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Black Box 37687, User Manual

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Terminal Server User Guide 

Page 23

Chapter 1 Introduction

Terminal Server
User Guide

Chapter 1  Introduction

You need to read 
this chapter if you 
want to...

You need to read this chapter if you want an overview of the Terminal Server product.

This chapter provides introductory information about the Black Box Terminal Server, its 
associated components, software and configuration utilities.

This chapter includes the following sections;

•

About the Terminal Server

on page

24

•

Terminal Server Features

on page

26

•

Hardware Overview

on page

29

•

Hardware description for Terminal Server

on page

29

•

Hardware description for Rack Terminal Server

on page

30

•

Hardware description for 102/104 Terminal Server

on page

31

Summary of Contents for 37687

Page 1: ...ek Call 724 746 5500 or fax 724 746 0746 Mail order Black Box Corporation 1000 Park Drive Lawrence PA 15055 1018 Web site www blackbox com E mail info blackbox com MARCH 2004 Terminal Server 16 37687 Terminal Server 8 37688 Rack Terminal Server 16 40870 Rack Terminal Server 8 40871 102 Terminal Server 41872 104 Terminal Server 41874 Terminal Server User Guide ...

Page 2: ... Todo otro servicio deberá ser referido a personal de servicio calificado 9 El aparato eléctrico debe ser situado de tal manera que su posición no interfiera su uso La colocación del aparato eléctrico sobre una cama sofá alfombra o superficie similar puede bloquea la ventilación no se debe colocar en libreros o gabinetes que impidan el flujo de aire por los orificios de ventilación 10 El equipo el...

Page 3: ...era que objectos liquidos no sean derramados sobre la cubierta u orificios de ventilación 18 Servicio por personal calificado deberá ser provisto cuando a El cable de poder o el contacto ha sido dañado u b Objectos han caído o líquido ha sido derramado dentro del aparato o c El aparato ha sido expuesto a la lluvia o d El aparato parece no operar normalmente o muestra un cambio en su desempeño o e ...

Page 4: ...is equipment in a residential area is likely to cause interference in which case the user at his own expense will be required to take whatever measures may be necessary to correct the interference Changes or modifications not expressly approved by the party responsible for compliance could void the user s authority to operate the equipment This digital apparatus does not exceed the Class A limits ...

Page 5: ...nstall configure and use the Black Box Terminal Server communications servers Who this manual is for This manual is aimed at users who want to connect serial devices directly to LANs and WANs This manual requires a working knowledge of using personal computers and associated operating systems as well as experience in installing host cards and peripherals ...

Page 6: ...NG UP DIAL IN MODEM PORTS 58 CHAPTER 5 MODEM AUTHENTICATION AND LOGGING 66 CHAPTER 6 DIALOUT MODEM PORTS SETUP 75 CHAPTER 7 VMODEM VIRTUAL MODEM 85 CHAPTER 8 PRINTING 94 CHAPTER 9 OTHER DEVICES SETUP 110 CHAPTER 10 THE MENU INTERFACE 121 APPENDIX A COMMAND LINE INTERFACE 156 APPENDIX B 48V DC RACK TERMINAL SERVER 169 APPENDIX C TROUBLESHOOTING 174 APPENDIX D CABLING 193 INDEX 207 ...

Page 7: ...Page 7 Contents ABOUT THIS MANUAL 5 Purpose of this manual 5 Who this manual is for 5 FAST CONTENTS 6 CONTENTS 7 ...

Page 8: ...rminal Server 24 Terminal Server Features 26 Hardware 26 Software 27 Security 28 Hardware Overview 29 Hardware description for Terminal Server 29 Hardware description for Rack Terminal Server 30 Hardware description for 102 104 Terminal Server 31 ...

Page 9: ...ARP 35 Communicating via a Terminal or PC 36 The Menu System 37 Connections Menu 39 Administration Menu 40 Server Configuration Menu 42 Port Setup Menu and Beyond 44 Tips 46 Copy Command 46 Connecting via BOOTP for Unix systems only 46 Saving and downloading configurations 48 Domain Name Server DNS 49 Reassigning your Terminal Server to a New Network 49 Updating Terminal Server Firmware 49 ...

Page 10: ... 3 TERMINALS ON MUTLI USER SYSTEMS 50 Introduction 51 Terminal Port Configuration 52 Host Table Setup 54 Making a Connection 55 Tips 57 Connecting via fixed ttys 57 Multisessions on terminals PCs 57 Gateway Tables 57 ...

Page 11: ...Page 11 CHAPTER 4 SETTING UP DIAL IN MODEM PORTS 58 Introduction 59 Dial in Port 60 The host 62 The modem 63 Client login 64 Tips 65 Domain Name Server DNS 65 WINS Server 65 MOTD 65 Gateway notes 65 ...

Page 12: ...Page 12 CHAPTER 5 MODEM AUTHENTICATION AND LOGGING 66 Introduction 67 User authentication logging 68 The host 71 Basic authentication 71 User services authentication 71 Logging 73 Tips 74 ...

Page 13: ...TS SETUP 75 Introduction 76 Configuration 77 The host 78 For dial out connections on Unix 78 For dial out connections on Windows systems 78 Routing 79 Remote Access Systems 80 Dial out PAP Authentication 82 Remote site devices 83 Tips 84 ...

Page 14: ...use Vmodem in Normal Mode 87 Making a Call using Vmodem in Normal Mode 89 Disconnecting a Call in Vmodem Normal Mode 89 Configuring Vmodem to use Dial on DTR mode 90 Making a Call using Vmodem in Dial on DTR Mode 91 Disconnecting a Call in Vmodem Dial on DTR Mode 91 Setting Modifying up Vmodem responses 92 Vmodem AT Commands 93 ...

Page 15: ...PD printing from DOS Windows 102 LPD Printing from BSD Unix and Linux 103 LPD Printing from SYS V Unix 104 LPD printing from AIX 104 LPD printing from HP UX 104 Using RCP 105 Configuration 105 The Host 106 Using RCP with Unix System V line printer spoolers 107 RCP printing on a spooler system based on BSD Unix 108 Setting up RCP printing on AIX 109 ...

Page 16: ... 9 OTHER DEVICES SETUP 110 Introduction 111 Reverse Telnet Port Configuration 112 The Host 113 Black Box IOLAND Utility 114 Mandatory arguments 115 Optional arguments 116 Example daemon configuration file 119 Tips 120 ...

Page 17: ...ration menu 135 Extra statistics screens 136 Access menu 137 Remote access sites 138 Remote site devices 140 Authentication Logging 142 Change password options 144 Gateway menu 145 Host Address menu 146 Kill command 146 Lines menu 147 Access 148 Flow control 148 Hardware 148 Network connections 149 Options 149 Terminal 150 Port menu 150 Quit command 150 Reboot command 150 Server configuration menu...

Page 18: ...2 disconnect 162 exit 162 facreset 162 gateway 162 help 163 host 163 kill 163 lock 163 logout 163 prov 163 reboot 164 resume 164 rlogin 164 save 164 set 165 set admin 165 set menu 165 set modem 165 set term 165 set port 166 set port number 166 set port number access flow hardware options tcp user 166 set server 166 set slip IP address 166 set ppp IP address 166 set password admin or login 166 show...

Page 19: ...Page 19 show ports 167 show lines 167 show statistics 167 su 167 telnet 167 test 168 ...

Page 20: ...roduction 170 Installing the Rack Terminal Server 48V DC 171 Installation 171 Electrical Supply Details 171 Safety Earth 172 Fusing 172 Electrical Safety Guidelines 173 Connecting up your Rack Terminal Server 173 Disconnecting your Rack Terminal Server 173 ...

Page 21: ...P UDP 184 TCP 184 Users 184 Framed Link Status 185 Netstat 186 Gateway 186 SLIP 186 Clear counters 186 Restore counters 187 Port Status 187 Line status 187 LPD Status 188 PPP Status 188 Using SNMP 188 Diagnostics 189 Entering the Diagnostic Menu 189 Self test 189 Monitor 189 Download 190 Ethernet Interface 190 Reset 191 Reset all settings 191 Reset password 191 Reset IP address 191 Reset product n...

Page 22: ...l Server DB25 DTE to Terminal DB25 DTE 201 Cable diagram 201 Connector pinout table 201 Terminal Server DB25 DTE to PC DB9 DTE 202 Cable diagram 202 Connector pinout table 202 Rack Terminal Server and 102 104 Terminal Server RJ45 DTE to Terminal DB25 DTE 203 Cable diagram 203 Connector pinout table 203 Rack Terminal Server and 102 104 Terminal Server RJ45 DTE to PC DB9 DTE 204 Cable diagram 204 Co...

