Lantronix ETS Reference Manual

Lantronix ETS Reference Manual

Multiport device servers
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ETS Reference Manual
For the Lantronix ETS Family of Multiport Device Servers

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  • Page 1 ETS Reference Manual For the Lantronix ETS Family of Multiport Device Servers...
  • Page 2 Copyright 2000, 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. The revision date for this manual is October 23, 2000.
  • Page 3: Table Of Contents

    Contents 1: Introduction......................1-1 1.1 Product Overview ........................1-1 1.2 Protocol Support .........................1-1 1.3 Terms ............................1-2 1.4 Server Features ...........................1-2 1.5 How To Use This Manual......................1-5 2: Concepts ......................... 2-1 2.1 Services ............................2-1 2.2 Serial Protocols ...........................2-1 2.2.1 RS-232 ........................
  • Page 4 Contents 2.13.1 Menu Mode......................2- 20 2.13.2 Event Reporting/Logging ..................2-21 3: Getting Started......................3-1 3.1 Configuration Methods .......................3-1 3.1.1 EZWebCon .........................3-1 3.1.2 Using a Web Browser ....................3-2 3.1.3 Command Line Interface ....................3-2 3.2 Entering and Editing Commands ....................3-3 3.3 Restricted Commands .........................3-4 3.4 Command Types .........................3-4 3.4.1 Set and Define......................3-4 3.4.2 Show, Monitor, and List .....................3-4...
  • Page 5 5.4.2 Menu Mode.......................5-14 5.4.3 Locking a Port......................5-15 5.4.4 Preventing Access Until DSR Is Asserted..............5-15 5.4.5 Automatic Logouts ....................5-16 5.4.6 Dialback Security......................5-16 6: Using the ETS ......................6-1 6.1 Logging In and Out........................6-1 6.1.1 Logging In ........................6-1 6.1.2 Logging Out........................6-1...
  • Page 6 Contents 6.2 Configuring Your Port ........................6-2 6.2.1 Unsecure Port Commands ..................6-2 6.3 Connecting to Services .......................6-3 6.3.1 Connecting to LAT Services ..................6-3 6.3.2 Connecting to Telnet Hosts ..................6-4 6.3.3 Connecting to Local Ports ..................6-5 6.3.4 Connecting to Remote Hosts Via Rlogin..............6-5 6.3.5 Connecting to the Server from UNIX Hosts...............6-6 6.4 Default Services ..........................6-6 6.5 Session Management ........................6-7...
  • Page 7 9.1.2 Printing to a Service....................9-2 9.1.3 Printing PostScript ......................9-3 9.1.4 Printing Using DCPS Software ..................9-4 9.1.5 Translating RLAT Jobs to RTEL ................9-4 9.2 The ets$configd Download Server .....................9-5 9.3 Troubleshooting ..........................9-6 9.3.1 VMS Printer Troubleshooting ..................9-6 9.3.2 VMS Host Troubleshooting..................9-8 10: AppleTalk Host Setup..................
  • Page 8 Contents 12.7.3 Clear/Purge IPsecurity ....................12-6 12.7.4 Clear/Purge Menu ....................12-6 12.7.5 Clear/Purge Protocol NetWare Access ..............12-7 12.7.6 Clear/Purge Service ....................12-7 12.7.7 Clear/Purge SLIP ....................12-8 12.7.8 Clear/Purge SNMP ....................12-8 12.7.9 Clear/Purge Telnet Hosts ..................12-8 12.8 Close ............................12-9 12.9 Cls ............................12-9 12.10 Connect ..........................12-9 12.11 Crash 451 ..........................12-11 12.12 Define..........................12-11 12.13 Disconnect ..........................12-12...
  • Page 9 Contents 12.43.7 Set/Define Port Backward ..................12-31 12.43.8 Set/Define Port Break ..................12-31 12.43.9 Set/Define Port Broadcast...................12-32 12.43.10 Set/Define Port Character Size .................12-33 12.43.11 Set/Define Port Command Completion ............12-33 12.43.12 Set/Define Port Dedicated ................12-34 12.43.13 Set/Define Port Dialback ..................12-36 12.43.14 Set/Define Port Dialup..................12-37 12.43.15 Set/Define Port DSRlogout................12-37 12.43.16 Set/Define Port DTRwait..................12-38 12.43.17 Set/Define Port Flow Control ................12-39...
  • Page 10 Contents 12.46.6 Set/Define Server Circuit Timer .................12-64 12.46.7 Set/Define Server Console..................12-65 12.46.8 Set/Define Server Domain ..................12-65 12.46.9 Set/Define Server DHCP ..................12-65 12.46.10 Set/Define Server Gateway................12-66 12.46.11 Set/Define Server Groups ................12-66 12.46.12 Set/Define Server Host Limit ................12-67 12.46.13 Set/Define Server Identification ...............12-67 12.46.14 Set/Define Server Inactivity Timer..............12-68 12.46.15 Set/Define Server Incoming ................12-68 12.46.16 Set/Define Server IPaddress ................12-69...
  • Page 11 Contents 12.47.9 Set/Define Service LAN Manager..............12-88 12.47.10 Set/Define Service LAT ...................12-88 12.47.11 Set/Define Service NetWare................12-88 12.47.12 Set/Define Service Password ................12-89 12.47.13 Set/Define Service Ports ...................12-89 12.47.14 Set/Define Service PostScript................12-90 12.47.15 Set/Define Service PSConvert ................12-90 12.47.16 Set/Define Service RTEL .................12-90 12.47.17 Set/Define Service SOJ..................12-91 12.47.18 Set/Define Service TCPport ................12-91 12.47.19 Set/Define Service Telnetport................12-92 12.47.20 Set/Define Service Virtual ................12-92...
  • Page 12 Contents 12.61 Unlock Port ........................12-119 12.62 Who...........................12-119 12.63 Zero Counters ........................12-119 A: Contact Information ....................A-1 A.1 Problem Report Procedure......................A-1 A.2 Full Contact Information......................A-1 B: Troubleshooting.....................B-1 B.1 Power-up Troubleshooting......................B-1 B.2 DHCP Troubleshooting......................B-1 B.3 BOOTP Troubleshooting ......................B-2 B.4 RARP Troubleshooting......................
  • Page 13: 1: Introduction

