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Wireless Ethernet Adapter Installation and User's Guide ™

1. A 17 B Serial Line Configuration Serial Line Replacement 222 B 1 RMP PIpe ss mel ee A oett ertet leue ace b tree B 1 PEP Pipes uni Ere EIER CI en DESI TE een Rs B 4 Network Serial Port 2 45 cepe eR M Rep RR RE THEE RS ERN UR B 5 Network Serial Port Configuration B 5 TCP Listen Port Configuration lle B 6 TGP Connect Port ente Ee ee is ws ee IU B 6 Serial Telnet Client i nire a RRA A Ada B 7 Serial Telnet Client Configuration B 7 Wait for Keystroke Connection Configuration B 7 Command Prompt Connection Configuration B 8 C Problem Solving Preface Purpose of this Document This document describes how to install and set up the RoamAbout Wireless Ethernet Adapter Intended Audience This document is intended for use by personnel who will install and set up the RoamAbout Wireless Ethernet Adapter Organization of this Document This document is organized as follows Section Description Chapter 1 Contains pre installation information you should know before you install the RoamAbout Ethernet Adapter This includes the site requirements and specifications Chapter 2 Contains a configuration overview Chapter 3 Contains the step by step procedures to install the RoamAbout Ethern
2. Button Action Close Closes the current configuration window Reload from Unit Allows you to discard the changes you have made to the configuration and reload the current configuration from the Ethernet Adapter to the Ethernet Adapter Manager Update and Reset Downloads the parameters from the Ethernet Adapter Manager Unit to the Ethernet Adapter During the download a syntax check is performed of all parameters If the check is not successful an error message is displayed in the GUI Message Log describing the errors and their location 4 5 Using the Ethernet Adapter Manager Saving a Configuration You can save the configuration settings of the Ethernet Adapter to a local file This feature allows you to restore settings to a known state or easily configure multiple Ethernet Adapter units with the same settings 1 2 3 4 5 Click on the Update and Reset Unit button This synchronizes the parameters in the Ethernet Adapter with those in the Ethernet Adapter Manager NOTE To ensure that you save your changes to a local file and the Ethernet Adapter you should always perform Step 1 Update and Reset Unit before saving your configuration Go back to the Configuration window Figure 4 2 Click on the File menu and select Save Configuration Browse to the directory where you would like to save the current configuration The default path is the RoamAbout program directory Click Open Loading a Con
3. FCC Notice Note This equipment has been tested and found to comply with the limits for a Class B digital device pursuant to part 15 of the FCC Rules These limits are designed to provide reasonable protection against harmful interference in a residential installation This equipment generates uses and can radiate radio frequency energy and if not installed and used in accordance with the instructions may cause harmful interference to radio communications However there is no guarantee that interference will not occur in a particular installation If this equipment does cause harmful 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 or more of the following measures e Reorient or relocate the receiving antenna e Increase the separation between the equipment and receiver e Connect the equipment into an outlet on a circuit different from that to which the receiver is connected e Consult the dealer or an experienced radio TV technician for help approved by the party responsible for compliance could void the user s authority to T CAUTION Changes or modifications made to this device which are not expressly operate the equipment Industry Canada Canada This Class B digital apparatus complies with Canadian ICES 003 Cet appareil num rique de la classe B est conforme la norme NMB 003 du Canada Europe
4. e Verify that the radio is supported by the Ethernet Adapter e Verify that the Network Name is set to match the AP e Verify that the radio is fully in the socket The Ethernet Adapter is connected to an Ethernet cable but the Ethernet Link Light is not lit Invalid connection to Ethernet Verify that both ends of the cable are plugged in securely Ifthe Ethernet Adapter is attached to a hub a crossover Ethernet cable must be used If the Ethernet Adapter is attached directly to an Ethernet device i e a PC or Ethernet printer it must be a straight through cable Verify that you are using the correct cable If you are using the correct cable verify that you are connecting the Ethernet Adapter to a 10BaseT Ethernet device The Ethernet Adapter does not support 100BaseT Table C 2 Event Log Error Table All entries in the event log are preceded by a number This number is a timestamp used by Technical Support but is not relevant to looking up items in this table Error Code Problem Steps to take Configuration Errors xxxx yyyy section does not exist Section named yyyy in configuration file named xxxx was missing e Save your current configuration if applicable Reset the Ethernet Adapter units configuration to Factory Defaults Reset the Ethernet Adapter Restore configuration if applicable xxxx yyyy zzzz entry
5. xiii Chapter 1 Preparing for Installation This chapter describes basic considerations for successfully installing the RoamAbout Wireless Ethernet Adapter Before installing the Wireless Ethernet Adapter you must complete the following tasks e Review the site requirements e Select the location to install the Ethernet Adapter e Unpack the Ethernet Adapter and check the contents of the shipment NOTE AP refers to the Access Point 2000 and the RoamAbout R2 Wireless Access Platform unless otherwise specified in this document Site Requirements Review the following to ensure that all site preparation tasks were completed e Ensure that the Ethernet LAN is in place and is functioning e Acomputer with one of the following operating systems to run the Ethernet Adapter Manager configuration program Windows 95 98 2000 Me or NT e A RoamAbout 802 11 DS PC Card for each Ethernet Adapter e RoamAbout APs if using a wireless infrastructure network e Ensure that the requirements are within the ranges described in Table 1 1 Site Requirements 1 2 Table 1 1 Specifications Parameter Description Dimensions 6 2 x 3 9 x 1 0 Length x Weight x Height Input voltage 5 2 VDC Input current 120 mA excluding radio card Temperature 0 C to 55 C Relative Humidity 0 to 90 non condensing Radio Interface RoamAbout 802 11 PC Card Ethernet Interface RJ45 10BaseT
6. 10bT a e File Server EE m Adapter Printer 2 3 Chapter 3 Installation This section describes how to install the RoamAbout Wireless Ethernet Adapter It also includes the installation of the PC PCMCIA wireless LAN card into the Ethernet Adapter NOTE The Ethernet Adapter does NOT include a RoamAbout 802 11 DS PC card These cards are sold separately Contact your Enterasys Representative for more information Installation Procedure To install the Ethernet Adapter perform the following steps 1 Remove your RoamAbout Ethernet Adapter from the packaging The Ethernet Adapter ships fully assembled To install the PC Card and use the Ethernet Adapter some disassembly and re assembly is required 2 Remove the cap from the Ethernet Adapter by pressing on the side of the cap to release it as shown in Figure 3 1 Removal of the cap reveals the PC card slot Figure 3 1 Removing the Cap Press Here to Lift Cover 3 1 3 2 Installation Procedure 3 If you are planning to mount the Ethernet Adapter optional remove the bottom mounting plate as shown in Figure 3 2 Figure 3 2 Removing the Bottom Mounting Plate 4 Remove the small combs from the end cap NOTE The combs are generally not needed The combs when cut to an appropriate size are for use only when the Ethernet Adapter is in an environment with extreme vibrations The combs prevent the PC card from vibrating out of th
7. Installation and User S Guide 9033642 03 ELECTRICAL HAZARD Only qualified personnel should perform installation procedures NOTICE Enterasys Networks reserves the right to make changes in specifications and other information contained in this document and its web site without prior notice The reader should in all cases consult Enterasys Networks to determine whether any such changes have been made The hardware firmware or software described in this document is subject to change without notice IN NO EVENT SHALL ENTERASYS NETWORKS BE LIABLE FOR ANY INCIDENTAL INDIRECT SPECIAL OR CONSEQUENTIAL DAMAGES WHATSOEVER INCLUDING BUT NOT LIMITED TO LOST PROFITS ARISING OUT OF OR RELATED TO THIS DOCUMENT WEB SITE OR THE INFORMATION CONTAINED IN THEM EVEN IF ENTERASYS NETWORKS HAS BEEN ADVISED OF KNEW OF OR SHOULD HAVE KNOWN OF THE POSSIBILITY OF SUCH DAMAGES 2002 Enterasys Networks Inc All Rights Reserved Enterasys Networks Inc 500 Spaulding Turnpike Portsmouth NH 03801 Part Number 9033642 03 Enterasys Enterasys Networks RoamAbout and the RoamAbout logo are trademarks or registered trademarks of Enterasys Networks Inc Microsoft Windows and Windows NT are trademarks or registered trademarks of Microsoft Corporation PC Card is a trademark of PCMCIA All other trademarks and registered trademarks are the property of their respective holders Web Site http www enterasys com wireless Notice
8. before any serial communication is possible For example TCP Listen Port should be used if you have a central server that expects to open a TCP IP socket connection to the Ethernet Adapter e TCP Connect Port In the TCP Connect Port mode the Ethernet Adapter will establish a socket connection to the IP address and port number specified in the configuration For example TCP Connect Port should be used if your system expects the Ethernet Adapter to open a TCP IP socket connection to a central server Network Serial Port Configuration To configure your Ethernet Adapter as a network serial port perform the following steps 1 Complete the configuration of the Basic Radio settings as described in Chapter 4 2 Complete the Network Configuration described in Chapter 4 3 Complete the General Serial Configuration described in Chapter 5 4 Click on the Serial tab and then select the Protocol tab TCP Listen Port and TCP Connect Port will appear among the protocol choices displayed Continue following the instructions below for the mode of your choice TCP Listen Port Configuration or TCP Connect Port B 5 Network Serial Port TCP Listen Port Configuration Complete the configuration described in Network Serial Port Configuration steps 1 4 and then perform the following steps 1 Click on TCP Listen Port in the Protocol list 2 Click on the Listen Port tab 3 Type in the port number on which the Ethernet Adapter will liste
9. disable the medium reservation default Entering a numerical value in the range of 1 to 1514 will enable the RTS CTS mechanism of medium reservation based on the length of the data frame A value of 500 is recommended network operation The network operation field is used to identify the type of network to which you would like to connect your RoamAbout device To connect the device to a network infrastructure that includes APs set this value to ess To connect the device to an independent wireless workgroup set this value to ibss The value must be entered in lowercase letters enable encryption This value is used to indicate whether WEP encryption by the radio is desired or not If the Ethernet Adapter does not support setting WEP for the particular radio in use this option will not appear Setting of the various encryption options is done in the encryption section This value uses the RC4 algorithm as defined in the IEEE Wired Equivalent Privacy WEP standard to encrypt data Enter up to four keys The standard RoamAbout PC Card supports the 40 bit encryption only The standard 40 bit encryption uses a 5 character key or a 10 digit hexadecimal digits The 128 bit encryption uses a 13 character key or 26 hexadecimal digits and supports both 40 bit and 128 bit encryption Keys that use characters are case sensitive If using AP firmware V5 01 or later make sure that the Station Firmware of the RoamAbout PC Card in eac
10. refers to non existent sec tion Entry zzzz refers to a section that 1s not located in file xxxx e Save your current configuration if applicable Reset the Ethernet Adapter units configuration to the factory defaults Reset the Ethernet Adapter Restore configuration if applicable xxxx yyyy zzzz entry does not exist Entry zzzz in sec tion yyyy of file XXXX Was missing e Save your current configuration if applicable Reset the Ethernet Adapter units configuration to the factory defaults Reset the Ethernet Adapter Restore configuration if applicable C 3 Error Code Problem Steps to take xxxx yyyy zzzz entry is invalid Entry zzzz in sec tion yyyy of file XXXX contains an invalid value Check the entry in the configuration for zzzz If you cannot find zzzz in the Ethernet Adapter Manager program you may have to use the serial port or telnet configuration menus See Appendix A for details Unable to bring up interface lanX Configuration values for the radio may be incorrect Check the configuration for the PCMCIA radio card used Xxxx lt yyyy zzzz gt Unable to add route Route values are out of range compared to the interface values Set the route value to automatic If automatic does not work for your Ethernet Adapter check the values you set for the route to make sure they