Page 23: ...r provides introductory information about the Black Box Terminal Server its associated components software and configuration utilities This chapter includes the following sections About the Terminal Server on page 24 Terminal Server Features on page 26 Hardware Overview on page 29 Hardware description for Terminal Server on page 29 Hardware description for Rack Terminal Server on page 30 Hardware ...

Page 24: ...pters for branch remote access and Internet access Terminals for multi user Unix systems PCs using terminal emulation or SLIP PPP All types of serial printers Data acquisition equipment manufacturing laboratory etc Retail point of sale equipment bar coding registers etc The performance and flexibility of Terminal Server allows you to use a wide range of high speed devices in complex application en...

Page 25: ...minal Server User Guide About the Terminal Server Page 25 Chapter 1 Introduction This configuration diagram shows many of the features available on the Ter minal Server communications server N E T 1 3 2 4 ...

Page 26: ... 4 8 or 16 serial lines fully configurable with port speeds up to 115 2 kbps RJ45 connectors on Terminal Server and 102 104 Terminal Server or DB25 connectors on Terminal Server Full modem control using DTR DSR CTS RTS and DCD FLASH memory for downloading firmware releases 102 104 Terminal Server has 10BASE T or 10 100BASE T interfaces Terminal Server and Rack Terminal Server have either autosensi...

Page 27: ...rovide fixed tty support for Unix systems A window oriented menu interface with pop up menus and on screen help command line also available ARP or BOOTP for network based setup Dynamic statistics displays and line status reporting for fast problem diagnosis Multi screens on terminals Full support of SNMP MIBs allowing remote configuration via SNMP as well as statistics gathering Interoperability w...

Page 28: ...8 Chapter 1 Introduction Security The Terminal Server security features include Supervisory and port password Port locking Authentication with PAP support Per user access level assignment Service logging Logging facility for audit and billing Modem auto reset ...

Page 29: ...dware description for Terminal Server Model Type No Ports Connector Interface 102 104 Terminal Server Table Top 2 4 RJ45 RS 232 Terminal Server Table Top 8 16 DB25 RS232 Rack Terminal Server Rack Mount 4 8 16 RJ45 RS 232 Main power switch Serial ports Power input socket Power indicator 10 100 BASE T socket 100 BASE T Link Activity 10 BASE T Link Activity ...

Page 30: ...iption for Rack Terminal Server Page 30 Chapter 1 Introduction Hardware description for Rack Terminal Server I O Main power switch Serial ports Power input socket 10 100 BASE T socket Port activity indicator POWER 10 BASE T 100 BASE T ACTIVITY ...

Page 31: ...re description for 102 104 Terminal Server Page 31 Chapter 1 Introduction Hardware description for 102 104 Terminal Server Serial ports Port activity indicators 10 100 BASE T socket Network indicator Power input socket Power indicator ...

Page 32: ...ct This chapter provides information about installing the Black Box Terminal Server including connecting to your network configuring communications as well as information on the menu system and general tips This chapter includes the following sections Connecting to your Network on page 33 Switching on Terminal Server on page 34 Communicating via ARP on page 35 Communicating via a Terminal or PC on...

Page 33: ...ASE T 10BASE T twisted pair Attach the RJ connector from a hub directly to Terminal Server twisted pair port 10BASE2 Thin Ethernet Attach a BNC T connector directly to your Terminal Server If your unit is the termination point for the cable you need to add a terminator Always ensure that each segment of the thin Ethernet cable is at least 0 5m in length The maximum length for a thin Ethernet cable...

Page 34: ...has 10BASE T 10BASE2 and AUI connectors then the green ethernet indicators show the active connection The indicators remain lit and blink when LAN traffic is active If you have an Rack Terminal Server unit with 10 100BASE T then the Ethernet indicators will light green to indicate either 10Mbit or 100Mbit link and the Activity light flickers to indicate LAN traffic If you have a Terminal Server or...

Page 35: ...rver found on the bottom of the unit itself 2 On a Windows NT 98 system the arp command is slightly different using dashes instead of colons arp s a b c d aa bb cc dd ee ff 3 Whether you use Unix or Windows to run arp you are now ready to telnet to Terminal Server Here is the sequence to use arp s 192 168 209 8 00 80 d4 00 33 4e telnet 192 168 209 8 password local 4 At the password prompt press th...

Page 36: ... information 2 For a terminal PC to communicate with a server set it to the following 9 6 kbps eight data bits one stop bit software flow control no parity After powering up your Terminal Server you are prompted to enter a Local login 3 You can just hit any character and at this point the character is required The next prompt displayed is local which is the Command Line Interface CLI prompt You ca...

Page 37: ...ce but we recommend the menu system 1 Set the terminal emulation type and begin using the menus The following are the terminal options ansi dumb vt100 wyse50 wyse60 tvi925 ibm3151 vt320 falco50 hp700 2 The default setting is dumb To set the menu interface to your emulation simply type set term with your option Example local set term ansi 3 To switch from the command line interface to the menu inte...

Page 38: ...l Server and will read Terminal 1 if you are using a terminal PC into port 1 The keys used to move about in the menus depend on the terminal emulation you are using The arrow keys should all work The TAB key is very important for moving between fields Backspace and DEL should work but depend on the emulation ESC the escape key will move you back one menu An accelerator key can be used to jump to a...

Page 39: ...d There are a number of options available from this menu Before communication across the network can be established the Terminal Server must be assigned a network IP address This is accessed through the Administration Menu Select the Admin mode field and press the Enter key Note If you are telneted into Terminal Server the telnet rlogin and port options do not appear on the Commands pop up menu ...

Page 40: ...Password field and press the Enter key Use the factory default password here this is iolan no caps The Administration Menu is redisplayed it now has some extra fields access change kill reboot trap Note This password level will time out in four minutes if there is no activity This is for security reasons and will take you back to Administration Menu view level ...

Page 41: ...Terminal Server User Guide The Menu System Page 41 Chapter 2 Installation 2 Select the server entry and press the Enter key This takes you into the Server Configuration Menu ...

Page 42: ...tions server name has been set to IOLAN It is a good idea for the Terminal Server name entered here to match the name entered in the host machine s domain name server IP Address This address must be set to a value that is consistent with the network the Terminal Server is on 3 Having filled in the fields press the Enter key This brings the Commands pop up menu as shown in the next picture Note For...

Page 43: ...display the optional values for this field if available and Cancel which will take you back to this screen for more editing 5 You have now set up the unit with a new IP address This should be confirmed with the message IP CHANGED PLEASE REBOOT 6 Reboot the communications server to activate the new IP address using the reboot command The IP address and or subnet mask are the only parameters that wh...

Page 44: ... system refer to section 9 The Menu Interface later in this guide For more information about the Command Line mode consult Appendix A Command Line Interface All of the procedures are based around the Port Setup Menu This is accessed through the Administration Menu password level Remember that if you are not in the password level you can only view the information not change it Here is the Port Setu...

Page 45: ...ession This section is always used User Defines various user parameters such as name and terminal type Most fields are used in this section Flow Control Defines the various flow control options used by the Terminal Server This section is always used IP Addresses Deals with remote access via PPP SLIP sessions Options Deals mainly with the telnet options This section is the least used Keys Defines t...

Page 46: ...P address This broadcast request packet contains the Ethernet address of your unit The request is received by all hosts on the network and is checked against a file to find a match This data base file will normally be etc bootptab and will be of the following format bootptab description iolan ht ethernet ha 0080d400024e hd tftp bf iolan DL ip 192 168 209 8 Where ht is the type of network ha is the...

Page 47: ...me of Terminal Server firmware optional ip is the IP address you want to use You can now move back to The Menu System in this chapter Note This BOOTP implementation is a subset and not a full implementation of the RFC Note The most common error is bad information in the etc bootptab file recheck it See Appendix B Troubleshooting for more information ...

Page 48: ...Server Menu from the Administration Menu Select the Init file entry of this menu Set this to the full pathname of the file in which you wish to store the configuration Set Boot host to the host machine you wish the file to reside within and save these entries Boot host rockvegas or ip address Init file tftp term_serv cfg Log onto the host machine in the normal manner and create the file you have s...