    NetWare (IPX/SPX ) NetWare allows devices attached to the ETS to act as networked printers. The ETS supports all Net- Ware frame types: Ethernet v2, Native Mode (802.3), 802.2, and 802.2 SNAP. In addition, it sup- ports both Bindery mode and NetWare Directory Services (NDS).
  • Page 14: Terms

    IEEE 1284 parallel interface) is required. LAN Manager Support The ETS can be configured to appear as a print node to other LAN Manager nodes. Supported sys- tems include Windows NT and Windows 95. LAT and Digital Compatibility The ETS supports LAT and TSM/NCP, making it fully compatible with most Digital Equipment Corporation operating environments.
  • Page 15 An extensive Help facility is also provided. Easy Configuration The EZWebCon utility (provided on CD-ROM) allows users to configure the ETS from a any host machine running the Java Virtual Machine (JVM). It also allows remote host logins into the Server, which are similar to Telnet and LAT logins.
  • Page 16 Security The ETS includes several configurable security features. They include: Group codes, which allow the ETS to act as a filter to limit the user’s knowledge of, and access to, specific services. Automatic session logouts when a port is disconnected or a device is turned off.
  • Page 17: How To Use This Manual

    Power-up and interactive diagnostics help system managers troubleshoot network and serial line problems. 1.5 How To Use This Manual The rest of the chapters in this manual describe the features and commands of the ETS. Information is broken down as follows: Chapters 2 through 6 cover general functionality: Chapter 2, Concepts, explains the basic ideas behind ETS operation.
  • Page 18 How To Use This Manual Introduction Chapter 12, Command Reference, lists the ETS command set in detail, including syntax, options, errors, examples, and where to find related information. Appendices provide supplementary information, including Technical Support contact information, troubleshooting tips, and pinout information.
  • Page 19: 2: Concepts