11. 7 Complete the Basic Radio Configuration instructions described in Chapter 4 NOTE If you are replacing a serial line or serial network with two or more Ethernet Adapter units without using an AP ensure that your radio is using Ad hoc mode Complete the General Serial Configuration described in Chapter 5 Click on the Serial tab Select the Protocol tab Select RMP Click on the Rmp Pipe tab Configure the RMP Pipe parameters using the RMP Pipe Parameters as a guide NOTE In environments where there are only two Ethernet Adapter units being used you do not need to change these settings from their default values The default values allow two units to automatically detect each other and establish a connection RMP Pipe Parameters B 2 This section provides detailed explanations of each RMP Pipe parameter Source Address This is the RMP address the Ethernet Adapter uses to identify itself when sending serial data to another Ethernet Adapter A value of default will cause the Ethernet Adapter to use its unique serial number as the RMP address It is unlikely you will need to change this setting Source Address Filter Setting this value will tell the Ethernet Adapter to only accept data coming from the specified address For example if this entry is set to 1234 only data originating from a Ethernet Adapter with the RMP address of 1234 will be accepted All other data will be ignored The value none allow
12. E File Help enrerasys Basic Advanced Encryption Radio Serial b m MAC address 7 C capture e 3 G C builtin C manual AP density 1 low C medium high Transmit rate Maximum auto m Medium reservation none Close Reload from Unit Update and Reset Unit 1 Select the MAC Address option There are four options Capture detects the first packet received on the wired side not the radio side This feature sets and saves the MAC address used by the wireless LAN interface Check to ensure that the unit is set to CAPTURE Dynamic detects the first packet received on the wired side not the radio side This feature sets the MAC address used by the wireless LAN interface however it will release the MAC address upon disconnection Check to ensure that the unit is set to DYNAMIC Enterasys Networks recommends setting this option to DYNAMIC unless you are performing an advanced configuration PC Card Configuration Built in Uses the radio MAC Address Manual you enter a MAC Address 2 Select the AP Density 3 Select the Transmit Rate from the drop down menu 4 Click on the Update and Reset Unit button Encryption Tab Page The Encryption tab Figure 4 7 may not appear if your PC card does not support this option Encryption is necessary to associate to an AP or an Ad Hoc network which is configured to deny unencrypted connections Consult your PC card d
13. Listen Connect Pee bs Method Method ipe pe e Local Port Remote IP P Address Remote Port Netmask Gateway s Remote IP s Remote Port Command Wait For Local Port Prompt Keystroke Method Method Remote IP EAU 16 UART Settings UART Settings UART Universal Asynchronous Receiver Transmitter is the fundamental hardware for serial communication It controls the speed and method of data transfer of the serial port To configure the UART settings perform the following steps 1 Clicking on the Serial tab 2 Click on the UART tab The UART tab page is shown in Figure 5 2 with the default settings Figure 5 2 Serial UART Tab Page LM New FS E File Help cp b Flow Control Protocol Rmp Pipe Packets Data bits Stop bits Parity C 7 bits e 1 bit none 8 bits C 2 bits C even Radio Serial Network Close Reload from Unit Update and Reset Unit 3 Select the baud rate of your device from the pull down menu The baud rate indicates the data transfer rate of the serial port The baud rate ranges from 300 to 115200 bps Standard rates are 300 1200 2400 4800 9600 19200 38400 57600 115200 5 3 Flow Control 4 5 6 Check the Data Bits setting of the device you are connecting to the Ethernet Adapter Choose the Data Bits setting that matches the Data Bits setting of the device you are connecting to the Ethernet Adapter Data Bits determine the number of bits u
14. Manager to set the Network Name to match the AP Changing You NOTE You can also reset back to factory defaults by using the Config hole on the unit Insert one end of something similar to a tooth pick into the config hole located near the serial port on the Ethernet Adapter and hold it in for more than five seconds r PC Card Type The Ethernet Adapter Manager is designed to detect the type of PC card you are currently using and to reset the specific radio parameters accordingly To change the PC card and retain the network and serial parameters of your old radio type perform the following steps 1 2 3 4 5 With your current PC card follow the instructions for saving a configuration described in Saving a Configuration on page 4 6 Remove power from the Ethernet Adapter switch your PC card and return power to the Ethernet Adapter Reset to factory defaults by following the instructions described in Resetting to Factory Defaults on page 4 9 Load the configuration you just saved by following the instructions described in Loading a Configuration on page 4 6 All non radio parameters will be retrieved Set the specific parameters of your new PC card by following the instructions described PC Card Configuration on page 4 12 4 9 Using the Ethernet Adapter Manager Using the Log Viewer The Log Viewer is used to e display the different logs and tables stored on the Ethernet Adapter e d
15. Software Flow Control on page 5 5 NOTE When configuring your operating system use the network host name or IP address of the Ethernet Adapter as the remote printer host Configuring the Ethernet Adapter to Enable Wireless Printing To configure the LDP print server for serial printing perform the following steps 1 2 3 4 5 Complete the Basic Radio Configuration instructions described in Chapter 4 Complete the Network Configuration described in Chapter 4 Complete the General Serial Configuration described in Chapter 5 Click on the Serial tab and then select the Protocol tab Click on the LPD option 6 1 Configuring the Ethernet Adapter to Enable Wireless Printing 6 Click on the Flow Control tab Verify that the Flow control settings of your Ethernet Adapter match those of your printer NOTE If the Flow Control settings do not match there will likely be errors when printing See your printer manual for reference on how to configure Flow Control settings in your printer 7 Click on the Update and Reset Unit button to complete the configuration The Ethernet Adapter is now configured to act as a LPD print server for your serial printer 6 2 Appendix A Terminal Configurator This appendix describes how to use the Terminal Configurator to configure the Ethernet Adapter The Terminal Configurator is an alternate method used to configure your Ethernet Adapter The Terminal Configurator is a
16. This resets the device allowing the new configuration to take effect as well as place it into operating mode Now you are ready to use your new configuration Using the Terminal Configurator Main Menu Overview The section provides a list of main menu selections and their functions Resume operation This option exits Configuration It returns the Ethernet Adapter to the settings the Ethernet Adapter had before the Configure button was pressed Edit configuration Brings up a list of files to edit Descriptions of the files and their contents are below View configuration for capture If you select this option it will give you an opportunity to enable capture mode in your terminal software It will then display all configuration settings and give the option to disable capture mode This option can be used to keep a record of the settings made for a particular Ethernet Adapter unit or to generate a file for Enterasys RoamAbout Technical Support if you have any difficulties Reset configuration to default Sets all configuration files to their factory default A confirmation dialog box appears to verify the selection so changes may or may not take place View forwarding database Lists the MAC addresses of all network nodes detected and the network interface of which they were last listed View roaming log Lists the MAC addresses of the APs that the Ethernet Adapter had association disassociation View system event log Shows a
17. but originally the UART protocol was only defined to restrict data flow in one direction and that would be from a modem to the host computer Originally the modem would be allowed to send data to the host computer at any time The modem which does not have any buffering capabilities would loose data if the data was not sent to the host Using the Terminal Configurator immediately otherwise all of the data thereafter would be lost The host computer however would have to ask permission from the modem to send data The host would do this by asserting the RTS line The modem would see this and check to see if it were ready to accept data If so it would then assert the CTS line thus giving it permission Once the host computer finished sending the data it would drop the RTS line and the modem would subsequently drop the CTS line This is the behavior that is emulated when RTS is used as the value for the CTS entry This is obsolete behavior and most devices are designed for RTS to really mean flow control in the computer s direction But the ability is there if you have older equipment If this setting is chosen then set the RTS entry to no since that line will not have the meaning of incoming flow control e incoming software Allowed values are yes and no e rts Allowed values are yes and no e dtr Allowed values are yes and no e outgoing software Allowed values are yes and no e dsr Allowed values are yes and no e cts A
18. correspond to your other IP parameters UART Error No Rx Buffer Available Data is being sent to the UART at a rate faster than it can clear its receive buff ers and data is being lost Enable flow control for your serial application Note If you are using the serial port menu system for configuration flow control will not be enabled in the Ethernet Adapter To avoid getting this while in the serial port configuration system type slower Any other errors If the event log instructs you to contact Technical Support please do so now before continuing Reset the Ethernet Adapter Error Code Problem Steps to take Hardware Errors FLASH failure Unable to FLASH may be Contact Technical Support read or write configuration damaged Configuration can not be accessed or saved Initialization of interface lan0 failed Radio could not be initialized Try each of these steps in order If any of these steps succeed you do not have to perform the rest of the steps 1 Reset the Ethernet Adapter 2 Unplug the power wait for approximately 30 seconds and then reapply power 3 gt Reset the Ethernet Adapter to the factory default configuration and reset the Ethernet Adapter 4 gt Contact Technical Support if the problem persists xxxx file does not exist Configuration file could not be found Resetthe configuration to Fact
19. if these are both left at the default value Enter the IP address of the opposite unit in the Connect to IP field There are Re connect after shutdown check boxes for both the Listening Port and Connecting Port numbers These are checked by default This feature allows the Ethernet Adapter units to re establish communication after one of the Ethernet Adapter units has lost communication with the other For example if one of the Ethernet Adapter units is power cycled or loses radio communication for a time the unit reconnects only if this feature is enabled 10 Click on the Update and Reset Unit button B 4 Network Serial Port Network Serial Port This section describes how to configure your Ethernet Adapter as a network serial port Connection to a network serial port is accomplished over a TCP IP socket connection Any program that uses standard TCP IP network sockets may be used to communicate with the serial port of the Ethernet Adapter Once a socket is established to the Ethernet Adapter any data written to the socket will be sent out the serial port of the Ethernet Adapter At the same time any data received by the serial port of the Ethernet Adapter will be returned via the socket connection The Ethernet Adapter network serial port may be used in two modes e TCP Listen Port In the TCP Listen Port mode the Ethernet Adapter waits for a socket connection to be made by the network program with which it will communicate
20. set a password perform the following steps 1 Goto the Configuration window Figure 4 2 2 Click on the File menu and select Set Password 3 Enter the password twice 4 Click on Update Password Now The new password is immediately active Removing a Password To remove a password perform the following steps 1 Goto the Configuration window Figure 4 2 2 Click on the File menu and select Set Password 3 Clear the password fields Leaving the password fields empty removes the password You are not prompted for a password when the fields are empty 4 7 Using the Ethernet Adapter Manager Upgrading the Ethernet Adapter Firmware To update the firmware on your Ethernet Adapter perform the following steps 1 2 3 4 5 Download the latest version of firmware from the RoamAbout Wireless web site www enterasys com wireless to the computer that is currently running the Ethernet Adapter Manager The firmware file will have the extension mu When the download is complete go to the Ethernet Manager Configuration window Figure 4 2 Click on the File menu and select Update Firmware Browse to the directory which contains the location of the firmware file Double click on the file The Log Viewer displays a progress status At the end of the process the Ethernet Adapter resets The Log Viewer displays a message that your Ethernet Adapter was properly updated The status light on the Ethernet Adapter
