OTC Wireless WiSER2400 User's Manual
Contents
1. Compliance is indicated by the CE marking CED This product satisfies the radio spectrum requirements of EN 300 328 1 the EMC requirements of EN 301 489 17 and the safety requirements of EN 60950 Glossary Access Point An internetworking device that seamlessly connects wired and wireless networks Access Points combined with a distributed system support the creation of multiple radio cells that enable roaming throughout a facility Ad Hoc Network A network composed solely of stations within mutual communication range of each other no Access Point connected The Ad Hoc network offers peer to peer connections between workstations allowing communication between computers within range that have an 802 11 DSSS compatible PC card installed Channel A medium used to pass data units that can be used simultaneously in the same volume of space by other channels of the same physical layer with an acceptably low frame error ratio due to the absence of mutual interference Encapsulated An Ethernet address mode that treats the entire Ethernet packet as a whole and places it inside an 802 11 frame along with a new header Ethernet The most widely used medium access method which is defined by the IEEE 802 3 standard Ethernet is normally a shared media LAN i e all the devices on the network segment share the total bandwidth Ethernet networks operate at 10Mbps 100Mbps using CSMA CD to run over 10BaseT 100BaseT cables IEEE 802 11 The IEEE2. 2 495GHz 11 channels US Canada 13 channels Europe 14 channels Japan 14dBm at antenna input tvpical 80dBm 1e 5 BER typical Integrated dipole antenna with 2dBi gain 11 5 5 2 or 1 Mbps fixed rate or configured to automatic rate selection CCK Direct Sequence Spread Spectrum 1200 ft in open space Support normal station to AP link in the infrastructure mode Support the standard 64 bit and the 128 bit WEP MAC address based access control Output 5V 1A Input 100 120V 50 60Hz 0 3A lt 480mA max reached in transmit mode 4 Power Transmission Receiving Link 10 C 50 C FCC part 15 Class B CE ETSI EN 300 328 1 ETSI EN 301 489 17 IC for Ubicom based model QTC Chapter 2 INSTALLATION OF WiSER2400 IP Installation of WiSER2400 IP Hardware Standard Hardware Items 1 WiSER2400 IP radio 1 3 foot RS232 P cable 1 ac dc power adapter 1 pair of Velcro mounting pads Power This radio connected to vour equipment draws power from the provided AC DC power adapter that plugs into a wall outlet RS232 Connection The WiSER2400 IP radio is shipped with one RS232 cable This 3 foot cable is intended for use with anv RS232 equipment whiteboard instrument etc and has the specification listed below Option P terminates in a male DB 9 connector no dc power is available from this cable Connect the modular plug which resembles an over sized telephone plug of the RS232 cable to the modular
3. Figure 2 Connection and Overall Status Panel The pull down menu allows users to select COM ports RS232 serial port so that the utility program knows where to connect to WiSER2400 radio unit The pull down menu becomes inactive and inaccessible when the connection between the WiSER2400 radio and the utility program is active After appropriate COM port is selected from the pull down menu click Connect button to have the utility program claim the COM port If a COM port is successfully claimed by the utility the Disconnect will be displayed on the button instead of Connect Click Disconnect button to release the control of the COM port from the utility program Note Other panels in the main window stay inactive unless a COM port is claimed by the utility program The status text field displays connection status and the utility command information between WiSER2400 utility program and the radio unit Radio Status Panel The Radio Status Panel has only one mode STA mode shown in figure 3 Radio Status Firmware Version WEE01 06 Date 12 20 2002 Role STA SSID cmdang Channel 10 Port Status Connected To BSS Link Quality 67 171 17 Signal Strength 61 Figure 3 Radio Status Panels AP left Station right In general the Radio Status Panel displays the firmware version firmware release date role and communication channel used by the radio The pane
4. WiSER2400 IP WiFi Radio Kev Features o No driver on the host device is required for radio operation o Radio operation is independent of the operating system on the host equipment or device Windows 98 NT 2000 ME XP Linux Unix embedded etc as long as an RS232 port is properly supported environment U Supports 64 bit and 128 bit encryption for secured communication U Industry standard IEEE 802 1 1b compliant wireless interface O 11Mbps data rate and automatic selection of lower data rate 5 5 2 and 1 Mbps in degraded RF U Integrated omni directional antenna to provide best tradeoff between link quality and mobility U Microsoft Windows based configuration utility Applications Q Standard compliant wireless networking for computers and equipment with an RS232 interface U Embedded devices tools instruments equipment and appliances that can benefit from the re configurability of wireless link yet are unfriendly to the installation of device drivers O POS equipment for stores where re configuration is frequent Control monitor equipment where mobility is required Model Standard Host Interface Frequency RF Channels Transmission power Receiver sensitivity Antenna Data Rate Modulation Link Distance Network Types Data Encryption Network Security AC adapter Current consumption LED Indicators Operating Temperature Regulation Compliance Specifications WISER2400 IP 802 11 and 802 11b RS232 2 4GHz