    2.1 Services Services are the basic method of connecting to the ETS from any host or another server. In general, a service is required on the ETS before any job or connection queueing will take place. See the Server Configuration chapter for details on creating and using services.
  • Page 20: Rs-422

    A network protocol describes the data contained in Ethernet packets. The network protocols provided by the ETS are completely separate, other than the use of the Ethernet data layer. The following figure shows the protocol stacks supported by the ETS.
  • Page 21: Appletalk

    (explained in Section 2.4.2). Users who select a ETS service as their LaserWriter will have their print jobs forwarded to the ETS for printing, or for queueing if the print port on the ETS is in use or otherwise unavailable.
  • Page 22: Name Binding Protocol (Nbp)

    (the default zone) of which all nodes are members. If no zone name has been previously defined on the ETS, or if the defined zone is no longer valid, the ETS will join the default zone and no other configuration is needed.
  • Page 23: Lat

    LAT software is built around the concept of services. A service may be provided by a dedicated device, such as a printer, or by a network host. A device that offers one or more services, such as your ETS, is called a node.
  • Page 24 Concepts In general, all services offered by the ETS are associated with one or more ports; exceptions to this rule will be noted later. Figure 2-2 shows an example of services offered on a network. Figure 2-2: Example of Network Services...
  • Page 25: Tcp/Ip

    TCP/IP Suppose Bob is logged into port 4 on his ETS and the server manager has given port 4 access to groups 1, 7, 13, and 105. Bob, or anyone else using port 4, can only access services that have one of those group numbers.
  • Page 26: Telnet

    By default, Telnet connects to a pre-set port number to access a remote host’s Telnet server. The ETS allows the specification of a port number other than the default to be used for the connection. For example, if a host is set up to listen to Telnet requests on port number 1034, that port number can be specified in the Telnet command entered into the ETS.
  • Page 27: Name Resolution

    This mask tells how much of the IP address is the network address, and is applied to the IP addresses of both the ETS and the remote host. If the resulting addresses are identical, the connection is deemed local and the host is contacted directly.
  • Page 28: Local Host Table

    IP address would have to be used for the connection. Also, if the ETS has not been told which local host is acting as the name server (see the Set/Define Server Nameserver command), it assumes that none is available and the connect request will likely fail.
  • Page 29 Note: The ETS will use BOOTP or RARP to acquire an IP address at boot time, and then it will request an IP address via DHCP once it is running. If the runtime DHCP request fails, the server will use the IP address stored in NVRAM.
  • Page 30: Serial Line Internet Protocol (Slip)

    The ETS checks each packet it receives to see if it is destined for the ETS, or if it should send it to one of the SLIP hosts or out to the Ethernet. If an Ethernet packet is sent to the ETS and there is no SLIP connection for it, or if a packet is received from a SLIP port but is not from the host that is supposed to be there, the packet is discarded.
  • Page 31: Simple Network Management Protocol (Snmp)

    For example, you can print files from your UNIX host to a printer attached to the ETS through your host’s lp or lpr print system. ETS services do not care what hosts are using them.
  • Page 32: Lpr Support

    The ETS and many UNIX systems implement the lpr (Berkeley remote printing) protocol, a protocol that makes it very easy to add print hosts to a system. To add the ETS as a print host, add the ETS’s IP address to a host table and add the ETS’s service name as a print queue.
  • Page 33: Lat And Tcp/Ip Connectivity

    The service capabilities of the ETS also allow translation between LAT and Telnet protocols. For example, a user on a LAT host might see and connect to an ETS offering service ernie as a LAT connection. This “service” might actually be a Telnet connection to host ernie. In the other direction, a TCP/IP user can use the UNIX Telnet or Rlogin command to connect to a LAT host through the ETS.
  • Page 34: Netware

    Any user or application that can use NetWare print queues can spool jobs to the ETS. The ETS must periodically query the file servers for pending jobs. To do so, it logs into a file server to access the print spooler, and will try to connect to all file servers on the local network (subject to access lists, explained later) to check for such jobs.
  • Page 35: Sessions

