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Lantronix XPort Direct+ User Manual

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XPort Direct+

User Guide

Part No. 900-523
Revision A October 2007

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Summary of Contents for Lantronix XPort Direct+

  • Page 1: User Guide

    XPort Direct+ User Guide Part No. 900-523 Revision A October 2007...

  • Page 2: Copyright And Trademark

    Copyright and Trademark © 2005, 2007 Lantronix. All rights reserved. No part of the contents of this book may be transmitted or reproduced in any form or by any means without the written permission of Lantronix. Printed in the United States of America.

  • Page 3: Disclaimer And Revisions

    Changes or modifications to this device not explicitly approved by Lantronix will void the user's authority to operate this device.

  • Page 4: Table Of Contents

    Contents Copyright and Trademark _____________________________________________ 2 Contacts __________________________________________________________ 2 Disclaimer and Revisions _____________________________________________ 3 1: About This Guide Purpose and Audience _______________________________________________ 8 Chapter Summary ___________________________________________________ 8 Additional Documentation _____________________________________________ 9 2: Introduction Capabilities _______________________________________________________ 10 Applications _______________________________________________________ 10 Protocol Support ___________________________________________________ 11 Addresses and Port Numbers _________________________________________ 11 Hardware Address ______________________________________________________ 11 IP Address_____________________________________________________________ 11...
  • Page 5 Contents Connection Settings - UDP ________________________________________________ 28 Email Settings _____________________________________________________ 30 Trigger Configuration ____________________________________________________ 30 Configurable Pin Settings ____________________________________________ 32 Apply Settings _____________________________________________________ 33 Apply Factory Defaults ______________________________________________ 33 5: Configuration via Telnet or Serial Port (Setup Mode) Accessing Setup Mode ______________________________________________ 34 Telnet Connection _______________________________________________________ 34 Serial Port Connection ___________________________________________________ 35 Exiting Setup Mode _________________________________________________ 36...
  • Page 6 Contents Pack Control ______________________________________________________ 52 Packing Interval_________________________________________________________ 52 Trailing Characters ______________________________________________________ 52 Send Characters ________________________________________________________ 53 DisConnTime (Inactivity Timeout) ______________________________________ 53 Send Characters ___________________________________________________ 53 Telnet Terminal Type________________________________________________ 53 Channel (Port) Password ____________________________________________ 53 8: Setup Mode: Advanced Settings Email Settings (Option 3)_____________________________________________ 54 Mail Server ____________________________________________________________ 55 Unit Name _____________________________________________________________ 55 Domain Name __________________________________________________________ 55...
  • Page 7 Contents Default Settings (Option 7) ___________________________________________ 61 Channel 1 Configuration Defaults ___________________________________________ 61 Expert Settings Defaults __________________________________________________ 62 Security Settings Defaults_________________________________________________ 62 Email Settings __________________________________________________________ 63 9: GPIO Interface Configurable Pins __________________________________________________ 64 Features ______________________________________________________________ 64 Control Protocol____________________________________________________ 65 Guidelines _____________________________________________________________ 65 Commands ____________________________________________________________ 65 Examples_________________________________________________________ 67 10: Firmware Upgrades...

  • Page 8: 1: About This Guide

    1: About This Guide Purpose and Audience This guide covers the Lantronix XPort Direct+. It provides the information needed to configure, use, and update the XPort Direct+ firmware and is for OEMs and system integrators who are embedding the XPort Direct+ in their product designs.

  • Page 9: Additional Documentation

    1: About This Guide Additional Documentation The following guides are available on the product CD and the Lantronix web site (www.lantronix.com). XPort Direct+ Quick Start Provides the steps for getting the XPort Direct+ evaluation board up and running. XPort Direct+ Integration Guide...

  • Page 10: 2: Introduction

    2: Introduction This chapter summarizes the XPort Direct+ device server’s features and the basic information needed to get started. Capabilities The XPort Direct+ device server has the following capabilities: Connects devices through a TCP data channel or through a Telnet connection to computers or to another device server.

