Access Point Minimal prerequisites for installation are presented in System Requirements on page 2 4 About the NETGEAR WG602v3 54 Mbps Wireless Access Point The NETGEAR WG602v3 54 Mbps Wireless Access Point is the basic building block of a wireless LAN infrastructure It provides connectivity between wired Ethernet networks and radio equipped wireless notebook systems desktop systems
127. the procedure above except select the Block radio button Basic Installation and Configuration 3 21 202 10060 02 February 2005 Reference Manual for the NETGEAR 54 Mbps Wireless Access Point WG602v3 3 22 Basic Installation and Configuration 202 10060 02 February 2005 Chapter 4 Management This chapter describes how to use the management features of your NETGEAR WG602v3 54 Mbps Wireless Access Point These features can be found under the Management heading in the main menu of the browser interface Viewing General Information The Information summarizes of the current WG602v3 configuration settings From the main menu of the browser interface click Information to view the system status screen shown below Information Access Point Information Access Point Name netgear10a512 MAC Address 00 0F 85 10 45 12 Region None Firmware Version V1 0 5RC6 Current IP Settings IP Address 192 168 0 227 Subnet Mask 255 255 255 0 Default Gateway 0 0 0 0 DHCP Client Enable Current Wireless Settings Wireless Network Name SSID NETGEAR Channel 11 2 462GHz Encryption Type OFF Access Control Disable Figure 4 1 Wireless Access Point Status screen Management 4 1 202 10060 02 February 2005 Reference Manual for the NETGEAR 54 Mbps Wireless Access Point WG602v3 This screen shows the following parameters Table 4 1 General Information Fields Field Description Access Point Information
128. the settings for your wireless network Either way record the settings for your wireless network in the spaces below e Wireless Network Name SSID The SSID identifies the wireless network You can use up to 32 alphanumeric characters The SSID is case sensitive The SSID in the wireless adapter card must match the SSID of the wireless access point In some configuration utilities such as in Windows XP the term wireless network name is used instead of SSID If WEP Authentication is Used Circle one Open System Shared Key or Auto Note If you select Shared Key the other devices in the network will not connect unless they are set to Shared Key as well and are configured with the correct key WEP Encryption key size Choose one 64 bit or 128 bit Again the encryption key size must be the same for the wireless adapters and the wireless access point Data Encryption WEP Keys There are two methods for creating WEP data encryption keys Whichever method you use record the key values in the spaces below e Passphrase method These characters are case sensitive Enter a word or group of printable characters and click the Generate Keys button Not all wireless devices support the passphrase method e Manual method These values are not case sensitive For 64 bit WEP enter 10 hex digits any combination of 0 9 or a f For 128 bit WEP enter 26 hex digits Key 1 Key 2 Key 3 Key 4 e If WPA PSK or WPA2 PSK Auth
129. tions must wait a longer pseudo randomized period of time before transmitting If an ACK packet is not received the transmitting station will wait for a subsequent opportunity to retry transmission 4 Glossary 202 10060 02 February 2005 Reference Manual for the NETGEAR 54 Mbps Wireless Access Point WG602v3 CSMA CD Carrier Sense Multiple Action Collision Detection A method of managing traffic and reducing noise on an Ethernet network A network device transmits data after detecting that a channel is available However if two devices transmit data simultaneously the sending devices detect a collision and retransmit after a random time delay DHCP Dynamic Host Configuration Protocol A utility that enables a server to dynamically assign IP addresses from a predefined list and limit their time of use so that they can be reassigned Without DHCP an IT Manager would have to manually enter in all the IP addresses of all the computers on the network When DHCP is used whenever a computer logs onto the network it automatically gets an IP address assigned to it Diversity antenna A type of antenna system that uses two antennas to maximize reception and transmission quality and reduce interference DNS Domain Name System A program that translates URLs to IP addresses by accessing a database maintained on a collection of Internet servers The program works behind the scenes to facilitate surfing the Web with alpha versus numeric