    With the ETS, however, this restriction is eliminated. A user can have several open sessions at a time, although only one is displayed on the screen. Four important topics accompany our discussion of multiple session support: Leaving an active session and returning to the Local prompt.
  • Page 36: Postscript

    PostScript is a verbose language; it is recommended that the printer and ETS use a baud rate of at least 9600 to communicate over serial lines. A baud rate of 38400 or better is strongly recommended for high-output duty;...
  • Page 37: Remote Configuration

    The TSM utility uses NCP to start login sessions with the ETS and allows files of ETS commands to be sent to the ETS. Access to remote control of the ETS can be protected by the maintenance password.
  • Page 38: Menu Mode

    A menu command of Exit can be specified, in which case the user will be allowed to exit menu mode and return to the command line to enter normal ETS command lines. This might be useful, for users who prefer the ease of use of a menu but need to return to the command line occasionally.
  • Page 39: Event Reporting/Logging

    2.13.2 Event Reporting/Logging The ETS can be configured to report various errors and events either to the serial console port or to a network host via TCP/IP (using the syslogd facility), LAT, or NetWare. Events that can be logged include user logins, modem events, printer state changes, system boots, system resets, and a full record of commands issued on the ETS.
  • Page 41: 3: Getting Started

    Define commands. EZWebCon is shipped with the ETS on CD-ROM. It can be installed and used on any computer for which there is a Java Virtual Machine. To install EZWebCon, refer to the README file located in the EZWebCon directory.
  • Page 42: Using A Web Browser

    Figure 3-1: Sample Web Browser Login Once you have connected to the ETS, you will see the Lantronix ThinWeb Manager interface. Use the left- hand menu to navigate to subpages where you can configure important settings as well as view statistics and other server information.
  • Page 43: Entering And Editing Commands

    This can save time and reduce errors if you’re entering a number of commands. To use command completion, type part of a command, then press the space bar; the ETS will automatically “type” the remainder of the command. If the partial command is ambiguous, the terminal will beep to prompt you for more information.
  • Page 44: Restricted Commands

    Restricted Commands Getting Started Table 3-1: Command Line Editing Keys, cont. Purpose Up Arrow or Ctrl-P Recalls the previous command Down Arrow or Ctrl-N Recalls the next command !text Recalls the last command starting with text Recalls the last command Line editing is disabled on hardcopy (printer) ports.
  • Page 45: Clear And Purge

    The following sections detail configuration that is required on a sporadic or ongoing basis. 3.6.1 Changing the Server Name The ETS is initially configured with a server name. However, you can give the ETS a custom name of up to 16 alphanumeric characters using the following command: Figure 3-5: Changing the Server Name Local>>...
  • Page 46: Changing The Server Prompt

    Port_5[NoSession]_5>% 3.6.3 Rebooting the Server There are two ways to reboot the ETS: pressing the Reset button while using EZWebCon, or entering the Initialize command at the Local> prompt. Options to the Initialize command include rebooting the server, reloading the Flash-ROM code, and restoring the unit’s factory default settings.
  • Page 47: Restoring Factory Defaults

    ROM programming phase, the code in the ROMs will be invalid and the ETS will have to be reloaded again from the network host the next time it is turned on. 3.7 Editing the Boot Parameters...
  • Page 48: System Passwords

    The prompt may change to reflect privileged user status, if configured to do so. Note: If another user is currently logged into the ETS as the privileged user, you can use the Set Privileged Override command to forcibly become the privileged user.
  • Page 49: Login Password

    (via TFTP), from a VMS host (via LAT), or from a NetWare fileserver when the ETS boots. Using a configuration file can reduce the time required to configure the ETS. Options that would need to be manually set using EZWebCon or the command line can be automatically executed.
  • Page 50: Using Ezwebcon

    ETS to boot perpetually, and recovery will require that you flush the unit’s NVR. Managers can use the Source command to test the file, in effect causing the ETS to attempt to download a configuration file before making it a part of the server’s boot routine. This test is strongly recommended as it helps eliminate errors that might prevent the ETS from booting.
  • Page 51: Configuring The Host

