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ezWAVE Access Point Users’ Guide

Version 1.6

DOC – 2001.02.01

Page 2 of 50

Contents

Chapter 1

Introduction To The Wireless LAN

…………………... 5

1.1 What is Wireless LAN?

………………………………………5

1.2 Wireless LAN Standard and Structure……………………………6

Chapter 2

Setup ezWAVE Access Point

……………………….

2.1 Before You Begin Installation ……………………………… …. 12

2.2 Installing The Widelink ezWAVE WAP-1100 Series Access Point

……………………………………..14

Adjust the antennas ………………………………………… 14

Ethernet Cable Connection ………………………………… 15

Connect The Power Pack ………………………………….. 16

Connect Serial Cable ……………………………………….. 17

Open Terminal Program ……………………………………. 18

Configuration Change ………………………………………. 21

2.3 Verifying the Operation of the ezWAVE Access Point ………. 28

Chapter 3

Access Point Management

……………………….…….30

3.1 Starting Configuration Tool………………………………………..31

Access Point Connection.……………………………………32

Access Point Configuration Window..………………………33

Terminal Window for Diagnosis …………………………….37

Firmware Upgrade Window ………………..……………….38

Firmware Upgrade Via Internet …………………………….39

Firmware Upgrade Via Local Disk…………………………..41

Access Point Detail Control………………………………….42

3.2 Setting Bridge Mode …………………………………………….. 43

Chapter 4

Troubleshooting

…………………………………………..45

Содержание ezWave WAP-1100 Series

Страница 1: ...link 2000 DOC 2001 02 01 Page 1 of 50 WAP 1100 Series Wireless LAN Access Point Users Guide Corporate Headquarters Widelink Co Ltd 664 25 Dongshin Bldg 2F Shinsa Dong Kangnam gu Seoul 135 120 Korea http www widelink co kr Tel 82 2 3445 9938 Fax 82 2 3445 8534 ...

Страница 2: ...4 Adjust the antennas 14 Ethernet Cable Connection 15 Connect The Power Pack 16 Connect Serial Cable 17 Open Terminal Program 18 Configuration Change 21 2 3 Verifying the Operation of the ezWAVE Access Point 28 Chapter 3 Access Point Management 30 3 1 Starting Configuration Tool 31 Access Point Connection 32 Access Point Configuration Window 33 Terminal Window for Diagnosis 37 Firmware Upgrade Win...

Страница 3: ...Access Point Users Guide Version 1 6 Copyright Widelink 2000 DOC 2001 02 01 Page 3 of 50 Appendix Appendix A Cell Planning Radio Range 46 Appendix B Technical Specification 48 Appendix C Channel Allocation 50 ...

Страница 4: ...N NO EVENT SHALL WIDELINK OR ITS SUPPLIERS BE LIABLE FOR ANY INDIRECT SPECIAL CONSEQUENTIAL OR INCIDENTAL DAMAGES INCLUDING WITHOUT LIMITATION LOST PROFITS OR LOSS DAMAGE TO DATA ARISING OUT OF THE USE OR INABILITY TO USE THIS MANUAL EVEN IF WIDELINK OR ITS SUPPLIERS HAVE BEEN ADVISED OF THE POSSIBILITY OF SUCH DAMAGES SAFETY INFORMATION WARNING Opening the unit for whatever reason could lead to d...

Страница 5: ...ther without relying on any physical connection Radio waves are often referred to as radio carriers because they simply perform the function of delivering energy to a remote receiver The data being transmitted is superimposed on the radio carrier so that it can be accurately extracted at the receiving end This is generally referred to as modulation of the carrier by the information being transmitt...

Страница 6: ... set of fundamental signaling methods and other services The most critical issue affecting WLAN demand has been limited throughput The data rates supported by the original 802 11 standard are too slow to support most general business requirements and have slowed adoption of WLANs Recognizing the critical need to support higher data transmission rates the IEEE recently ratified the 802 11b standard...

Страница 7: ...ndent or peer to peer y Ad Hoc Mode Ad hoc mode also called peer to peer mode or an Independent Basic Service Set or IBSS is simply a set of 802 11 wireless stations that communicate directly with one another without using an access point or any connection to a wired network This mode is useful for quickly and easily setting up a wireless network anywhere that a wireless infrastructure does not ex...