5. 11b mode the radio unit is running on It can be either Ad hoc or Infrastructure For WiSER2400 IP to connect with a normal AP always select Infrastructure mode Please refer to IEEE 801 11 documentation for more information of the Network Type Default value Infrastructure Baud rate user configurable This is the baud rate the radio unit will use to transmit and receive RS232 data Supported values 2400 4800 9600 14400 19200 38400 57600 and 115200 bps Default value 9600 bps Channel this field is applied only when the radio unit functions in Ad hoc mode Therefore it is hid when the radio unit functions in Infrastructure mode Supported values 1 14 channels Max Bytes Pkt This value specifies the maximum number of bytes a UDP packet can contain Range 1 to 200 Default value 6 End Frame Byte This value specifies a special character that signals the end of a command or portion of data and the command or portion of data should be sent to the destination unit right after the radio receives this special character Range 0x00 to Ox1F Default value OxOD Carriage Return Note that user can choose None value which means he would not use any special character in any case MAC Addr MAC address of this unit the MAC address of this radio MAC Addr MAC address of destination unit the MAC address of the destination device The radio unit learns the MAC address of the destination unit from
6. 802 xx is a set of specifications for LANs from the Institute of Electrical and Electronic Engineers IEEE Most wired networks conform to 802 3 the specification for CSMA CD based Ethernet networks or 802 5 the specification for token ring networks 802 11 defines the standard for wireless LANs encompassing three incompatible non interoperable technologies Frequency Hopping Spread Spectrum FHSS Direct Sequence Spread Spectrum DSSS and Infrared IEEE standards ensure interoperability between systems of the same type Infrastructure Network A wireless network centered about an Access Point In this environment the Access Point not only provides communication with the wired network but also mediates wireless network traffic in the immediate neighborhood IP Internet Protocol The standard protocol within TCP IP that defines the basic unit of information passed across an Internet connection by breaking down data messages into packets routing and transporting the packets over network connections then reassembling the packets at their destination IP corresponds to the network layer in the ISO OSI model LAN Local Area Network A communication network that serves users within a defined geographical area The benefits include the sharing of Internet access files and equipment such as printers and storage devices Special network cabling 10BaseT is often used to connect the PCs together RS232 An EIA standard for serial data communicatio
7. Port in the Dest Unit portion in the configuration panel UDP Length UDP header length data length This data length would be lt Max Bytes Pkt value The Max Bytes Pkt field is in the Configuration Panel See section Il for detail UDP Check sum calculated over UDP header and serial data c RS232 Data this is the serial data received from serial port Incoming UDP IP packet a IP Header checking on the following fields Other fields that are not mentioned are not checked i Total length must be greater than IP header length and UDP header length Flags and Fragment offset must be Don t fragment and Last fragment Protocol must be UDP IP Header check sum must be correct Source IP address must be equal IP Addr in the Dest Unit portion in the configuration panel Destination IP address must be equal IP Addr in the This Unit portion in the configuration panel b UDP header checking on the following fields Other fields that are not mentioned are not checked i Source Port number must be equal UDP Port in the Dest Unit portion in the configuration panel Destination Port number must be equal UDP Port in the This Unit in the configuration panel UDP Length UDP header length data length The data length has to be lt 200 UDP Check sum ignored if 0 Otherwise a checksum calculation is performed on UDP header and serial da