    For NetWare, put the configuration file in the fileserver’s login directory. 3.9.2.3 Configuring the Server To configure the ETS to use the commands in the configuration file, use the Source command. If the configuration file must be downloaded each time the ETS boots, the filename must be specified using the Set/Define Server Startupfile command.
  • Page 52 The ETS is not usable while retrying a download. Note: If the startupfile is not readable, or if there is a problem with the file and the ETS cannot boot fully, you will still be able to access the ETS via the NCP/TSM and Telnet console ports.
  • Page 53: 4: Server Configuration

    4: Server Configuration After powering up the ETS for the first time, you will want to configure it for everyday use. Most of the parameters discussed in this chapter only need to be set once and can be left alone until a major change is needed.
  • Page 54: Enabling Announcements

    A node will only show up in the display if it is a router or is in direct contact with the ETS for printing or...
  • Page 55: Lat Server Parameters

    4.3.1 Server Identification Select a short, unique and descriptive name for the ETS, as well as a more descriptive string to be used as the identification string. The name may contain up to 16 characters and the identification string may contain up to 40 characters.
  • Page 56: Netware Server Parameters

    In general, this will allow all nodes and fileservers to access the ETS regardless of frame type. If this behavior is not desired, the ETS can be restricted to only one frame format (and thus will not need the internal network and routing support).
  • Page 57: Tcp/Ip Server Parameters

    Server Configuration TCP/IP Server Parameters By default, the ETS will only query local fileservers, but this may still be too many in a large network. The Clear/Purge Protocol NetWare Access command allows you to remove items from the access list.
  • Page 58: Local Host Table

    In addition to the Local Host table, the ETS has a TCP/IP security table that can be used to restrict incoming or outgoing TCP/IP connections. Managers can restrict connections by address or network on a port by port basis.
  • Page 59 Set SLIP command. After the SLIP session is started, the Local mode of the ETS is not reachable again until the port is logged out, thus terminating the SLIP session. The port can be logged out via the Logout Port command or via de-assertion of DSR on the serial line.
  • Page 60 4.5.5.1 Configuring Necessary SLIP Parameters No SLIP session can be started until the ETS knows the IP address of the remote SLIP host, the MTU to use for the SLIP connection, and whether to forward Broadcast IP packets onto the SLIP line. Each of these parameters can be set in one of three places: as a default for the entire server, as a default for a particular port, or when the SLIP session is initiated.
  • Page 61 Local> SET SLIP IPADDRESS 192.0.1.50 After entering the Set SLIP command, the user will be logged out and the ETS will begin treating all input from the serial line as SLIP packets. The Local> prompt cannot be reached again unless the SLIP session is terminated (via the Logout Port command) and the user logs back into the ETS.
  • Page 62 Local> SET SERVER SLIP PASSWORD slpass If a SLIP password has been set on the ETS, the server will prompt for it after the Set SLIP command has been entered. If the password is not entered correctly, SLIP will not be started on that port; the user will remain at the Local>...
  • Page 63 SLIP line. The IP errors field shows incoming packets that were discarded due to protocol problems including checksums errors, header problems, and incorrect source hosts. The ETS will discard any packets from the SLIP session that are not from the initially-configured host.
  • Page 64: Creating Services

    When you try to modify a service that already exists, the command will simply change its characteristics. If the service does not exist yet, the server assumes you want to create that service. The ETS will only print an error message if you try to remove a service that does not exist. Connections and queueing are enabled by default whenever you create a service.
  • Page 65: Setting Up A Service With Group Codes

    Group codes only apply to LAT connections. They have no effect on the other Note: protocols supported by the ETS (AppleTalk, LAN Manager, NetWare, and TCP/ IP). Set up port 2 to which the printer will be connected, reset the speed to 2400 baud, and disable broadcasts to the port.
  • Page 66: Tcp/Telnet Service Sockets

    Banner If enabled, provides a banner page before service data is sent to the port. The host software may still provide its own banner page regardless of the ETS service setting. This option should not be used with PostScript. Binary If enabled, prevents the ETS from processing the data stream.
  • Page 67: Setting Up A Modem Service

