National Instruments NI WAP-3711 User's Manual
Contents
1. 2 Use the utility to make appropriate Operating Mode SSID and WEP settings 2 5 NI WAP 3701 3711 User s Manual Getting Started NOTE A wireless client computer must be in infrastructure mode to associate with an AP NOTE NOTE NOTE The SSID of the wireless client computer and the SSID of the AP must be identical Or if the SSID broadcast capability of the AP is enabled default setting the SSID of the wireless client computer could be set to any Both the wireless client computer and the Access Point must have the same WEP settings for them to communicate with each other For better wireless security IEEE 802 1X capability of the Access Point must be enabled so that only authenticated wireless users can access the wireless network Configuring TCP IP related Settings NOTE Use the Windows Network Control Panel Applet to change the TCP IP settings of the client computers so that the IP addresses of the client computers and the IP address of the Access Point are in the same IP subnetwork If a client computer is originally set up with a static IP address you can either change its IP address to match the IP address of the Access Point or select the option automatically obtain an IP address if there is a DHCP server on the network For some versions of Windows the computer needs to be restarted for the new TCP IP settings to take effect Confirming the Settings of the AP and Client Computers A2. Regulatory domain FCC U S Channel number 11 Network name SSID NI Data rate Auto a Transmit power Hiah Menu Structure The left side of the home page contains a menu that you can use to carry out commands Here is a brief description of the hyperlinks in the menu e Home For returning to the home page e Status Status information Wireless Clients The status of the wireless clients currently associated with the AP gt DHCP Mappings Current IP MAC address mappings of the built in DHCP server System Log System events log gt Link Monitor When the NI WAP 3701 3711 is in AP Client mode this page shows the signal strength and link quality of the wireless link to its associated access point e General Global operations gt Operational Mode Operational mode of the NI WAP 3701 3711 AP Bridge or AP Client Password For changing the settings of the NI WAP 3701 3711 Firmware Tools For upgrading the firmware of the NI WAP 3701 3711 backing up and restoring the configuration and resetting the NI WAP 3701 3711 s configuration to factory defaults e TCP IP TCP IP related settings Addressing IP address settings for the AP to work with TCP IP gt DHCP Server Settings for the DHCP Dynamic Host Configuration Protocol server on the Access Point e EEE 802 11 IEEE 802 11g related settings gt Communication Basic settings for the IEEE 802 11g interface of the NI WAP 3701 3711
3. Device friendly name wireless AP UPnP Universal Plug and Play enables a Windows XP user to discover peripheral devices automatically by HTTP When the UPnP functionality 1s enabled you can see the AP in My Network Places of Windows XP The NI WAP 3701 3711 can be given a friend name that will be shown in My Network Places Double clicking the icon in My Network Places that stands for the AP will launch the default Web browser for you to configure the NI WAP 3701 3711 System Log M Local log Remote log by SNMP trap Event Types i General M Build in AP Iw MIB II traps M RADILIS user authentication System events can be logged to the on board RAM of the NI WAP 3701 3711 Local log or sent to a remote computer on which an SNMP trap monitor program runs Remote log by SNMP trap See the next subsection for more information about SNMP trap settings The system events are divided into the following categories e General system and network connectivity status changes e Built in AP wireless client association and WEP authentication status changes MIB II traps Cold Start Warm Start Link Up Link Down and SNMP Authentication Failure e RADIUS user authentication RADIUS user authentication status changes 3 22 NI WAP 3701 3711 User s Manual Web Console Configuration NOTE The SNMP Authentication Failure trap 1s issued when using an incorrect community string to manage the AP via SNMP and the SNMP MIB II OID snmpEnable
4. Wireless settinos PRG DIE MIS aset od dodo taba bibis base boast esu ttes eie o diss B 1 TG TU TIDSebiH S PLO BIC INS sorted ioter en ibt esee i AR B 2 Unitowt Problems ooa bito oou De deat it rede aces bed EE DU D E nter B 3 Appendix C Appendix D Regulatory Statement Technical Support and Professional Services 1 Introduction The NI WAP 3701 3711 enables wireless users to access network resources wirelessly The NI WAP 3701 3711 can authenticate and authorize wireless users by IEEE 802 1 X and RADIUS and communicate with a back end RADIUS Remote Authentication User Dial In Service server to determine if a wireless user 1s allowed to access the wireless network The following topics are covered in this chapter L Overview Package Checklist Product Features D O CO Product Specifications NI WAP 3701 3711 User s Manual Introduction Overview NI WAP 3701 3711 is rated to operate at temperatures ranging from 0 to 60 C and is rugged enough for any harsh industrial environment It can be installed easily on DIN Rail mounting as well as in distribution boxes The DIN Rail mounting capability wide operating temperature range and the IP30 case with LED indicators make the NI WAP 3701 3711 a ready plug and play yet reliable solution for your Industrial Wireless application Package Checklist The NI WAP 3701 3711 is shipped with the following items If any of these items 1s mi
5. lowest value 1 Mbps 3 Fix the alignment of the antenna on one side 4 Adjust the alignment of the antenna on the other side by using response time information obtained by pinging 1 e running PING exe the fixed side computer Un Fine tune the alignment of the antenna until you get a best response time 6 Increase the data rate of each bridge simultaneously until a maximum workable data rate 1s reached You may not be able to use the highest data rate 54 Mbps because of the distance and the gain of the antennas Adjust antenna alignment WDS Link it y a m Bridge 1 Bridge 2 EE PING ICMP Echo Request im ante ned UP Hm o T i d FOP EEE LEE EC LLC LEC LEE LLL LLC LE N B LLL ELE LLL CLEC LLL LCL LLL a ICMP Echo Reply Computer 1 Computer 2 Setting up Client Computers The TCP IP and IEEE 802 11 g related settings of wireless client computers must match those of the Access Point Configuring IEEE 802 11g related Settings Open Internet Explorer and type the NI WAP 3701 3711 s IP address in the Address field Press Enter to establish the connection Before the TCP IP networking system of a wireless client computer can communicate with other hosts the underlying wireless link must be established between this wireless computer and an Access Point To establish a wireless link to an Access Point 1 Launch the configuration monitoring utility provided by the vendor of the installed WLAN NIC
6. new editions of the publication Chapter 1 Chapter 2 Chapter 3 Appendix A Appendix B Table of Contents luigejolPreiifs puc 1 1 Qoae T T P E 1 2 Package C het KllS oou bebes ee ee eee ee eadera iae bieten enne eue nee 1 2 Product b eae Ssh esp basic rastie Siesta td o tet tinsel cuantud d ee ented sea tacit ode 1 2 Product SpecbHCdt OBS oussco iecore bapti ttd leu eset dates edis tbt bita IRISH 1 2 Getting Started eec 2 1 First Time Installation and Configuration ccccccccccccccccccccccecceeeeeeeeeeeeeeeeeeeseeeseeeseeeseeeeeeess 2 2 Deploying the Access Point AP eset tres UN as aee HR NIE ERN pte En A RE Sake 2 5 Sette dp Chen Compute oo e E te Mo RE EN E A S Mis 2 5 Configuring IEEE 802 11 g related Settings ssssn 2 5 Configuring TCP IP related Settings sese 2 6 Confirming the Settings of the AP and Client Computers sssn 2 6 Checking if the IEEE 802 11g related Settings Work ccccccccccccceeeeeeeeeeeeeeeeees 2 6 Checking if the TCP IP related Settings Work eene 2 6 Web Console Configuration e eeeeeee ee eceeee eere nenne 3 1 OVI VIOW sostenuta alee td esce UNUS Lema I pt eles aaa ML dE Mapas Ue Ep CUP Bou CX napa 3 2 Meni tC CBE Oo ooo eerte ine Pop Doe tit n Eten dace ite n ats 3 2 Save Save amp Restart and Cancel Buttons eese eene 3 3 Hoine and Refresh DuttOflo s co p
7. the Network Manager homepage click on General Password and then follow the onscreen instructions Step 5 Select the Operational Mode for NI WAP 3701 3711 By default the NI WAP 3701 3711 s operation mode is set to AP Bridge If you want to change the setting click on General Operational Mode as shown in the following figure select an operation mode and then click on Save to activate the change NI WAP 3701 AP Bridge AP Client sHome Operational Mode HStatus HGeneral AP Bridge a Operational This mode provides both Access Point and Static LAN to LAN Bridging functionality The static Hode LAN to LAN bridging function is supported through Wireless Distribution System WOS Password a Firmware AP Client Tools This mode is for Dynamic LAN to LAN Bridging The AP Client automatically establishes bridge TCP IP links with APs from any vendors ZEEE 802 11 EE Advanced TIP Go to the TCP IP Addressing section to configure IP address settings Go to the General Operational Mode section select an operational mode and then click Save at the bottom of this page This will take you back to the starting page The AP supports 2 operational modes e AP Bridge This mode provides both Access Point and Static LAN to LAN Bridging functionality The static LAN to LAN bridging function is supported through WDS Wireless Distribution System e AP Client This mode is for Dynamic LAN to LAN Bridging The AP Client automatically esta