  • Page 11: Protocol Support

    The hardware address is also referred to as the Ethernet address or the MAC address. The first three bytes of the Ethernet address are fixed and read 00-20-4A, identifying the unit as a Lantronix product. The fourth, fifth, and sixth bytes are unique numbers assigned to each unit.

  • Page 12: Configuration Methods

    2: Introduction Configuration Methods For the unit to operate correctly on a network, it must have a unique IP address on the network. There are three basic methods for logging into the device server to assign an IP address and configure the unit: DeviceInstaller: Assign an IP address and view the current XPort Direct+ configuration using a Graphical User Interface (GUI) on a PC attached to a network.

  • Page 13: 3: Using Deviceinstaller

    OK. Note: If the unit already has an IP address (e.g., DHCP has assigned an IP address), click the Search icon and select the unit from the list of Lantronix device servers on the local network. XPort Direct+ User Guide...

  • Page 14: Accessing The Xport Direct+ Using Deviceinstaller

    Accessing the XPort Direct+ Using DeviceInstaller 1. Click Start Programs Lantronix DeviceInstaller DeviceInstaller. 2. Click the XPort folder. The list of available Lantronix XPort Direct+ devices displays. 3. Expand the list of devices by clicking the + symbol next to the XPort Direct+ icon.
  • Page 15 3: Using DeviceInstaller Group Configurable field. A group name to categorize the XPort Direct+. Double-click the field, type in the value, and press Enter to complete. This group name is not visible on other PCs or laptops using DeviceInstaller. Comments Configurable field.
  • Page 16 3: Using DeviceInstaller Gateway Non-configurable field. Displays the current gateway of the XPort Direct+. To change the gateway, see Assigning an IP Address on page 13. Number of Ports Non-configurable field. Displays the number of ports on the XPort Direct+. TC P Keepalive Non-configurable field.

  • Page 17: 4: Configuration Using Web Manager

    Select an adapter and click OK. 2. Click the Search icon . The list of Lantronix device servers displays in the left pane. 3. Click on the XPort Direct+ folder. The list of available XPort Direct+ units displays.
  • Page 18 If a Telnet password has been defined, leave the username blank, type in the password, and then click OK. The Web-Manager displays. Figure 4-2. Lantronix Web-Manager The main menu is in the left pane of the Web-Manager window. XPort Direct+ User Guide...

  • Page 19: Network Configuration

    4: Configuration Using Web Manager Network Configuration The unit’s network values display when you select Network from the main menu. The following sections describe the configurable parameters on the Network Settings page. Figure 4-3. Network Settings Network Mode 1. Click Network from the main menu. 2.

  • Page 20: Static Ip Address Configuration

    4: Configuration Using Web Manager BOOTP Select Enable to permit the Bootstrap Protocol (BOOTP). server to assign the IP address from a pool of addresses automatically. Enable is the default. DHCP Select Enable to permit the Dynamic Host Configuration Protocol (DHCP) to assign a leased IP address to the XPort Direct+ unit automatically.

  • Page 21: Server Configuration

    4: Configuration Using Web Manager Auto Negotiate With this option, the Ethernet port auto-negotiates the speed and duplex with the hardware endpoint to which it is connected. This is the default. If this option is not selected, the complete the fields that become available: Speed: The speed of data transmission.

  • Page 22: Host List Configuration

    4: Configuration Using Web Manager Server Configuration Telnet Password Enter the password required for Telnet access. Retype Password Re-enter the password required for Telnet access. Advanced ARP Cache Timeout When the unit communicates with another device on the network, it adds an entry into its ARP table. ARP Cache timeout defines the number of seconds (1-600) before it refreshes this table.