    Modem control and password protection are both enabled. Users who dial into the modem and connect to the ETS’s serial port will have to enter the login password due to the Define Port Password Enabled entry. This option can be omitted if not desired.
  • Page 68: Security

    (including Telnet, Rlogin, SLIP, and RTEL). The security table allows the manager to enable or disable access to and from the ETS based on port number as well as IP address. The IP security table does not apply to print connections via RTEL.
  • Page 69 ETS. Outgoing refers to local users connecting to other TCP/IP hosts. Port number 0 corresponds to the virtual ports (that is, users who log into the ETS from the network). If no ports are specified on the command line, all ports, both physical and virtual, are included by default.
  • Page 70: Snmp Security

    4.8 Event Logging The ETS can be configured to report various events either to a serial port on the ETS or to a remote host. The latter can be done within the TCP/IP, LAT, or NetWare protocols. TCP/IP messages will be sent to the syslogd daemon on the host, while LAT and NetWare messages will be echoed to the console of the host/ fileserver.
  • Page 71: Host Name Formats

    Indicates a TCP/IP host, specified as either an IP address or text host name. hostname\ Indicates a NetWare fileserver. CONSOLE Indicates events should be logged to the ETS serial console port (designated as port 1). 4.8.3 Event Classes The event classes that can be logged are: Commands All commands issued on the ETS will be reported (verbose output).
  • Page 73: 5: Ports

    Set/Define Ports commands explained in this chapter. There is one virtual port on every ETS. Referred to as port 0, it governs all incoming Telnet and Rlogin connections (those that are not associated with a physical port). Virtual ports are configured the same way as physical ports, the only difference being that all incoming connections get the same set of port characteristics.
  • Page 74: Serial Configuration

    5.1.2.1 Baud Rate The ETS and attached serial device, such as a modem, must agree on a speed or baud rate to use for the serial connection. The default speed is 9600 baud. Other baud rates can be set with the Set/Define Port Speed command followed by a baud rate number.
  • Page 75: Setting Up Flow Control

    For example, the ETS will assert RTS when it is ready to accept data. When it can no longer accept data (its buffers are full) it will de-assert RTS. A connected device will monitor the assertion and de-assertion of this signal and will only send data when RTS is asserted.
  • Page 76 If you plan to dedicate all of the ETS’s ports, be sure that you have another way to log into the ETS (for example, via Telnet), or else you will have to initialize the ETS to its factory default settings.
  • Page 77: Virtual Ports

    Environment strings can be added to the commands to specify additional connection information for a preferred connection. The following example tells the ETS to use the remote host’s FTP port (port 21) for the connection, and to use Passall mode.
  • Page 78: Modems

    5.2.1 Modem Basics When Modem Control is enabled on a port, the ETS uses the DSR input signal on the serial port to decide when there is a valid modem connection and the Data Transmit Ready (DTR) output line to signal the modem that a connection is possible or acceptable.
  • Page 79: Modem Wiring

    The user works for a while, then decides to log out and exit. If the user logs off the ETS locally, the ETS drops the DTR line long enough to signal the modem to hang up the remote connection (roughly 3 seconds).
  • Page 80: Baud Rates

    DSR signal, it’s assumed to be disconnected or powered off. In this case, the remote login isn’t permitted, and print jobs are not sent from the ETS to the printer. See Preventing Access Until DSR Is Asserted on page 5-15 for more information.
  • Page 81: Modem Configuration

    If only one standard baud rate is to be supported, set the ETS to that rate and disable autobaud. Flow control may be disabled, subject to the same caveats discussed above.
  • Page 82: Modem Configuration Checklist

    Autobaud should only be enabled if required. 5.2.8 Testing the Modem Configuration The example tests in this section assume that the modem is attached to port 4 and the modem and ETS checklists have been followed. Dial into the ETS and issue the Test Port command. A regular cascading pattern should be printed. If characters are lost after a few dozen lines, there is a flow control problem.
  • Page 83: Other Port Characteristics