21. swapped to allow the use of a straight through cable when connected to a computer Serial Interface optional Data rates 112 to 115K Baud Data format 7 8 Data 1 2 Stop ENO Parity Control lines RTS CTS DSR DTR RI CD RS232 Levels Connector Female DB9 Pinout RI input 2 TX 3 RX 4 DTR 5 GND 6 DSR 7 RTS 8 CTS 9 CD input Unpacking and Inspecting Unpacking and Inspecting Physically inspect all cartons for shipping damage Report any damage to your shipping carrier Also verify that you have received the correct basic components and options as listed on the following pages Report any discrepancies to your Enterasys Sales Representative Components The distribution kit contains the following components Unpacking and Inspecting Ethernet Adapter Verify that the following components shipped with your RoamAbout Ethernet Adapter Description 1 RoamAbout Ethernet Adapter 2 5 2V Universal AC to DC power adapter 3 DC Power Cable 4 AC Power Cord 5 RS 232 serial cable 6 CD ROM containing the RoamAbout Ethernet Adapter Manager software and the RoamAbout Wireless Ethernet Adapter Installation and User s Guide in PDF You can access this guide by selecting Help in the RoamAbout Ethernet Adapter Manager Unit List Window or click on the RoamAbout pdf file on the CD ROM RoamAbout Wirel
22. text based configuration method You can access the Terminal Configurator by one of the following methods Through direct serial connection When using a direct serial connection the Ethernet Adapter communicates with a serial terminal or a computer that is running terminal emulation software Some common examples of terminal emulation software include HyperTerminal ProComm and Telix Configuration using a direct serial connection can be performed at any time regardless of the current settings of the Ethernet Adapter Over a telnet connection When using a telnet connection the unit communicates via TCP IP with a computer running a telnet program A telnet connection can be used to configure Ethernet Adapter units outside of your local area network when the Ethernet Manager cannot be used because the TCP IP communication is routable A 1 Establishing a Direct Serial Connection Establishing a Direct Serial Connection This method of configuring and managing an Ethernet Adapter uses a serial cable connected from the Ethernet Adapter to a computer running terminal emulation software To configure the Ethernet Adapter using the Hyperterminal program perform the following steps 1 2 Follow the Hardware Installation instructions numbered 1 9 in Chapter 3 Connect the included serial cable into your computer s serial port NOTE The PC s COM port you plugged this cable into Plug the opposite end of the serial cable int
23. will be connecting Alphanumeric values may be used in this field The default is ANY The network name is case sensitive station name The name of an individual Ethernet Adapter device Any alphanumeric name may be used MAC address Media Access Control This address is a unique alphanumeric address that defines each node of the network This address is predefined by the manufacturer Valid values for this setting are detect save this will make the Ethernet Adapter assume the MAC address of the device on the Ethernet Adapter s ethernet port built in this will use the Ethernet Adapter s built in MAC address otherwise a specific MAC address can be specified by typing in the 12 character MAC address without the colons i e to specify MAC address 01 23 45 67 89 ab use 0123456789ab When using the Ethernet Adapter for wired to wireless ethernet bridging detect save should be used AP Density The AP Density parameter controls the roaming sensitivity of your wireless station Values are as follows 1 default low 2 medium 3 high transmit rate The data rate at which the radio transmits is set by this field Valid values are radio dependent Using the Terminal Configurator A 18 encryption medium reservation The medium reservation mechanism enables you to improve wireless performance in network environments where the CSMA CA protocol would fail due to hidden stations The text string none will
24. D Lab AW Station name New Radio Serial Network operation Access Point Ad hoc Close Reload from Unit Update and Reset Unit 3 4 5 PC Card Configuration Enter the Network Name The Network Name must match the AP or match the name to which you will use to establish a Ad Hoc network The Network Name is case sensitive The Network Name is used to specify a unique IEEE 802 11 wireless network Wireless Ethernet Adapters units use the Network Name to associate to a specific AP Only devices with the same network name will associate with each other Alphanumeric values may be used in this field Enter the Station Name The Station Name is an identifier for each Ethernet Adapter The value supplied in this field is for convenience in identifying the Ethernet Adapter units with software such as the Ethernet Adapter Manager Select the Network Operation a Select AP if your configuration includes APs Select Ad hoc if your configuration does not include APs b Click on the Update and Reset Unit button The Ethernet Adapter Manager Message Log appears with a message stating that the update was successful 4 13 PC Card Configuration Advanced Tab Page The Advanced configuration shown in Figure 4 6 is specific to the feature set of your wireless LAN card Consult your PC card documentation for appropriate settings Figure 4 6 Radio Advanced Tab Page Ml REA_Gatel PI
25. DSR will output the remote DTR value The source of these remote signals depends on the remote Ethernet Adapter s socket setting in this section e resend interval Ordinarily the digital input lines are transmitted whenever they change In some cases such as when the remote unit is turned off and then on so that it forgets the previous output states this is insufficient Setting this resend interval value to a non zero number causes the state of the input lines to be re transmitted in a regular interval The value of this setting is in seconds e socket This entry specifies a network connection to use to send the RTS and DTR input states to a remote Ethernet Adapter The value of this setting must be the name of a section that describes the network connection to use Also the connection must use the RMP protocol This is typically set to the rmpbind section passthrough The following section specifies the operating parameters for the passthrough protocol Currently the only entry is socket socket The section it specifies contains the values necessary to bind a socket in other words what needs to be known to create a network connection For example this value by default is rmpbind The connection used by passthrough mode will create a socket that uses the values in the rmpbind section further down in the file to create the network connection passthrough2 With passthrogh2 there are two sockets one for incomin
26. EC Declaration of Conformity This device complies with Low Voltage Directive 73 23 EEC and EMC Directive 89 336 EEC VCCI Notice This is a Class B product based on the standard of the Voluntary Control Council for Interference from Information Technology Equipment VCCI If this is used near a radio or television receiver in a domestic environment it may cause radio interference Install and use the equipment according to the instruction manual COR BIL MAME eam AAA CV CCI DE IT ES LABRAR CT COMBINA FERIR CM SE Bn Z LLE dR CORRS IAS L CE a LLIE MRI MIE L EH Z TL SE HERRESTAD ET BT SR HB EIZ E gt TiE LEXY LE L TFE L Notice RoamAbout PC Card Restrictions for EU EFTA Countries to R amp TTE Directive DK FIN Member states in EU with restrictive use for this product are crossed out AUS L B gt p GR IRE Les tats membres de l Union Europ enne avec une utilisation restrictive de ce produit sont ray s LUX ONL P Mitgliedsstaaten der EU mit eingeschr nkten Nutzungsrechten f r dieses Produkt sind herausgestrichen AT E UK Gli Stati membri nella Comunit Europea EU con restrizioni sull uso di questi prodotti sono contrassegnati di seguito CH Important Notice C 0 122 Low power radio LAN product operating in 2 4 GHz band for Home and Office environments Notice Importante Produit r seau local radio basse puissance op rant dans
27. Overview Wireless Infrastructure Network 2 1 Wireless Ad Hoc Networks 2 3 3 Installation Installation Procedure 0 io 3 1 Ethernet Adapter LED Indicators 3 4 vii Table of Contents 4 Ethernet Adapter Manager Installation Installation ssc cepe n Cy ae d a d as ft 4 1 Uninstall eie is 4 2 Using the Ethernet Adapter Manager 4 3 Starting the Ethernet Adapter Manager 4 3 Configuring the Ethernet Adapter 4 4 Saving a Configuration 4 6 Loading a Configuration 4 6 Setting and Removing Passwords 4 7 Upgrading the Ethernet Adapter Firmware 4 8 Reset Unit and Keep Current Configuration Settings 4 8 Resetting to Factory Defaults 4 9 Changing Your PC Card Type 00 0 0 eee eee 4 9 Using the Log Viewer ize ges annee pieds eH Ce RS AER En 4 10 PC Card Configuration reete Rem eee epe eese 4 12 Basic Tab Page nit bes pde beoe peg 4 12 Advanced Tab Pape sus three DACIA ICA EA eu ER 4 14 Encryption Tab Page 2 42 p RR Rex REGE e ER
28. The text for this entry is used as a prompt in the wait for keystroke mode The value is specified as a combination ASCII values The default value is Press any key to connect to host The double quote marks are a part of this value unlike in previous examples Binary data can be added by writing data as hex or decimal outside of quote marks For example the ANSI clear screen command string escape left bracket H escape left bracket J can be added to the front of this string like this Ox1b H Ox1b J Press any key to connect to host wait data 2 This entry states what text to display after the keystroke is received The format of the data is the same as in wait data 1 The default is Oxd Oxa without the quotes which will move the cursor to the next line ip address When in wait for keystroke mode this specifies the IP address of the machine to automatically connect to 10 10 10 129 is the default tcp port When in wait for keystroke mode this specifies the TCP port number to connect to automatically The default is port number is 23 reopen after shutdown After one connection has been completed this value will appear and ask to connect again The default is on Using the Terminal Configurator Network Bindings This section describes the meaning behind each of the entries that describe network binding rmpbind This binding can be used for both the port protocol and for the I O control socket s
29. acement data is exchanged using one of two protocols e RMP Pipe e TCP Pipe RMP Pipe is generally used in situations that require real time or high reliability data transfer TCP Pipe is useful in situations when poor radio reception is a problem RMP Pipe is preferable for most Serial Line Replacement applications RMP Pipe For applications where an RS 232 serial cable is being replaced by a pair of Ethernet Adapter units or when Ethernet Adapter units are being used to form a broadcast topology the RMP Pipe protocol should be used In the RMP Pipe protocol the Ethernet Adapter accepts a stream of data at its serial port and transmits it over the network to one or more receiving Ethernet Adapter units When the data arrives at the receiving Ethernet Adapter it is sent out the serial port of that Ethernet Adapter The RMP Pipe protocol sends data to the receiving unit as though the Ethernet Adapter units were directly connected via serial cables The data is not filtered or interpreted by either of the Ethernet Adapter units This protocol is most useful if the Ethernet Adapter is to be used as a drop in replacement for a serial cable The RMP Pipe protocol has several configuration options that are designed to optimize data throughput and minimize packet loss according to the needs of your particular system Serial Line Replacement To configure for the RMP Pipe protocol perform the following steps 1 2 3 4 5 6
30. address outside your local area network You may enter none in this field if no gateway is present or a gateway is not needed A gateway is not necessary if you are connecting to a wired Ethernet device The Ethernet Adapter does not support DHCP Chapter 5 General Serial Configuration This chapter describes the general serial settings that are required for all serial port applications For proper operation the settings of the Ethernet Adapter always match the settings of the device to which it is connected via the RS 232 port There are two groups of parameters that need to be configured to accomplish this task the UART Settings and the Flow Control Settings Configuration Flowchart Figure 5 1 can assist you with the Ethernet Adapter configuration Start at the top of and move downward towards the desired configuration As you move down the flowchart there are bulleted lists of configuration parameters that you need to set to accomplish that configuration The flow chart only lists the parameters that need to be modified for proper operation 5 1 Configuration Flowchart Figure 5 1 Configuration Flowchart RoamAbout Ethernet Adapter e Network Name e Baud Rate Data Bits Stop Bits Parity Bits Flow Control Serial Serial Telnet Line Client Replacement P Address P Address IP Address s Netmask s Netmask s Netmask e Gateway s Gateway Gateway Socket Socket
31. bridge Bridge provides variables that are common to all radios Bridge affects the behavior of radios AP refresh period Periodically an Ethernet Adapter pings an AP The AP Refresh Period is the time in units of seconds between pings The default for this value is 60 which should be left at this default If this default is changed there is a chance that the AP will not find the Ethernet Adapter unit on the network NOTE This refresh period active will not effect the performance of the Ethernet Adapter RS 232 port uart0 hard ware RS 232 serial UART configurations found on all UARTS e baud This selects the data transfer rate of the RS 232 serial port The baud rate can be anywhere between 112 5 and 115 200 bps All standard rates 300 1200 2400 9600 19200 38400 57600 and 115200 are clocked precisely but values in between will be rounded to the closest possible hardware setting NOTE The closest possible hardware setting does not mean that the value will be rounded to one of the standard rates The Ethernet Adapter s UART is fully capable of operating at non standard speeds The resolution of possible baud rates is smaller at lower baud rates than at higher baud rates e data bits In a UART character frame this selects the number of bits that are used to transmit data Possible values are 7 and 8 e parity This sets the parity used in the UART character frame to check for correct data transm