  • Page 23: Channel 1 Configuration

    4: Configuration Using Web Manager Figure 4-5. Hostlist Settings 2. Enter or modify the following fields: Retry Settings Retry Counter Enter the value for the number of times the XPort Direct+ should attempt to retry connecting to the host list. Retry Timeout Enter the duration (in seconds) the XPort Direct+ should abandon attempting a connection to the host list.

  • Page 24: Port Settings

    4: Configuration Using Web Manager Figure 4-6. Channel Serial Settings 2. In the available fields, enter the following information: Channel 1 Disable Serial Port When selected, disables communication through the serial port. The serial port is enabled by default. Port Settings Protocol From the drop-down menu, select the protocol type for the selected channel.

  • Page 25: Pack Control

    4: Configuration Using Web Manager Pack Control Enable Packing Select to enable packing on the XPort Direct+. Two firmware-selectable packing algorithms define how and when packets are sent to the network. The standard algorithm is optimized for applications in which the unit is used in a local environment, allowing for very small delays for single characters, while keeping the packet count low.

  • Page 26: Connection Settings - Tcp

    4: Configuration Using Web Manager Connection Settings - TCP To configure a channel’s TCP settings: 1. On the main menu, click Connection. The Connection Settings window for the channel displays. Figure 4-7. TCP Connection Settings XPort Direct+ User Guide...
  • Page 27 4: Configuration Using Web Manager 2. In the available fields, enter or modify the following information: Connect Protocol Protocol From the drop-down menu, select TCP. Connect Mode: Passive Connection Accept Incoming Select Yes to accept incoming connections. The default is Yes.

  • Page 28: Connection Settings - Udp

    4: Configuration Using Web Manager Common Options Telnet Com Port Cntrl This field is available for configuration only when Active Connect is set to None. Select Enable to permit Telnet communication to the unit. The Telnet Com Port Cntrl feature is used in conjunction with the Com Port Redirector (CPR) utility.
  • Page 29 1 and 255 to identify units on the local network of device servers. Note: Lantronix Tech Support supports Datagram type 01. Datagram Type FD is for OEM use. 3. When you are finished, click the OK button. 4. On the main menu, click Apply Settings.

  • Page 30: Email Settings

    4: Configuration Using Web Manager Email Settings The unit sends an email to multiple recipients when a specific trigger event occurs. There are three separate triggers, based on any combination of the configurable pins selected as user I/O functions. Optionally, use a two-byte serial string to initiate a trigger.
  • Page 31 4: Configuration Using Web Manager Set the configurable pins to Active, Inactive, or None. The configurable pins are disabled if they are all set to None. If both the serial sequence and the configurable pins are disabled, the trigger is disabled. To configure the email trigger settings of the XPort Direct+: 1.

  • Page 32: Configurable Pin Settings

    4: Configuration Using Web Manager Re-notification Interval Indicates the time interval in which a new email message is sent to the recipient(s) when a single trigger event remains active. 3. When you are finished, click the OK button. 4. On the main menu, click Apply Settings. Configurable Pin Settings There are three configurable hardware pins on the XPort Direct+ unit.

  • Page 33: Apply Settings

    4: Configuration Using Web Manager Apply Settings 1. To save and apply the configuration changes to the device server, click the Apply Settings button. Note: Clicking OK on each page does not change the configuration on the device. OK tells the XPort Direct+ what changes to use; Apply Settings makes the changes permanent and reboots the XPort Direct+.

  • Page 34: 5: Configuration Via Telnet Or Serial Port (Setup Mode)

    Note: Detailed information about other setup methods is available from your Lantronix Sales Associate. The unit’s configuration is stored in nonvolatile memory and is retained without power. You can change the configuration at any time. The unit performs a reset after the configuration has been changed and stored.

  • Page 35: Serial Port Connection

    5: Configuration via Telnet or Serial Port (Setup Mode) To establish a Telnet connection: 1. From the Windows Start menu, click Run and type the following command, where x.x.x.x is the IP address, and 9999 is the unit’s fixed network configuration port number: Windows: telnet x.x.x.x 9999 UNIX: telnet x.x.x.x:9999...