8. to the default gateway of the client computer Finally this request is forwarded by the gateway to the DNS server on the Internet The DNS reply issued by the DNS server is transmitted back to the client computer following a reverse path When the client computer receives the DNS reply it knows the IP address of the correspondent host and sends additional packets to this IP address As illustrated in the above figure the communication path could be broken at some of the stages The OS provided network diagnostic tool ping exe can be employed to determine TCP IP related communication problems If two or more NICS are installed and operating on a client computer TCP IP may not work properly due to incorrect entries in the routing table Use the OS provided command line network tool route exe to add or delete entries from the routing table Or use Windows provided Device Manager to disable unnecessary NICs Solve the following problems in order The AP does not respond to ping from the client computer e Aretwo or more NICs installed on the client computer Usethe OS provided command line network tool route exe to modify the contents of the routing table gt Use Windows provided Device Manager to disable unnecessary NICs e Is the underlying link Ethernet or IEEE 802 11g established gt Make sure the Ethernet link is OK NI WAP 3701 3711 User s Manual Troubleshooting Make sure the wireless settings of the wireless c
9. to work properly with wireless clients gt Security Security settings for authenticating wireless users and encrypting wireless data gt IEEE 802 1X RADIUS IEEE 802 1X Port Based Network Access Control and RADIUS Remote Authentication Dial In User Service settings for better wireless security e Advanced Advanced settings of the NI WAP 3701 3711 gt Packet Filters Ethernet Type Fiters IP Protocol Filters and TCP UDP Port Filters settings Management UPnP System Log and SNMP settings 3 2 NI WAP 3701 3711 User s Manual Web Console Configuration Save Save amp Restart and Cancel Buttons There are three buttons at the bottom of each page for configuring settings Save Save amp Restart and Cancel Clicking Save stores changes to the NI WAP 3701 3711 s memory and returns you to the home page Clicking Save amp Restart stores the changes to the NI WAP 3701 3711 s memory and restarts the NI WAP 3701 3711 to activate the new settings Clicking Cancel discards any changes already made and returns you to the home page Note that if you click on Save the home page will reflect the fact that the configuration settings have been changed by displaying two buttons Restart and Cancel In addition changes are highlighted in red Clicking Restart restarts the AP to activate the new settings Clicking Cancel discards all of the changes NI WAP 3701 AP Bridge AP Client Home The settings have been changed Cl
10. 22 33 44 58 dd 11 22 33 44 59 88 11 22 33 44 Sa 88 11 22 33 44 Sb 88 11 22 33 44 5c 88 11 22 33 44 5d dd 11 22 33 44 5e dd 11 22 33 44 5F HBd 11 22 33 544 6H Sample MAC ACL file To download a MAC ACL file from a TFTP server 1 Specify the IP address of the TFTP server in the TFTP server IP address text box 2 Specify the name of the MAC ACL file on the TFTP server in the MAC ACL file name text box 3 Click Download IEEE 802 1X RADIUS AP mode only IEEE 802 1 X Port Based Network Access Control is a new standard for solving some security issues associated with IEEE 802 11 such as lack of user based authentication and dynamic encryption key distribution With IEEE 802 1 X and the help of a RADIUS Remote Authentication Dial In User Service server and a user account database an enterprise or ISP Internet Service Provider can manage its mobile users access to its wireless LANs Before being granted access to a wireless LAN supporting IEEE 802 1 X a user needs to issue his or her user name and password or digital certificate to the backend RADIUS server by EAPOL Extensible Authentication Protocol Over LAN The RADIUS server can record accounting information such as when a user logs on to the wireless LAN and logs off from the wireless LAN for monitoring or billing purposes The IEEE 802 1X functionality of the access point is controlled by the security mode So far the wireless access point supports two authentication m
11. 4B 00 40 94 192 168 168 226 Dynamic 00 40 01 43 1D E8 192 168 168 230 In use On this page all the current static or dynamic DHCP mappings are shown A DHCP mapping is a correspondence relationship between an IP address assigned by the DHCP server and a computer or device that obtains the IP address A computer or device that acts as a DHCP client is identified by its MAC address A static mapping indicates that the DHCP client always obtains the specified IP address from the DHCP server You can set static DHCP mappings in the Static DHCP Mappings section of the DHCP Server configuration page A dynamic mapping indicates that the DHCP server chooses an IP address from the IP address pool specified by the First allocateable IP address and allocateable IP address count settings on the DHCP Server configuration page system Log 2007 07 04 13 14 20 SYSTEM START UP 2007 07 04 13 14 20 Wireless LAN interface initializes success 2007 07 04 13 14 20 Mac address gt 00 09 92 01 60 99 2007 07 04 13 14 20 LAN IP address gt 192 168 127 104 2007 07 04 13 14 20 Wireless client 00 12 F 5B 86 43 is associated with 2007 07 04 13 14 20 Wireless client 00 12 F 5B 86 43 is disassociated with 2007 07 04 13 14 20 DHCPD 192 168 127 21 is assigned to clent 00 0C F1 1D 5A4 E3 2007 07 04 13 14 20 DHCPD 192 168 127 Z1 is released to IP pool 2007 07 04 13 14 20 DHCPD 192 168 127 22 is assigned to client 00 0C F1 1D 5 E3 System events a
12. 990 0 Belgium 32 0 2 757 0020 Brazil 55 11 3262 3599 Canada 800 433 3488 China 86 21 5050 9800 Czech Republic 420 224 235 774 Denmark 45 45 76 26 00 Finland 358 0 9 725 72511 France 01 57 66 24 24 Germany 49 89 7413130 India 91 80 41190000 Israel 972 3 6393737 Italy 39 02 413091 Japan 81 3 5472 2970 Korea 82 02 3451 3400 Lebanon 961 0 1 33 28 28 Malaysia 1800 887710 Mexico 01 800 010 0793 Netherlands 31 0 348 433 466 New Zealand 0800 553 322 Norway 47 0 66 90 76 60 Poland 48 22 3390150 Portugal 351 210 311 210 Russia 7 495 783 6851 Singapore 1800 226 5886 Slovenia 386 3 425 42 00 South Africa 27 0 11 805 8197 Spain 34 91 640 0085 Sweden 46 0 8 587 895 00 Switzerland 41 56 2005151 Tarwan 886 02 2377 2222 Thailand 662 278 6777 Turkey 90 212 279 3031 United Kingdom 44 0 1635 523545 For further support information refer to the Cross referenceolor Blueparatext appendix To comment on National Instruments documentation refer to the National Instruments Web site at ni com info and enter the info code feedback 2007 National Instruments Corporation All rights reserved D 2
13. AuthenTraps is enabled disabled by default SNMP Functionality Enabled Read only community es Read write community pee SNMP Trap Table IP Address Community 21802 hao M 0 0 0 0 ooo fiooo The SNMP Simple Network Management Protocol functionality can be disabled and you can specify the name used as a password of the read only and read write community In addition up to 5 SNMP trap targets can be set in the SNMP Trap Table To specify a trap target 1 Type the IP address of the target host 2 Type the Community for the host Select the corresponding check box next to the IP address text box 3 23 TIP A Default Settings Press the Reset SF Reset or Soft Reset switch on the housing of a powered on AP to reset the configuration settings to factory default values Goat eeso SSS MAC Address See the label on the accompanying PCMCIA card or the label on the housing of the NI WAP 3701 3711 WEP Key 1 WEP Key 2 WEP Key amp WEP Key 4 MAC Address Based Access Control Access Control Table Type Association Control Block Clients if Traffic Load Exceeds Disabled NI WAP 3701 3711 User s Manual Default Settings EAN Tntertae Management B Troubleshooting Check the following first e Make sure that the power is on and the Ethernet cables are connected firmly to the RJ45 jacks of the NI WAP 3701 3711 e Make sure the LED WLAN of th