Page 49: ...to factory default condition using the following procedure 1 Power on the unit 2 Wait 30 seconds 3 Hold down the RESET button for 15 seconds 4 Release the button After this is done the unit will start sending BOOTP request packets This procedure is useful for factory defaulting units which cannot be reached via TCP IP This includes reassigning a programmed unit to a network to which the previously...

Page 50: ...ou want information on setting up a terminal for use with your Terminal Server product This chapter provides information on how to setup a terminal and other tips such as the concept of fixed ttys multiscreens the copy command TERM features etc This chapter includes the following sections Introduction on page 51 Terminal Port Configuration on page 52 Host Table Setup on page 54 Making a Connection...

Page 51: ...erterm In many applications the users need to be direct connected to a specific Unix host so that they see the login prompt automatically This is helpful in securing your system or in environments where the users need to be in one application only This chapter will show how to setup a terminal and other tips such as the concept of fixed ttys multi screens the copy command TERM features etc Consult...

Page 52: ...e Mode With this field set to telnet the port will operate in telnet mode or raw for rlogin Most systems will use telnet Connection Set this field to Initiated and the port will establish a TCP IP connection to a specified host only after receiving a CR on the RS 232 port If you set this field to none then the user of this port will see the menu system when the terminal is powered on Host Use this...

Page 53: ...to the standard 23 or 513 for rlogin Monitor DSR You can set this field to Yes if you wire the terminal s DTR signal pin 20 DB25 to the Terminal Server s DSR signal pin 3 on the RJ45 connector see Appendix D Cabling for DB25 pin assignments When you turn the terminal off it will reset the Terminal Server port which tells the Unix host to kill the user s processes Menu option Description ...

Page 54: ...in the host table This is a local naming system only Your Terminal Server can also use the name server utility of your Unix system consult your Unix system manual and Tips on page 57 The Host Address Menu is accessed from the Administration Menu by selecting the host entry The host table can contain up to 10 addresses Each entry consists of a host name and its corresponding IP address You can fill...

Page 55: ...he host machines that are configured in the host table To select a host move the cursor down to the required name then press the Enter key At this point the unit attempts to make a connection across the network to the indicated host using the telnet protocol If it succeeds the host machine s login prompt is displayed There may be an error in the configuration if the connection cannot be establishe...

Page 56: ...displayed where FREE was Press the Enter key to bring up the Connection pop up menu then select the Resume Connection option When logging out of your session the connection is automatically closed Note If the did not work you might have a conflict with that character sequence and should check the Keys section of this port ...

Page 57: ... screens will be refreshed if you set the video pages field on the Port Menu to the number of pages supported by your terminal for Wyse 60 3 The TERM field The TERM field in the Port Setup Menu can be used to pass the terminal type information to the host The terminal type field is local to the Terminal Server but will be passed to the host The TERM field can override the information being sent to...

Page 58: ...connections with your Terminal Server product This chapter provides information on the configuration necessary to create dial in connections It includes the most simple connection such as a dial in Unix connection The setting up PPP ports which is how Windows systems dial in as well as Unix This chapter includes the following sections Introduction on page 59 Dial in Port on page 60 The host on pag...

Page 59: ... how Windows systems dial in as well as Unix This is very important if you are an Internet Service Provider ISP or a corporate site providing remote access or Internet Intranet access Your Terminal Server can make a very good dial in solution for ISPs and corporate users alike by using its remote access facilities This chapter goes hand in hand with Chapter 5 Modem authentication and logging Note ...

Page 60: ...tablishes a carrier signal the modem raises DCD The terminal server will then establish a telnet rlogin connection to a specified host When the modem hangs up DCD goes low and the terminal server port resets This will also drop the connection to the host TERM This field is the TERM environment variable Whatever you type in here will be passed to the host as the TERM variable when a telnet connecti...

Page 61: ...applies to local terminals Access Set this field to Dynamic This sets the port of the terminal server to listen for data on both the RS 232 side and the network side If only used for dial in set to Local and it will only listen on the RS 232 side Connection With the connection set to Dedicated the port will automatically connect to a specified host when not doing PPP DCD goes high on the modem Hos...

Page 62: ...Guide The host Page 62 Chapter 4 Setting up dial in modem ports The host Make sure you have setup a valid user account for authentication on the designated authentication host See Chapter 5 Modem authentication and logging ...

Page 63: ... ENTRY that corresponds to the port with the modem attached that is third one down is port 3 etc You can set the type for example name and the Modem Config to the required configuration string for example ate0s0 1 w All other fields are default You will now need to kill this port from the Administration Menu or CLI to activate the changes and configure the modem The configuration string will be se...

Page 64: ... is 204 17 209 7 Your IP Address is 204 17 209 210 The Subnet Mask is 255 255 255 0 With this example the Terminal Server is now in CSLIP mode so put your PC into CSLIP mode as well Your dialer script will have to parse out the My Your addresses from the above message Your IP Address will be the address of the PC that is calling in and My IP Address can be the PC s default gateway The above proced...

Page 65: ...field as well WINS Server If you have a local NT server running WINS and you want dial in clients to take advantage of that put the IP address of the NT server in the WINS server field of the Server Configuration screen MOTD A Message of the Day MOTD can be displayed before login This is setup from the Server Configuration menu using MOTD and Boot host fields Gateway notes If you have a router on ...

Page 66: ...ter if you want information on modem authentication and logging for your Terminal Server unit This chapter contains information providing authentication support to validate users connecting to the serial port and updating a host log file on connection states This chapter includes the following sections Introduction on page 67 User authentication logging on page 68 The host on page 71 Logging on pa...

Page 67: ... set to host or both the user is required to enter a user name followed by a password when dialed in The user ID and password are forwarded to the authentication host for validation By setting the authentication hosts network port to 23 or 513 this allows the user ID to be checked against the standard Unix login system see Tips on page 74 This feature also allows proprietary user validation code t...

Page 68: ...ord The Terminal Server will then attempt to login to a specified host using that ID and password If successful the user is authenticated and allowed access Otherwise the call is dropped Your Terminal Server will also log events such as logins logouts connections and disconnections and power ups This feature is enabled when you set the Authentication field to host in the Port Setup Menu The follow...

Page 69: ...rmally see the word invalid or incorrect as part of the failure message from the host Maximum Login Attempts The number of login attempts your Terminal Server will allow the user to make before dropping the call Login Timeout This defines the amount of time in seconds the Terminal Server will wait for the user to provide a login ID and password before dropping the line Disconnect Probe This option...

Page 70: ...thentication and logging Log Port Connect Disconnect The Terminal Server will log when someone connects to and disconnects from a port on Terminal Server Log User Service Start Stop The Terminal Server will log a PPP SLIP or CSLIP service when started on the port Option Description ...

Page 71: ...h a PPP connection using a static IP address This is accomplished by using a PERL script which parses a RADIUS database The PERL script RADparse is on the CD or our website RADIUS is the TCP IP protocol used for authenticating remote dial in users Although Terminal Server does not use RADIUS a Perl based utility capable of using standard RADIUS databases is available Otherwise you can execute our ...

Page 72: ...em authentication and logging Everybody else gets PPP with a dynamic address DEFAULT Password Framed Protocol PPP Note When using advanced authentication make sure the Success Indication String in the Host Authentication And Logging menu is set to userdefined ...

Page 73: ...ion logging on page 68 via the Access section of the Administration Menu When the Terminal Server is powered up a Telnet connection is established to the authentication host with the Logger user name The Terminal Server records users logging in and out of the log file access log The logger only connects at Terminal Server start up time and the connection stays open until the unit is reset The Term...

Page 74: ...s NT also requires a utility called log_it exe If the Windows NT login user id is logger enter it into the Terminal Server as Nlogger so that the Terminal Server will know to use the log_it exe utility Also on the Host Authentication And Logging menu change the Terminal Server Success Indication String to read Microsoft instead of Last Unix notes For LINUX users edit the file etc motd and put the ...

Page 75: ...ur Terminal Server product This chapter provides on setting up modem ports for your Terminal Server product Dial out ports can be just a simple Unix outbound cu call or your Terminal Server can act as a dial out router to facilitate Internet PPP requests This chapter includes the following sections Introduction on page 76 Configuration on page 77 The host on page 78 Routing on page 79 Remote Acces...

Page 76: ... link to that site Then drops the call after a preset period of inactivity This dial on demand feature is automatic Your Terminal Server will place the call when local TCP IP traffic needs to be routed to a configured remote site If not using dial out routing you will need a COMPORT redirector such as ioland The CD has the ioland utility if you are using Unix Please load the appropriate binary ont...