  • Page 36: Exiting Setup Mode

    5: Configuration via Telnet or Serial Port (Setup Mode) 3. Reset the XPort Direct+ unit by cycling the unit's power (turning the power off and back on). Immediately upon resetting the device, enter three lowercase x characters (xxx). Note: The easiest way to enter Setup Mode is to hold down the x key at the terminal (or emulation) while resetting the unit.

  • Page 37: 6: Setup Mode: Server Configuration

    6: Setup Mode: Server Configuration This chapter explains how to configure the network settings. Note: Current values display in parentheses. Server Configuration (Option 0) The unit’s basic network parameters display when you select Server configuration (option 0). The IP Address, Set Gateway IP Address, and Netmask fields display the current values.

  • Page 38: Set Gateway Ip Address

    6: Setup Mode: Server Configuration Set Gateway IP Address The gateway address, or router, allows communication to other LAN segments. The gateway address should be the IP address of the router connected to the same LAN segment as the unit. The gateway address must be within the local network. The default is N (No), meaning the gateway address has not been set.
  • Page 39 6: Setup Mode: Server Configuration Default DHCP Name: If you do not change the DHCP name, and you are using an IP of 0.0.0.0, then the DHCP name defaults to CXXXXXX (XXXXXX is the last 6 digits of the MAC address shown on the label on the bottom/side of the unit).

  • Page 40: 7: Setup Mode: Channel Configuration

    7: Setup Mode: Channel Configuration This chapter explains how to configure the serial port. Notes: Current values display in parenthesis. You must enter some values in hexadecimal notation. (See A: Binary to Hexadecimal Conversions.) Channel 1 (Option 1) Select Channel 1 (option 1) from the Change Setup menu to define how the serial port responds to network and serial communications.

  • Page 41: Baudrate

    7: Setup Mode: Channel Configuration Baudrate The unit and attached serial device, such as a modem, must agree on a speed or baud rate to use for the serial connection. Valid baud rates are 300, 600, 1200, 2400, 4800, 9600 (default), 19200, 38400, 57600, 115200, and 230400 bits per second. XPort Direct+ and later models also support high-performance baud rates of 460800 and 921600 bits per second (see CPU Performance...

  • Page 42: Flow

    7: Setup Mode: Channel Configuration Table 7-3. Interface Mode Options I/F Mode Option RS-422/485 RS-485 2-wire Flow Flow control sets the local handshaking method for stopping serial input/output. Flow (0) ? _ Use the following table to select flow control options: Table 7-4.

  • Page 43: Connect Mode

    7: Setup Mode: Channel Configuration Only use this automatic port increment feature to initiate a connection using TCP. Set the port to a non-zero value when the unit is in a passive mode or when using UDP instead of TCP. Connect Mode Connect Mode defines how the unit makes a connection, and how it reacts to incoming connections over the network.

  • Page 44: A) Incoming Connection

    7: Setup Mode: Channel Configuration Connect Mode Option Data Echo & Modem Response (Numeric) Data Echo & Modem Response (Verbose) Modem Response Only (Numeric) Modem Response Only (Verbose) a) Incoming Connection Never Accept Incoming Rejects all external connection attempts. Accept with active Accepts external connection requests only when the Modem Modem Control In Control In input is asserted.
  • Page 45 7: Setup Mode: Channel Configuration Manual Connection Attempts to connect when directed by a command string received from the serial port. The first character of the command string must be a C (ASCII 0x43), and the last character must be either a carriage return (ASCII 0x0D) or a line feed (0x0A).
  • Page 46 3. After completing the hostlist, repeat the previous step if necessary to edit the hostlist again. 4. For Retrycounter, enter the number of times the Lantronix unit should try to make a good network connection to a hostlist entry that it has successfully ARPed.