14. I WAP 3701 3711 supports MID MID X auto sensing you can use either a straight through cable or cross over cable to connect the NI WAP 3701 3711 to the notebook If the LAN LED on the NI WAP 3701 3711 s front panel lights up it means the connection is established Step 3 Set up the computer s IP address In a Windows environment the computer s IP address can be changed in the TCP IP settings window Select an IP address on the same subnet as the NI WAP 3701 3711 Since the NI WAP 3701 3711 s default IP address is 192 168 127 253 and the subnet mask 1s 255 255 255 0 you should set the IP address of the computer to 192 168 127 xxx Step 4 Use the web based manager to configure the NI WAP 3701 3711 Open your computer s web browser and type http 192 168 127 253 in the address box to access the homepage of the web based Network Manager Before the homepage opens you will need to enter the user name and password as shown in the following figure For first time configuration enter the default user name and password and then click on OK Default user name amp password Enter Network Password User name admin qo Please type your user name and password Password root Cite 192 168 127 253 Realm System Setup User Mame Password Save this password in your password list Cancel 2 2 NI WAP 3701 3711 User s Manual Getting Started NOTE NOTE For security reasons we strongly recommend changing the password To do this open
15. N segments can be connected wirelessly As illustrated in the above figure a pair of wireless LAN to LAN bridges is used to connect two LAN segments Since the AP is WDS enabled it can be used as a wireless bridge The NI WAP 3701 3711 can have up to 6 WDS links to other APs or wireless bridges Peer MAC Port Enabled Nerea E o0 02 6 F D1 B2 05 To enable a WDS link 1 Specify the MAC address of the NI WAP 3701 3711 at the other end of the WDS link 2 Select the corresponding Enabled check box For example assume that you want two NI WAP 3701 3711 s with MAC addresses 00 02 65 01 62 C5 and 00 02 65 01 62 C6 to establish a WDS link On the NI WAP 3701 3711 with MAC address 00 02 65 01 62 C5 set the peer MAC address of port 1 to 00 02 65 01 62 C6 and on the NI WAP 3701 3711 with MAC address 00 02 65 01 62 C6 set the peer MAC address of port 1 to 00 02 65 01 C5 Plan your wireless network and draw a diagram so that you know how each NI WAP 3701 3711 is connected to other peer APs or wireless bridges by WDS and how bridges are connected to other peer bridges by WDS See the following figure for an sample network planning diagram LAN Seqment 2 LAN Segment 1 amp J Bridge 1 AM Segment 5 Bridge 5 LAN Segment 4 Sample wireless bridge network topology 3 14 NI WAP 3701 3711 User s Manual Web Console Configuration A security WARNING Be sure to eliminate loops from networks that consist o
16. Static DHCP Mappings you can ensure that a host will get the same IP address when it requests one from the DHCP server Therefore instead of configuring the IP address of an intranet server manually you can configure the server to obtain an IP address by DHCP so that it is always assigned the same IP address 3 11 NI WAP 3701 3711 User s Manual Web Console Configuration To assign a static IP address to a specific DHCP client l Specify the MAC address of the DHCP client and the IP address to be assigned to it Then give a description for this mapping 2 Select the corresponding Enabled check box Configuring IEEE 802 11g related Settings Communication Basic Basic IEEE 802 11g related communication settings include AP functionality RF type Regulatory domain Channel number Network name SSID Data rate and Transmit power AP functionality Enabled v RF type Mixed Regulatory domain FCC U S Channel number 11 Network name SSID Moo Data rate auto v Transmit power Hgh e Fragment threshold 2346 RTS threshold 2347 Preamble type Auto gt For specific needs such as configuring the NI WAP 3701 3711 as a wireless LAN to LAN bridge the AP functionality can be disabled so that no wireless client can associate with the AP The RF type of the WLAN interface can be configured to work with IEEE 802 11b only B Only IEEE 802 11g only G Only B WIFI mode for internal usage or mixe
17. United Kingdom The ETSI version of this device is also authorized for use in EFTA member states Norway and Switzerland EU Countries Not Intended for Use None Potential Restrictive Use France only channels 10 11 12 and 13 D Technical Support and Professional Services Visit the following sections of the National Instruments Web site at ni com for technical support and professional services e Support Online technical support resources at ni com support include the following Self Help Resources For answers and solutions visit the award winning National Instruments Web site for software drivers and updates a searchable KnowledgeBase product manuals step by step troubleshooting wizards thousands of example programs tutorials application notes instrument drivers and so on Free Technical Support All registered users receive free Basic Service which includes access to hundreds of Application Engineers worldwide in the NI Discussion Forums at ni com forums National Instruments Application Engineers make sure every question receives an answer For information about other technical support options in your area visit nl com services or contact your local office at nt com contact e Training and Certification Visit ni com training for self paced training eLearning virtual classrooms interactive CDs and Certification program information You also can register for instructor led hands on courses at location
18. arby APs and show their MAC addresses and IP addresses In addition it can launch the default Web browser on your computer 1 Wireless Fouten AF Browser Ec Ep x oI Adapter MMA Discovered wireless routers4Ps Refresh brouter 00 00 00 00 00 00 192 168 119 1 IE Brouter 00 60 83 6F 89 C6 192 168 158 1 advap 00 06 F4 00 3E CA 192 168 0 1 router 00 60 B 3 6F 8B 2B 192 168 168 30 router 00 60 B3 6F AB F4 192 168 168 201 Description Select a wireless router AF and then click the Web Based Management button to manage it using a Web browser Web Based Management Wireless Router AP Browser B 3 NI WAP 3701 3711 User s Manual Troubleshooting The NI WAP 3701 3711 stops working and does not respond to Web management requests e The firmware of the AP may be stuck in an incorrect state Unplug the power connector from the power jack and then re plug the connector to restart the AP gt Report this problem to our technical support staff e Ifthe AP still does not work after being restarted some hardware components of the AP may have failed gt Contact our technical support staff B 4 C Regulatory Statement Federal Communication Commission Interference Statement 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 inter
19. automatically scans for any AP that is using the matched SSID and establishes a bridge link with the scanned AP 3 5 NI WAP 3701 3711 User s Manual Web Console Configuration NOTE Although it is more convenient to use dynamic bridging there is a limitation the AP Client can only transmit TCP IP packets between its wireless interface and Ethernet interface other types of traffic such as IPX and AppleTalk are not forwarded TIP When the AP is configured for AP Client it can be used as an Ethernet to wireless network adapter For example a notebook computer equipped with an Ethernet adapter but no wireless card can be connected to this device with an Ethernet cable for wireless connectivity to another access point Administrative Password Old password Mew user name New password Mew password again On this page you can change the user name and password The new password must be typed twice to confirm note that the default user Name and Password or admin and root respectively Managing the Firmware Firmware management protocol HTTP Firmware management operations for the NI WAP 3701 3711 include Firmware Upgrade Configuration Backup Configuration Restore and Configuration Reset Factory Defaults Firmware upgrade configuration backup and configuration restore can be achieved via HTTP or TFTP The HTTP based method is suggested because it is more user friendly Howev
20. b Console Configuration NOTE TIP 4 Onthe computer run the TFTP Server utility and specify the folder in which the firmware files will be placed 5 Onthe computer run a Web browser and click the General Firmware Tools hyperlink 6 Choose TFTP as the Firmware management protocol 7 Specify the IP address of the computer which acts as a TFTP server If you don t know the IP address of the computer open a Command Prompt and type ipconfig then press the Enter key 8 Trigger the firmware upgrade process by clicking Upgrade 8 TFTP Server l x vw Accept read requests Accept write requests Working folder DAMty Project Project ATFTPATftpsrvr Timeout 1 see Max no of sezsaons 1 Maxx no of reties 20 a a Ter imm Close Sessions View MeSRONE Event log Clear Log After the dialog box of the TFTP server program appears be sure to specify the working folder within which the downloaded firmware files reside Make sure the Accept read requests check box of the TFTP Server is selected The LAN IP address of the AP and the IP address of the TFTP server must be on the same IP subnet for TFTP to work Due to the unreliable nature of wireless media it is highly recommended that the TFTP server and the wireless AP that is being upgraded are connected by Ethernet on the same LAN Doing so will help ensure a much smoother upgrade process After the firmware is upgraded be sure