Page 77: ...Access field to Dynamic dial in or out or Remote dial out only Monitor DCD With this flag set to Yes the terminal server will monitor the modem signal Data Carrier Detect DCD pin 8 When the modem hangs up pin DCD from the modem goes low and the terminal server port will reset Flow Ctrl The modem and terminal server port should be configured to use Hardware RTS CTS flow control This will be especia...

Page 78: ...ame This will start the ioland process and allow you to specify a device name in dev that is linked to a pseudo tty This pseudo tty works just like a regular tty with the following exception you cannot set physical attributes such as baud rate parity and flow control as these are handled by the terminal server If you plan to use communication software on the Unix host such as cu or uucp you should...

Page 79: ... multiple hosts at the remote site route add net remote net addr IOLAN ip addr 2 The Terminal Server will dial into another piece of hardware log into that hardware and start a PPP session Then the local Terminal Server will act as a router and forward all IP traffic destined outside its local network In other words the Terminal Server will auto dial the Internet and act as the router In this exam...

Page 80: ...lout modem ports setup Remote Access Systems This screen is used to define a remote system up to 16 entries per unit a phone number login script etc There are a lot of similarities between this screen and the UUCP systems file under Unix The following fields are important ...

Page 81: ...activity on the SLIP PPP link before the port drops the call automatically Setting this field to 0 turns the timeout feature off Phone number The phone number of the remote system Note that the may be used as a delay For example a phone system that requires a 9 followed by a four second delay before getting an outside line would require an entry like 9 4 2145551234 The following characters areigno...

Page 82: ... 6 Dialout modem ports setup Dial out PAP Authentication If a dial out script is not used but a username and password are defined your Terminal Server will send a PAP packet after establishing a PPP link and use the username and password defined for the remote site ...

Page 83: ...le duty and serve as regular dial in ports for dumb terminal access SLIP or PPP in addition to the dial out capability The following fields are important Field Description Type The name of the modem assigned to a specific port It is referenced from the Remote Access Systems Screen in the Device type field Dst Address The address of the remote system your Terminal Server is calling into Config The ...

Page 84: ...The Terminal Server will use the first available modem defined in Remote Site Devices which if busy will default to the next available Max Retries Number of option retries before dropping the line Dial Timeout Number of seconds to wait for the modem to establish link and respond Dial Retries Number of times to attempt a connection to the remote site before giving up Field Description ...

Page 85: ...al modem feature This chapter provides information about the Vmodem feature of the Terminal Server which provides modem like communication between two Terminal Server units on a network This feature behaves like two modems connected across a telephone line This chapter includes the following sections About Vmodem Virtual modem on page 86 Configuring ports to use Vmodem on page 87 Setting Modifying...

Page 86: ... you have multiple devices communicating with a central site Vmodem allows you to achieve this using a single Terminal Server unit at each end of the network without having to use multiple modems You use Vmodem because you want to avoid having to use multiple modems with the associated costs of calls and connections You use this feature by logging into the Terminal Server via a terminal or telnet ...

Page 87: ...key 5 When prompted enter the password and press the Enter key The ADMINISTRATION MENU is now updated to show additional features available in administration mode only 6 In the updated ADMINISTRATION MENU Select Port and press the Enter key At the Port prompt now displayed type in the port to be configured for Vmodem and then press the Enter key 7 In the PORT SETUP MENU Highlight the Access field ...

Page 88: ...e key to go back to the CONNECTIONS MENU 14 In the CONNECTIONS MENU a Select a FREE connection and press the Enter key b Select Commands CLI 15 Connect the devices required to the Vmodem port on the Terminal Server using the appropriate cable 16 Repeat this procedure for all ports you want to configure to use Vmodem ...

Page 89: ...ing dots Port is the local TCP port of the Vmodem port on the Terminal Server unit you are calling By default the TCP port is 10000 plus the number of the serial port using Vmodem For example Port 12 would become 10012 For example to connect to a host Terminal Server with an IP address of 196 65 144 236 and serial port 4 configured as Vmodem normal mode the ATD sequence would be ATD196065144236100...

Page 90: ...he port to be configured for Vmodem and then press the Enter key 9 In the PORT SETUP MENU a Highlight the Access field and press the Enter key b Select Access Values and press Enter key c Select Access VModem and press the Enter key You are now returned to the PORT SETUP MENU 10 If the AT command ATH is required to hang up a connection 11 In the PORT SETUP MENU now displayed 12 Set the Mode field ...

Page 91: ...20 Repeat this procedure for all ports you want to configure to use Vmodem Making a Call using Vmodem in Dial on DTR Mode Using Vmodem in Dial on DTR mode will cause the host IP address and remote TCP port number to be called automatically on detection of the DTR signal being high 1 Raising DTR connected to DSR on the Terminal Server Vmodem port will make a connection to the pre configured remote ...

Page 92: ...ADMINISTRATION MENU select Access and press the Enter key Access Vmodem and press the Enter key 5 In the VMODEM SETUP screen now displayed set the following fields if required Success Indication String Sent to the device when a connection succeeds If no string is entered then the string CONNECT will be displayed with the connecting speed for instance CONNECT 9600 Failure Indication String Sent to ...

Page 93: ...l other AT sequences are accepted but ignored by the Vmodem port Code Description ATH Disconnect and hang up a connection ATQ0 Enable connection responses for the duration of the session ATQ1 Suppress connection responses for the duration of the session ATV0 Selects numeric results codes for the duration of the session ATV1 Selects verbose results codes for the duration of the session ...

Page 94: ...on on printing from your Terminal Server product This chapter provides information about the three methods of printing from your Terminal Server ioland LPD or RCP ioland is the recommended method however this will depend on your application and operating system This chapter includes the following sections Introduction on page 95 Using ioland on page 96 Using LPD on page 99 Using RCP on page 105 ...

Page 95: ...TY interface to Unix print spoolers not available for Windows This software and the binaries associated with it are available from the CD provided with the unit or from the website LPD LPD is the line printer daemon protocol supported by mmost operating systems including Windows and Unix for example SCO AIX DG UX HP UX Linux Solaris etc for an LPD spooler for Windows 95 98 see our website RCP RCP ...

Page 96: ...ge 96 Chapter 8 Printing Using ioland We suggest you use the ioland utility on the CD provided The ioland utility can be used for Unix printing only Ioland is a Unix tty port redirector For non UNIX applications use LPD see Using LPD on page 99 ...

Page 97: ... connections coming from the network There will be an INETD process running on the terminal server that does the listening You can check on the status of this process by looking at the Netstat screen of the terminal server s Statistics menu or show net from the CLI prompt Mode Set this field to Telnet This puts the port of the terminal server in Telnet mode which will ensure that EOF is properly n...

Page 98: ...ove configuration is ioland T server name 10006 device name This will start ioland process and create a device in dev If you are not familiar with the ioland program Chapter 9 Other devices setup Hint Hunt groups are supported on the Terminal Server for printing To use this use the same number in the Port Setup local port field for example 1006 ...

Page 99: ... LPD Page 99 Chapter 8 Printing Using LPD Your Terminal Server can be setup for receiving print jobs via LPD and this is a very simple method It works for both Windows and Unix systems Configuration The following fields are important ...

Page 100: ...ill use what you assign here This is the printer queue name on the Terminal Server Access Set this field to Remote This sets the port of the terminal server to listen for connections coming from the network There will be an INETD process running on the terminal server that does the listening You can check on the status of this process by looking at the NETSTAT screen of the terminal server s STATS...

Page 101: ... name of the terminal server followed by a port number For example if the queue name is server_name9 or server_name09 then serial port 9 will receive the print job Please note that in this example the Name field in the Port Setup Menu need not be set The printer name as set in the Name field of the Port Setup Menu More than one serial port may have the same name allowing the server to create a hun...

Page 102: ...heck our website The documentation for each application or operating system should allow users to configure and use it with the Terminal Server The obvious advantage of using LPD to print is that the server can be used to connect a printer that will be shared between both DOS Windows and Unix machines Under Windows the printer will be available from within other applications via the File option of...

Page 103: ...l LPD term_serv16 log Printing could then be accomplished using the following command lpr PLaser1 file A limitation of printing with LPD on the terminal server is that no formatting of text apart from the operation can be carried out by the terminal server firmware This is due to the lack of a spooler utility in the terminal server and the data being forwarded directly to the serial port To overco...