32. count is 65000 times The default value is infinite which causes each packet to be retried until successfully sent Select the Transmit Try Count based on the sensitivity of your application to data delay and or data loss Application Sensitivity Transmit Try Count Setting Sensitive to data delay Low transmit try count Sensitive to data loss High transmit try count Transmit Retry Interval When making additional transmit attempts as specified with transmit try count above it is necessary to specify how long to wait between successive retry attempts This setting determines the time period between retransmission attempts The value is specified in 1 100ths of a second so that a value of 100 means 1 second The maximum value is 65000 The default value is 100 I O Control I O control is only relevant to serial line replacement applications that use the RMP protocol I O control defines control over digital inputs and outputs of the Ethernet Adapter separately from the data lines Digital input and output are shared with the flow control lines RTS DTR CTS and DSR In this mode the Ethernet Adapter does not interpret them as flow control signals They provide the ability to send digital data from one device to another without interpretation by the Ethernet Adapters themselves When an Ethernet Adapter detects a change in one of its RTS or DTR lines it will cause the opposite Ethernet Adapter to immediately change the state
33. dynamic transmit try count For non broadcast data this count specifies the number of attempts that the Ethernet Adapter should make in transmitting each piece of data to a remote Ethernet Adapter A transmission may fail if the destination Ethernet Adapter is out of range or turned off When this happens the data will be lost if additional attempts are not made This count gives the user the ability to tell the Ethernet Adapter how diligently to attempt transmission of data The maximum count is 65 000 times The default value is infinite Using the Terminal Configurator A 16 tcpbind1a transmit retry interval When attempting additional transmit attempts as specified with transmit try count above it can be useful to additionally specify how long to wait between attempts This setting determines the time period for retransmission attempts The value is specified in 1 100ths of a second so that 100 means 1 second The maximum value is 65000 The default value is 100 Four pre written bindings tcpbindla tcpbindlb tepbind2 and tcpbind3 are provided for TCP IP When the protocol is set to port only one binding is used because only one network socket is created tcpbind2 and tcpbind3 are port binds When the protocol is set to TCP Pipe two complimentary bindings one connect and one listen are used tcpbindla and tcpbind1b are complimentary because a socket is created in each direction protocol These examples use the TCP pr
34. e following steps 1 2 3 Click on the wait for keystroke button In the Connect to IP field enter the IP address of the device to which the Ethernet Adapter will establish a telnet connection The default Connect to Port value 23 is the industry standard port number for telnet connections B 7 Serial Telnet Client 4 Leave the Reconnect After Shutdown box checked to allow a new session after closing an active one 5 Click on the Update and Reset Unit button Command Prompt Connection Configuration B 8 This section describes the command prompt connection method for a serial telnet client The command prompt connection method provides a telnet prompt to the serial terminal From the telnet prompt a user can open a telnet session to any computer or device that is accessible on the network and is capable of accepting telnet connections To establish a telnet connection type the command open followed by the IP address of the host computer or device The IP address may optionally be followed by the TCP port number on which to open the connection If the port number is omitted the industry standard default telnet port number of 23 is used NOTE You must use the IP address and not the name of the host since only IP addresses are recognized by the Ethernet Adapter You can PING the host name to determine the IP address When the telnet connection is closed the Ethernet Adapter will present a new teln
35. e socket Installation Procedure 5 Gently insert PC card face up into the designated slot as shown in Figure 3 3 Figure 3 3 Inserting the PC Card LIVE SASWUSLLNA 6 Replace the cap on the Ethernet Adapter that you removed in step 3 by snapping the cap straight down on the body 7 If you are mounting the Ethernet Adapter install the bottom mounting plate where desired as shown in Figure 3 4 Then place the Ethernet Adapter onto the mounting plate and snap it into place Ensure that the Ethernet Adapter is secure Figure 3 4 Installing the Mounting Plate Optional 8 Connect a standard straight through 10BaseT Ethernet cable between the RJ 45 port on the Ethernet Adapter and the network port on the computer where you will install the Ethernet Adapter Manager configuration software 3 3 3 4 Ethernet Adapter LED Indicators 9 Connect the six pin DC power cable to the power supply 10 Connect the AC power cord to the other side of the power supply 11 Connect the round power plug to the Ethernet Adapter port labeled 5V DC 12 Insert the AC power cord into the AC socket 13 Verify the Ethernet Link LED is illuminated Table 3 1 indicating a valid Ethernet connection to your PC 14 The RoamAbout Ethernet Adapter hardware is now ready for configuration using the RoamAbout Ethernet Adapter Manager Proceed to Chapter 4 to install the Ethernet Adapter Manager Ethernet Adapter LED Indicat
36. e text after the equal sign is the value Changing the value of different keys is how configuration changes are performed For example the first two lines of the uartO RS 232 file hardware baud 9600 In this example hardware is the name of a section Until the next section name in the file all entries must be either key value pairs such as the baud 9600 entry or comments Key value pairs listed before a section name are invalid Comments may be stored in the configuration file by inserting a pound sign before the text to be added This allows room for an explanation as to why certain settings have been made who made the changes etc Anything may be written in a comment but the comment ends at the end of the line Multi line comments are done by inserting the at the beginning of each line For example 3t This is a comment This is line 2 of the comment this no comment File contents System configure This contains settings that pertain to the operation of the Configuration menus Currently there is only one password The password allows the setting of a password that will be asked for upon entry to the Configuration screen Up to 12 alphanumeric characters is accepted Do NOT use any characters other than numbers and letters in this password Although the password is not hidden from the screen while editing it is hidden when entering configuration A 7 Using the Terminal Configurator
37. ed on or reset For example a timestamp of 6000 corresponds to a time of 60 seconds and a timestamp of 20 corresponds to a time of 0 2 seconds Forward Table The Forward Table Figure 4 4 displays the MAC addresses detected by the Ethernet Adapter The table lists the interface wire or PC card where each MAC address was observed The time for each entry indicates the number of seconds until that entry is removed from the forwarding table Figure 4 4 Forwarding Table Server Unit Forward Table i OF x File MAC Address Time Interface 00 a0 c9 b7 1d 70 10 radio D0 60 1d 1c 5E37 10 wire 00 00 c0 4c c1 b 10 radio 00 ad cc 2c 36 13 8 radio p us 2 radio PC Card Configuration PC Card Configuration This section describes how to add the Ethernet Adapter to your wireless network When the Ethernet Adapter has joined your wireless network the PC card association LED is green To configure the PC card settings perform the following steps Basic Tab Page 1 Open the configuration window for the desired Ethernet Adapter as described in Using the Ethernet Adapter Manager on page 4 3 2 Click on the Radio tab When the Radio tab is highlighted new horizontal tabs appear Basic Advanced and Encryption see Figure 4 5 The Encryption tab may not appear if this option is not supported by your PC card Figure 4 5 Radio Basic Tab Page EI New BS P File Help ze PB SRC Advanced Encryption Network name SSI
38. er Manager on Windows 95 you must reboot your computer to remove it from the Program List on the Windows task bar Using the Ethernet Adapter Manager Using the Ethernet Adapter Manager Starting the Ethernet Adapter Manager To start the Ethernet Adapter Manager select Start gt Programs gt RoamA bout RoamAbout Ethernet Adapter Manager The RoamAbout Ethernet Adapter Unit List window appears Figure 4 1 and lists the Ethernet Adapter units currently detected All Ethernet Adapter units are controlled from this main window Figure 4 1 RoamAbout Ethernet Adapter Unit List E RoamAbout Ethernet Adapter Unit List Al XI IP address MAC address 10 2 42 48 013000224508 00 00 f8 06 10 83 Ethernet Adapter 10 2 42 65 8579 00 00 f8 75 27 36 Ethernet Adapter ENTERASYS Scan Exit Help The RoamAbout Ethernet Adapter Unit List window buttons are e SCAN Allows you to search for active Ethernet Adapter units After a scan is executed any previously displayed Ethernet Adapter units that are no longer found are removed from the list and found units are displayed e EXIT Closes the Ethernet Adapter Manager e CONFIGURE After selecting a unit advances you to the first configuration window Using the Ethernet Adapter Manager e HELP Launches this document You need the Adobe Acrobat Reader to read this document Configuring the Ethernet Adapter To configure the Ethernet Adapter perform the following steps 1 H
39. ess Ethernet Adapter Installation Quick Start 7 Mounting hardware 8 Combs used in environments with extreme vibrations to prevent the PC 1 4 card from vibrating out of the socket Chapter 2 Configuration Overview The RoamAbout Wireless Ethernet Adapter transforms wired devices for example desktop computers and printers into wireless devices The RoamAbout Wireless Ethernet Adapter is easily integrated into your existing wireless network The RoamAbout Wireless Ethernet Adapter can be used in the following wireless topologies e Wireless infrastructure networks which require the RoamAbout AP e Wireless Ad hoc networks which do not require the RoamAbout AP Wireless Infrastructure Network In a wireless infrastructure network wireless clients communicate with an AP connected to a wired LAN A RoamAbout wireless infrastructure can support clients with various supported operating systems Infrastructure mode is often used in systems that have heavy network traffic and want to utilize the filtering capabilities of the AP The AP remains as a stationary part of the wireless LAN unlike individual Ethernet Adapter units that can be physically moved throughout the wireless LAN The Ethernet Adapter synchronizes communication with the AP Individual Ethernet Adapter units do not communicate directly with each other All communication between multiple Ethernet Adapter units or between an Ethernet Adapter unit and a wired network cl
40. et prompt To configure your Ethernet Adapter as a serial telnet client using the command prompt connection method complete the configuration described in Serial Telnet Client Configuration steps 1 6 and then perform the following steps 1 Click on the command prompt button 2 Click on the Update and Reset Unit button Appendix C Problem Solving This appendix contains problem solving information for the RoamAbout Ethernet Adapter If your Ethernet Adapter is not operating properly please make sure the Ethernet Adapter is running the latest firmware and use this guide before contacting Technical Support If you receive an error message in your log file save the error in the SAVE CONFIGURATION file Table C 1 lists problem diagnostics and Table C 2 lists event log errors C 1 C 2 Table C 1 Problem Diagnosis Situation Problem Steps to take The power light is off or the power light is blinking The Ethernet Adapter is not receiving power properly Verify that all physical connec tions are securely in place Contact Technical Support if the problem persists The power light is on steady and the status light is on Configuration or software alert condition Check the System Event Log to determine the cause and refer to the following Event Log Error Table Radio Association light is not turning on and the Status light is off The radio is not linking to the AP
41. et Adapter Chapter 4 Contains the RoamAbout Ethernet Adapter Manager software installation procedure It also contains the information to configure the RoamAbout Ethernet Adapter Chapter 5 Contains the general serial configuration settings used for all serial port applications Chapter 6 Contains the configuration information to use the Ethernet Adapter to enable wireless printing Appendix A Describes how to use the Terminal Configuration to configure the Ethernet Adapter Xi Xii Preface Section Description Appendix B Describes how to perform serial line replacement and how to configure the Ethernet Adapter as a network serial port and as a serial telnet client Appendix C Contains problem solving information Associated Documents The following table lists the RoamAbout products and where to find additional information Check the RoamAbout Wireless web site regularly for product upgrades and documentation http www enterasys com wireless Component Document RoamAbout Access Point 2000 RoamAbout Access Point 2000 Installation Guide RoamAbout R2 Wireless Access Platform RoamAbout R2 Wireless Access Platform Installation Guide RoamAbout AP Manager RoamAbout 802 11 Wireless Networking Guide Online help RoamAbout 802 11 DS PC Card RoamAbout 802 11 PC Card Drivers and Utilities CD ROM Kit Online help RoamAbout 802 11 Drivers RoamAbout 802 11 PC Card Driver