Страница 8: ... Mode Roaming Wireless communication is limited by how far signals carry for given power output WLANs use cells called microcells similar to the cellular telephone system to extend the range of wireless connectivity At any point in time a mobile PC equipped with a WLAN adapter is associated with a single access point and its microcell or area of coverage Individual microcells overlap to allow cont...

Страница 9: ...reless station has physically moved away from the original access point causing the signal to weaken In other cases Re association occurs due to a change in radio characteristics in the building or due simply to high network traffic on the original access point In the latter case this function is known as load balancing since its primary function is to distribute the total WLAN load most efficient...

Страница 10: ...g block of WLAN network Minimum WLAN BSS may be consist of only two stations Using access point AP and network distribution systems DS WLAN service set can be extended arbitrary size extended service set ESS Each service set has its network ID SSID All the service sets within an ESS network can have same service ID so that the ESS can support inter cell ROAMING ...

Страница 11: ...Guide Version 1 6 Copyright Widelink 2000 DOC 2001 02 01 Page 11 of 50 Figure 4 SSID and Roaming Backbone Network AP 2 SS ID Widelink ROAMING AP 1 SS ID Widelink AP 3 SS ID Wide ESS BSS Backbone Network Re Configuration Required ...

Страница 12: ...tware The system settings are contained on the Access Point s firmware Before setting up your Access Point ask your network system administrator for the following information y You need an IP Internet Protocol address for the Access Point Each station or device on your network must have a unique IP address y If there are some Access Points already installed you need to know their SSID and channel ...

Страница 13: ...2 01 Page 13 of 50 y The ezWAVE WAP 1100 Series Installation CD If any of these items are missing from the package contact your Access Point supplier You will also need y A computer with serial port com1 com2 or Ethernet port y A 9 pin straight through male to female serial cable ...

Страница 14: ...ight down no matter where your Access Point is mounted If you keep your Access Point on a table or a desk turn the antennas so they point straight up If you mount your Access Point on a wall or a pole turn the antennas so they are vertical even though the Access Point is on its side If you mount your Access Point on the ceiling turn the antennas so they point straight down Antenna configurations c...

Страница 15: ...rsion 1 6 Copyright Widelink 2000 DOC 2001 02 01 Page 15 of 50 Connect the Ethernet cable from your wired LAN to your Access Point Make sure the unit is not powered up when you connect your network cable STEP 2 Ethernet Cable Connection ...

Страница 16: ...s point will be bright green During normal operation indicators will be bright green If indicators do not either display a solid color or blink see the Top Panel Indicator Descriptions in this manual Caution If you have already installed Widelink ezWAVE WAP 1100 series client card you can easily configure Access Point through air connection between your computer and Access Point You may skip next ...

Страница 17: ...hrough male to female serial cable to connect the COM 1 or 2 port on your computer to the RS 232 on the back of the access point After you find the assigned IP address you can remove this cable You might need the cable again if you need to update the Access Point s configuration in the future STEP 4 Connect Serial Cable ...

Страница 18: ...ogram on the workstation attached to the Access Point These instructions describe HyperTerminal for example but you can use any terminal emulation program to communicate with the Access Point The following window appears Type a name for the connection and click OK The Connect To window appears STEP 5 Open Terminal Program ...

Страница 19: ...VE Access Point Users Guide Version 1 6 Copyright Widelink 2000 DOC 2001 02 01 Page 19 of 50 Choose the port on your computer to which the serial cable is connected Click OK The port settings window appears ...

Страница 20: ...perTerminal window If the text does not appear immediately press Enter If it is successfully connected to Access Point it will display prompt on the terminal program s display box Type disconfig and press Enter to see the current default settings of Access Point Make a note of the SSID Channel number and IP address Widelink s Access Point has a default IP 100 100 100 100 The other options that are...

Страница 21: ...ault configuration settings Using this command you can change Access Point s SSID Channel number IP address MAC address and WEP key enable disable After typing setconfig command whenever you press Enter key there will occur changeable Access Point options and you can select or edit what you want Refer to the next example STEP 6 Configuration Change ...

Страница 22: ...nel chapter In addition to this it there is Access Points that have already installed in the neighborhood of your Access Point take a cautious attitude in selecting channel number Otherwise by selecting too close channel number with your neighbor Access Point raise channel interference problems This problem can degrade wireless LAN air link quality seriously In order to avoid this problem select a...