130. tware Note When uploading software to the WG602v3 Access Point it is important not to a interrupt the Web browser by closing the window clicking a link or loading a new page If the browser is interrupted the upload may fail corrupt the software and render the WG602v3 completely inoperable Management 4 3 202 10060 02 February 2005 Reference Manual for the NETGEAR 54 Mbps Wireless Access Point WG602v3 You cannot perform the firmware upgrade from a workstation connected to the WG602v3 via a wireless link The firmware upgrade must be performed via a workstation connected to the WG602v3 via the Ethernet LAN interface The software of the WG602v3 Access Point is stored in FLASH memory and can be upgraded as new software is released by NETGEAR Upgrade files can be downloaded from the NETGEAR Web site If the upgrade file is compressed ZIP file you must first extract the image IMG file before sending it to the wireless access point The upgrade file can be sent using your browser Note The Web browser used to upload new firmware into the WG602v3 must support HTTP uploads such as Microsoft Internet Explorer 5 0 or above or Netscape Navigator 4 78 or above 1 Download the new software file from NETGEAR save it to your hard disk and unzip it Upgrade Firmware Locate and select the upgrade file from your hard disk Browse Figure 4 3 WG602v3 Upgrade Firmware page 2 From the main
131. twerks v Internet Protocol TCP IP Install Unnstall Propeties r Dasc iption Transmission Control P otocol Internet Protocol The defaul wide area network srotoccl that piovides communication ecross diverse intercornected networks MV Show iconin taskbar when connected With Internet Protocol TCP IP selected click Properties to open the Internet Protocol TCP IP Properties dialogue box Verify that e Obtain an IP address automatically is selected e Obtain DNS server address automatically is selected Click OK to return to Local Area Connection Properties Click OK again to complete the configuration process Restart the PC Repeat these steps for each PC with this version of Windows on your network Internet Protocol TCP IP Properties General 21 xi You can get IP settings assigned automatically if your network supports this capability Otherwise you need to ask your network administrator for the appropriate IP settings Obtain an IP address automatically C Use the following IP address IP addres me Subnet mask areal Default gateway HE ene Obtain DNS server address automatically C Use the following DNS server addresses Prefere DNS D 10 Preparing Your PCs for Network Access 202 10060 02 February 2005 Reference Manual for the NETGEAR 54 Mbps Wireless Access Point WG602v3 Verifying TCP IP Prop
132. ucts WG602v3 asp About This Manual 1 1 202 10060 02 February 2005 Reference Manual for the NETGEAR 54 Mbps Wireless Access Point WG602v3 How to Use This Manual The HTML version of this manual includes the following e Buttons gt and lt for browsing forwards or backwards through the manual one page at a time e A button that displays the table of contents and an button Double click on a link in the table of contents or index to navigate directly to where the topic is described in the manual e A Knowledge Base button to access the full NETGEAR Inc online knowledge base for the product model e Links to PDF versions of the full manual and individual chapters 1 2 About This Manual 202 10060 02 February 2005 Reference Manual for the NETGEAR 54 Mbps Wireless Access Point WG602v3 How to Print this Manual To print this manual you can choose one of the following several options according to your needs e Printing a Page in the HTML View Each page in the HTML version of the manual is dedicated to a major topic Use the Print button on the browser toolbar to print the page contents e Printing a Chapter Use the PDF of This Chapter link at the top left of any page Click the PDF of This Chapter link at the top right of any page in the chapter you want to print The PDF version of the chapter you were viewing opens in a browser window Note Your computer must have
133. up Connections windows 8 Then restart your PC D 6 Preparing Your PCs for Network Access 202 10060 02 February 2005 Reference Manual for the NETGEAR 54 Mbps Wireless Access Point WG602v3 DHCP Configuration of TCP IP in Windows XP You will find there are many similarities in the procedures for different Windows systems when using DHCP to configure TCP IP The following steps will walk you through the configuration process for each of these versions of Windows In Windows XP and 2000 systems locate your Network Neighborhood icon e Select Control Panel from the Windows XP Start Menu e Select the Network Connections icon on the Control Panel This will take you to the next step Local Area Connection Network Tasks Y Local Area Connection 3 Now the Network Connection window See Also displays i Network Troubleshooter The Connections List shows all the Other Places network connections set up on the PC Be Control Panel located to the right of the window E network Documents e Right click the Connection with the F Computer wireless icon and choose Status Details Network Connections System Folder Preparing Your PCs for Network Access D 7 202 10060 02 February 2005 Reference Manual for the NETGEAR 54 Mbps Wireless Access Point WG602v3 Now you should be at the Local Area Network Connection Status window This box displays the connection status duration speed and activ