  • Page 47: D) Datagram Type

    7: Setup Mode: Channel Configuration d) Datagram Type Directed UDP When selecting this option, you are prompted for the Datagram type. Enter 01 for directed or broadcast UDP. Datagrams of type 01 can be sent as a broadcast by enabling the Send as Broadcast option. The default is not to broadcast.
  • Page 48 7: Setup Mode: Channel Configuration Table 4-11. Modem Mode Messages Message Meaning Full Verbose Command was executed without error. CONNECT A network connection has been established. NO CARRIER A network connection has been closed. A remote device, having IP address n.n.n.n, is connecting to this RING n.n.n.n.

  • Page 49: Send The Escape Sequence (+++) In Modem Mode

    7: Setup Mode: Channel Configuration 7-7. Modem Mode Commands Modem Mode Function Command ATDTx.x.x.x,pppp or Makes a connection to an IP address (x.x.x.x) and a remote port ATDTx.x.x.x/pppp number (pppp). ATDTx.x.x.x:pppp Makes a connection to an IP address (x.x.x.x) and the remote port ATDTx.x.x.x number defined within the unit.

  • Page 50: Auto Increment Source Port

    7: Setup Mode: Channel Configuration Disable or enable the XPort Direct+'s ability to show the IP address after RING in Modem Mode. The default is Y (Yes), to show the IP address. Auto Increment Source Port Auto increment source port (N) ? _ Y (Yes) auto increment the source port.

  • Page 51: Flush Mode (Buffer Flushing)

    7: Setup Mode: Channel Configuration Table 7-8. Disconnect Mode Options Disconnect Mode Option Disconnect when Modem Control In is not asserted Ignore Modem Control In Telnet Com Port Cntrl and terminal type setup Channel (port) password Hard disconnect Disable hard disconnect State LED off with connection Disconnect with EOT (^D) (1) The Telnet Com Port Control feature is used in conjunction with Com Port Redirector.

  • Page 52: Pack Control

    7: Setup Mode: Channel Configuration Pack Control The packing algorithms define how and when packets are sent to the network. The standard algorithm is optimized for applications in which the unit is used in a local environment, allowing for very small delays for single characters, while keeping the packet count low.

  • Page 53: Send Characters

    7: Setup Mode: Channel Configuration Send Characters If 2-Byte Send Character Sequence is enabled, the unit interprets the sendchars as a 2-byte sequence; if this option is not enabled, the unit interprets them independently. If Send Immediately After Characters is not set, any characters already in the serial buffer are included in the transmission after a "transmit"...

  • Page 54: 8: Setup Mode: Advanced Settings

    8: Setup Mode: Advanced Settings Email Settings (Option 3) Note: You can change these settings using Telnet, a serial connection, or Web-Manager. To configure email settings using DeviceInstaller, see Email Notification in the DeviceInstaller online Help. The unit sends an email to multiple recipients when a specific trigger event occurs. There are three separate triggers, based on any combination of the configurable pins (PIO) when selected as user I/O functions.

  • Page 55: Mail Server

    8: Setup Mode: Advanced Settings Trigger input2: X Trigger input3: X Message : Priority: L Min. notification interval: 1 s Re-notification interval : 0 s Server (0.0.0.0) ? ( 0) _ Mail Server Enter the IP address of the mail server. Enter each 3-digit section and press Enter between each section inputted.

  • Page 56: Trigger 2

    8: Setup Mode: Advanced Settings Trigger input1 [A/I/X] (X) ? Trigger input1 [A/I/X] (X) ? Message () ? Priority (L) ? Minimum notification interval (1 s) ? Re-notification interval (0 s) ? Set the configurable pins to A = Active, I = Inactive, or X = Don’t Care. Active can mean active low or active high.

  • Page 57: Tcp Keepalive Time In Seconds

    8: Setup Mode: Advanced Settings Figure 8-2. Expert Settings The default settings are listed below: TCP Keepalive time in s (1s – 65s; 0s=disable) ARP Cache timeout in s (1s – 600s) CPU Performance Regular Monitor Mode @ bootup Enabled HTTP Port Number (1-65535) SMTP Port Number...

