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Installer/User GuideFor Technical Support:www.avocent.com/supportAvocent Corporation4991 Corporate DriveHuntsville, Alabama 35805-6201 USATel: +1 256

viii ESP Serial Hub Installer/User GuideTable 8.1: ESP-View Utility Datascope Window Buttons ...

1CHAPTER1IntroductionFeaturesESP Ethernet serial hubs contain an autosensing 10/100 Ethernet port and multi-interface (MI) serial ports. MI ports may

2 ESP Serial Hub Installer/User GuideFor serial port redirection, the ESP hub is configured using the appropriate drivers running on any Micros

Chapter 1: Introduction 3The ESP hubs support attended and unattended configuration. With attended configuration, you set values and request a

4 ESP Serial Hub Installer/User Guide

5CHAPTER2Hardware Installation and Network ConfigurationESP Serial Hub Kit Contents• ESP serial hub.• SuperSerial CD-ROM.• For ESP-2 MI and ESP-4 MI h

6 ESP Serial Hub Installer/User GuidePhysical InterfacesTable 2.2 summarizes the ESP serial hub physical interfaces and connector information.

Chapter 2: Hardware Installation and Network Configuration 7For ESP-4 MI, ESP-8 MI and ESP-16 MI hubs, the physical interface can be changed i

8 ESP Serial Hub Installer/User GuideTable 2.4 lists the pin assignments for the RS-422 and RS-485 interfaces.4 DTR Data Terminal Ready Output5

Chapter 2: Hardware Installation and Network Configuration 9Network InterfaceThe Ethernet port supports 10/100 auto detect (speed and duplex)

INSTRUCTIONSThis symbol is intended to alert the user to the presence of important operating and maintenance (servicing) instructions in the literatur

10 ESP Serial Hub Installer/User GuideElectricalTable 2.6 describes the electrical connector information for the ESP serial hubs. For electrica

Chapter 2: Hardware Installation and Network Configuration 11StartupTo initiate the startup sequence:1. The MAC address is printed on a label

12 ESP Serial Hub Installer/User GuideThe BootP or DHCP server may also specify a configuration file using the “bootfile” parameter. See Chapte

Chapter 2: Hardware Installation and Network Configuration 13Reinitializing and Resetting the HubThe information in this section is not a stan

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15CHAPTER3Connection Methods, Attributes and Configurable FeaturesThis chapter describes:• Connection methods, which are configured for each serial po

16 ESP Serial Hub Installer/User Guide• The modem emulation connection method is valid only on an RS-232 port. This method is exclusive; when i

Chapter 3: Connection Methods, Attributes and Configurable Features 17Table 3.2 describes this method’s configurable items for each serial por

18 ESP Serial Hub Installer/User Guideopen and in use by any connection method, including an existing raw TCP server connection on that port. I

Chapter 3: Connection Methods, Attributes and Configurable Features 19Raw TCP clientThe raw TCP client connection method allows the ESP hub to

ESP Serial HubInstaller/User GuideAvocent, the Avocent logo and The Power of Being There are registered trademarks of Avocent Corporation. All other m

20 ESP Serial Hub Installer/User GuideDestination IP port number [base]Specifies the IP port number on which the remote server is listening. Va

Chapter 3: Connection Methods, Attributes and Configurable Features 21Modem emulationESP serial hubs may be used to replace costly POTS-line c

22 ESP Serial Hub Installer/User GuideLocal IP Port [base](Used only when Allow Incoming Calls is enabled.) Specifies the port where the ESP hu

Chapter 3: Connection Methods, Attributes and Configurable Features 23Verbose ResponseSpecifies whether text or numeric codes will be sent to

24 ESP Serial Hub Installer/User GuideModem commandsTable 3.6 lists the supported AT modem commands. All other AT commands will be ignored or c

Chapter 3: Connection Methods, Attributes and Configurable Features 25If the Verbal Response/ATV value is set to 0 or 1, any AT command other

26 ESP Serial Hub Installer/User GuideThe following rules must be followed to enter command mode.• There must be a one-second guard time (no da

Chapter 3: Connection Methods, Attributes and Configurable Features 27which is usually a PC when modem emulation is used). If the TCP connecti