21. blishes bridge links with APs from any vendors In either mode the NI WAP 3701 3711 forwards packets between its Ethernet interface and wireless interface for wired hosts on the Ethernet side and wireless host s on the wireless side Detailed information about configuring the NI WAP 3701 3711 s Operation Mode is given in Chapter 3 2 3 NI WAP 3701 3711 User s Manual Getting Started Step 6 Configure the NI WAP 3701 3711 s IEEE 802 11 settings AP functionality Enabled RF type Mixed v Regulatory domain FCC U S Channel number 1v Network name SSID NCC Data rate auo v Transmit power High v Fragment threshold 2346 RTS threshold 2347 Preamble type Auto v Go to the IEEE 802 11 Communication section to configure IEEE 802 11g related communication settings including Regulatory domain Channel number and Network name SSID The number of available RF channels depends on local regulations therefore you will need to choose an appropriate regulatory domain to comply with local regulations The SSID of a wireless client computer and the SSID of the NI WAP 3701 3711 must be identical for them to be able to communicate with each other When you are finished click on Save at the bottom of the page This will return you to the home page Step 7 Review and Apply Settings NI WAP 3701 AP Bridge AP Client i Home The settings have been changed Click Restart to Status ee GCE res
22. d mode Mixed 802 11g and 802 11b simultaneously The number of available RF channels depends on local regulations therefore you must choose an appropriate regulatory domain to comply with local regulations The SSID of a wireless client computer and the SSID of the AP must be identical for them to communicate with each other If you experience RF interference you may want to reduce the Data rate to ensure a more reliable wireless transmission In most cases leave the setting at Auto The transmit power of the RF module on the NI WAP 3701 3711 can be adjusted so that the RF coverage of the NI WAP 3701 3711 can be changed Link Integrity Functionality Disabled Reference host n a 0 0 When the Ethernet LAN interface has been detected as being disconnected from the wired network all currently associated wireless clients are disassociated by the AP and no wireless client can associate with the AP The detection mechanism 1s based on pinging the IP address specified in the Reference host 3 12 NI WAP 3701 3711 User s Manual Web Console Configuration Association Control Max number of clients 1 64 lea Block clients if traffic load exceeds Disabled If the number of currently associated wireless clients exceeds the value specified in the Max number of clients setting no more wireless clients can associate with the NI WAP 3701 3711 If the traffic load of the NI WAP 3701 3711 exceeds the load specified in the Bl
23. dress a wireless access point can identify itself by an NAS Network Access Server identifier Each IEEE 802 1 X capable wireless access point must have a unique NAS identifier Primary RADIUS server 192 168 166 220 Secondary RADIUS server Authentication port 1812 Accounting port Timeout sec Max number of retries Shared key Identifier of this NAS 3 20 NI WAP 3701 3711 User s Manual Web Console Configuration Configuring Advanced Settings Packet Filters The NI WAP 3701 3711 provides layer 2 Ethernet Type Filters layer 3 IP Protocol Filters and layer 4 TCP UDP Port Filters filtering capabilities The configuration processes for the filters are similar e Functionality whether this filtering capability is enabled or disabled e Policy for matched packets how a matched packet is processed discard or pass e To enable a filtering rule select the check box to the left of the rule Ethernet Type Filters Disabled Discard Number Oxpos Oxene OxForo Functionality Policy for matched packets Mame RARP ARP NetBUI Novell IP Ox e138 Fx ol 3 Ox 00FF The Ethernet type field of the MAC Media Access Control header of a packet incoming from the WLAN or Ethernet interface is inspected for filtering As a rule specify the hex decimal Ethernet type number and give the rule a name IP Protocol Filters Disabled Discard Functionality Po
24. e AP is blinking to indicate that the RF is working e Make sure you are using the correct types of Ethernet cables Keep in mind that there are two kind of Ethernet cable normal and crossover Wireless Settings Problems The wireless client computer cannot associate with an NI WAP 3701 3711 e Is the wireless client set in infrastructure mode Check the operating mode of the WLAN NIC e Is the SSID of the WLAN NIC identical to that of the prospective NI WAP 3701 371 1 gt Check the SSID setting of the WLAN NIC and of the NI WAP 3701 3711 e Is the WEP functionality of the prospective NI WAP 3701 3711 enabled Make appropriate WEP settings of the client computer to match those of the NI WAP 3701 3711 e Is the prospective NI WAP 3701 3711 within range of wireless communication Check the signal strength and link quality sensed by the WLAN NIC NI WAP 3701 3711 User s Manual Troubleshooting TCP IP Settings Problems NOTE Correspondent Host C IEEE 802 119 x Stage A State B Stage D Client AP Default Gateway DNS Server Computer of Client Computer of Client Computer Communication stages for a client to reach its correspondent host For a wireless client computer to communicate with a host on the Internet by the host s domain name e g http www wi fi com it first sends a DNS request to a DNS server on the Internet The DNS request travels first to the AP and then the AP relays this request
25. e are not permitted to associate with the NI WAP 3701 3711 To deny access for wireless clients to the wireless network 1 Select Enabled from the Functionality drop down list 2 Setthe Access control type to exclusive 3 Specify the MAC address of a wireless client to be denied access and then click Add 4 Repeat Steps 3 for other wireless clients To grant access for wireless clients to the wireless network 1 Select Enabled from the Functionality drop down list 2 Setthe Access control type to inclusive 3 Specify the MAC address of a wireless client to be denied access and then click Add 4 Repeat Steps 3 for other wireless clients To delete an entry in the access control table e Click Delete next to the entry NOTE The size of the access control table 1s 64 TFTP server IP address 192 168 0 125 MAC ACL file name IMacAcl txt Download Instead of manually entering MAC addresses to the access control table one by one you can prepare a text file that contains all the MAC addresses and put it on a TFTP server and then command the NI WAP 3701 3711 to download the MAC ACL Access Control List file from the TFTP server The following figure shows the contents of a sample ACL file 3 18 NI WAP 3701 3711 User s Manual Web Console Configuration 88 11 22 33 44 56 dd 11 22 33 44 51 dd 11 22 33 44 52 HB 11 22 33 544 53 Hd 11 22 33 44 55 88 11 22 33 44 55 88 11 22 33 44 56 dd 11 22 33 544 57 dd 11
26. echanisms EAP MD3 Message Digest version 5 EAP TLS Transport Layer Security If EAP MDS is used the user must give his or her user name and password for authentication If EAP TLS is used the wireless client computer automatically gives the user s digital certificate that 1s stored in the computer hard disk or a smart card for authentication And after a successful EAP TLS authentication a session key is generated automatically for encrypting wireless packets sent between the wireless client computer and the associated wireless access point In short EAP MD5 only supports user authentication whereas EAP TLS supports both user authentication and dynamic encryption key distribution NI WAP 3701 3711 User s Manual Web Console Configuration IEEE 802 1X Compliant Wireless Client it Wireless AP n S RADIUS User a sO T Wl Server Database Tl IEEE 802 1X and RADIUS An access point supporting IEEE 802 1X can be configured to communicate with two RADIUS servers When the primary RADIUS server fails to respond the wireless access point will try to communicate with the secondary RADIUS server You can specify the length of timeout and the number of retries before communicating with the secondary RADIUS server after failing to communicate with the primary RADIUS server An IEEE 802 1 X capable wireless access point and its RADIUS server s share a secret key so that they can authenticate each other In addition to its IP ad