  • Page 58: Disable Monitor Mode At Bootup

    8: Setup Mode: Advanced Settings This option applies to XPort Direct+ and later units only. It allows you to increase the CPU performance required to use the higher baud rates on the serial interface (460 Kbps and 920 Kbps). The standard CPU performance mode supports up to 230400 Kbps.

  • Page 59: Ethernet Connection Type

    8: Setup Mode: Advanced Settings If necessary, enable the alternate MAC address (if specified in the OEM setup record). Enable alternate MAC (N) ? _ Ethernet Connection Type The XPort Direct+ allows for the Ethernet speed and duplex to be manually configured.

  • Page 60: Snmp Community Name

    8: Setup Mode: Advanced Settings SNMP Community Name The SNMP Community Name is a required field for NMS to read or write to a device. Enter a string of 1 to 13 characters. SNMP Community Name (public): _ The default entry is public. The current value is displayed in parentheses. Disable Telnet Setup Note: If you choose to disable this option, keep in mind that disabling both...

  • Page 61: Disable Web Setup

    8: Setup Mode: Advanced Settings Disable Web Server (N) ? _ Disable Web Setup The Y (Yes) option disables configuration using the Web-Manager. This setting defaults to the N (option). Disable Web Setup (N) ? _ Disable ECHO Ports This setting controls whether port 7 echoes characters it receives. Disable ECHO ports (Y) ? _ Enable Enhanced Password This setting defaults to the N (No) option, which allows you to set a 4-character...

  • Page 62: Expert Settings Defaults

    8: Setup Mode: Advanced Settings Connect Mode C0 (always accept incoming connection; no active connection startup) Send '+++' in Modem Mode Enabled Show IP addr after 'RING' Enabled Auto increment source port Disable Hostlist retry counter Hostlist retry timeout 250 (msec) Start character for serial channel 1 0x0D (CR) All other parameters...

  • Page 63: Email Settings

    8: Setup Mode: Advanced Settings Email Settings Priority Min. notification interval 1 (second) All other parameters 0 (e.g., email notification and triggers are disabled) XPort Direct+ User Guide...

  • Page 64: 9: Gpio Interface

    9: GPIO Interface Configurable Pins The XPort Direct+ has three pins (CP0-2) that you can configure for General Purpose I/O (GPIO). Note: You can also configure any one of the pins for modem control input signal (serial port control line) using DeviceInstaller. You can use these GPIO pins to control devices such as relays, servers, lights, monitor switches, sensors, and even processes such as data transfer.

  • Page 65: Control Protocol

    9: GPIO Interface Control Protocol COPIED FROM XPORT DIRECT. The GPIO control protocol is a simple, proprietary protocol. Guidelines The GPIO control protocol is described from the PC side. Send means from PC to XPort Direct+. Response comes from XPort Direct+ to PC. The protocol allows for control of up to 32 GPIOs.
  • Page 66 9: GPIO Interface Command 10h, Get Functions Send: No parameters Response: 1 parameter Bytes 1-4: Functions Bit X 1 means general purpose I/O available to the user. 0 means dedicated function (e.g., serial flow control, diagnostics) for configurable pin X. Command 11h, Get Directions Send: No parameters...

  • Page 67: Examples

    9: GPIO Interface Command 1Ah, Set Active Levels Send: 2 parameters Bytes 1-4: Mask Bit X 1 means the direction for GPIO X will be updated with the value in the second parameter. 0 means the active type for that GPIO will not change. Bytes 5-8: New Active Levels Bit X 1 means GPIO X will become active low.
  • Page 68 9: GPIO Interface Command details: 1Bh = command 1Bh 01h, 00h, 00h, 00h = the mask that determines which GPIOs will be changed. bit 0 is 1 → GPIO0 will be changed. bit 1 is 0 → GPIO1 will remain the same. 00h, 00h, 00h, 00h = the new states bit 0 is 0 →...