Page 104: ...fined in the etc hosts file you may not get an error message from either the lpsystem or lpadmin commands but the printer will not print If the lpsystem command is not performed the lpadmin command will return an error indicating that the system named in the s parameter does not exist even though the system is listed in the etc hosts file LPD printing from AIX Use SMIT to configure remote printer ...

Page 105: ...S and XON XOFF flow control on the Terminal Server Then set your printer to use XON XOFF Use the RS 232 cable pinout described in Appendix D Cabling as this will stop a print job if the printer is turned off or the cable becomes detached Access Set this field to Remote This sets the port of the terminal server to listen for connections coming from the network There will be an INETD process running...

Page 106: ...er using the following command syntax rcp file server tty port It is worth noting that the RCP will fail if the port or all the ports in the hunt group is in use when the RCP command is attempted If you wish to use RCP as part of a System V print spooler script it is essential that the script checks the return status of the RCP command Mode The port of the terminal server will operate in a raw TCP...

Page 107: ...h the suffix orig using the example cp hpjet hpjet orig 4 Copy the Server RCP shell script from the TSSD support disk to the interface script e g cp etc xxxx src xxxx rcp hpjet 5 Having created the hpjet file set the permissions to allow execution of the script e g chmod a x hpjet 6 Edit the interface script and insert the desired server name and port number For example if the name is iceland and ...

Page 108: ...ts 3 Link the generic filter program to a file with the suffix orig This generic filter program may be in use by other printer queues and so is left untouched Using the example ln s filter name etc xxxxx hpif orig 4 Copy the RCP shell script to the rcp directory etc xxxxx That is cp xxxx rcp etc xxxxx hpif 5 Edit the interface script and insert the desired Terminal Server name and port number For ...

Page 109: ...Terminal Server User Guide Using RCP Page 109 Chapter 8 Printing Setting up RCP printing on AIX See the our website for latest information Tips Hunt groups There is no hunt group method using RCP ...

Page 110: ...hapter if you want information on setting up printers and data acquisition type equipment This chapter provides information on setting up printers and data acquisition type equipment including retail point of sale equipment This chapter includes the following sections Introduction on page 111 Reverse Telnet Port Configuration on page 112 Black Box IOLAND Utility on page 114 Tips on page 120 ...

Page 111: ...ail point of sale equipment Many types of RS 232 equipment can be attached including Retail point of sale POS equipment Maintenance ports on network equipment for monitoring Making terminals with fixed ttys Manufacturing equipment Your Terminal Server accomplishes this by using a reverse telnet connection On Unix you utilise the ioland software supplied on the CD For Windows consult the support se...

Page 112: ...oland For Windows system consult the website The following fields are important Fields Description Keys Set all your Keys to Access Set this field to Remote This sets the port of the terminal server to listen for connections coming from the network There will be an INETD process running on the terminal server that does the listening You can check on the status of this process by looking at the Net...

Page 113: ...d all you have to do for the above configuration on Unix is ioland p server name 10006 device name This will start the ioland process in permanent mode and create a device in dev If you are not familiar with the ioland program read the following section If you are using Windows check the web page for the latest information on dial out connectivity ...

Page 114: ...fore the Terminal Server daemon By default the daemon will fork into two processes during the start of a data transfer The parent process will transfer data from the client to the server while the child process will transfer data from the server to the client The parent also handles all the control aspects of the client server link The child process is normally terminated when the client process c...

Page 115: ...rgument Description Server The host name of Terminal Server that has the attached printer or terminal Port The TCP port on which the Terminal Server port is listening for connection requests Link A mnemonic filename in dev which shall be linked to the slave pseudo tty selected by the daemon This should be used as the interface device for client processes since the pseudo tty may change during the ...

Page 116: ...hich a real serial port loses a signal such as DCD In the same manner as the serial port a SIGHUP signal will be sent to all processes that have the slave pseudo tty as their controlling tty See the w option n Converts all carriage returns read from the client process to carriage return and line feed This is useful if using ioland for printing and the print job is off the right margin for example ...

Page 117: ...alives Normal keepalives set by the k flag send ASCII text messages which can go through iolan and ioland and become visible to users and applications The K flag prevents this s desired character transfer rate This option causes ioland to meter characters sent to the unit x n Set the daemon debug diagnostic level to n On startup a log file called etc ioland lg is created if not already there All d...

Page 118: ...er The maximum length of the string is 15 characters though for the sake of efficiency a minimal length should be used so long as the string is not accidentally duplicated by the real data This option requires you to also use the T option c n Network connection timeout option The daemon will try for n seconds to establish a TCP connection after which time it will abort and discard any pending data...

Page 119: ...0 IOLAN1 10013 IOLAN1 13 x39 p T h a k60 IOLAN2 10009 IOLAN2 9 Each line represents a daemon to be started with the arguments on that line The first is a simple printer configuration the second is a complex modem configuration while the third is a configuration more suited to a daemon with a terminal attached and a getty running as the client process Normally the debug level is set to a minimal le...

Page 120: ...the possibility of data being received for it On some systems such as SunOS XENIX and AIX a break received from the peripheral is not passed to the client properly If the client wishes to make the break act like aninterrupt key for example when the stty options ignbrk and brkintr are set then this can be achieved by setting the Break field on the Terminal Server Port Setup Menu to Brkintr On SunOS...

Page 121: ... covered and referenced in this section This chapter includes the following sections Introduction to menu commands on page 122 Connections menu on page 124 Port setup menu on page 126 Administration menu on page 135 Access menu on page 137 Change password options on page 144 Gateway menu on page 145 Host Address menu on page 146 Kill command on page 146 Lines menu on page 147 Port menu on page 150...

Page 122: ...and the Enter key there are several other special fields and keys Toggle fields Some data fields have a set of acceptable values An example of this is the bps rate setting To alter the value displayed in these fields press the space bar The Values option on the commands pop up menu can also be used Menu option Description Save and Exit All changes to the menu screen are saved and the user is retur...

Page 123: ...mmonly used options available from the Connections Menu can be accessed via fast keys These are listed in the following Menu option Fast key sequence Description Telnet CRTLT Make a Telnet connection Rlogin CRTL R Make an Rlogin connection Port CRTL P Enter the Port Setup Menu Admin CRTL A Enter the Administration menus Logout CRTL D Log out of the Server Stats CRTL X WCRTLT Enters the statistics ...

Page 124: ...of the four sessions is connected to or if it is FREE Figure 31 Connections Menu Commands pop up menu Pressing Enter at any of the four FREE fields presents the Commands pop up menu If it was not free the Telnet and Rlogin fields would have been replaced by Close connection and Resume connection signifying there is a session present The FREE message would be replaced by the name or IP address of t...

Page 125: ...urrent connection is open and will close the session on a host machine It is recommended to logout before closing the connection Port This allows users to change the characteristics of their serial port See Port setup menu on page 126 Admin mode This takes the user into the Administration Menu s also covered in this chapter CLI Selecting this function changes the port back into command line or CLI...

Page 126: ...the parameters associated with a port The administrator can alter the set up of any port on the Terminal Server while a user can only alter the set up for their own port This menu is divided into several separate sections each of which can be accessed independently by the administrator To simplify the sequence these are described separately ...

Page 127: ...erver reacts to the break key being pressed on the terminal There are four possible settings Disabled The Terminal Server ignores the break key completely and it is not passed through to the host This is the default setting Local The Terminal Server deals with the break locally If the user is in a session the break key has the same effect as a hot key that is it returns the user to the Connections...

Page 128: ...gin connection is made the unit passes this terminal type to the host machine Default is blank TERM This field can contain up to 8 characters If this field is filled in the Terminal Server sends this string as the terminal type instead of the field above This allows the user to pass through the Terminal Server an unsupported terminal type or addition identity information for security Default is bl...

Page 129: ...od of flow control to be used by this port either XON XOFF HARDWARE BOTH none or WANG To use HARDWARE flow control the correct cable must be used see Appendix D Cabling WANG is a special option designed for WANG terminal flow control applications The default is to use XON XOFF Input Flow This field allows you to define if the input flow control is to be used Default is Enabled Output Flow This fie...

Page 130: ...PPP SLIP connections If blank the Terminal Server IP address is used Dst This is the destination IP address of the PPP SLIP connections If blank the remote host must supply the IP address If filled in you designate an assigned IP address to loan the remote host If the secure field on the Port Menu is No this can be overridden by the incoming host Mask This is the subnet mask which controls the ran...