134. uration 5 1 202 10060 02 February 2005 Reference Manual for the NETGEAR 54 Mbps Wireless Access Point WG602v3 e RTS Threshold Request to Send Threshold The packet size that is used to determine if it should use the CSMA CD Carrier Sense Multiple Access with Collision Detection mechanism or the CSMA CA mechanism for packet transmission With the CSMA CD transmission mechanism the transmitting station sends out the actual packet as soon as it has waited for the silence period With the CSMA CA transmission mechanism the transmitting station sends out an RTS packet to the receiving station and waits for the receiving station to send back a CTS Clear to Send packet before sending the actual packet data The default is 2346 e Fragmentation Length This is the maximum packet size used for fragmentation Packets larger than the size programmed in this field will be fragmented The Fragment Threshold value must be larger than the RTS Threshold value The default is 2346 e Beacon Interval The Beacon Interval specifies the interval time between 20ms and 1000ms for each beacon transmission The default is 100 e DTIM Interval The DTIM Delivery Traffic Indication Message specifies the data beacon rate between 1 and 255 The default is 1 e Preamble Type A long transmit preamble may provide a more reliable connection or slightly longer range A short transmit preamble gives better performance Auto will automatically handle both long
135. ut address assignment refer to the IETF documents RFC 1597 Address Allocation for Private Internets and RFC 1466 Guidelines for Management of IP Address Space Internet Security and Firewalls When your LAN connects to the Internet through a router an opportunity is created for outsiders to access or disrupt your network A NAT router provides some protection because by the very nature of the process the network behind the router is shielded from access by outsiders on the Internet However there are methods by which a determined hacker can possibly obtain information about your network or at the least can disrupt your Internet access A greater degree of protection is provided by a firewall router C 10 Network Routing Firewall and Cabling Basics 202 10060 02 February 2005 Reference Manual for the NETGEAR 54 Mbps Wireless Access Point WG602v3 What is a Firewall A firewall is a device that protects one network from another while allowing communication between the two A firewall incorporates the functions of the NAT router while adding features for dealing with a hacker intrusion or attack Several known types of intrusion or attack can be recognized when they occur When an incident is detected the firewall can log details of the attempt and can optionally send email to an administrator notifying them of the incident Using information from the log the administrator can take action with the ISP of the hacker In some ty
136. utomatically radio button is selected Click the OK button i Obtain DNS server address automatically This completes the DHCP configuration in Use the following DNS server addresses Windows XP Repeat these steps for each PC with this version of Windows on your network DHCP Configuration of TCP IP in Windows 2000 After you install a network card TCP IP for Windows 2000 is configured and set to DHCP without your having to configure it However if there are problems follow the steps below to configure TCP IP with DHCP for Windows 2000 Click My Network Places icon on the Windows desktop This will bring up a window called Network and Dial up Connections e Right click Local Area Connection and select Properties Preparing Your PCs for Network Access D 9 202 10060 02 February 2005 Reference Manual for the NETGEAR 54 Mbps Wireless Access Point WG602v3 The Local Area Connection Properties dialog box appears Verify that you have the correct Ethernet card selected in the Connect using box and that the following two items are displayed and selected in the box of Components checked are used by this connection e Client for Microsoft Networks and e Internet Protocol TCP IP Click OK Sornect using a NETGEAR MAI01 USB Adapter Zomponenls chec lt ed are used by tris conrecton M E Client for Microsolt Networks O File and Pinter Sharing for Micrcsofl Ne