8. active program process Poor Link Quality If the Signal Strength indicator is reasonably high gt 20 and the Link Quality is not zero but the Link Quality stays in the Poor range it could be due to one of the following reasons Make sure that radio interference is not present in the radio network Make sure that the radio is not surrounded by many strongly reflecting metallic surfaces With multiple reflecting surfaces between the radio in question and the target radio a severe multi path problem may introduce high bit error rate despite a strong Signal Strength Make sure that there is no severe packet collision caused by a hidden node problem A hidden node problem is the situation where the RF signal from two or more Station radios cannot reach each other but can reach the AP In such situation multiple Stations may attempt to transmit data packet to the AP at the same time and therefore cause packet collision To solve this problem re arrange the Stations in question such that the RF signals are mutually sensible by all Stations There is no guarantee that the packet collision can be entirely eliminated but the severity can be reduced enough to see visible improvement of the link quality Radio Interference You may be able to minimize RF interference by doing the following Although WiSER2400 when properly configured seeks a clear channel to use it cannot avoid interference if too many 2 4GHz inte
9. fields in the Security Panel are described below a Deny Unencrypted Data Frames if checked the firmware will block unencrypted data frames from being received b Transmission key This allows user to choose from key 1 to key 4 for transmission The default key is set to Key 1 c WEP key factor this list box allows user to choose how many frames the Initialize Vector IV is reused It contains four options every frame every 10 frames every 50 frames and every 100 frames The default key factor is Every 100 frames When the Applv button is pressed the program validates all entered data and prompts the user to re enter the data if any of the input data is invalid If all data is valid the entered data will be applied to the radio unit When the Cancel button is clicked all entered data under Securitv Panel is discarded Chapter 4 UDP IP Implementation This section describes how the radio firmware composes RS232 data into UDP packets and sends them out as well as how it receives the UDP packets and performs necessary checks If all checks are passed it retrieves the RS232 data from the packets and sends the data out to RS232 cable When composing the UDP IP packet header the firmware only sets the important fields in the packet header other less important fields are set with correct fixed values and these values are unchanged during the operation time of the radio Upon receiving UDP IP packets the fir
10. third party products listed in the seller software product documentation or specifications as being compatible the seller will make reasonable efforts to provide compatibility except where the non compatibility is caused by a defect in the third party s product or from use of the software product not in accordance with the sellers published specifications or user manual Appendix B Regulatory Compliance FCC Part 15 Declaration of Conformity DoC The equipment is confirmed to comply with the requirements of FCC Part 15 rules The 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 FCC ID MKZ0207232XG FCC Rules and Regulations Part 15 Warning This device has been tested and found to comply with the limits for a Class B digital device pursuant to Part 15 of the Federal Communications Commissions Rules and Regulations These limits are designed to provide reasonable protection against harmful interference when the equipment is operated in a commercial environment This equipment generates uses and can radiate radio frequency energy and if not installed and used in accordance with the instruction manual may cause harmful interference to radio communications However there is no guarantee that interference will not occur in a particular installation If this equipme
11. ARP response packets sent from the device with associated IP address IP Addr IP address of this unit the IP address of this radio Configurable IP Addr IP address of destination unit the configurable IP address of the device which this radio would communicate with UDP Port of this unit the port number that this radio uses to communicate This port number is the source Port in UDP packets sent from this radio Fixed value 8002 UDP Port of destination unit the port number the destination device listens on to get the UDP packet This port number should be the destination Port on UDP packets destined to this radio RS232 and WLAN Statistics Panel The transmission statistics of the RS232 COM port and Wireless Local Area Network WLAN is shown in this panel To retrieve the statistics click Refresh button located at the bottom of the main window of the utilitv program The following explains the statistics shown in the panel 1 RS232 Statistics a b COM Sent This number is the total bvtes that the Unit sends through the connected COM port COM Received This number is the total bvtes that the Unit received through connected COM port This value is the sum of the following values i Without error Total bytes received without error ii Break Detect error Total bytes received as break detect error iii Frames error Total bytes received with frame error iv Overrun error Total bytes received wi