27. ecify the Pre shared key which will be used by the TKIP engine as a master key to generate keys that actually encrypt outgoing packets and decrypt incoming packets NOTE The number of characters of the Pre shared key setting must be at least 8 and can be up to 63 e IEEE 802 1X EAP without Encryption EAP MDS5 The IEEE 802 1X functionality is enabled and the user name password based EAP MD5 authentication is used No data encryption e IEEE 802 1X EAP with Static WEP EAP MD5 The IEEE 802 1X functionality is enabled and the user name password based EAP MD5 authentication is used Data encryption is achieved by static WEP e IEEE 802 1X EAP with Dynamic WEP EAP TLS EAP TTLS PEAP The IEEE 802 1X functionality is enabled and dynamic WEP key distribution authentication EAP TLS EAP TTLS or PEAP is used Data encryption is achieved by dynamic WEP e EEE 802 1X EAP with Dynamic TKIP WPA This is a full WPA mode in which both the TKIP and IEEE 802 1X dynamic key exchange mechanisms are enabled The AP is highly secure in this mode In the above security modes a back end RADIUS Remote Authentication Dial In User Service server is needed if IEEE 802 1 X functionality is enabled See the appropriate section for more information about IEEE 802 1 X and RADIUS According to the IEEE 802 11 standard WEP can be used for authentication and data encryption Normally Shared Key authentication is used if WEP data encryption is enabled I
28. eploying the Access Point AP Setting up Client Computers Configuring IEEE 802 11g related Settings Configuring TCP IP related Settings Confirming the Settings of the AP and Client Computers Checking if the IEEE 802 11g related Settings Work Checking if the TCP IP related Settings Work NI WAP 3701 3711 User s Manual Getting Started First Time Installation and Configuration NOTE NOTE Before installing the NI WAP 3701 3711 check to make sure that all items in the Package Checklist are in the box In addition you will need access to a notebook computer or PC equipped with an Ethernet port The NI WAP 3701 3711 has a default IP address that you must use when connecting to the NI WAP 3701 3711 for the first time For testing requirements if you only have one NI WAP 3701 3711 we strongly suggest that you prepare a notebook computer or PC with a wireless LAN adapter installed After finishing the installation and configuration you should test the NI WAP 3701 3711 to make sure the wireless transmission is working normally Step 1 Select the Power Source The NI WAP 3701 3711 can be powered by a DC power input or by PoE Power over Ethernet The NI WAP 3701 3711 will use the power source that you choose The PoE capability of the bridge is PowerDsine compatible Please visit PowerDsine s website for more information http www powerdsine com Step 2 Connect the NI WAP 3701 3711 to a notebook or PC since the N
29. er due to the fact that different Web browsers and versions behave differently HTTP based firmware management operations may not work properly with some Web browsers If you cannot successfully perform HTTP based firmware management operations with your Web browser try the TFTP based method Upgrading the Firmware by HTTP Firmware Upgrade Firmware file name Browse To upgrade the firmware of NI WAP 3701 3711 by HTTP 1 Click Browse and then select a correct firmware bin file The firmware file path will be shown in the Firmware file name text box 2 Click Upgrade to begin the upgrade process 3 6 NI WAP 3701 3711 User s Manual Web Console Configuration Backing up and Restoring Configuration Settings by HTTP Configuration Backup Back Up To back up the configuration of the NI WAP 3701 3711 by HTTP 1 e export the configuration to a file 1 Click on Back Up 2 You will be prompted to open or save the configuration file Click on Save 3 The configuration file is named with the NI WAP 3701 3711 s MAC address For example if the NI WAP 3701 3711 s MAC address is 00 01 02 33 44 55 the configuration backup file should be 000102334455 hex Don t change the configuration file name in the Save As dialog box Select the folder in which the configuration file 1s to be stored and then click on Save NOTE The procedure may be different for different Web browsers IE Netscape etc Configurati
30. ess of the computer open a Command Prompt and type ipconfig then press the Enter key 8 Trigger the backup process by clicking Back Up The NI WAP 3701 3711 s configuration settings will be saved as AaBbCcDdEeFf hex by the TFTP server where AaBbCcDdEeFf is the NI WAP 3701 3711 s MAC address For example if the NI WAP 3701 3711 s MAC address is 00 01 02 33 44 55 the configuration backup file will be 000102334455 hex NOTE Remember to select the Accept write requests check box of TFTP Server To restore the configuration of the NI WAP 3701 3711 by TFTP 1 Prepare a computer that will be used as a TFTP server and as a managing computer to trigger the restoring process 2 Connect the computer and one of the LAN Ethernet switch ports with a normal Ethernet cable 3 Configure the IP address of the computer so that the computer and the NI WAP 3701 3711 are on the same IP subnet 4 On the computer run the TFTP Server utility and specify the folder in which the configuration backup file resides A configuration backup file 1s named with the NI WAP 3701 3711 s MAC address For example if the NI WAP 3701 3711 s MAC address is 00 01 02 33 44 55 the configuration backup file should be 000102334455 hex 5 On the computer open the web browser and click the General Firmware Tools hyperlink 6 Choose TFTP as the Firmware management protocol 7 Inthe Configuration Backup Restore section specify the IP address of the com
31. etites Deed eeepc bitu ee odes tav ce ma Fondo ade eds fadus 3 3 Viewing SEALS eM X HQ 3 3 A NsSocidted Wireless C Hell S ooo e parodia re mer Dipl eod dun loca oido qua Rcs 3 3 Current DEICPMaDDITOS ceres PE tp niei etm s ddr aset s iR ro RARE RE CR 3 4 VAS ISI Eo S NETTEN UN 3 4 Link Monitor AP Client mode Only ccccccccccccccccecceeeeeeeeeeeeeeeeeeeeeeeesseeseseeeseeeeeeees 3 4 GME Fal OperatiOolssce oeste a d adatta tes dte 3 5 Specityrie the Operational Mode eae M RR E MIR ASRNSANSIIN RAI REN MERIUMEE 3 5 Administrative PassWord emre t adiu esee bie a eode tac nemo pode aded rag adus 3 6 Manas ine thes FIWE aco b tt eve tese haute in ed ias BA manu Oe ee 3 6 Configuring TODP TIPstelated Settings oes a eet onte rite eee e ite teen eee ae 3 10 jd up 3 10 DHCP Server AP Bridge modes only cccccccssccccccccccececeeeeeeceeeeeeeeeeeeeeeeeeeeeeeees 3 11 Configuring IEEE 802 11g related Settings cceccsssssssessseeeseessseeeeeeeeseseeeeeeeeeeeeeeeees 3 12 COMMU CAI OM qood datos nde iSo edil are desde beg deett din even du 3 12 SOCUL RY eer p t 3 15 IEEE 802 1 X RADIUS AP mode only eeeeeeeennenennnnnnnn nnn 3 19 Contreuring Advanced Sellllips uso eee E ERIS NS MUR Nn i IER NP RER 3 2 Packer Tri TS bone uite aded notera dto dauedttas det onda ceto diee 3 2 VEIT A CUI IN REEL 3 22 spedire A 1 Troubleshoollng oiii i a cnet host ie v en eia Des ceca eds aa e veeSE B 1
32. f wireless bridges Ethernet switches Ethernet links and WDS links If any loops exist packets will circle around the loops and network performance will be seriously degraded Ethernet SwitchHub Bridge 4 Ethernet link F i WDS link Network topology containing a loop Bridge 2 IEEE 802 11g security settings include SSID broadcasts Wireless client isolation Security mode IEEE 802 11 Authentication algorithm WEP keys MAC Address Based Access Control Basic SSID broadcasts Enabled Wireless client isolation Disabled tia Security mode Static WEP Authentication algorithm ato Key length E4 Bits Selected key Key 1 Key 1 Kew 2 Key 3 Key 4 For security reasons it is highly recommended that you do not set the security mode to the Open System option When the security mode is set to Open System no authentication or data encryption will be performed In addition you can disable the SSID broadcast functionality so that a wireless client computer with an SSID set to any cannot associate with the NI WAP 3701 3711 When the Wireless client isolation setting is set to This AP Only wireless clients of this AP cannot see each other and wireless to wireless traffic 1s blocked When the setting is set to All APs in this Subnet traffic between wireless users from different APs on the same IP subnet is blocked This feature is useful for WLANs deployed in public places In
33. ference in a residential installation This equipment generates uses and can radiated 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 interference 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 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 FCC Caution To assure continued compliance example use only shielded interface cables when connecting to computer or peripheral devices Any changes or modifications not expressly approved by the party responsible for compliance could void the user s authority to operate this equipment This transmitter must not be co located or operating in conjunction with any other antenna or transmitter FCC Radiation Exposure Statement This equipment complies with FCC radiation exposure limits set forth for an uncontrolled environment This equipment should be installed and operated with minimum distance 20 cm bet