137. w IEEE 802 11b g wireless nodes communicate with each other using radio frequency signals in the ISM Industrial Scientific and Medical band between 2 4 GHz and 2 5 GHz Neighboring channels are 5 MHz apart However due to spread spectrum effect of the signals a node sending signals using a particular channel will utilize frequency spectrum 12 5 MHz above and below the center channel frequency As a result two separate wireless networks using neighboring channels for example channel 1 and channel 2 in the same general vicinity will interfere with each other Applying two channels that allow the maximum channel separation will decrease the amount of channel cross talk and provide a noticeable performance increase over networks with minimal channel separation The radio frequency channels used in 802 11b g networks are listed in Table B 2 Table B 2 802 11b g Radio Frequency Channels Channel Center Frequency Frequency Spread 1 2412 MHz 2399 5 MHz 2424 5 MHz 2417 MHz 2404 5 MHz 2429 5 MHz 2422 MHz 2409 5 MHz 2434 5 MHz Wireless Networking Basics B 7 202 10060 02 February 2005 Reference Manual for the NETGEAR 54 Mbps Wireless Access Point WG602v3 Table B 2 802 11b g Radio Frequency Channels Channel Center Frequency Frequency Spread 4 2427 MHz 2414 5 MHz 2439 5 MHz 5 2432 MHz 2419 5 MHz 2444 5 MHz 6 2437 MHz 2424 5 MHz 2449 5 MHz 7 2442 MHz 2429 5 MHz
138. ween the various technology families The 802 subgroup of the IEEE develops standards for local and wide area networks with the 802 11 section reviewing and creating standards for wireless local area networks Wi Fi 802 11 is composed of several standards operating in different radio frequencies 802 11b is a standard for wireless LANs operating in the 2 4 GHz spectrum with a bandwidth of 11 Mbps 802 1lais a different standard for wireless LANs and pertains to systems operating in the 5 GHz frequency range with a bandwidth of 54 Mbps Another standard 802 11g is for WLANS operating in the 2 4 GHz frequency but with a bandwidth of 54 Mbps 802 11a Standard An IEEE specification for wireless networking that operates in the 5 GHz frequency range 5 15 GHz to 5 85 GHz with a maximum 54 Mbps data transfer rate The 5 GHz frequency band is not as crowded as the 2 4 GHz frequency because the 802 11a specification offers more radio channels than the 802 11b These additional channels can help avoid radio and microwave interference 802 11b Standard International standard for wireless networking that operates in the 2 4 GHz frequency range 2 4 GHz to 2 4835 GHz and provides a throughput of up to 11 Mbps This is a very commonly used frequency Microwave ovens cordless phones medical and scientific equipment as well as Bluetooth devices all work within the 2 4 GHz frequency band 802 11d Standard 802 11d is an IEEE standard supplement
139. when you click Apply You must then access the wireless access point from a wired PC or from a wireless PC which is on the access control list to make any further changes Access Control Access Control Disable O Allow O Block MAC Address Wireless Cards MAC Address List Figure 3 15 Access Control options To restrict access based on MAC Addresses follow these steps 1 From the Setup section of the main menu click Access Control to display the Wireless Access page shown below 2 Select the type of Access Control e Disable e Allow e Block 3 Then enter the MAC address for a device you plan to use You can usually find the MAC address printed on the wireless adapter 3 20 Basic Installation and Configuration 202 10060 02 February 2005 Reference Manual for the NETGEAR 54 Mbps Wireless Access Point WG602v3 You can copy and paste the MAC addresses from the WG602v3 s Station List page into the MAC Address box To do this configure each wireless PC to obtain a wireless link to the WG602v3 The PC should then appear in the Station List page 4 Click Add to add the wireless device to the access list Repeat these steps for each additional device you want to add to the list 5 Be sure to click Apply to save your wireless access control list settings Now only devices on this list will be allowed to wirelessly connect to the WG602v3 For blocking access from specific devices follow
140. work Routing Firewall and Cabling Basics 202 10060 02 February 2005 Reference Manual for the NETGEAR 54 Mbps Wireless Access Point WG602v3 e So that hosts recognize local IP broadcast packets When a device broadcasts to its segment neighbors it uses a destination address of the local network address with all ones for the host address In order for this scheme to work all devices on the segment must agree on which bits comprise the host address e So that a local router or bridge recognizes which addresses are local and which are remote Private IP Addresses If your local network is isolated from the Internet for example when using NAT you can assign any IP addresses to the hosts without problems However the ANA has reserved the following three blocks of IP addresses specifically for private networks 100 020 10 255 255 255 172 16 0 0 172 31 255 255 192 168 0 0 192 168 255 255 Choose your private network number from this range The DHCP server of the router is preconfigured to automatically assign private addresses Regardless of your particular situation do not create an arbitrary IP address always follow the guidelines explained here For more information about address assignment refer to RFC 1597 Address Allocation for Private Internets and RFC 1466 Guidelines for Management of IP Address Space The Internet Engineering Task Force IETF publishes RFCs on its Web site at www ietf org Single IP Add