Page 131: ... field is set to Yes the Terminal Server displays all of the data it receives on this port in hex format as well as in ASCII This is used for troubleshooting Default is No Secure Specifies the level of security to be applied to the port in question There are four selectable values Default is No No Access to the administration mode is enabled from this port Port will accept IP addresses Yes Access ...

Page 132: ...in the menu mode If the users terminal generates the same key sequence for Left Arrow and Backspace then setting this key to Ctrl H H causes the Left arrow and Backspace keys to be treated as delete the last character typed in Default is Kill This field defines the character that generates a telnet erase line signal across the network Default is U Sess This key allows users to switch directly from...

Page 133: ...oth on the serial port for incoming characters and on the network for incoming connections When it gets either it behaves as the appropriate type of connection until that session is terminated whereupon it goes back to listening again UDP This setting indicates the Terminal Server should be listening on the ethernet for connections from a remote host The UDP port for the communications server to l...

Page 134: ...rred Terminal Server makes an immediate connection to the indicated host machine and port number The Host Remote and Mode fields must be filled in Although the user is connected to a designated host the user can hot key back from this connection to the unit This allows a user to configure the system so that they always log into one machine but still have the option of connecting to others Dedicate...

Page 135: ...electing this field allows the user to view the Host Address Menu used for local naming line Selecting this field takes the user to the Lines pop up menu used for viewing port configurations password Selecting this field allows the user to enter the administrator s level where changes can be made Default password is iolan port Selecting this field allows the user to view the Port Setup Menu as pre...

Page 136: ... Terminal Server bringing up a menu for designating remote sites devices and authentication logging parameters change Selecting this field takes the user into the Password pop up menu The user has the option of altering the admin login or logger passwords kill Selecting this field allows the administrator to reset any serial port The administrator is prompted to enter the port number and press the...

Page 137: ...User Guide Access menu Page 137 Chapter 10 The menu interface Access menu The Access section deals with remote access sites devices and the authentication and logging parameters The initial pop up window is as follows ...

Page 138: ... Password This is the above user name s password as required by the remote system You may use the p in your login script in lieu of the full password Device type This is the name of the modem device as defined in the Remote Site Devices screen You may have several ports setup with the same device type and the dialer daemon will use the first available If a device for dialling out is not available ...

Page 139: ...at requires a 9 followed by a four second delay before getting an outside line would require an entry like 9 4 2145551234 Login script This is the chat script that will be used to login to the remote system It takes the form of the usual Send Expect chat script you may already be familiar with If no script is defined this step is skipped for example hardwired connections Parameter Description ...

Page 140: ...port for remote access modem configuration If blank the Terminal Server IP address is used Dst Addr This is the destination IP address of the port for remote access modem configuration If blank the remote host must supply the IP address If filled in you designate an assigned IP address to loan the remote host If the secure field on the Port Menu is No this can be overridden by the incoming host Co...

Page 141: ...mits PPP options Max Retries Number of option retries before dropping the line Dial timeout Number of seconds to wait for the modem to establish link and respond Dial retries Number of times to attempt a connection to the remote site before giving up Inactivity Number of minutes of inactivity before a PPP SLIP connection is broken Parameter Description ...

Page 142: ...net or 513 Rlogin A proprietary network number may be chosen to provide a personal user validation scheme Default is 23 telnet Login Prompt The user authentication prompt expected from the host by the Terminal Server Default is ogin Password Prompt The password prompt expected from the host by the Terminal Server during the authentication connection Default is ssword Success Indication String The ...

Page 143: ...t is Yes This allows a user connect time to be measured by a simple do nothing telnet session Log Username The logger s user name for gaining access to the log file on the host Log File The pathname of the activity log file Log Power Up Down Logs port connection status to the log file for example for Dial in users Default is No Log User Login Logout Logs a message to inform the host when the Termi...

Page 144: ...mended to change the password from the default iolan The following selections can be called from the Administration Menu password option Password option Description Admin Password The user is required to enter the new administrator s password twice Login Password The user is required to enter the Terminal Server login password twice Logger Password This field allows the user to change the log user...

Page 145: ...same network as the Terminal Server Netmask This field allows the administrator to define a mask that the Terminal Server will use to mask out packets from other networks using the same Ethernet The valid Netmask fields are class a Only class a addresses are allowed across the gateway class b Only class b addresses are allowed across the gateway class c Only class c addresses are allowed across th...

Page 146: ...name in any of the Terminal Server functions or menus The parameters are as follows Kill command The kill command resets the port but keeps the previously defined configuration This is used when you change certain parameters or for when ports get stuck Parameter Description Host name This field specifies local name you want to give a particular host on the network IP Address This field defines the...

Page 147: ...r any of the ports The parameters accessible are exactly the same as those in the Port Setup Menu but from these menus you can configure a set of parameters for all of the ports Selecting this option brings up the Lines pop up menu as shown below Each of the options displayed in the pop up menu brings up another menu These are detailed in the following sections ...

Page 148: ...thentication and mode fields These fields are described in Port setup menu on page 126 Flow control The Flow Control section shows and allows changes to the flow control fields as described in Port setup menu on page 126 Hardware The Hardware section shows and allows changes to the hardware control fields as described in Port setup menu on page 126 ...

Page 149: ...face Network connections The Network Connections section shows and allows changes to some of the Access fields as described in Port setup menu on page 126 Options The Options section shows and allows changes to the Options fields as described in Port setup menu on page 126 ...

Page 150: ...n is covered under Port setup menu on page 126 of this chapter Quit command This command simply quits out of the password level up to the view only administration level the ESC key works as well Reboot command This option initiates a reboot of the unit and should only be used for changing the IP address or netmask options It also can be used for troubleshooting The user will be given a last option...

Page 151: ...lds the IP address of the Terminal Server If the IP address of the unit is altered then the unit must be rebooted to permanently save changes Subnet mask This field allows the administrator to define a mask that the unit uses to mask out packets from other networks using the same ethernet Ethernet address This field defines the globally unique ethernet address of the Terminal Server This address c...

Page 152: ...l Server disables the port for 5 minutes The Administrator can restart the port bypassing the timeout by issuing a kill on that port CR to initiate This is the carriage return to initiate field which designates that when terminals are setup for initiated connections the user must hit Enter to establish a connection Otherwise any input will startup the connection even noise on the cable SNAP encodi...

Page 153: ... the day text to be displayed on any selected ports A filename or relative pathname entry assumes the top level directory is tftpboot Boot host required Field Description Field Description Domain name This field should contain the domain name for the name server Name server This field should contain the host name or the IP address of the host machine being used as a Domain Name Server WINS server ...

Page 154: ...Page 154 Chapter 10 The menu interface Statistics screens The statistics screens are used for troubleshooting only This main screen shows the sub menus that can be addressed For more information on the statistics menu see Appendix B Troubleshooting ...

Page 155: ...s is the SNMP trap setup which allows SNMP trap messages to be sent to up to four hosts Trap messages are sent at system startup and detection of security violations Field Description Trap Host This field is the IP address of the trap host Community Name This is the community password of trap host ...

Page 156: ...overview the Terminal Server command Line Interface This appendix describes the Terminal Server Command Line Interface including information on using the CLI as well as listing the command syntax This chapter includes the following sections Introduction on page 157 Using the CLI on page 158 System administration on page 159 Basic configuration on page 160 Command descriptions on page 161 ...

Page 157: ... to the menu system The Terminal Server supports the use of menus for a number of terminal types It also supports a command line interface CLI for use on other terminal types and Telnet Rlogin sessions If possible the menu interface should be used as it is far simpler to use However the CLI does offer the same level of functionality ...

Page 158: ... an extensive help facility To enter the help function type local help The Terminal Server responds as follows Help is available for the following commands CONNECT CLEAR COPY DISCONNECT EXIT GATEWAY HELP HOST KILL LOCK LOGOUT RESUME REBOOT RLOGIN SAVE SET SHOW SU TELNET TEST ARP PROV DIAL FACRESET Topic The user may now type in any of the indicated topics and press the Enter key This gives more in...

Page 159: ... type local su Password The user must enter the administration password The default password is iolan lower case but it is suggested that this be changed to prevent unauthorised access If you are logged in as the administrator then the prompt is as follows ADMIN local Once logged in the administrator can alter the parameters on another port reboot the Terminal Server or change any of the system pa...

Page 160: ...ollowing instructions 1 Enter administrative mode password level local su Password 2 Enter set server This will lead you to ADMIN local set server Type at prompt to see list of valid options Esc to abort changes Name ronald Debug mode 0 IP address 204 17 209 18 Subnet mask 255 255 255 0 and so on 3 Enter reboot ADMIN local reboot ...