  • Page 69: 10: Firmware Upgrades

    DeviceInstaller (the preferred way), using TFTP, or using the serial port. You can also update the unit's internal Web interface (*.COB) using TFTP or DeviceInstaller. Here are typical names for those files. Check the Lantronix web site for the latest versions and release notes.

  • Page 70: Using Tftp: Command Line Interface

    10: Firmware Upgrades 6. Click the Upload Now button to transfer the file to the unit. Figure 10-1. TFTP Window After the firmware has been loaded and stored, which takes approximately 8 seconds to complete, the unit performs a power reset. Using TFTP: Command Line Interface To download new firmware from a computer: Enter the following from a TFTP command line interface:...

  • Page 71: Recovering The Firmware Using The Serial Port And Deviceinstaller

    Firmware Upgrade window displays. 3. For Port on PC, enter the COM port on the PC that is connected to the serial port of the Lantronix unit. 4. For Device Model, be sure the appropriate XPort Direct+ device is shown.

  • Page 72: 11: Monitor Mode

    11: Monitor Mode Monitor Mode is a command-line interface used for diagnostic purposes. There are two ways to enter Monitor Mode: locally using the serial port or remotely using the network. Entering Monitor Mode Using the Serial Port To enter Monitor Mode locally: 1.
  • Page 73 11: Monitor Mode 11-1. Monitor Mode Commands Command Command Name Function VS x.x.x.x Version Queries software header record (16 bytes) of unit with IP address x.x.x.x. GC x.x.x.x Get Configuration Gets configuration of unit with IP address x.x.x.x as hex records (120 bytes). SC x.x.x.x Send Configuration Sets configuration of unit with IP address x.x.x.x...
  • Page 74 11: Monitor Mode Note: Entering any of the commands listed above generates one of the following command response codes: Table 7-2. Command Response Codes Response Meaning 0> OK; no error 1> No answer from remote device 2> Cannot reach remote device or no answer 8>...

  • Page 75: 12: Troubleshooting

    This chapter discusses how you can diagnose and fix errors quickly without having to contact a dealer or Lantronix. It helps to connect a terminal to the serial port while diagnosing an error to view summary messages that may display. When troubleshooting, always ensure that the physical connections (power cable, network cable, and serial cable) are secure.
  • Page 76 Troubleshooting Problem/Message Reason Solution When you Telnet to port 1 to You may have entered Confirm that the Ethernet assign an IP address to the the Ethernet address address that you entered with device server, the Telnet window incorrectly with the ARP the ARP command is correct.
  • Page 77 Troubleshooting Problem/Message Reason Solution You can ping the device server, There may be an IP Turn the device server off and but not Telnet to the device address conflict on your then issue the following server on port 9999. network commands at the DOS prompt of your computer: You are not Telneting to...

  • Page 78: Technical Support

    Technical Support Europe, Middle East, and Africa Phone: +33 (0) 1 39 30 41 72 Email: eu_techsupp@lantronix.com or eu_support@lantronix.com Firmware downloads, FAQs, and the most up-to-date documentation are available at: www.lantronix.com/support When you report a problem, please provide the following information: Your name, and your company name, address, and phone number ...

  • Page 79: A: Binary To Hexadecimal Conversions

    A: Binary to Hexadecimal Conversions Many of the unit’s configuration procedures require assembling a series of options (represented as bits) into a complete command (represented as a byte). Convert the resulting binary value to a hexadecimal representation. Converting Binary to Hexadecimal Following are two simple ways to convert binary numbers to hexadecimals.
  • Page 80 Binary to Hexadecimal Conversions 3. Select Bin (Binary), and type the number to convert. 4. Click Hex. The hexadecimal value displays. XPort Direct+ User Guide...

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