34. fter you have completed deploying the Access Point and setting up client computers you must make sure the settings you have made are correct Checking if the IEEE 802 11g related Settings Work To check if a wireless client computer can associate with the NI WAP 3701 3711 1 Launch the configuration monitoring utility provided by the vendor of the installed WLAN NIC 2 Check if the client computer is associated to an NI WAP 3701 3711 If the check fails see Appendix B Wireless Settings Problems to troubleshoot the problem Checking if the TCP IP related Settings Work To check if a client computer can assess the Internet 1 Open a Windows Command Prompt window on the client computer 2 Type ping AP where AP is the IP address of the Access Point Replace it with your real IP address for example 192 168 127 253 and then press Enter If the AP responds go to the next step otherwise see Appendix B TCP IP Settings Problems to troubleshoot the problem 2 6 NI WAP 3701 3711 User s Manual Getting Started 3 Type ping default gateway where default gateway is the IP address of the default gateway of the wireless client computer and then press Enter If the gateway responds go to the next step otherwise see Appendix B TCP IP Settings Problems to troubleshoot the problem 4 Type ping st dns server where st dns server is the IP address of the primary DNS server of the wireless client computer and then
35. ick Restart to Status C Ee restart the Bridge AP for the settings to take General effect TCP IP IEEE Bridge AP Settings and Info 802 11 Model _ NI WAP 3701 Advanced BIOS Firmware Version APXS 2510 v1 3 1 0 0 3a Operational Mode Access Point MAC Address 00 09 92 02 51 C6 System Up Time hr min sec 0 15 04 LAN Interface TCP IP Settings Get from the DHCP server e RF type Mixed Regulatory domain FCC U S Channel number 11 e Network name SSID NI Home and Hefresh Buttons LIEN At the bottom of each status page that shows read only information there are two buttons Home and Refresh Clicking Home brings you back to the home page Clicking Refresh updates the status information showing on the page Viewing Status Associated Wireless Clients Wireless Clients Status No MAC Address IP Address Name Tx Bytes Rx Bytes Last Activity Time 1 00 90 48 00 40 94 192 168 168 226 7521 1162 00h 01m 56s On this page the status information of each associated client including its MAC address IP address user name 1f the client has been IEEE 802 1X authenticated number of bytes it has sent number of bytes it has received and the time of its last activity is shown 3 3 NI WAP 3701 3711 User s Manual Web Console Configuration Current DHCP Mappings DHCP Mapping Table MAC Address IP Address Type 00 90 48 00 B9 BD 192 168 168 214 Static Q00 BB DE AD BE EF 192 168 168 224 In use 00 90
36. licy for matched packets Protocol Number oxh Ox Ode On Ode Source Address Subnet Mask Destination Address Subnet Mask The protocol source address and destination address fields of a packet incoming from the WLAN or Ethernet interface is inspected for filtering As a rule specify the hex decimal protocol number source IP address range Source IP Address AND Source Subnet Mask and destination IP address range Destination IP Address AND Destination Subnet Mask A source destination IP address range is determined by performing an AND operation on the source destination IP address field and the source destination subnet mask field For example if the source IP address field is 192 168 127 253 and the source subnet mask field is 255 255 255 0 the resultant source IP address range is 192 168 127 0 to 192 168 127 255 3 21 NI WAP 3701 3711 User s Manual Web Console Configuration TCP UDP Port Filters Functionality Disabled Policy for matched packets Discard Destination Port Protocol Application Name D TCP M HTTP The destination port field of the TCP or UDP header of a packet incoming from the WLAN or Ethernet interface is inspected for filtering As a rule specify the decimal Destination Port Protocol type TCP UDP and the name of the higher level protocol Application Name xl mE rp rp rp E Management UPnP Functionality Enabled
37. lient computer and of the AP match e Are the IP address of the client computer and the IP address of the AP on the same IP subnet Use WinIPCfg exe or IPConfig exe to see the current IP address of the client computer Make sure the IP address of the client computer and the IP address of the AP are on the same IP subnet TIP If you forget the current IP address of the AP use a Wireless Router AP Browser combination to get the information see Appendix B 3 The default gateway of the client computer does not respond to ping from the client computer e Solve the preceding problem first e Are the IP address of the AP and the IP address of the client computer on the same IP subnet e f you cannot locate any incorrect AP settings the default gateway may be down or there are other communication problems on the network backbone The DNS server s of the client computer do not respond to ping from the client computer e Solve the preceding problems first e Ifyou cannot locate any incorrect AP settings the default gateway of the AP may be down or there are other communication problems on the network backbone Unknown Problems The AP has been set to obtain an IP address automatically by DHCP How can I determine the acquired IP address so that I can manage it using a Web browser e Use the utility Wireless Router AP Browser WLBrwsr exe in the Utilities folder on the companion CD ROM disc This utility can discover ne
38. n rare cases Open System authentication may be used when WEP data encryption is enabled The Authentication algorithm setting is provided for better compatibility with wireless clients with various WLAN network adapters There are three options available including Open System Shared Key and Auto When WEP is enabled by a security mode the Key length can be specified to be 64 Bits or 128 Bits The Selected key setting specifies the key to be used as a send key for encrypting traffic from the AP side to the wireless client side All 4 WEP keys are used as receive keys to decrypt traffic from the wireless client side to the AP side NOTE Each field of a WEP key setting is a hex decimal number from 00 to FF For example when the security mode is Static WEP and the key length is 64 Bits you could set Key 1 to 00012E3ADF 3 17 NI WAP 3701 3711 User s Manual Web Console Configuration MAC Address Based Access Control Functionality Enabled Access control type inclusive exclusive MAC address format Q0 02 DD 30 03 1E MAC Address Delete oo So c2 01 96 40 Delete 00 09 92 01 02 55 Delete With MAC Address Based Access Control you can specify the wireless client computers that are permitted or not permitted to associate with the NI WAP 3701 3711 When the table type is set to inclusive entries in the table are permitted to associate with the NI WAP 3701 3711 When the table type is set to exclusive entries in the tabl
39. ndicators Power Input Voltage Input Current 24V Connection Overload Current Protection Reverse Polarity Protection Mechanical Casing Installation Environment Operating Temperature Storage Temperature Ambient Relative Humidity Regulatory Approvals Safety Hazardous Location Emissions Introduction 802 11g 10 PER 6Mbps lt 88dBm 10 PER 9Mbps lt 87dBm 10 PER 12Mbps lt 84dBm 10 PER 18Mbps lt 82dBm 10 PER 24Mbps lt 79dBm 10 PER 36Mbps lt 75dBm 10 PER 48Mbps lt 69dBm 10 PER 54Mbps lt 68dBm HTTP DHCP TCP IP RADIUS DNS NetBIOS NetBEUI AppleTalk and IPX SPX Web based management Windows 95 98 2000 ME NT XP Unix and Macintosh 2dBi diversity antenna with an R SMA connector 10 100BaseT X auto negotiation speed PWRI PWR2 WLAN Link ACT LAN Link ACT 12 to 45 VDC Redundant dual DC power inputs or Power over Ethernet PoE power on RJ45 pins 4 5 for power and pins 7 8 for power 0 3A Removable Terminal Block 1 6A Present IP30 protection metal case DIN Rail or panel mounting 0 to 60 C 32 to 140 F 20 to 70 C 4 to 158 F 5 to 95 non condensing UL60950 1 CSA C22 2 No 60950 1 EN60950 1 TUV UL cUL Class I Division 2 Groups A B C and D FCC CE SRRC 2 Getting Started This chapter explains how to install the NI WAP 3701 3711 for the first time The following topics are covered d d d First Time Installation and Configuration D
40. ock clients if traffic load exceeds setting no more wireless clients can associate with the NI WAP 3701 3711 AP Load Balancing Functionality Enabled Group ID APLB Group Policy by Number of Users Several APs can form a load balancing group if they are set with the same Group ID The load balancing policy can be by Number of Users or by Traffic Load If the by number of users policy is selected a new wireless user can only associate with an AP that has the smallest number of associated wireless users in the group On the other hand if the by traffic load policy 1s selected a new wireless user can only associate with an AP that has the least traffic load in the group Wireless Distribution System Notebook Computer gt i NERE AP 2 AP Traditionally access points are connected by Ethernet By using a Wireless Distribution System WDS APs can communicate with one another wirelessly For example AP 2 acts as an access point for the notebook computers and it forwards packets sent from the notebook computers to AP through WDS Then AP 1 forwards the packets to the Ethernet LAN Packets destined for the notebook computers follow a reverse path from the Ethernet LAN through the APs to the notebook computers In this way AP 2 plays a role of AP repeater Ic m WDS Link m Bridge 1 Bridge 2 3 13 NI WAP 3701 3711 User s Manual NOTE TIP Web Console Configuration By WDS two or more LA