42. etting protocol This example uses the RMP protocol so the value of this entry is rmp RMP binding options are described below If you wish to use the TCP IP protocol skip to the next example source address This is the value that the Ethernet Adapter will use to identify its serial port when sending serial data to and receiving serial data from other Ethernet Adapter units In short this is its port address The default value is default which will cause the Ethernet Adapter to use its serial number as the address source address filter Setting this value will tell the Ethernet Adapter to only accept data coming from the address specified For example if this entry is set to 1234 only data originating from a Ethernet Adapter with the port address of 1234 will be accepted All other data will be ignored that does not have the source address filter set to a specific address The default value is none destination address This address tells the Ethernet Adapter which port address to send data received from the serial port It can be the port address of another Ethernet Adapter s serial port or it can be broadcast or dynamic Broadcast means to send the data to all of the Ethernet Adapter devices Dynamic means sending the data to the Ethernet Adapter from which it last received data Dynamic has the effect of causing two Ethernet Adapter units that are by themselves to communicate to each other The default value is
43. figuration The Ethernet Adapter Manager allows you to reload a saved configuration file to a selected Ethernet Adapter 1 Go back to the Configuration window Figure 4 2 2 Click on the File menu and select Load Configuration 3 Browse to the directory which contains the saved configuration that you want to upload 4 Select the desired configuration file and click on the Open button The configuration file parameters are displayed 5 Go back to the Configuration window Figure 4 2 4 6 Using the Ethernet Adapter Manager 6 To activate the parameters click on the Update and Reset Unit button NOTE If the PC card in the active Ethernet Adapter is different than the PC card that was in the Ethernet Adapter when the configuration parameters were saved all parameters but the PC card options are loaded from the file You will need to set the new PC card parameters manually This procedure allows you to change your PC card while keeping your network and serial settings You can save a new version of the configuration file so that future loads will include the PC card parameter settings Setting and Removing Passwords Setting a password prevents unauthorized users from accessing or changing the settings on your Ethernet Adapter You will need to enter this password each time you want to reconfigure the Ethernet Adapter Enterasys Networks recommends that you set a password for each Ethernet Adapter Setting a Password To
44. flashes The new image is installed and the Ethernet Adapter ready for use in approximately 15 to 20 seconds Reset Unit and Keep Current Configuration Settings This feature allows you to clear the data buffers and error log and keep your current 4 8 configuration settings 1 2 NOTE Communication is interrupted during reset and is restored when the reset in complete Go to the Ethernet Manager Configuration window Figure 4 2 Click on the File menu and select Reset Unit Using the Ethernet Adapter Manager Resetting to Factory Defaults This feature 1 2 Depending allows you to restore the Ethernet Adapter back to its original settings Go to the Ethernet Manager Configuration window Figure 4 2 Click on the File menu and select Reset to Default All of the parameters are immediately restored to the factory default values on your current PC card network setting resetting to factory default may leave the Ethernet Adapter in a non reachable state Resetting to defaults resets all parameters including the PC Card Network Name If the Ethernet Adapter you reset to defaults is not on the same wired LAN section as your PC it is possible that it will lose association to the AP If this is the case the Ethernet Adapter Manager cannot communicate with the Ethernet Adapter To resolve this problem retrieve the Ethernet Adapter and connect it to your PC via an Ethernet cable Then use the Ethernet Adapter
45. g data listen and one for outgoing data connect Both of these sockets must use the TCP IP protocol e listen As in the socket key for the passthrough section above the value of this entry represents the name of another section that defines a network connection This value by default is tcpbindla A later section in this file is also named tcpbindla Thus the connection used by port mode will create a socket that uses the values in the tcpbind1a section to create the network connection e connect The value of this entry points to a network connection definition that initiates the connection instead of listening for it The default for this setting is tcpbind1b A 13 Using the Terminal Configurator telnet The following section specifies the operating parameters for the Telnet protocol connect This entry dictates what kind of prompt is seen on the serial port output The two choices available are wait for keystroke and command prompt The default command prompt will give a prompt telnet much like the Telnet software prompt on a UNIX system From this prompt using the open command will then connect the device to a particular machine For example typing open 10 10 10 129 will open a Telnet session to the machine with the IP address 10 10 10 129 The second choice wait for keystroke allows for a configuration that only connects to one machine requiring only a key press to initiate the connection wait data 1
46. h client is V4 52 or later Otherwise you cannot use Key 2 3 or 4 as the transmit key Refer to the RoamAbout Wireless Networking Guide for the procedure to check firmware versions A hexadecimal digit key must start with Ox which is not counted in the number of digits For example OXABCDEFO0123 is a valid 40 bit encryption hexadecimal key 10 hexadecimal digits The position of each key is important since the clients must enter the same key in the same position to communicate with the AP transmit key This value sets which of the following keys are used to encrypt transmitted data The default setting for this value is 1 encryption key 1 This value is one of the keys to use for encrypting and sleep rmp Using the Terminal Configurator decrypting data on the radio encryption key 2 This value is one of the keys to use for encrypting and decrypting data on the radio encryption key 3 This value is one of the keys to use for encrypting and decrypting data on the radio encryption key 4 This value is one of the keys to use for encrypting and decrypting data on the radio maximum sleep time This is the interval in milliseconds that the client applies to verify if there is traffic on the network addressed to the client You should not change the default value of 100 milliseconds since this may interfere with the operation of the network operating system Do not change parameters unless instruc
47. he end To make changes in the Editor move the cursor to the point you want to change and enter the change To delete text behind the cursor move the cursor to the position immediately following the character to remove and press the Backspace key Delete key or type Ctrl H To delete text in front of the cursor press Ctrl D To delete text from the cursor to the end of the line press Ctrl K After editing is completed please save these changes by pressing Ctrl W After the changes are saved the Edit Configuration menu returns to the screen Although changes will be saved they will not take effect until you power the Ethernet Adapter off and back on If you decide that you don t want to save the changes you have made press Ctrl X You are prompted for confirmation then returned to the Edit Configuration menu If while typing the screen display becomes corrupted or confused press Ctrl L to force a screen redraw Corruptions or confusions may occur due to many terminal emulation software packages not emulating VT100 correctly Using the Terminal Configurator Configuration File Format The configuration file format is broken down into sections that define a particular grouping of options Each section contains at the top a section header which is a string of text surrounded by square brackets the section title After each section header there is a list of entries containing equal signs The text before the equal sign is a key and th
48. ictions Continued Belgique B L utilisation en ext rieur est autoris sur le canal 11 2462 MHz 12 2467 MHz et 13 2472 MH2 Dans le cas d une utilisation priv e l ext rieur d un b timent au dessus d un espace public aucun enregistrement n est n cessaire pour une distance de moins de 300m Pour une distance sup rieure 300m un enregistrement aupr s de l IBPT est requise Pour une utilisation pub lique l ext rieur de b timents une licence de l IBPT est requise Pour les enregistrements et licences veuillez contacter l IBPT France F Pour des configurations int rieures ou ext rieures seuls les canaux n 10 13 2447 2483 5 MHz sont autoris s par TART avec une puissance mise maximale inf rieure ou gale 100 mW EIRP Note 1 L utilisateur doit obtenir une autorisation de l ART avant toute utilisation ext rieure 2 L utilisation en ext rieur est uniquement autoris e sur des propri t s priv es L installation N EST PAS autoris e sur le domaine public De plus le lien sans fil NE DOIT PAS traverser une rue ou le domaine public 3 Notre produit RoamAbout ne peut pas tre configur pour les canaux n 1 9 2412 2446 MHZ pour une utilisation int rieure ou ext rieure cause des conditions de l ART concernant les limitations de puissance mise pour ces canaux Il est bon de v rifier les ventuels change ment ce sujet avec les autorit s de r gulation loca
49. ient go through the AP Multiple APs can be used to extend the coverage area Figure 2 1 shows an example of an infrastructure network 2 1 Wireless Infrastructure Network Figure 2 1 Infrastructure Network Example Cell 1 Coverage Cell 2 Areas w Ethernet Adapter Ethernet N Adapter LAN e Mod Wireless LA Client The re association capabilities of the IEEE 802 11 standard enable clients to move throughout the wireless LAN area and roam between APs Re association can occur as long as the Ethernet Adapter has the same network name as the AP to which it is trying to make a connection 2 2 Wireless Ad Hoc Networks Wireless Ad Hoc Networks Wireless ad hoc networks also known as peer to peer or independent networks do not include APs Instead the ad hoc network is a loose association or workgroup of computers that can communicate with each other using the PC Card in Ad Hoc Mode Figure 2 2 shows a network in which three Ethernet Adapter units are used to provide wireless connectivity between Ethernet devices In this configuration the Ethernet Adapter units and PC cards make all four devices appear to be connected by the same Ethernet cable Using Ethernet Adapter units in this manner provides a cost effective way to wirelessly link a small number of Ethernet devices Figure 2 2 Ad Hoc Network Example Ethernet RE 10bT Ethernet
50. ighlight the Ethernet Adapter that you want to configure 2 Click on the Configure button or double click on the desired Ethernet Adapter listing The Configuration window Figure 4 2 appears displaying information about the RoamAbout Ethernet Adapter Manager and the selected unit Figure 4 2 Configuration Window i Ethernet Adapter Sis EH File Help RoamAbout ENJOY THE FREEDOM OF WIRELESS NETWORKING z Serial va 2 Copyright Enterasys Networks Inc 2000 http www enterasys com wireless Firmware version 2 36 IP address 10 2 42 48 Roam bout Ethernet Adapter Manager 2 40 Reload from Unit Update and Reset Unit NOTE The versions listed in the Configuration window may not match your actual versions 4 4 Using the Ethernet Adapter Manager The Configuration window File menu pull down options allow you to e Save or load a configuration e Reset the Ethernet Adapter to factory defaults e Set a new password or clear it e Access a view of the log files e Update the Ethernet Adapter firmware e Reset the unit and keep current configuration settings Table 4 1 Configuration Window Tab Information Tab Name Action Network Provides the configuration screens for the network configuration Serial Provides the configuration screens for serial configuration Radio Provides the configuration screens for the PC Card Table 4 2 Configuration Window Button Information
51. isplay status and error messages from the Ethernet Adapter Manager To open the Log Viewer perform the following steps 1 Go back to the Configuration window Figure 4 2 2 Click on the File menu and select SHOW LOG WINDOW The Log View window Figure 4 3 appears The Log View window File menu allows you to switch views between the different Ethernet Adapter logs and the Ethernet Adapter Manager utility messages Figure 4 3 Log View Window BIREA Linux Message Log Bis x Read Event Log Clear Event Log Read Association Log Read Forward Table Show Message Log GUI Message Log The Show GUI Message Log displays status messages from the Ethernet Adapter Manager Event Log The Event Log displays messages generated by the Ethernet Adapter Event log messages include basic information about the Ethernet Adapter hardware and any status messages generated by the Ethernet Adapter e To display the event log of your Ethernet Adapter select the Read Event Log option from the File menu e To clear the entries from the event log select the Clear Event Log option from the File menu Using the Ethernet Adapter Manager Roaming Log The Roaming Log records association and disassociation events Each association event is recorded with a timestamp and if available the AP MAC address Each disassociation event contains only a timestamp The timestamp indicates the number of 10 millisecond periods since the unit was turn