28 ESP Serial Hub Installer/User GuideIncoming callsWhen the Allow Incoming Calls option is enabled, the ESP hub will listen on the specified T

Chapter 3: Connection Methods, Attributes and Configurable Features 29NOTE: When a port is configured for the serial port redirection connecti

USA NotificationWARNING: Changes or modifications to this unit not expressly approved by the party responsible for compli-ance could void the user’s a

30 ESP Serial Hub Installer/User GuideAllow administrative functions via SNMPWhen enabled, the SNMP interface is used for monitoring and limite

31CHAPTER4Web InterfaceYou may use a standard web browser to access the ESP hub embedded web server. Any browser that supports frames may be used, and

32 ESP Serial Hub Installer/User Guidebeen set, any alphanumeric password will be accepted. Once you enter the web interface, you will be requi

Chapter 4: Web Interface 33Displaying or Changing Serial Port AttributesYou may display or change the attributes of one or all ESP hub serial

34 ESP Serial Hub Installer/User Guide4. If you enable the modem emulation connection method and enable outgoing calls, you may also configure

Chapter 4: Web Interface 35NOTE: On ESP-2 MI hubs, the physical interface and termination are changed in hardware. See Changing the Serial Por

36 ESP Serial Hub Installer/User GuideSending a Break to a PortThe Send Break feature sends a line break to an attached device on one or all po

Chapter 4: Web Interface 37The Bootstrap Image section indicates the version number, size and internal slot number for the embedded kernel ima

38 ESP Serial Hub Installer/User GuideTo download and process a configuration file:1. From the Main Menu, select Configuration File.2. Enter th

Chapter 4: Web Interface 39To display general statistics:Select General Statistics from the Main Menu.Displaying Port StatisticsThe Port Stati

iiiTable of ContentsList of Tables...v

40 ESP Serial Hub Installer/User GuideThe Port Redirection Connections section includes the information described in Table 4.5 about the server

Chapter 4: Web Interface 41Rebooting the HubThe Reboot operation reboots the ESP serial hub. A reboot is usually required for the following op

42 ESP Serial Hub Installer/User Guide

43CHAPTER5Configuration UtilityThe ESP serial hub has a built-in configuration utility that you may use to manage ESP hubs.For information about when

44 ESP Serial Hub Installer/User GuideAccessing on a port using the configuration utility connection methodAfter the ESP serial hub has a confi

Chapter 5: Configuration Utility 45The configuration utility will remain active until you enter the command to exit the utility (usually 99).

46 ESP Serial Hub Installer/User GuideIf you changed the address information, it will not take effect until the ESP hub is rebooted (see Reboot

Chapter 5: Configuration Utility 47If a connection method is enabled, its configurable options are also displayed. If a method is disabled, no

48 ESP Serial Hub Installer/User GuideDisplaying or Changing the Serial Port Physical InterfaceYou may change the physical interface for one or

Chapter 5: Configuration Utility 49Sending a Break to a PortThe Send Break feature sends a line break to an attached device on one or all port

iv ESP Serial Hub Installer/User GuideConfiguration utility ...

50 ESP Serial Hub Installer/User Guide2. Enter 2 to select Flash status and update.3. All application and kernel image information is displayed

Chapter 5: Configuration Utility 512. Enter 4 to select Configuration File Download.3. You are prompted to specify the TFTP server IP address

52 ESP Serial Hub Installer/User GuideTo display general statistics: 1. From the Top Menu, enter 5 to select Status. The Status Menu will be di

Chapter 5: Configuration Utility 533. To set the level of logging performed by the ESP hub applications, enter 2. You may select a log level i

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55CHAPTER6Configuration FilesThe ESP serial hub will accept a DOS or UNIX style text file containing configuration commands. A configuration file may

56 ESP Serial Hub Installer/User GuideFile Format and Command SyntaxConfiguration files must conform to the following conventions:• Each comman

Chapter 6: Configuration Files 57Port Interface CommandNOTE: On ESP-2 MI hubs, the serial port interface and termination are set in hardware.

58 ESP Serial Hub Installer/User GuidePort TCP Client commandThe Port TCP Client command enables or disables the raw TCP client connection meth

Chapter 6: Configuration Files 59Network CommandThe Network command specifies the ESP hub’s network address and interface information.NETWORK

Table of Contents vDisplaying Hardware Information ...