41. on Restore Configuration file name Browse Restore To restore the configuration of the NI WAP 3701 3711 by HTTP e import the configuration from a file 1 Click Browse and then select the correct configuration hex file You must make sure the file name is the NI WAP 3701 3711 s MAC address The firmware file path will be shown in the Firmware file name text box 2 Click Restore to upload the configuration file to the NI WAP 3701 3711 Upgrading Firmware by TFTP TFTP server IP address 192 168 0 19 Max number of retries 30 Timeout fio Ser When using TFTP as the firmware management protocol you can configure settings for the AP s TFTP client to communicate with a TFTP server If the TFTP client does not get a response from the TFTP server within a period specified by the Timeout setting it will resend the previous request The Max number of retries setting specifies the maximum number of resends before the TFTP client stops communicating with the TFTP server Firmware Upgrade To upgrade the NI WAP 3701 3711 s firmware by TFTP 1 Prepare a computer that will be used as a TFTP server and as a managing computer to trigger the upgrade process 2 Connect the computer and one of the LAN Ethernet switch port with a normal Ethernet cable 3 Configure the IP address of the computer so that the NI WAP 3701 3711 and the computer are on the same IP subnet 3 7 NI WAP 3701 3711 User s Manual We
42. press Enter If this DNS server responds go to the next step otherwise see Appendix B TCP IP Settings Problems to troubleshoot the problem 2 7 3 Web Console Configuration In this chapter we will explain each Web management page of the Web based Network Manager The following topics are covered in this chapter Q Overview Menu Structure gt Save Save amp Restart and Cancel Buttons gt Home and Refresh Buttons LI Viewing Status Associated Wireless Clients Current DHCP Mappings System Log gt Link Monitor AP Client mode only L General Operations gt Specifying the Operational Mode gt Administrative Password gt Managing the Firmware Q Configuring TCP IP related Settings gt Addressing gt DHCP Server AP Bridge modes only Q Configuring IEEE 802 11g related Settings gt Communication gt Security gt IEEE 802 1 X RADIUS AP mode only LI Configuring Advanced Settings gt Packet Filters gt Management NI WAP 3701 3711 User s Manual Web Console Configuration NI WAP 3701 AP Bridge AP Client iHome Restart You can click Restart to restart the AP Status General Bridge AP Settings and Info TCP IP Model NI WAP 3701 g IEEE BIOS Firmware Version APXS 2510 v1 3 1 0 0 3a 802 11 Operational Mode Access Point BAdvanced P MAC Address 00 09 92 02 51 C6 System Up Time hr min sec 0 01 37 LAN Interface TCP IP Settings Get from the DHCP server RF type Mixed
43. puter that acts as a TFTP server If you don t know the IP address of the computer open a Command Prompt type ipconfig and then press the Enter key 8 Trigger the restoring process by clicking Restore The NI WAP 3701 3711 will then download the configuration backup file from the TFTP server NOTE Make sure the file is a valid configuration backup file for NI WAP 3701 3711 3 9 NI WAP 3701 3711 User s Manual Web Console Configuration TIP If you want to back up or restore the configuration from a remote location over the Internet adjust the Timeout and Max no of retries settings of TFTP Server for remote TFTP configuration backup restore to succeed Resetting the Configuration to Factory Defaults Configuration Reset Factory Defaults Reset Clicking the Reset button resets the device configuration to factory defaults WARNING Think twice before clicking the Reset button Doing so will cause you to lose all of your current configuration settings Configuring TCP IP related Settings Addressing Method of obtaining an IP address Set Manually IP address 192 168 168 214 Subnet mask 255 255 255 0 Default gateway 0 0 0 0 Host name AF1 Domain DNS suffix The IP address of the AP can be set manually Set Manually or automatically assigned by a DHCP server on the LAN Obtain from a DHCP Server If you are manually setting the IP address Subnet mask and Default gate
44. re recorded in the memory of the NI WAP 3701 3711 The logged information is useful for troubleshooting purposes The system events are divided into several categories and you can select which categories of events to log Link Monitor AP Client mode only Linking Quality Signal Strength When the NI WAP 3701 3711 is in AP Client mode you can use the Link Monitor status page to monitor the link quality and signal strength sensed by its RF module Larger values mean better wireless connectivity to the associated Access Point This feature is especially useful when you are aligning a pair of directional antennas for bridging applications NOTE The values are updated every 20 seconds 3 4 NI WAP 3701 3711 User s Manual Web Console Configuration General Operations opecifying the Operational Mode AP Bridge This mode provides both Access Point and Static LAN to L amp IN Bridging functionality The static LAN to LAN bridging function is supported through Wireless Distribution System VVDS AP Client This mode is for Dynamic LAN to L amp N Bridging The AP Client automatically establishes bridge links with APs from any vendors Go to the General Operational Mode section select an operational mode and then click Save at the bottom of this page This will take you back to the starting page The AP supports 2 operational modes e AP Bridge This mode provides both Access Point and Static LAN to LAN Bridging func
45. s around the world e System Integration If you have time constraints limited in house technical resources or other project challenges National Instruments Alliance Partner members can help To learn more call your local NI office or visit ni com alliance Declaration of Conformity DoC A DoC is our claim of compliance with the Council of the European Communities using the manufacturer s declaration of conformity This system affords the user protection for electronic compatibility EMC and product safety You can obtain the DoC for your product by visiting ni com certification e Calibration Certificate If your product supports calibration you can obtain the calibration certificate for your product at ni com calibration If you searched ni com and could not find the answers you need contact your local office or NI corporate headquarters Phone numbers for our worldwide offices are listed at the front of this manual You also can visit the Worldwide Offices section of ni com niglobal to access the branch office Web sites which provide up to date contact information support phone numbers email addresses and current events NI AirWorks NI WAP 3701 3711 User s Manual Service Information Worldwide Technical Support and Product Information ni com National Instruments Corporate Headquarters 11500 North Mopac ExpresswayAustin Texas 78759 3504USATel 512 683 0100 Worldwide Offices Australia 1800 300 800 Austria 43 662 457
46. ssing or damaged please contact your customer service representative for assistance e x NI WAP 3701 3711 802 11g b Wireless AP Bridge Client e 2x Swivel Type Antenna 2 dBi RP SMA e Quick Installation Guide e Document amp Software CD includes User s Manual and Windows Utility Product Features e IEEE 802 11b g Compliant e Redundant 24 VDC power inputs or Power over Ethernet e Powerful security with WPA 802 1X MAC address filtering e DIN Rail mounting capability e Casing design meets IP30 protection standard Product Specifications WLAN Standards IEEES802 11g b for wireless LAN IEEE802 3u 10 100BaseTX for Ethernet LAN IEEE802 3af for Power over Ethernet Frequency Range 2 4 2 4835 GHz Direct Sequence Spread Spectrum DSSS Data Rate amp Modulation OFDM S54Mbps CCK 11 5 5Mbps DOPSK 22Mbps and DBSK 1Mbps Operating Channels USA 1 11 FCC Europe 1 13 ETSI Security 64 bit and 128 bit WEP encryption WPA IEEE 802 1X RADIUS and TKIP Data Rates 1 2 5 5 6 9 11 12 18 24 36 48 54 Mbps Transmit Power 802 11b gt 17dBm 802 11g 6 9Mbps 17dBm 12 18Mbps gt 15dBm 24Mbps gt 14dBm 36Mbps gt 14dBm 48Mbps gt 12dBm 54Mbps gt 12dBm Receiver Sensitivity 802 1 1b 8 FER I1Mbps lt 91dBm 8 FER 2Mbps lt 88dBm 8 FER 5 5Mbps lt 85dBm 8 FER 11Mbps lt 83dBm 1 2 NI WAP 3701 3711 User s Manual Software Features Protocols Configuration Client OS Support Interface Antenna RJ45 port LED I