12. OTC WIRELESS 802 11b Wireless Serial Port Adapter WiSER2400 IP User Guide www otcwireless com OTC WiSER2400 IP Wireless Serial Port Adapter User Guide Copyright Information in this document is subject to change without notice Complying with all applicable copyright laws is the responsibility of the user No part of this document may be reproduced or transmitted in any form or by any means electronic or mechanical for any purpose without the express written permission of the seller If however your only means of access is electronic permission to print one copy is hereby granted The seller provides this documentation without warranty term or condition of any kind The seller may make improvements or changes in the product s and or the program s described in this documentation at any time Other product and company names herein may be trademarks of their respective owners Copyright 2001 2003 OTC Wireless Inc All rights reserved Revision 1 08 May 14 2003 TABLE OF CONTENT CHAPTER 1 INTRODUCTION WISER2400 IP WIFI RADIO SPECIFICATIONS RS232 Connection Status LED s INSTALLATION OF WISER2400 IP SOFTWARE System Requirements Installation CHAPTER 3 DIAGNOSTIC AND CONFIGURATION UTILITY OVERVIEW CONNECTION AND OVERALL STATUS PANEL RADIO STATUS PANEL CONFIGURATION PANEL RS232 AND WLAN STATISTICS PANEL SECURITY PANEL CHAPTER 4 UDP IP IMPLEMENTATION LEARNING THE DESTINATION MAC ADD
13. RESS FROM ARP PACKETS Lena 15 OUTGOING UDP IP PACKET L rr rr rr nnn nn rnnnnznnznnzzzzzznzznzzzn 15 CHAPTER 5 TROUBLESHOOTING BLANK PAGES APPEAR WHEN OPEN THE UTILITV PROGRAM No RADIO LINK No DATA TRANSFER WHILE THE RADIO LINK IS GOOD POOR LINK QUALITV RADIO INTERFERENCE TECHNICAL SUPPORT APPENDIX A LIMITED WARRANTV APPENDIX B REGULATORV COMPLIANCE GLOSSARV Chapter 1 INTRODUCTION WIiSER2400 IP is an 802 11b compliant or WiFi radio with an RS232 serial interface The WiSER2400 IP radio takes serial data from the equipment or computing device connected via its RS232 port converts the serial data into 802 11 compliant data packets and transmits these packets with the RF modulation that is compliant with the specifications of the 802 11b physical layer On the receiving end the radio demodulates the RF signal removes the Ethernet 802 11 headers unpacks the packet and delivers the data byte by byte to the destination equipment device through the RS232 serial port Each WIiSER2400 IP radio acts as a Station and operates in either infrastructure or ad hoc mode in accordance to the 802 11 standards As such this radios enables RS232 interfaced devices to participate in a wireless Ethernet network In this capacity the radio in addition to eliminating the RS232 cables functions as a media converter for RS232 interfaced equipment and computing devices The radio is fully self contained in performing the conv
14. bel and then the users can enter up to any 64 characters in the Passphrase field Click the Apply button to apply the encryption key setting Notice that when this method is selected the Manual Entry fields are graved out to disallow manual entries of WEP keys r Encryption Security 64 bits 128 bits Disable m WEP keys creation Passphrase OTC WISER Manual Entry oak Figure 6 Create WEP Keys with Passphrase To manually input keys select the radio button next to the Manual Entry and then enter hexadecimal numbers to the fields next to Key 1 to Key 4 Click the Apply button to apply the encryption key setting Notice that when this method is selected the Passphrase field is graved out to disallow any input to the passphrase field Security r Encryption C 64 bits 128 bits Disable gt WEP keys creation C Passphrase Tc WISER Manual Entry Key 1 Key 2 e3439034dfacdb67be3aad4021 Key 3 I Key 4 I IV Deny Unencrypted Data Transmission Key POF WEP Key Factor FIGURE 7 CREATE WEP KEYS WITH MANUAL ENTRIES QTC The Manual Entry Key 1 2 3 4 fields accept hexadecimal inputs as the encryption keys If 64 bits encryption is enabled each key field allows the user to enter up to 10 hexadecimal characters If 128 bits encryption is enabled each of the key field allows up to 26 hexadecimal characters The remaining
15. ersion between serial data and wireless Ethernet packets That is no device driver needs to be installed on the hosting equipment or computing device the radio is connected to True Plug amp Play feature therefore is achieved with any equipment or computing devices with an RS232 port This also means the radio can be used on equipment and or computing devices with any Operating Systems This is particularly useful for instruments equipment where the use of RS232 interface is utilized Examples include cash registers electronic whiteboards and navigation instruments WiSER2400 has a compact form factor that blends easily into an office classroom environment It also lends particularly well to portable applications The specifications are given on the next page The utilitv program can be used to monitor the communication condition once the radio is in operation The radio runs self sufficiently without the aid of any driver program in the host equipment or computer connected to the radio This utilitv program therefore is intended to be in most cases just a tool for the network operators The utility is also needed to configure the WiSER2400 IP for both wireless and UDP IP parameters The utility program is simple to install and easy to use through its graphic user interface The details are described in Chapter 3 Note The terms WISER2400 and WiSER2400 IP are used interchangeably through out this document U Plug amp Play operation