Page 161: ...ntax clear Description This command clears the screen connect Syntax connect host port Description This makes a telnet or rlogin connection to the indicated host or IP address If the user omits the host IP address then the Terminal Server asks for it as shown below The command will use telnet or rlogin depending on what is set in the Options section of the Port Menu Example local connect Host IP A...

Page 162: ...ows a user to disconnect close one or all of their existing TCP connections exit Syntax exit Description This function causes the user to exit the Terminal Server closing down any sessions and resetting the port Some configuration parameters only come into effect after the user has exited and re entered Terminal Server e g the name field facreset Syntax facreset Description This function will rese...

Page 163: ... function allows the user to reset their own port or the administrator to kill any other ports When kill is issued any existing sessions are terminated and the port set back to its starting state Admin level required lock Syntax lock Description This function allows the user to lock his terminal using a specific password The Terminal Server prompts the user for a password and a confirmation This f...

Page 164: ...hine If the port number is not specified then it defaults to 513 save Syntax save config Description This function allows the user to save the Terminal Server configuration to a specified host machine and file The configuration is saved to the specified Boot Host and put into the file name described in the Init File parameter see set server on page 166 The Terminal Server uses the TFTP protocol to...

Page 165: ...menu Description This function sets the user s port into menu mode assuming that the term type has been set set modem Syntax set modem Description This function transmits a series of modem initialisation commands to the attached modems A sequence of port numbers from 1 upward can be given or all to indicate all serial ports The modem commands are taken from the Modem Config field of the Remote sit...

Page 166: ... 1 access would prompt through the access section of the port screen 1 If no number is given it gives your current port parameters set server This function allows the administrator to alter the Terminal Server set up including initial IP address and name set slip IP address This function causes the port to go into SLIP mode provided secure is not set to LAN You can specify an IP address to used by...

Page 167: ... show statistics command is used to display any of the Terminal Server statistics for troubleshooting only tcp ip udp icmp tty eth gateway Example show statistics tcp would show the TCP parameters screen You can add a delay option which updates the screen every n seconds such as show stats tcp 3 use ESC to quit su Syntax su Description This function allows the user to become the administrator When...

Page 168: ...e 168 test Syntax test port port_number count n none Description This function causes your Terminal Server to run a simple output test on the port The Terminal Server outputs a continuous stream of data in a preset pattern To stop the test press any key ...

Page 169: ... the 48V DC version of Rack Terminal Server which has been designed specifically to operate on a telecoms compatible 48V DC supply Please read these instructions carefully before commencing installation This chapter includes the following sections Introduction on page 170 Installing the Rack Terminal Server 48V DC on page 171 Electrical Safety Guidelines on page 173 Connecting up your Rack Termina...

Page 170: ...te on a telecoms compatible 48V DC supply Please read these instructions carefully before commencing installation The 48 60VDC supply range marked on the equipment is the nominal voltage associated with the battery circuit of a centralised DC supply system Higher voltages are only to be associated with float voltages for the charging function ...

Page 171: ...vices rated at 3 amps DC shall be provided either in the power distribution unit or between the power distribution unit and the Rack Terminal Server Electrical Supply Details The Rack Terminal Server is supplied with an Input Power cable 802 0061 This should be connected to your 48V DC supply system which should have adequate over current protection within the closed rack system and comply with cu...

Page 172: ...should be attached using the M3 pozi head screw and shakeproof washer to the safety earth point on the rear of the unit Fusing CAUTION for continued protection against risk of fire replace only with same type of and rating of fuse The Rack Terminal Server 48V is fitted with a 1 Amp time delay DC rated fuse 6 3 x 32 mm In the event of a fuse failure it must be replaced with an equivalent type Recom...

Page 173: ...ions to your Rack Terminal Server should be performed in the following sequence 1 Switch off the power source 2 Connect attached devices 3 Connect the supply end of the DC supply cable observing the correct polarity 4 Connect the supply cable to the Rack Terminal Server and tighten the securing collar 5 Switch on the supply 6 Switch on the Rack Terminal Server Disconnecting your Rack Terminal Serv...

Page 174: ...tion on troubleshooting your Terminal Server If you require further assistance please contact technical support See Appendix B Contacting Perle This appendix includes the following sections Introduction on page 175 Terminals PC Problems on page 176 Printer Problems on page 178 Modem problems on page 180 Unit still does not communicate on page 181 Resetting Your unit on page 182 Using the Statistic...

Page 175: ...ully the problems can be solved quickly otherwise contact your distributor or technical support See the following sections for further details Terminals PC Problems on page 176 Printer Problems on page 178 Modem problems on page 180 Unit still does not communicate on page 181 Resetting Your unit on page 182 Using the Statistics screens on page 183 Using SNMP on page 188 ...

Page 176: ... and type Wrong flow control If the XON and XOFF characters are configurable on the terminal check that they are set to 0x11 and 0x13 If the application you are using is transferring binary data then software flow control cannot be used as some of the binary data may be interpreted as flow control characters Faulty terminal Try a known working terminal on the port Wrong port on terminal Many termi...

Page 177: ...n of the unit check Line Stats for malformed characters Ensure all cables are correctly screened and attempt to keep them away from high voltage equipment Software application error If there are problems whenever a certain application is used then the fault may lie with the software Check the manuals to ensure the application is configured correctly Note that many fax packages will not work proper...

Page 178: ...is the use the test command from the CLI This sends a continuous test pattern out to the printer Example for port 6 press to halt local test port 6 count 0 If there is no printout check the cable or the printer Flow control problems If characters disappear from the printout it may be due to a flow control problem therefore check that the flow control is set to be the same at both ends of the cable...

Page 179: ...nt the data and there is a good chance it has been printed successfully This would indicate that your print spooler has not been configured properly ioland daemon problems Check to see if the daemon is running On Unix this would be ps ef grep ioland This should show an ioland daemon in the table for each printer If it isn t listed by this command invoke it now If it is not listed it is probably in...

Page 180: ...ible type the AT command and press the return key The modem should respond with OK if the echo settings are correct at the modem If you are unable to telnet to the port ensure that the port is set up correctly and has been killed to save the changes in configuration Pay particular attention to flow control monitor DSR monitor DCD and access field Modem problems Once you have a response from the mo...

Page 181: ... locked or the set up within the device is in error Also try power cycling the unit itself Network errors Try pinging the unit to establish connection Network cable problems Check the network cable again Does it work on another node correctly Is the BNC or AUI connector fitted correctly Configuration problems Check the IP address again on the Server Menu Power problems Is the green LED power light...

Page 182: ... cntrl B on the terminal five times in succession while the unit LEDs are flashing the firmware decompression phase The diagnostic menu is now displayed on the terminal 3 Within the diagnostic menu select the following options 5 Reset 1 Reset all settings to factory defaults q Quit and boot server firmware After this is done the unit should start sending BOOTP request packets This procedure is use...

Page 183: ...chieved from the ETH TTY Routing Gateway Statistics screen which is reached by selecting stats from the Administration Menu the CLI mode can also be used with the show command Once this screen has been displayed the Gateway Statistics pop up menu is obtained by pressing the Enter key All of the statistics screens are now accessible through this Statistics pop up menu Pressing in any of the statist...

Page 184: ...ol stats for IP ICMP and UDP You can identify bad IP packets coming in from your network TCP This is a comprehensive screen of TCP protocol stats You can identify bad TCP packets coming in from your network Users This is a good menu for showing port and control signal status You can identify status on each ports control signals ...

Page 185: ...tics screens Page 185 Framed Link Status This is a good menu for Internet Service Providers especially It shows who is logged on current port status which hosts are connected and how long the port has been in its current state and its idle time ...

Page 186: ...a good menu for determining TCP connection status and the port access status Gateway This is an often used screen for determining routing problems SLIP This is a comprehensive SLIP stat and streams buffer screen Clear counters This function sets all of the displayed counters to zero ...

Page 187: ...ens Page 187 Restore counters The counter totals are redisplayed Port Status This is a good screen for viewing individual port activity Line status This is a good screen for spotting baud rate and parity errors which if malformed is rapidly incrementing ...

Page 188: ...use this as a troubleshooting tool As the name suggests SNMP is a protocol designed to allow control of a whole network The provides an SNMP agent this means that it responds to SNMP requests It does not have the facility to generate SNMP requests to monitor another system A host machine running the client SNMP package can request any of the defined variables It can also set a limited number of th...