Страница 23: ...on device you should select 2 or 3 This usage process s detailed explanation will be followed on next chapter If you know which IP address should be set to your Access Point then write it in this step Otherwise if you do not know which IP to be used ask your network administrator about available IP address In this example the IP address 100 100 100 100 is a default IP address that is assigned by W...

Страница 24: ...wireless LAN network enable WEP function If you enable WEP function select one of four WEP default key number You can choose any number from 1 to 4 and then Exclude Unencrypted question is given This question asks you whether you will allow a client that does not use WEP function to access communication with Access Point Next question is WEP Key Generation Mode There are two ways to generate the W...

Страница 25: ... encryption decryption These options are provided for wireless LAN expert only so if you does not have deep information about wireless LAN air interface specifications do not change default options More detail information about how to change detail configuration will be explained in Access Point Management section Now you have completed all the setup options Press Enter key On the Hyper terminal s...

Страница 26: ...press y then Widelink s Access Point setup configuration will be completed and the setup program will update changed configuration in the memory Caution During updating configuration data it might display flash memory write error message In this case call for assistance from Widelink products distributors ...

Страница 27: ...ezWAVE Access Point Users Guide Version 1 6 Copyright Widelink 2000 DOC 2001 02 01 Page 27 of 50 ...

Страница 28: ...s the RF module to see whether it is properly running the AP And then the firmware downloads RF module operating program c Upon successful completion of the diagnostics and program download the LED which shows the wireless LAN link status blinks for 2 3 seconds and then display bright green light steadily The diagnostics take approximately 30 seconds to complete after power up Upon successful comp...

Страница 29: ...ational State Power AP Function On Green power is okay Orange AP Functional Fail Occur Air Link Status ON Green Air link status okay Blink Air link or RF module has some problems Ethernet Link Status Blink Ethernet interface okay and AP is transfering data Ethernet Link Status Air Link Status Power AP Function ...

Страница 30: ...e Access Point Manager install the Access Point Manager on the same computer folder The setup process automatically upgrades the existing software and keeps your existing configuration files The Widelink Access Point Manager is included in the Widelink Access Point kit The AP Manager can be used as a setup configuration tool for new Access Points and as a management tool to assist the ongoing mana...

Страница 31: ...rt or the Widelink Access Point Manager The former was explained in the above chapter The following sections describe how to configure the Access Point using Access Point Manager tool If you have installed the Widelink Access Point Manager on a computer select Program Files Widelink ezWAVE Access Point Manager AccessPointManager exe Or you can simply click the AccessPointManager icon on the window...

Страница 32: ...button If the Access Point has no problem and wire wireless link is connected without problem Dialog box pop up to show that the Access Point Manager program is connected to the Access Point through its IP address Otherwise if the Access Point Manager program is not able to find the Access Point then following message is displayed and it will stop the search process If the Access Point connection ...

Страница 33: ... configuration tab window Types Widelink s Access Point has multiple functions Wireless LAN Access Point and Wireless LAN Bridge for point to point transmission So this dialog box displays current function mode Default type value is Access Point mode IP Address This field allows the assignment or change of the Internet Protocol IP address of a station Widelink s ezWAVE Access Point has a default I...

Страница 34: ... a wireless client configuration with multiple Access Points adjacent Access Points should be set to different channels at least 5 channels apart recommended For example in a configuration with 3 Access Points set the channels to 1 6 and 11 Note that some countries only support a limited number of channels Please refer to the Appendix Channel section The Access Point does not allow you to set chan...

Страница 35: ...nation of 0 9 a f or A F for 64 bit WEP keys To protect WEP key security existing WEP keys do not appear in the entry fields You can write over existing keys but you cannot edit or delete them Caution The WEP keys for your network must be set exactly the same as your Access Points and your PC LAN cards The same value must be assigned to Key 1 on both the Access Point and the PC LAN cards the same ...

Страница 36: ...ve Bridge Signal Strength When the Access Point functions as a wireless LAN bridge it shows signal strength between Master Bridge and Slave Bridge Apply Changes After entering new values for settings click Apply Changes button to activate the new settings Undo Changes If you want to restore Access Point configuration press this button ...

Страница 37: ...1 Page 37 of 50 The Diagnosis Tab provides the same function as terminal emulator programs just like HyperTerminal program explained in above section And you can do same things as you use terminal program Please refer above Open Terminal Program section Terminal Window for Diagnosis ...