16. jack which resembles an over sized telephone jack at the bottom panel of the WiSER2400 radio Connect the DB 9 9 pin can be female or male depending on the equipment connector of the RS232 cable to the RS232 port in the client equipment or computer Status LED s Power on the WiSER2400 Radio the LED s on the front panel should exhibit the following patterns LED Color Light Blinking Pattern Indication ON RED Steady on Proper power is supplied RX GREEN Steady on Unit linked to any wireless station Steady blink Unit not linked to any unit TX RED Flickering Unit transmitting RF signal LINK YELLOW Steady on Not in use The WiSER2400 IP radio is configured as a client Station and cannot be changed As a station one of the most useful diagnostic tools may be the green RX LED a blinking green RX LED indicates the absence of a useful communication link Once the hardware is checked out to work properly with the intended host device or equipment the radio can be secured in the desire location by the pair of Velcro pads supplied An installation example where the WIiSER2400 IP is connected to an RS232 equipment whiteboard Installation of WiSER2400 IP Software Svstem Requirements For using the WiSER2400 IP Wireless Ethernet Adapter s utilities software your computer must meet the following minimum requirements v Windows 95 OSR2 98 SE NT ME 2000 XP v One COM port
17. l displays additional radio signal information such as the Port Status Link Quality and Signal strength Configuration Panel This panel contains the following fields SSID Network Type Baud rate Channel Max Bytes Pkt End Frame Byte of this unit MAC addresses IP addresses and UDP ports of this unit and the destination unit are also in this panel To retrieve the settings click on Refresh button on the main panel SSID Kal fa em Infrastructure Baud rate ESLUS Tx Ax Buf Setting Max bytes Pkt E _Defaukt Settings End frame byte This Unit Dest Unit MAC Addr 1005009364501 WS0c8Sbe75 IP Addr 132 168 11 191 192 168 171 933 UDP Port e002 4079 Apply Figure 4 Configuration Panel In addition there are two buttons on this panel The Default Setting button is to set the Max Bytes Pkt and End Frame Byte to 6 bytes per packet and 0x0D Carriage Return respectively The Apply button on this panel is for sending the Config command to the radio unit that sets its configuration with above fields Followings are the detail descriptions of the fields SSID The SSID that this radio would connect to 32 characters maximum An empty entry is acceptable but note that the radio would interpret it as ANY which is a special SSID A station with this special SSID would try to join a wireless network regardless of its SSID Network Type this is the 802
18. mware only checks for validitv of some important fields in the packet header Others mav be ignored Learning the destination MAC address from ARP packets After powered up or its configuration is reset bv the utilitv the radio needs to learn the MAC address associated with the IP address of the destination device It does this by composing an ARP packet and sends it out every second until it receives an ARP response from the intended device This radio unit will not send and receive anv thing until it receives the correct ARP response This part is verv critical So if the radio seems not to communicate please check the correctness of the Dest unit s IP address using the utility Outgoing UDP IP packet a IP Header i Version 4 Fixed ii Header length 5 Fixed TOS 8 Fixed Total length IP header length UDP header length serial data length ID some timing value Not important Flags and fragment offset 0x4000 Don t fragment Last fragment fragment offset is 0 TTL 128 Fixed Protocol UDP Fixed IP Header check sum this IP header s checksum Source IP address IP Addr in the This Unit portion in the configuration panel Destination IP address IP Addr in the Dest Unit portion in the configuration panel No option b UDP header i Source Port number UDP Port in the This Unit portion in the configuration panel Destination Port number UDP
19. n between equipment and computing devices SSID Service Set ID A group name shared by every member of a wireless network Station The Station is the component that connects a host computer or device to the wireless medium It may be referred to as the Wireless Network Adapter or the Wireless Network Interface Card WEP Wired Equivalent Privacy The optional cryptographic confidentiality algorithm specified by 802 11 used to provide data confidentiality that is subjectively equivalent to the confidentiality of a wired LAN medium that does not employ cryptographic techniques to enhance privacy OTC