52. ission Options are none odd and even e stop bits Selecting the number of bits used to represent an end of character bit in the UART frame The value can be 1 or 2 A 8 Using the Terminal Configurator software The software section is used to control the receiving and sending of bytes over the serial port Proper setting of these values can significantly enhance the efficiency of data transmission because the radio is packet based and the UART is stream based Stream based data means that the data is transmitted and received one byte at a time without any mechanism to separate chunks of data from other chunks of data The devices generating and using the data produced by the stream based packet determines how the data is delimited Additionally the devices also determine the meaning of the packet Packet based data means that the data is grouped into chunks then wrapper information is added to this data specifying the destination of the data Computer networks are packet based by design The radio in the Ethernet Adapter is really a computer network interface so the Ethernet Adapter s radio is packet based This becomes important as the data is moved between the UART and the radio When data is received over the radio sending it to the UART is simple The wrapper information is removed and the data inside the wrapper is sent out the serial port as fast as it can go However data being received over the serial port must be co
53. itenantennes Neem contact op met verkoper voor juiste procedure Europe EU Declaration of Conformity Hereby ENTERASYS NetworksTM declares that this RoamAbout IEEE 802 11 PC Card is in compliance with the essential requirements and other relevant provisions of Directive 1999 5 EC Directive 89 336 EEC and Directive 73 23 EEC ENTERASYS Networks M vakuuttaa t ten ett RoamAbout IEEE 802 11 PC Card tyyppinen laite on direktiivin 1999 5 EY direktiivin 89 336 EEC ja direktiivin 73 23 EEC oleellisten vaatimusten ja sit koskevien n iden direktiivien muiden ehtojen mukainen ENTERASYS NetworksTM d clare que la carte PC RoamAbout IEEE 802 11 est conforme aux conditions essentielles et aux dispositions relatives la directive 1999 5 EC la directive 89 336 EEC et la directive 73 23 EEC Contents Preface Purpose of this Document xi Intended Audience cio Re RR DR CADRE e Be POR UR AUCUNE Rt e xi Organization of this Document 0 0 0 e eee cece eens xi Associated Documents op mem eder he Re ree e XE d rm xii Getting Help fons ik ii A A E A Be c xiii 1 Preparing for Installation Site Requirements Loren nt bie epe LODS eI A RM 1 1 Unpacking and Inspecting 1 3 Components ss sean dent nent ni vb Patt gig meth arn oth ig 1 3 Ethernet Adaptet l mecs eene a pre TAR ed pues que ee HP Pret feet ie 1 4 2 Configuration
54. la bande de fr quence 2 4GHz pour les environnements bureautiques et r sidentielles Wichtige Mitteilung Low Power FunkLAN Produkt f r den Home und Office Bereich das im 2 4GHz Band arbeitet Nota Importante Apparati Radio LAN a bassa potenza operanti a 2 4GHz per ambienti domestico ed ufficio Channel Restrictions Australia When channels 1 through 11 are configured Australia regulations limit the maximum EIRP to 4W Channels 12 and 13 have a limit of 200mW EIRP Belgie B Gebruik buiten gebouw alleen op kanalen 11 2462 MHz 12 2467 MHz en 13 2472 MHz Voor priv gebruik buiten gebouw over publieke grond over afstand kleiner dan 300m geen registratie bij BIPT IBPT nodig voor gebruik over afstand groter dan 300m is wel registratie bij BIPT IBPT nodig Voor publiek gebruik buiten gebouwen is licentie van BIPT IBPT verpli cht Voor registratie of licentie kunt u contact opnemen met BIPT Belgium B For outdoor usage only channel 11 2462 MHz 12 2467 MHz and 13 2472 MHz are allowed For private usage outside buildings across public grounds over less than 300m no special regis tration with IBPT BIPT is required Registration to IBPT BIPT is required for private usage outside buildings across public grounds over more than 300m An IBPT BIPT licence is required for public usage outside building For registration and license please contact IBPT BIPT Notice Channel Restr
55. les France F For Indoor or Outdoor configurations only Channel ID 10 through 13 2447 2483 5 MHz is allowed by ART with maximum output power less than or equal to 100 mW EIRP Note 1 User is required to obtain authorization from ART agency before Outdoor Use 2 Outdoor Use is only allowed on private properties Installation is NOT allowed on public properties Additionally the wireless link must NOT cross a street or public property 3 Our RoamAbout product cannot be configured for Channel ID 1 through 9 2412 2446 MHz when used Indoors or Outdoors due to ART s maximum output requirements within these channels It is always worth check with the local regulatory authorities for changes in this area Deutschland D Anmeldung im Outdoor Bereich notwending aber nicht genehmigungspflichtig Bitte mit H ndler die Vorgehensweise abstimmen Germany D License required for outdoor installations Check with reseller for procedure to follow Italia I E necessaria la concessione ministeriale anche per l uso interno Verificare con i rivenditori la procedura da seguire L uso per installazione in esterni non e permessa Italy I License required for indoor use Use with outdoor installations not allowed Notice Channel Restrictions Continued the Netherlands NL License required for outdoor installations Check with reseller for procedure to follow the Nederlands NL Licentie verplicht voor gebruik met bu
56. list of errors if any have occurred Use this option if the Ethernet Adapter s Error LED is lit to see what kind of error the Ethernet Adapter is generating Clear system event log Removes all messages from the error log described above Reset the Ethernet Adapter Performs a hardware reset Use this after making configuration changes to allow the changes to take effect A 5 Using the Terminal Configurator Edit Configuration Menu The Edit Configuration menu contains three selections Config files to edit Return to Main Menu Goes back to the previous menu selections System Brings up the editor screen with the configuration file for options that are not communication dependent RS 232 port uart0 Brings up the editor screen with the configuration file for the serial port and per connection network settings Bridged ethernet lan0 Brings up the editor screen with the configuration file for the radio parameters and IP network interface settings The Editor A 6 Selecting one of the configuration files listed in the previous section opens that file in the editor Once inside the editor you may use arrow keys to move the cursor around If the arrow keys do not work with your terminal emulator use Ctrl P for up previous Ctrl N for down next Ctrl B for left back and Ctrl F for right forward for cursor motion For faster motion you can use Ctrl A to jump to the beginning of the line and Ctrl E to jump to t
57. llowed values are yes no and rts i o control I O control defines control over digital inputs and outputs of the Ethernet Adapter separately from the data lines Digital input and output are shared with the flow control lines RTS DTR CTS DSR but they are not flow control They give the ability to send digital data from one Ethernet Adapter to another without interpretation by the Ethernet Adapter s themselves They can also provide information to the device they are connected to about the status of low power modes e rts Allowed values are none and port e dtr Allowed values are none and port RTS and DTR are output lines When set to port the status of these lines will be forwarded to the Ethernet Adapter unit specified by the socket option described below When set to none they do not function as digital inputs e cts Allowed values are negate assert and port e dsr Allowed values are negate assert and port Using the Terminal Configurator CTS and DSR are output lines When set to negate or assert they will output a continuous digital value The value negate outputs a logic 1 or mark which is electrically negative This is also the state seen on an RS 232 connector when the cable is unplugged The value assert outputs a logic 0 or space which is electrically positive When set to port CTS will output the value that the remote Ethernet Adapter is receiving on its RTS line and
58. lnet Connection Establishing a Telnet Connection This method opens a Telnet connection to the Terminal Configurator on port 23 Port 23 is the default for most Telnet programs This only works after the Ethernet Adapter is assigned a TCP IP address If you need to assign the Ethernet Adapter an IP address you need to use the Ethernet Adapter Manager or the Terminal Configurator using a direct serial connection To establish a Telnet connection perform the following steps 1 Click on the Start menu and select Run 2 Enter telnet xxx xxx xxx xxx where xxx xxx xxx xxx is the IP address of the unit you want to configure Using the Terminal Configurator A 4 Once you have established a connection to the Terminal Configurator the Main Menu screen appears e Use the arrow keys to move the highlighted bar If the arrow keys don t work you can move the bar by holding down the Ctrl key while pressing N for Next and P for Previous to move the bar To select an entry press the Enter key e To modify the configuration as described in the following sections select the menu item Edit configuration Another menu listing available files to edit is displayed Selecting one of them will bring up an editor that you can use to modify the file File selection and editor operation are described below e After you have finished configuring the Ethernet Adapter select the Reset the Unit menu item and then answer Yes to the confirmation
59. lso interprets the data received over the radio removing special character sequences known as DO and DONT requests LPD is a UNIX print serving protocol LPD received data in a particular format over the radio and converts it into the data stream that should be sent to the printer Data sent by the printer is ignored NOTE When setting up to use LPD set the printing parameters so that the file is sent off using the Ethernet Adapter as the remote host Any remote printer name can be used so long as it fits within the guidelines for naming a printer Using the Terminal Configurator flow control The Ethernet Adapter supports the following six flow control options Recognize RTS Generate CTS Recognize DTR Generate DSR Recognize XON XOFF and Generate XON XOFF It also supports the original RS 232 specification for flow control where CTS is generated only when RTS is asserted These options are explained below The incoming flow control options specify what method of communication is used between the Ethernet Adapter and the device it is communicating with over the RS 232 cable to instruct the Ethernet Adapter when to start and stop sending data Since the Ethernet Adapter is a DCE Data Communications Equipment device the three methods of incoming flow control are software also known as XON XOFF RTS Request To Send and DTR Data Terminal Ready These three methods are all signals that the host computer send
60. municating directly with the Ethernet Adapter provides e the ability to use the serial port applications e the ability to ping the Ethernet Adapter e the ability to remotely configure the Ethernet Adapter via the telnet protocol To configure the network settings perform the following 1 Ensure that you complete the PC card configuration described in the PC Card Configuration section on page 4 12 2 Click on the Network Tab 3 Click on the Basic tab The Network Basic tab page is shown in Figure 4 8 4 Enter the IP address that you want assigned to the Ethernet Adapter The IP address is the network address that will be used by other computers to communicate with the Ethernet Adapter 4 17 Network Configuration 5 Enter the Netmask This is a value that defines the range of IP addresses available within your local network Figure 4 8 Network Basic Tab Page kad New FS E File Help enrerasrs Basic MCTWOPOOE IP Address f 0 2 42 32 Netmask 255 255 0 0 Gateway none Radio Serial Network Close Reload from Unit Update and Reset Unit 6 Enter the IP address of the gateway if your network uses a gateway router or firewall You need to enter the IP address of your gateway if You plan to use the Ethernet Adapter to access computers or other Ethernet Adapter units beyond your Internet router or firewall A gateway entry is only needed for serial applications that actively connect to an IP
61. n appears blank Accessing Console Management 1 2 To bring up the local console management for the Ethernet Adapter insert one end of something similar to a tooth pick into the config hole located near the serial port on the Ethernet Adapter The Terminal Configurator appears on the screen You have now successfully opened a direct serial connection to Terminal Configurator If the Ethernet Adapter does not respond within a few seconds after pressing the Configure button and is connected to power perform the following steps a Disconnect the power for a few seconds b Reconnect the power C Press the configuration button again If the terminal displays random characters check the baud rate and bit settings in your terminal emulation software to insure 9600 baud 8 data bits no parity and 1 stop bit NOTE If after performing the above step the Ethernet Adapter does not respond with the configuration mode main menu verify that there is not a cable problem by observing the green Serial TX LED when pressing the ENTER key on the PC Each time the key is pressed the Serial TX light should blink faintly and quickly If the Serial TX light is not blinking there may be a problem in the cable connection If the Serial TX light blinks when the ENTER key is pressed and the unit does not respond check to see if the serial configuration is set to 8 data bits no parity 1 stop bit A 3 Establishing a Te