47. tart the Bridge AP for the settings to take General effect HTCP IP IEEE HU Bridga AP Settings and Info 802 11 Model INT WAP 3701 Advanced BIOS Firmware Version IAPXS 2510 v1 3 1 0 0 3a Operational Mode Access Point MAC Address 00 09 92 02 51 C6 System Up Time hr min sec 0 15 04 LAN Interface Get from the DHCP server le RF type Mixed TCP IP Settings E Regulatory domain FCC U S Channel number 11 e Network name SSID NI On the home page you can review all of the settings you have made Changes are highlighted in red If the changes are okay click on Restart to restart the NI WAP 3701 3711 for the new settings to take effect NOTE About 10 seconds are needed for the AP to complete its restart process 2 4 NI WAP 3701 3711 User s Manual Getting Started Deploying the Access Point AP After the settings have been configured deploy the AP to the field application environment Connect the AP to an Ethernet LAN through an Ethernet switch or hub If you are configuring a pair of NI WAP 3701 3711 units for AP mode for a dynamic or static bridging application and external high gain directional antennas are used it is difficult to adjust alignments of the antennas when the two devices are separated by a long distance To adjust the alignments of a pair of bridges directional antennas 1 Connect each bridge to a computer via Ethernet 2 Configure the date rate of each bridge to the
48. this way hackers have no chance to attack other wireless users in a hotspot The behaviors are illustrated in the following figures 3 15 NI WAP 3701 3711 User s Manual Web Console Configuration WCI This AP Only This AP Only Switch Wireless Link Ethernet Link Behavior of the This AP Only wireless client isolation option WCI All APs in This Subnet All APs in This Subnet Switch Wireless Link Ethernet Link Behavior of the All APs on This Subnet wireless client isolation option When AP 1 and AP 2 are using the This AP Only option wireless traffic between STA 1 and STA 2 1s blocked by AP 1 whereas wireless traffic between STA 2 and STA 3 which are associated with different APs is still allowed If the All APs in This Subnet option is used as shown in the above figure AP 1 and AP 2 communicate with each other via an inter AP protocol to share their STA association information to block wireless traffic among all the STAs 3 16 NI WAP 3701 3711 User s Manual Web Console Configuration A total of 7 security modes are available with the different NI WAP 3701 3711 models e Open System No authentication no data encryption e Static WEP WEP Wired Equivalent Privacy keys must be configured manually e Static TKIP WPA PSK Only TKIP Temporal Key Integrity Protocol mechanism of WPA Wi Fi Protected Access 1s enabled In this mode you need to sp
49. tionality The static LAN to LAN bridging function is supported through Wireless Distribution System WDS e AP Client This mode is for Dynamic LAN to LAN Bridging The AP Client automatically establishes bridge links with APs from any vendor In either mode the NI WAP 3701 3711 forwards packets between its Ethernet interface and wireless interface for wired hosts on the Ethernet side and wireless host s on the wireless side There are 2 types of wireless links as specified by the IEEE 802 11 standard e STA AP This type of wireless link is established between an IEEE 802 11 Station STA and an IEEE 802 11 Access Point AP An STA is usually a client computer PC or PDA with a WLAN network interface card NIC The AP Client mode is actually an STA e WDS This type of wireless link is established between two IEEE 802 11 APs Wireless packets transmitted along the WDS link comply with the IEEE 802 11 WDS Wireless Distribution System format at the link layer The relationships among the operational modes and the wireless link types are shown in the following table AP Bridge AP Client AP Bridge WDS STA AP AP Client STA AP To establish a static bridge link based on WDS the AP bridges at both end of the WDS link must be configured manually with each other s MAC addresses To establish a dynamic bridge link between an AP and an AP Client both devices must be configured with the same SSID and WEP settings The AP Client
50. to delete the contents of the Web browser cache so that the Web management pages can be shown correctly A failed upgrade may corrupt the firmware and cause the NI WAP 3701 3711 to fail When this occurs contact NI technical support for assistance If you want to upgrade the firmware of a deployed AP from a remote location over the Internet adjust the Timeout and Max no of retries settings of the TFTP Server for remote TFTP upgrade to succeed NI WAP 3701 3711 User s Manual Web Console Configuration Backing up and Restoring Configuration Settings by TFTP Configuration Backup Restore Restore To back up the configuration of the NI WAP 3701 3711 by TFTP 1 Prepare a computer that will be used as a TFTP server and as a managing computer to trigger the backup process 2 Connect the computer and one of the LAN Ethernet switch ports with a normal Ethernet cable 3 Configure the IP address of the computer so that the computer and the NI WAP 3701 3711 are on the same IP sub net 4 Onthe computer run the TFTP Server utility Select the Accept write requests check box and specify the folder to which the configuration settings of the AP will be saved 5 Onthe computer run a Web browser and click the General Firmware Tools hyperlink 6 Choose TFTP as the Firmware management protocol 7 Within the Configuration Backup Restore section specify the IP address of the computer that acts as a TFTP server If you don t know the IP addr
51. way settings set them appropriately so that they comply with your LAN environment In addition you can specify the Host name and Domain DNS suffix of the NI WAP 3701 3711 3 10 NI WAP 3701 3711 User s Manual Web Console Configuration DHCP Server AP Bridge modes only Basic NOTE Functionality Disabled gt Default gateway 92468003 subnet mask 255 255 256 0 Primary DNS server 92468043 Secondary DNS server First allocatable IP address 192 168 0 2 Allocatable IP address 2n count The NI WAP 3701 3711 can assign IP addresses to client computers automatically by DHCP In this section of the management page you can specify the Default gateway Subnet mask Primary DNS server and Secondary DNS server settings that will be sent to a client at its request Additionally you can specify the first IP address that will be assigned to the clients and the number of IP addresses that can be allocated There should only be one DHCP server on the LAN otherwise DHCP will not work properly If a DHCP server is already connected to the LAN disable the DHCP server functionality of the NI WAP 3701 3711 By default the DHCP server function is disabled Static DHCP Mappings Enabled Desc MAC Address IP Address E Bill o0 22 32 6 0 50 02 92 158 0 2 13 E E 2 IP addresses of servers are often static so that clients can always locate the servers by the static IP addresses By using
52. ween the radiator amp your body 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 and 2 this device must accept any interference received including interference that may cause undesired operation R amp TTE Compliance Statement This equipment complies with all the requirements of DIRECTIVE 1999 5 CE OF THE EUROPEAN PARLIAMENT AND THE COUNCIL OF 9 March 1999 on radio equipment and telecommunication terminal equipment and the mutual recognition of their conformity R amp TTE The R amp TTE Directive repeals and replaces in the directive 98 13 EEC Telecommunications Terminal Equipment and Satellite Earth Station Equipment as of April 8 2000 NI WAP 3701 3711 User s Manual Regulatory Statement Safety This equipment is designed with the utmost care for the safety of those who install and use it However special attention must be paid to the dangers of electric shock and static electricity when working with electrical equipment All guidelines of this and of the computer manufacture must therefore be allowed at all times to ensure the safe use of the equipment EU Countries Intended for Use The ETSI version of this device is intended for home and office use in Austria Belgium Denmark Finland France with Frequency channel restrictions Germany Greece Ireland Italy Luxembourg Portugal Spain Sweden The Netherlands and
53. wr NATIONAL gt INSTRUMENTS NI WAP 3701 3711 User s Manual First Edition Sept 2007 NI WAP 3701 3711 User s Manual The software described in this manual 1s furnished under a license agreement and may be used only in accordance with the terms of that agreement Copyright Notice Copyright 2007 National Instruments Corporation All rights reserved Reproduction without permission is prohibited Trademarks National Instruments or NI is a registered trademark of National Instruments Corporation All other trademarks or registered marks in this manual belong to their respective manufacturers Disclaimer Information in this document is subject to change without notice and does not represent a commitment on the part of NI NI provides this document as is without warranty of any kind either expressed or implied including but not limited to its particular purpose NI reserves the right to make improvements and or changes to this manual or to the products and or the programs described in this manual at any time Information provided in this manual is intended to be accurate and reliable However NI assumes no responsibility for its use or for any infringements on the rights of third parties that may result from its use This product might include unintentional technical or typographical errors Changes are periodically made to the information herein to correct such errors and these changes are incorporated into
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