20. nt 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 and correct the interference by one or more of the following measures Relocate your WLAN equipped laptop computer Increase the separation between the WLAN equipped laptop computer and other electronics Connect the WLAN equipped laptop computer into an outlet on a circuit different from that of other electronics Consult the dealer or an experienced radio TV technician for help Caution Changes or modifications not expressly approved by OTC Wireless could void the user s authority to operate the equipment 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 of 20cm between the radiator amp your body This transmitter must not be co located or operating in conjunction with any other antenna or transmitter EC Directives Conformity and Restrictions This product is in conformity with the protection requirements of EC Council directives 89 336 EEC 73 23 EEC and 1999 5 EC on the approximation and harmonization of the laws of the Member States relating to electromagnetic compatibilitv safety of electrical equipment designed for use within certain voltage limits and on radio equipment and telecommunications terminal equipment
21. ptions is reasonabiv available The seller may in its sole discretion refund to the Customer the purchase price paid for the defective product All products that are replaced will become the property of the seller Replacement products may be new or reconditioned WiSER2400 Software The seller warrants to Customer that each software program licensed from it except as noted below will perform in substantial conformance to its program specifications for a period of one 1 year from the date of purchase from the seller or its authorized reseller The seller warrants the media containing software against failure during the warranty period No updates are provided The seller s sole obligation under this express warranty shall be at the seller s option and expense to refund the purchase price paid by Customer for any defective software product or to replace any defective media with software which substantially conforms to applicable seller published specifications Customer assumes responsibility for the selection of the appropriate application programs and associated reference materials The seller makes no warranty or representation that its software products will meet Customer s requirements or work in combination with any hardware or software applications products provided by third parties that the operation of the software products will be uninterrupted or error free or that all defects in the software products will be corrected For any
22. rference sources are present A clear channel should be at least 20MHz but preferably 30MHz apart from any other channel in use Find out other usages in this frequency band in the vicinity and try to coordinate the channel assignment with other users Reseat the WiSER2400 radio to a location where the interference is minimized in general increasing the distance between the radio pair may cause radio interference Avoid using 2 4GHz cordless phone in the vicinity of the radios Keep the computer with the WISER2400 radio away from the microwave oven and large metal objects Consult the dealer or an experienced radio technician for help and assistance Technical Support If problems are still not solved please contact our Technical Support to obtain further assistance Call 1 800 770 6698 in USA Call 011 510 490 8288 outside of USA E mail techsupport otcwireless com Appendix A Limited Warranty WiSER2400 Hardware The seller warrants to the end user Customer that this hardware product will be free from defects in workmanship and materials under normal use and service for one 1 year from the date of purchase from the seller or its authorized reseller The seller s sole obligation under this express warranty shall be at the sellers option and expense to repair the defective product or part deliver to Customer an equivalent product or part to replace the defective item or if neither of the two foregoing o
23. ta Chapter 5 Troubleshooting Blank Pages Appear When Open the Utility Program It is possibly due to the unavailability of the COM port Please pay attention to the Connection and Overall Status field next to the Connect button Press the Connect button again to see if the status indicates Connected If not check to see if you have another running program that access the same COM port No Radio Link If the Link Quality indicator in the Radio Status panel shows 0 check the following for possible causes e Make sure that the Signal Strength indicator under Radio Status panel is not zero A minimum of 20 is recommended If the Signal Strength is less than 20 the distance between the WiSER2400 and the targeted AP may be too far Decrease the distance between the radio pair to see if the radio link can be improved Make sure that the encryption keys are entered encryption is enabled correctly if WEP e Make sure that there is no RF interference present in the radio network No Data Transfer While the Radio Link is Good If the Link Quality indicator shows good link quality but the host computer equipment cannot properly exchange data e Make sure the RS232 cable are properly connected to the radio and computer equipment Make sure that the RS232 cable in use are not defective Make sure that the COM port on the computer equipment is available not used by another