141. x D Preparing Your PCs for Network Access This appendix describes how to prepare your PCs to connect to the Internet through the NETGEAR WG602v3 54 Mbps Wireless Access Point For adding file and print sharing to your network please consult the Windows help information included with the version of Windows installed on each computer on your network Preparing Your Computers for TCP IP Networking Computers access the Internet using a protocol called TCP IP Transmission Control Protocol Internet Protocol Each computer on your network must have TCP IP installed and selected as its networking protocol If a Network Interface Card NIC is already installed in your PC then TCP IP is probably already installed as well Most operating systems include the software components you need for networking with TCP IP Windows 95 or later includes the software components for establishing a TCP IP network In your TCP IP network each PC and the wireless access point must be assigned a unique IP addresses Each PC must also have certain other TCP IP configuration information such as a subnet mask netmask a domain name server DNS address and a default gateway address In most cases you should install TCP IP so that the PC obtains its specific network configuration information automatically from a DHCP server during startup Preparing Your PCs for Network Access D 1 202 10060 02 February 2005 Reference Manual for the NETGEAR 54 Mbps Wireles
142. y Default Settings screen select Yes then click Apply to restore the factory default settings Using the Reset Button to Reboot or Restore Factory Defaults To restore the factory default configuration settings without knowing the login password or IP address you must use the Default Reset button on the rear panel of the wireless access point see WG602v3 Wireless Access Point Rear Panel on page 2 6 The reset button has two functions e Reboot When pressed and released quickly the wireless access point will reboot restart e Reset to Factory Defaults This button can also be used to clear all data and restore all settings to the factory default values when held down longer To clear all data and restore the factory default values 1 Use something with a small point such as a pen to press the Reset button in for at least 10 seconds 2 Release the Reset button The factory default configuration has now been restored and the WG602V3 is ready for use Management 4 5 202 10060 02 February 2005 Reference Manual for the NETGEAR 54 Mbps Wireless Access Point WG602v3 Changing the Administrator Password The default password is password Change this password to a more secure password You cannot change the administrator login name From the main menu of the browser interface under the Management heading click Change Password to bring up the page shown below Change Password Current Password Set P
143. y by default Change the Authentication Type to Shared Key to use WEP data encryption 3 For the Encryption Strength select 64 or 128 bit encryption 4 You can manually or automatically program the four data encryption keys These values must be identical on all PCs and access points in your network 3 16 Basic Installation and Configuration 202 10060 02 February 2005 Reference Manual for the NETGEAR 54 Mbps Wireless Access Point WG602v3 e Automatic enter a word or group of printable characters in the Passphrase box and click the Generate button The four key boxes will be automatically populated with key values e Manual enter ten hexadecimal digits any combination of 0 9 a f or A F Select which of the four keys will be active See WPA and WPA2 Wireless Security on page B 8 for a full explanation of each of these options as defined by the IEEE 802 11 wireless communication standard 5 Click Apply to save your settings How to Configure WPA PSK Wireless Security Note Not all wireless adapters support WPA Furthermore client software is required on the client Windows XP and Windows 2000 with Service Pack 3 do include the client software that supports WPA Nevertheless the wireless adapter hardware and driver must also support WPA Consult the product document for your wireless adapter and WPA client software for instructions on configuring WPA settings To configure WPA PSK follow these steps

Netgear WG602v3 User's Manual

Contents

Download Pdf Manuals

Related Search

Related Contents