60 ESP Serial Hub Installer/User GuideWhen using the web interface, follow the instructions in Downloading a Configuration File on page 37. Whe

61CHAPTER7ESP-Install ProgramThe ESP-Install program may be used to install, modify and remove redirected serial ports and ESP drivers on supported Wi

62 ESP Serial Hub Installer/User GuideYou may log additional information with the Debug and Windowdebug commands (see Table 7.1).The ESP hubs d

Chapter 7: ESP-Install Program 63For example, in the preceding ESP-2 hub example, physical port 1 was mapped to logical port COM30 and physica

64 ESP Serial Hub Installer/User GuideCommandsTable 7.1 describes the commands that may be used in the ESP-Install program. Many of the command

Chapter 7: ESP-Install Program 65Sample Script FileThe following sample script file:• Removes the driver information for the ESP hub with addr

66 ESP Serial Hub Installer/User GuideThe heartbeat rate is 10 seconds and the heartbeat time-out is 80 seconds.All other values (transmit drai

67CHAPTER8ESP-View Diagnostic UtilityThe ESP-View diagnostic utility is launched from the web interface. This utility may be used for datascope, loopb

68 ESP Serial Hub Installer/User GuideDatascope windowThe Settings panel contains listboxes for selecting the serial hub port number and the ma

Chapter 8: ESP-View Diagnostic Utility 69How it worksA data request is sent to the ESP hub. The response may contain either receive or transmi

vi ESP Serial Hub Installer/User GuideChapter 8: ESP-View Diagnostic Utility ...

70 ESP Serial Hub Installer/User Guide• Review - The display will be refreshed with a table containing all the data collected since this sampli

Chapter 8: ESP-View Diagnostic Utility 71• Internal - the data will be looped back internally. • External - the data will go out the port to a

72 ESP Serial Hub Installer/User GuideThe right panel contains a graphical display of a DB-9 connector, which indicates the state of the contro

73AppendicesAppendix A: Technical Specifications Table A.1: ESP Serial Hub Technical SpecificationsItem DescriptionSerial PortsNumberESP-2 MI hubs: 2E

74 ESP Serial Hub Installer/User GuideApplication of Council Directives73/23/EEC Low Voltage Directive89/336/EEC EMC Directive2002/95/EC “RoHS”

Appendices 75Appendix B: Changing the Serial Port Interface on ESP-2 MI HubsThe factory default interface setting for both ports on an ESP-2

76 ESP Serial Hub Installer/User GuideTo change the physical interface settings:1. Place the unplugged ESP-2 MI hub on a flat surface. Use the

Appendices 77Appendix C: AdaptorsAvocent offers a variety of adaptors. Contact Technical Support for more information.RS-422 CAT 5 adaptorTab

78 ESP Serial Hub Installer/User GuideOther CAT 5 adaptorsReversing adaptors and reversing cables 8 CTS (RS-232) * Clear to Send N/C9 N/C N/A N

Appendices 79If you choose to use a third party reversing cable, make sure the cable is reversing, as shown in Figure C.1.Figure C.1: 8-wire

viiList of TablesTable 2.1: LEDs and Buttons...

80 ESP Serial Hub Installer/User GuideAppendix D: Technical SupportOur Technical Support staff is ready to assist you with any installation or

81IndexAAdaptorsfor use with CAT 5 cable 78reversing 78AT commands 24BBaud rate 29Bits per character 29BootP 11, 60Buttons 5CConfigurable featuresenab

82 ESP Serial Hub Installer/User GuideConnection statusdisplaying in the configuration utility 52displaying in the web interface 39DDHCP 11, 60

Index 83Passwordssetting in the configuration utility 45setting in the web interface 31Physical interfaces 6Pin assignmentsEthernet 9serial po

84 ESP Serial Hub Installer/User Guideenabling in the web interface 33Technical specifications 73Technical support 80Telnet server connection m

INSTRUCTIONSThis symbol is intended to alert the user to the presence of important operating and maintenance (servicing) instructions in the literatur

Installer/User GuideFor Technical Support:www.avocent.com/supportAvocent Corporation4991 Corporate DriveHuntsville, Alabama 35805-6201 USATel: +1 256