24. th overrun error Frames Discard This number is the total number of frames that were discarded while the firmware tried to en queue them to WLAN queue send to MAC Lacking of memory is the main reason for a frame to be discarded 2 WLAN Statistics a b Transmitted Frames This number is the total UniCastFrames and MultiCastFrames that the MAC successfully transmitted Transmitted Retried Frames This number is the total SingleRetry Frames and MultiRetryFrames that the MAC transmitted Transmitted Octets This number is the total bytes that the MAC successfully transmitted UnicastOctets and MulticastOctets Received Frames This number is the total UniCastFrames and MultiCastFrames that the MAC successfully received Received Error Frames This number is the total frames that the MAC received with the following errors DiscardNoBuffer DiscardsWrongSA DiscardWepUndecryptable and Frame Check Sequence Errors Received Octets This number is the total bytes that the MAC successfully received UnicastOctets and MulticastOctets Security Panel This panel shown in Figure 5 enables users to configure security options for the WISER2400 radios WiSER2400 supports Wired Equivalent Privacy WEP encryption both 64bits and 128bits The Security panel contains two sub panels Encryption sub panel and WEP Keys Creation sub panel Security Encryption 64 bits 128 bits Disable WEP ke
25. trength Configuration SSID Network Type eS Baud rate 2400 bps Channel 1 2412 MHz 24 Tx Rix Buf Setting Max bytes Pkt 5 Default Settings End frame byte PANMI H MAC Adar IP Addr UDP Port This Unit Dest Unit EE mm Apply Security Encryption 64 bits 128 bits Disable WEP keys creation Passphrase Manual Entry Key 1 Key 2 Key 3 Key 4 Deny Unencrypted Data Transmission Key WEP Key Factor Refresh Figure 1 Main Window of WiSER2400 IP Utility Program OTC R5232 COM Sent COM Received Without Error Break Detect Frame Error Overrun Error Frames Discard WLAN Transmitted Frames Transmitted Retry Frames Transmitted Octets Received Frames Received Error Frames Received Octets Cancel In general the main window consists of five panels Connection and Overall Status Radio Status Configuration Security and RS232 and WLAN Statistics Connection and Overall Status Panel The Connection and Overall Status panel shown in figure 2 controls and maintains the serial connection and displays up to date connection status It has a pull down menu for choosing COM ports a button and a text field displaying connection status Bote WiSER IP UDP Diagnostic And Configuration Version e1 01 COM com1 Connect Status Not Connected
26. with a DB 9 male connector or an appropriate adapter to connect to a DB 9 female connector Installation To install the utility program simply insert the CD ROM provided Copy the Wue101 exe file to the desired location on your PC Note that to use the WiSER2400 IP properly as intended you must configure the WiSER2400 IP radio to the appropriate IP Internet Protocol configurations as your network Note For the utility program to configure or monitor the WiSER2400 radio through a COM port there must be no another serial RS232 program that also accesses or control the same COM port Chapter 3 Diagnostic and Configuration Utility Overview This chapter describes the functionalities and operations of WiSER2400 P Diagnostic and Configuration Utility program The utility program can be used to configure and monitor WiSER2400 IP radios The WiSER2400 IP utility program is supported on Microsoft Windows 95 OSR2 98 SE NT Millennium 2000 and XP Figure 1 below is WiSER2400 IP utility main window Warning The utility program may not work simultaneously with another RS232 application program since both programs would compete for the control to the same RS232 serial COM port connecting the WiSER2400 radio WOTC WiSER IP UDP Diagnostic And Configuration COM com Connect Status Not Connected Radio Status Firmware Version Date Role SSID Channel Port Status Link Quality Signal S
27. ys creation Passphrase Manual Entry Key 1 Key 2 mi Key 3 Te Key 4 A I Deny Unencrypted Data Transmission Key WEP Key Factor SEAL Apply Figure 5 Security Panel Encryption sub panel This sub panel allows user to adjust the security level as needed There are three radio buttons to select the encryption levels and only one radio button can be selected at a time The function of each radio button is described below a Disable if checked the WEP is turned off and WEP Keys Creation sub panel becomes inactive b 64 bits if checked the WEP is turned on using 64 bit encryption and WEP Keys Creation sub panel becomes active c 128 bits if checked the WEP is turned on using 128 bit encryption and WEP Keys Creation sub panel becomes active Before applying the WEP 64 or 128 bit encryption to the radios the user must complete the key settings in WEP Keys Creation sub panel first WEP Keys Creation Sub panel This sub panel allows user to generate users own WEP encryption keys and can be made active only when either 64 bits or 128 bits radio button in the Encryption sub panel is selected There are two methods to generate WEP encryption keys One is to use auto key generation through the Passphrase field and the other method is to manually input a set of keys in the Manual Entry fields To auto generate WEP encryption keys select the radio button next to the Passphrase la
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