Страница 38: ...or Internet After making firmware updates on this page the Access Point will automatically be rebooted to activate the new firmware Before you update Access Point s firmware you could check current Access Point s firmware version through the F W Upgrade window The firmware can be updated into two ways one is via Internet and the other is via local disk or file server Firmware Upgrade Window ...

Страница 39: ...sses Widelink s Internet homepage that supports the latest Access Point firmware version If you have defined URL address press Start button so that the firmware can be transferred to your local disk Program File Widelink ezWAVE Access Point Manager During the firmware download if there is an error or file transfer failure then an error message will be displayed After completing the firmware downlo...

Страница 40: ... 50 If the firmware download processes is completed successfully download completed message is displayed and then Access Point Manager program tries to make a new connection with the Access Point Meanwhile the Access Point that have received the new firmware version go on self restarts process ...

Страница 41: ...u should have the latest firmware version in your local disk already After you click Browse button select the firmware that you want to update At this point you should take a special attention in opening the file to not open a wrong file or firmware version After confirming the file name click the Start button The other processes from this stage are same as those of the Internet Firmware Upgrade V...

Страница 42: ...ge default options More detailed information about how to change detail configuration will be explained in Access Point Management section Beacon Period The amount of time between beacons DTIM Period This setting always a multiple of the beacon period determines how often the beacon contains a delivery traffic indicator message DTIM The traffic indicator message tells power save clients that a pac...

Страница 43: ...he wireless MAC address is NOT the same as the wired MAC address printed on the front of the AP 2 Set the Bridge Mode to LAN to LAN as described in above Access Point Configuration Window section s Type item 3 Make sure that the APs use the same channel To change the AP channel see Access Point Configuration Window section The AP provides the following bridging services Store and forward capabilit...

Страница 44: ...44 of 50 Data Link layer relay The AP operates at the Data Link layer of the Open System Interconnection OSI model Operation at this layer makes the AP transparent to the protocols that use the LAN connectivity service This protocol transparency is a key factor in the extended LAN service ...

Страница 45: ...ezWAVE Access Point Users Guide Version 1 6 Copyright Widelink 2000 DOC 2001 02 01 Page 45 of 50 Chapter 4 Troubleshooting T B D ...

Страница 46: ...mum radio range is achieved at the lowest workable data rate There will be a decrease in receiver threshold sensitivity as the radio data rate increases Antenna Type and Placement PCI card only Proper antenna configuration is a critical factor in maximizing radio range As a general guide range increases in proportion to antenna height For a detailed explanation of antenna types and configurations ...

Страница 47: ...ccess Points to minimize overlap in coverage area a large area can be covered with minimal system cost The total bandwidth available to each mobile station will depend on the amount of data each mobile station desires to transfer and the number of stations located in each cell Seamless roaming is supported as a mobile station moves in and out of range of each ezWAVE Access Point thereby maintainin...

Страница 48: ...cification Item Function Configuration and setup Local monitor Access Point Manager Modes Access Point Wireless LAN Bridge Status Display Power Air Link Status Wire Link status Software Upgradeable Via Access Point Manager or local monitor Security WEP 64 bit standard upgradeable to 128 bit Approval WiFi FCC processing Max No of Clients per AP 255 ...

Страница 49: ... Data Rate 1 2 5 5 or 11Mbps Dynamic rate selection based on radio medium quality FCC ID FCC approval Number of Channels Max 14 Refer Appendix CHANNEL Channeling 5 MHz increments Programmable for IEEE 802 11b Type of Modulation BPSK 1 Mbit s QPSK 2 Mbit s CCK 5 5 and 11 Mbits s Nominal 10 MHz BW 6 dB Receiver sensitivity 84 dBm Wired LAN Interface 10Base T RJ45 Connector Serial Interface RS 232 19...

Страница 50: ...requencies of each 22 MHz wide channel are shown in the table below as appropriate for the various areas or regulatory agencies Regulatory Domains Channel Identifier Center Frequency North America ETSI Spain France Korea Japan 1 2412MHz 2 2417MHz 3 2422MHz 4 2427MHz 5 2432MHz 6 2437MHz 7 2442MHz 8 2447MHz 9 2452MHz 10 2457MHz 11 2462MHz 12 2467MHz 13 2472MHz 14 2484MHz Japan ...

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