62. n for a connection This is the port number that your program will use to connect to that Ethernet Adapter The default is 4000 4 For most applications leave the Reconnect After Shutdown box checked Checking this box causes the Ethernet Adapter to listen for and accept a new connection if the active one closes 5 Click on the Update and Reset Unit button TCP Connect Port Complete the configuration described in Network Serial Port Configuration steps 1 4 and then perform the following steps 1 Click on TCP Connect Port tab page 2 In the Connect to IP field enter the IP address of the device that the Ethernet Adapter is connecting to 3 Inthe Connect to Port field type the port number to which the Ethernet Adapter will connect The default is 4000 4 For most applications leave the Reconnect After Shutdown box checked Checking this box causes the Ethernet Adapter to re initiate a new connection if the active one closes 5 Click on the Update and Reset Unit button B 6 Serial Telnet Client Serial Telnet Client This section describes how to configure your Ethernet Adapter as a serial telnet client Telnet is a method to connect and remotely log in to a host computer or network device The host computer or device must be running a telnet server for this service to be available Once the telnet session is established from the Ethernet Adapter any data received by the serial port of the Ethernet Adapter is se
63. nes Flow Control Software Flow Control Software flow control uses two special characters called Xon and Xoff which are embedded in the data to turn on or off the transmission of data from the source to receiver In the incoming direction flow control prevents the Ethernet Adapter from sending data when the computer is not ready to accept it With incoming flow control on the Ethernet Adapter will interpret Xon Xoff characters in the data stream entering the serial port of the Ethernet Adapter as flow control signals The Xon Xoff characters are not considered data and therefore are absorbed by the Ethernet Adapter The outgoing software flow control option specifies the generation of Xon Xoff flow control characters by the Ethernet Adapter The control characters are sent out the serial port of the Ethernet Adapter and instruct the computer to start or stop sending data This option is used to prevent the computer from sending data when the Ethernet Adapter is not ready to accept it Software flow control can have both incoming and outgoing mechanisms running simultaneously individually or not at all as is the default Flow Control Configuration To configure the Ethernet Adapter flow control perform the following steps 1 Click on the Flow Control tab Figure 5 3 shows the Flow Control tab page with the default settings 2 Check the flow control settings of the device that you are connecting to the Ethernet Ada
64. nt to the host At the same time any data returned from the host is sent out the serial port of the Ethernet Adapter Typically the serial port of the Ethernet Adapter is connected to a serial terminal or a computer that is running terminal emulation software Serial Telnet Client Configuration To configure your Ethernet Adapter as a serial telnet client perform the following steps 1 2 3 4 5 6 Complete the Basic Radio Configuration instructions described in Chapter 4 Complete the Network Configuration described in Chapter 4 Complete the General Serial Configuration described in Chapter 5 Click on the Serial tab and then select the Protocol tab Select the Telnet option in the Protocol list Click on the Telnet tab at the top of the panel There are two methods that can be used to establish a telnet connection wait for keystroke and command prompt The next two sections describe these methods and the configuration Wait for Keystroke Connection Configuration The wait for keystroke connection method establishes a connection to a specific telnet host when the user presses a key on the telnet terminal window When the telnet connection is closed the Ethernet Adapter will wait for a keystroke to connect again To configure your Ethernet Adapter as a serial telnet client using the wait for keystroke connection method complete the configuration described in Serial Telnet Client Configuration steps 1 6 and then perform th
65. nverted into packets In order to perform this conversion the Ethernet Adapter must be given a set of rules that tell it that it is okay to start transmitting the data already received The data cannot be transmitted as soon as it is received because as explained earlier there is overhead in the radio transmitting process The values in this section define these conversion rules NOTE These rules don t change the data They specify when data can be transmitted over the radio e line length Data is transmitted over the radio once the maximum number of characters has been achieved The line length default is 1408 Once 1408 characters have been received by the UART these characters of data will be transmitted regardless of the content of the data This value can range from 1 to 1408 but be cautious of using values too small for they could result in data loss A 9 Using the Terminal Configurator A 10 NOTE e input timeout The Input timeout is how long the Ethernet Adapter will wait after some data has been received on the UART before giving up on waiting for more Once a character has been received the timer starts with this time out If the timer expires the data is considered to be complete and gets transmitted immediately Conversely if another character is received before this time out the timer is restarted from the beginning The range for this value is from 10 to 65536 milliseconds though it will always
66. o the serial port on the Ethernet Adapter Windows Procedure A 2 1 2 3 4 5 6 7 On your desktop click on the Start icon Select Programs gt A ccessories gt Hyperterminal Double click on the Hypertrm exe file The Connection Description screen appears This screen allows you to insert a connection name into the Name field This name can be any alphanumeric combination The Connection Description screen contains a field entitled Icon Do not change the default settings Click OK to proceed using Hyperterminal Use the CANCEL button to terminate Hyperterminal The Phone Number screen appears The fields Country Code Area Code and Phone Number should be blank by default Do not change the default settings In the Connect Using field choose the COM port that you plugged the RS 232 cable into from the pop up box options Click OK The COMx Settings screen appears Select 9600 in the field labeled Bits per second Leave the default of 8 selected for the Data Bits field Parity should be left at 1ts default of None Stop bits should be left at its default of 1 Establishing a Direct Serial Connection 8 Choose None for the Flow control option NOTE The serial port settings needed for use by the Terminal Configurator will always be exactly as described here regardless of the General Serial Settings Chapter 5 9 Click OK after all of the COM settings have been chosen The next scree
67. ocket these are in hexadecimal 0x48 0x65 Ox6c Ox6c Ox6f 0x21 OxOd Ox0a In fact the data could have been specified on this line by using exactly those eight hexadecimal values instead of as a combination of string and hex Using the Terminal Configurator serial connect data The format is the same as in socket connect data This causes data to be written to the UART once a connection is successful serial disconnect data This causes data to be written to the UART when the network connection has been closed This data is appended to any data already in progress The closing of the socket will not cancel UART transmission of any data already received over the socket The format of this data is the same as in socket connect data Serial fail data If the socket connection were to fail this causes data to be written to the UART This should only happen in the case of a connect type where the remote machine was unavailable or refused the connection However this value may be used to catch listen problems should any software problem occur The format is the same as in socket connect data Bridged Ethernet lan0 hardware Settings for the actual Ethernet Adapter hardware are determined under this category This category varies depending on the particular radio type being used Following are some common settings that might be found for radio configuration network name This name determines the network to which the Ethernet Adapter device
68. ocumentation for a detailed description of how to set up encryption In many cases you will want encryption enabled to provide security for data being sent across the wireless part of your network Figure 4 7 Radio Encryption Tab Page RI New BEI P File Help eyrenasys Basic Advanced Encryption Titehsmit Key C keu T key2 C key 3 keu i Kei key2 o key3 D key4 pee Radio Serial b Close Reload from Unit Update and Reset Unit 4 15 PC Card Configuration To use encryption perform the following steps 1 2 3 Click on the Enable Encryption box Select the Transmit Key NOTE If you are using Ad Hoc mode you can only use Key 1 Enter up to four encryption key values If you are using Ad Hoc mode you can only use Key 1 The values for the encryption keys may to be written as either text ASCIT strings or hexadecimal numbers Hexadecimal values must be preceded by 0x and are composed of the numbers 0 to 9 and the letters A to F Text strings cannot begin with Ox The level of encryption corresponds to the length of the encryption key Refer to the PC card documentation for the encryption levels supported by your PC card Encryption Level Key Length Example HEX ASCII 40 bit Ox 10 digits 5 characters OxFEDCBA9876 128 bit Ox 26 digits 13 characters EnterasysRMBT 4 5 Select a transmit key The t
69. of its corresponding CTS or DSR line to match You can not use Hardware Flow control on lines that have been enabled for I O Control B 3 Serial Line Replacement TCP Pipe TCP Pipe like RMP Pipe makes no changes to the serial data stream TCP Pipe differs from RMP Pipe in that it creates two independent network connections for transmitted and received data Using two connections allows each Ethernet Adapter to detect conditions when it has lost radio contact with the opposite unit as can occur in environments with poor radio communication In this configuration each Ethernet Adapter unit simultaneously acts as a client and a Server To configure for the TCP Pipe protocol perform the following steps 1 2 3 4 5 6 7 8 9 Complete the Basic Radio settings as described in PC Card Configuration on page 4 12 NOTE If you are replacing a serial line or serial network with two or more Ethernet Adapter units without using an AP be sure your radio is using Ad hoc mode Complete the Network Configuration described in Chapter 4 Complete the General Serial Configuration described in Chapter 5 Click on the Serial tab and then select the Protocol tab Select TCP Pipe Click on the TCP Pipe tab Enter the Listen on port number for each unit Ensure that this number matches the Connect to port number of the opposite unit The defaults for both of these ports are set to 4000 ensuring a correct configuration
70. ors As shown in Table 3 1 there are five LED indicators Table 3 1 LEDs LED Description e Power Lights green when power is applied O Status Lights amber when status information is available e Radio Associated Radio Activity Lights green when the radio is associated to another radio and lights amber during radio communication LAN Link LAN Activity Lights green to show that a valid Ethernet link is present on the 10BaseT port Lights amber during Ethernet activity U Serial Transmit Serial Receive Lights amber when transmitting data out the serial port and lights green when receiving data on the serial port Chapter 4 Ethernet Adapter Manager Installation This chapter describes how to install and configure the Ethernet Adapter Manager The RoamAbout Ethernet Adapter Manager is used to configure the Ethernet Adapter You can install it on a PC or workstation running Windows 95 98 NT Me 2000 The Ethernet Adapter Manager allows you to graphically and remotely Display a list of Ethernet Adapter stations running on the local network Display and edit the current Ethernet Adapter configuration Save and load configurations Update the Ethernet Adapter firmware NOTE The Ethernet Adapter Manager communicates with the Ethernet Adapter using a non routing protocol Your Ethernet Adapter units must be accessible on the local Ethernet network to communicate with the Ethernet Adapte
71. ory Defaults and reset the Ethernet Adapter Ifthe problem persists contact Technical Support C 5
72. otocol so the value of this entry is tcp type The values in this entry can be either listen or connect This specifies whether the Ethernet Adapter will wait for a connection from another computer or attempt to initiate the connection itself ip address This address is used in TCP protocol to specify the address to which to connect Connect must be selected for the IP address to be used local tcp port This port defines the TCP port number that the Ethernet Adapter will wait for connections from other networked devices Listen must be selected for this port to be used remote tcp port This port specifies the TCP port numbers to connect to on the remote computer Connect is the type for this port reopen after shutdown If the type is listen this value determines whether a second connection will be accepted after the first connection terminates If the type is connect this value determines whether another connection attempt will be made if the first connection is closed by the remote computer socket connect data Data to be written to the connection once itis successful is the socket connect data The value is specified as a combination of a string and ASCII values For example the default value is Hello Oxd Oxa The double quote marks are a part of this value unlike in some previous examples The item in quotes and the ASCII values together make up the data to be written This example would cause 8 bytes to be written to the s