Page 189: ... is an option intended for use at the factory and by repair centres all of the functionality provided by this test is available by selecting the Diagnostics option It is recommended that you do not select the Self test option Monitor This option allows a number of settings to be made and allows read and write operations directly into specified memory locations Again it is not intended for use outs...

Page 190: ...t address Server IP address Host IP address from which the download file will come Full path and file name of the down loadable firmware file When the settings have been correctly entered the type of Ethernet interface required can be set this needs to be selected manually and will not be configured automatically Also note that this feature is a backup and normally firmware should be downloaded us...

Page 191: ...set all of the configurations to their default settings Reset password This is useful if the password is lost or forgotten it will set the password back to iolan Reset IP address This will reset the IP address of the communications server Reset product name This option changes the name displayed in the bottom left corner of the menu screen it is not intended for use outside the factory Reset Ether...

Page 192: ...Terminal Server User Guide Diagnostics Page 192 ...

Page 193: ...oduct This appendix provides cabling and connector information about the Black Box Terminal Server including serial ports and cables for various applications This chapter includes the following sections Introduction on page 194 Serial port connectors on the Terminal Server unit on page 195 Standard modem cables on page 199 Standard Terminal PC cables on page 201 Printer cables with hardware flow c...

Page 194: ...her sources of electrical noise Maximum cable lengths for RS 232 are specified at 60m 200 feet but are proportional to baud rates the higher the baud the smaller the cable should be A good rule of thumb is that a 19200 bps connection should not be used on cable lengths in excess of 15m 50 feet Also a 9600 bps signal operates reliably up to a distance of approximately 30m 100 feet Cables of greater...

Page 195: ...Rack Terminal Server RS232 RJ45 female RS232 RJ45 DTE socket on page 197 Rack Terminal Server RS422 RJ45 female RS422 RJ45 DTE socket on page 198 102 104 Terminal Server RS232 RJ45 female RS232 RJ45 DTE socket on page 197 102 104 Terminal Server RS422 RJ45 female RS422 RJ45 DTE socket on page 198 Pin Signal Direction Description 1 GND Protective ground 2 TXD Out Transmit Data 3 RXD In Receive Data...

Page 196: ...Terminal Server User Guide Serial port connectors on the Terminal Server unit Page 196 7 S GND Signal ground 8 DCD In Data Carrier Detect 20 DTR Out Data Terminal Ready Pin Signal Direction Description ...

Page 197: ...197 RS232 RJ45 DTE socket Pin Signal Direction Description 1 DCD In Data Carrier Detect 2 RTS Out Request To Send 3 DSR In Data Set Ready 4 TXD Out Transmit Data 5 RXD In Receive Data 6 S GND Signal ground 7 CTS In Clear To Send 8 DTR Out Data Terminal Ready Pin 1 looking into socket ...

Page 198: ...r unit Page 198 RS422 RJ45 DTE socket Pin Signal Direction Description 1 No connection 2 S GND Signal ground 3 RXA In Receive Data A 4 TXA Out Transmit Data A 5 TXB Out Transmit Data B 6 RXB In Receive Data B 7 No connection 8 S GND Signal ground Pin 1 looking into socket ...

Page 199: ...e Male DB25 Terminal Server DB25 MODEM Pin Signal Direction Description Pin Signal Description 1 Chassis Chassis ground 1 Chassis Chassis ground 2 TXD Out Transmit Data 2 TXD Transmit Data 3 RXD In Receive Data 3 RXD Receive Data 4 RTS Out Request To Send 4 RTS Request To Send 5 CTS In Clear To Send 5 CTS Clear To Send 6 DSR In Data Set Ready 6 DSR Data Set Ready 7 GND Ground 7 GND Ground 8 DCD In...

Page 200: ...ooking into connector Male Male RJ45 Terminal Server DB25 MODEM Pin Signal Direction Description Pin Signal Description 1 DCD In Data Carrier Detect 8 DCD Data Carrier Detect 2 RTS Out Request To Send 4 RTS Request To Send 3 DSR In Data Set Ready 6 DSR Data Set Ready 4 TXD Out Transmit Data 2 TXD Transmit Data 5 RXD In Receive Data 3 RXD Receive Data 6 S GND Signal ground 7 S GND Signal ground 7 C...

Page 201: ...ble is used to connect to DTE devices such as Terminals PCs Cable diagram Connector pinout table Pin 1 looking into connector Pin 1 looking into connector Male Female DB25 Terminal Server DB25 Terminal Pin Signal Direction Description Pin Signal Description 2 TXD Out Transmit Data 3 RXD Receive Data 3 RXD In Receive Data 2 TXD Transmit Data 7 GND Ground 7 GND Ground ...

Page 202: ...nnect to DTE devices such as Terminals PCs Cable diagram Connector pinout table Pin 1 looking into connector Pin 1 looking into connector Male Female DB25 Terminal Server DB9 Terminal Pin Signal Direction Description Pin Signal Description 2 TXD Out Transmit Data 2 RXD Receive Data 3 RXD In Receive Data 3 TXD Transmit Data 7 GND Ground 5 GND Ground ...

Page 203: ...cable is used to connect to DTE devices such as Terminals PCs Cable diagram Connector pinout table Pin 1 looking into connector Pin 1 looking into connector Male Female RJ45 Terminal Server DB25 Terminal Pin Signal Direction Description Pin Signal Description 4 TXD Out Transmit Data 2 RXD Receive Data 5 RXD In Receive Data 3 TXD Transmit Data 6 GND Ground 7 GND Ground ...

Page 204: ...e of cable is used to connect to DTE devices such as PCs Cable diagram Connector pinout table Pin 1 looking into connector Pin 1 looking into connector Male Female RJ45 Terminal Server DB9 PC Pin Signal Direction Description Pin Signal Description 4 TXD Out Transmit Data 2 RXD Receive Data 5 RXD In Receive Data 3 TXD Transmit Data 6 GND Ground 5 GND Ground ...

Page 205: ... used to connect to DTE devices such as PCs Cable diagram Connector pinout table Pin 1 looking into connector Pin 1 looking into connector Male Female DB25 Terminal Server DB25 Printer Pin Signal Direction Description Pin Signal Description 2 TXD Out Transmit Data 3 RXD Receive Data 3 RXD In Receive Data 2 TXD Transmit Data 5 CTS In Clear To Send 20 DTR Data Terminal Ready 7 GND Ground 7 GND Groun...

Page 206: ...d to connect to DTE devices such as PCs Cable diagram Connector pinout table Pin 1 looking into connector Pin 1 looking into connector Male Female RJ45 Terminal Server DB25 Printer Pin Signal Direction Description Pin Signal Description 4 TXD Out Transmit Data 2 RXD Receive Data 5 RXD In Receive Data 3 TXD Transmit Data 6 GND Ground 7 GND Ground 7 CTS In Clear To Send 20 DTR Data Terminal Ready ...

Page 207: ...and line interface 156 using 158 commands 156 arp 161 clear 161 connect 161 copy 162 descriptions of 161 dial 162 disconnect 162 exit 162 facreset 162 gateway 162 help 163 host 163 kill 163 lock 163 logout 163 prov 163 reboot 164 resume 164 rlogin 164 save 164 set 165 show 167 su 167 telnet 167 test 168 communicating via pc 36 via terminal 36 connect command 161 connecting to network 33 connection...

Page 208: ...es menu 147 lock commands 163 logging authentication 73 logout command 163 LPD printing 99 M menu system 37 menus 37 121 access 137 administration 135 connections 124 gateway 145 host address 146 introduction to 122 lines 147 password options 144 port 150 port setup 126 quit command 150 reboot command 150 server configuration 151 statistics screens 154 trap function 155 modem 63 authentication and...

Page 209: ... procedure for 182 procedure for legacy units 182 resume command 164 reverse telnet 112 rlogin command 164 routing dialout 79 S save command 164 serial ports connectors 195 server configuration menu 151 set commands 165 show command 167 statistics screens 154 su command 167 switching on 34 T telnet command 167 terminal communicating with 36 terminal cables 201 terminal port configuration 52 Termin...

Page 210: ... A B C D E F G H I J K L M N O P Q R S T U V W X Y Z Page 210 ...

Page 211: ... A B C D E F G H I J K L M N O P Q R S T U V W X Y Z Page 211 ...

Page 212: ... Copyright 2002 Black Box Corporation All rights reserved 1000 Park Drive Lawrence PA 15055 1018 724 746 5500 Fax 724 746 0746 ...

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