73. ox 4 15 Configuring the Ethernet Adapter to Connect to a Wired Ethernet Device 4 17 Network Configuration 4 17 5 General Serial Configuration Configuration Flowchart 2 0 5 1 UART Settings enter npe ERU E pe RE CR etes are eret 5 3 Flow Control eS Rete A E ere AS dre le Rd Mie 5 4 Hardware Flow Control 2 0 0 0 00 ce eee n nent teen ne ees 5 4 Software Flow Control 0 0 cee ete ras 5 5 Flow Control Configuration 5 5 serial Packets cent A eae EC ee Rd DER est CR ile Ree Ug 5 6 6 Wireless Printing to a Serial Printer viii Configuring the Ethernet Adapter to Enable Wireless Printing 6 1 Table of Contents A Terminal Configurator Establishing a Direct Serial Connection A 2 Windows Procedure o iii e ELE HEURES A 2 Accessing Console Management A 3 Establishing a Telnet Connection A 4 Using the Terminal Configurator A 4 Main Menu Overview ste SE a A 5 The Editor tt Eee see abe pes A 6 Configuration File Format A 7 Fil contents dond DA A DARA A 7 Network Bindings ii po A 15 Bridged Ethernet lan0
74. pter Change the Ethernet Adapter settings to match those of the connected device by clicking on the corresponding buttons The flow control and the device settings must match For example if you are connecting to a device that is using RTS CTS hardware flow control set the Ethernet Adapter hardware flow control settings to RTS CTS 5 5 Flow Control Serial Packets The parameters on this tab page control the serial to network packet conversion process Most users will not need to change the Serial Packet Parameters These parameters control the way that data received on the serial port is divided into Ethernet packets 5 6 Chapter 6 Wireless Printing to a Serial Printer This chapte r describes how to configure the Ethernet Adapter to enable wireless printing to a serial printer If you have an Ethernet printer this section does not apply To connect to an Ethernet device in C printer follow the instructions to configure the Ethernet Adapter to a wired hapter 4 The LPD protocol requires an operating system such as Windows NT Me 2000 or XP that includes support for LPD The LPD server on the Ethernet Adapter uses a unidirectional protocol wherein data is received via a network connection and sent out the serial port t 0 the printer Data received from the serial port is ignored This means the Ethernet Adapter ignores data received from the printer except for software flow control characters See
75. r Manager Installation To install the Ethernet Adapter Manager perform the following steps 1 Insert the Ethernet Adapter Manager CD ROM into the CD ROM drive If the installation program does not begin automatically preform the following steps a Click on the My Computer icon on your desktop b Click on the icon for the CD ROM C Double click on the setup exe icon The Welcome window appears 2 Click NEXT to continue the installation or CANCEL to terminate The Software License agreement appears 4 1 Uninstall 3 4 5 6 Uninstall 4 2 Click YES if you agree to the terms presented and allow the continuation of installation Click NO if you do not agree and terminate the installation The Choose Destination window appears Choose the default path and location Or enter a selected path Click NEXT The Select Program Folder window appears This window allows you to change the name of the program folder created Click FINISH to complete the installation of the Ethernet Adapter Manager To uninstall the Ethernet Adapter Manager perform the following steps 1 2 3 4 5 Select Start gt Settings Control Panel Double click on the Add Remove Programs icon Select Ethernet Adapter Manager from the list Click on the Add Remove button Click on the Uninstall button The Uninstall button remains inactive for a short period of time NOTE If you uninstall the Ethernet Adapt
76. ransmit key is the encryption key used by the Ethernet Adapter to encrypt messages sent over the radio Messages received by the radio are decrypted if they were created using any of the four keys Click on the Update and Reset Unit button If you are configured to run in Infrastructure Mode the Ethernet Adapter associates to the AP with the specified Network Name Configuring the Ethernet Adapter to Connect to a Wired Ethernet Device Configuring the Ethernet Adapter to Connect to a Wired Ethernet Device Youcan configure the Ethernet Adapter as a wireless device to connect to a wired unit such as a computer or Ethernet printer to your wireless network The Ethernet Adapter can act as a wireless device in addition to performing any one of the serial port applications discussed in the following chapters To configure the Ethernet Adapter to connect to a wired Ethernet device perform the following steps 1 Complete the PC card configuration instructions described in PC Card Configuration on page 4 12 2 Click on the Update and Reset Unit button 3 Ifnecessary move the Ethernet Adapter to the desired location Provide power to the Ethernet Adapter and connect it to the Ethernet device Your Ethernet Adapter is now configured to act as a wireless device connected to your wired Ethernet network component Network Configuration This section describes the network settings necessary to communicate with the Ethernet Adapter Com
77. round up to the nearest tens of milliseconds For instance setting the time out to 55 will mean the Ethernet Adapter will wait for 60 milliseconds before giving up and transmitting the data e delimiters Delimiters are special characters that specify the end of the data Once any of the characters listed in this option are received the data is transmitted immediately In serial communications there is frequently a character reserved to mean end of transmission In human interface applications this character is the newline or Enter key For computer to computer communication this value may be different If one exists adding it to this list will greatly improve communication efficiency Up to four delimiters can be listed here They are specified as a space separated list of ASCII values The values can be written as decimal or hexadecimal numbers e protocol The data format of the communication between the UART and radio network is defined by the protocol Possible values are port TCP Pipe telnet and LPD Passthrough forwards any data received over the UART or radio interfaces to the other interface with the data unchanged Passthrough2 operates much like passthrough but opens a socket in each direction so that if an Ethernet Adapter loses power it can re establish communications much faster when power returns Telnet gives a prompt similar to that of the telnet application found on UNIX systems Telnet a
78. s and Utilities CD ROM Kit Online help RoamAbout Client Utility RoamAbout 802 11 PC Card Drivers and Utilities CD ROM Kit Online help RoamAbout Outdoor Solution RoamAbout Outdoor Antenna Site Preparation and Installation Guide Preface Getting Help For additional support related to this device or document contact Enterasys Networks using one of the following methods World Wide Web http www enterasys com wireless Phone North America 603 332 9400 Europe 353 61 701 910 Asia 800 8827 2878 Internet mail support enterasys com To send comments or suggestions concerning this document contact the Enterasys Networks Technical Writing Department via the following E mail address TechWriting enterasys com Make sure to include the document Part Number in the email message Before calling Enterasys Networks please have the following information ready Your Enterasys Networks service contract number A description of the problem A description of any action s already taken to resolve the problem The serial and revision numbers of all involved Enterasys Networks products in the network A description of your network environment for example layout and cable type Network load and frame size at the time of trouble if known The device history for example have you returned the device before is this a recurring problem Any previous Return Material Authorization RMA numbers
79. s data from any RMP address to be accepted The Source Address Filter value only needs to be changed if you have multiple RMP Passthrough Serial Line Replacement installations in close proximity Serial Line Replacement Destination Address This address tells the Ethernet Adapter where to send data received on the serial port You may enter the RMP address of another Ethernet Adapter for direct serial line replacement Other possible values are dynamic or broadcast Entering dynamic causes data to be sent to the Ethernet Adapter from which the unit last received data Using the value of dynamic is an easy way to allow two Ethernet Adapter units that are by themselves to communicate to each other Entering broadcast causes the data to be sent to all Ethernet Adapter devices set to use RMP Pipe Transmit Try Count For non broadcast data this count specifies the number of attempts that the Ethernet Adapter should make in transmitting each RMP packet of data A transmission attempt may fail if the destination Ethernet Adapter is out of range or turned off When this happens the data will be lost if retry attempts are not made or are not successful The Transmit Try Count gives the user the ability to tell the Ethernet Adapter how diligently to attempt transmission of data Note that subsequent RMP data transmissions are delayed until the packet being retried is successfully sent or the maximum try count is reached The maximum
80. s to the Ethernet Adapter when it either has too much data to work with and wants the Ethernet Adapter to stop sending or when it does not have enough data and wants the Ethernet Adapter to start sending what it has Software flow control is implemented as two specific characters that are sent on the wire embedded with the data RTS and DTR are signals that have their own wires independent of the data wires The outgoing flow control options specify the method of communication that is used between the Ethernet Adapter and the host computer This communication instructs the computer to start and stop sending data The host computeris a DTE device Data Terminal Equipment thus uses software CTS Clear To Send and DSR Data Set Ready as its flow control signals The aforementioned signals are sent to the host computer while its buffers fill and empty by the Ethernet Adapter Software flow control works the same outgoing as it does incoming CTS and DSR work the same way RTS and DTR do as well When one communicator wants the other to stop sending data it can use as many of the flow control options as necessary to communicate its request to the other side Selection for software is flow control is made during the configuration For both incoming and outgoing flow control use the words yes and no to enable or disable recognition There is one additional allowed value for the CTS entry This value is RTS This may seem confusing
81. sed to transmit data The possible values are 7 and 8 Check the Stop Bits setting of the device you are connecting to the Ethernet Adapter Choose the Stop Bits setting that matches the Stop Bits setting of the device you are connecting to the Ethernet Adapter Stop Bits determine the number of bits used to represent an end of a character The value can be 1 or2 Check the Parity Bit setting of the device you are connecting to the Ethernet Adapter Choose the Parity Bit setting that matches the Parity Bit setting of the device you are connecting to the Ethernet Adapter They parity bit is used to check for correct data transmission Options are none even and odd Flow Control Flow control is the process of adjusting the flow of data from one device to another to ensure that the receiving device can handle all of the incoming data Flow control becomes an important factor when one of the devices is capable of transmitting data at a rate faster than the other can receive it There are two basic types of flow control Hardware and Software Hardware Flow Control Hardware flow control uses dedicated signal lines to dictate transmission of data The options that allow you to select which pair of lines to use for this type of flow control are e RTS CTS Request To Send Clear To Send e DTR DSR Data Terminal Ready Data Set Ready 5 4 NOTE The Windows flow control setting Hardware uses the RTS CTS pair of flow control li
82. ted to do so by technician ip The following section sets the configuration of the IP protocol ip address This is the IP address that will be used by other computers to communicate with a particular Ethernet Adapter netmask This is a value that when logical ANDed with the IP address specifies the range of IP addresses within the local network broadcast In the local network this is the IP address that is used to refer to all computers simultaneously The default automatic will work for almost all configurations There should be no need to change this value route For this network interface card this value references section names that specify the routing options The default of automatic will work for most configurations gateway If present this value specifies the IP address of your Internet router or firewall By default this value is set to none Change this value to the IP address of your gateway if you intend to use an Internet router or firewall Appendix B Serial Line Configuration This appendix describes how to perform wireless serial line replacement configure your Ethernet Adapter as a network serial port and configure your Ethernet Adapter as a serial telnet client Serial Line Replacement Two Ethernet Adapter s are required to perform wireless serial line replacement Serial line replacement can operate with the radio in either Infrastructure or Ad hoc mode When performing Serial Line Repl

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