    Ports Other Port Characteristics Dial into the ETS again. The port should have been reset, and should no longer be connected to the network host. If not, the modem is incorrectly asserting DSR/CD, or there is a wiring problem. If outbound calls are to be supported, connect to the modem’s service with the Connect command. In many cases the Connect Local command is a quick shortcut: dial a remote modem.
  • Page 84: Device Type

    The ETS is also configured for group zero, so by default, all ports can access any services local to this ETS. To allow port access to specific groups, enter the Set/Define Port Authorized Groups command.
  • Page 85: Port Messages

    Various degrees of “verbosity” are available for ports receiving ETS messages. Messages from other users on the ETS can be enabled or disabled with the Broadcast flag. If the serial line connecting a terminal to the ETS is an unsure connection, setting Loss Notification will cause an audible beep if a character is lost.
  • Page 86: Security

    Set/Define Port Security command allows the ETS manager to restrict a port user’s actions on the ETS. Ports set this way are called secure ports. If a port is set secure, it cannot see or affect other ports on the system, nor can it use the Set Privileged command.
  • Page 87: Locking A Port

    Unlock password> donut (not echoed) Local> For information on enabling the ETS Lock feature, see Enabling Server-Wide Port Characteristics on page 4-1. To unlock a port without the Lock password, a privileged user must use the Unlock Port command, or log out the port using the Logout command.
  • Page 88: Automatic Logouts

    There are two windows of vulnerability where an attacker could gain unauthorized access to the ETS: the first exists after the ETS hangs up the modem but before the modem dials the user back, and the second exists after a dialback attempt fails but before the ETS reaches the end of its 80-second timeout period.
  • Page 89 If the Dialback call should fail for any other reason before the 80-second timeout (for example, if the number dialed is busy), a second caller may be able to log into the ETS. This possibility can be virtually eliminated by two steps: In the Dialback string itself, issue a command to ignore incoming calls.
  • Page 91: 6: Using The Ets

    6: Using the ETS A connection to a service or host is called a session on that host. One of the most useful features of the ETS is that it allows you to have multiple sessions on different hosts, and gives you easy access to all of them.
  • Page 92: Configuring Your Port

    If you leave connected sessions for long periods of time, a host may log you out. Many hosts are set to log off users after a set period of inactivity; this will not affect your login to the ETS, but you will have to log into the remote host again.
  • Page 93: Connecting To Services

    After configuring and using the ETS in Local mode, you will probably want to connect to remote hosts. A remote host is any host beyond your ETS, whether it is in another country or in the same office as you are.
  • Page 94: Connecting To Telnet Hosts

    Keep in mind that many LAT-supporting terminals and hosts do not have provisions for a Break key that can be used by the ETS. If you plan to connect to a remote host from the ETS and will need to return to Local mode, be sure to set a Local Switch character (see Break on page 6-7).
  • Page 95: Connecting To Local Ports

    Users can connect to local ETS ports. This is useful, for example, when configuring the unit from a serial port. To connect to a local port from an ETS login, use the Connect Local command at the Local> prompt. Figure 6-6: Connecting Locally Local>...
  • Page 96: Connecting To The Server From Unix Hosts

    The command displayed below will attempt a connection through the ETS to service etsname. The service can be local to the ETS or on another host on the network. Either a LAT or a Telnet service can be used; LAT will be tried first.
  • Page 97: Session Management

    A default Telnet service is different from a default LAT service. If you have only a default Telnet service set up but type Connect, you will get an error because there is no default LAT host set up (the ETS will attempt a connection to a LAT host first, but will not find one).
  • Page 98: Disconnect And Resume

    When the Broadcast feature is enabled by your system manager, you can use the Broadcast command to send messages to other users on your ETS by specifying either a port number or a username. If a user is specified, the message will go the user with that name. If there are multiple users with the same name, the message will go to the one with the lowest port number.
  • Page 99: Lock

    Three sets of commands can be used to view ETS status displays. The Show commands show the current availability of hosts and services as well as the state of the ETS, its ports, and the local services. Monitor commands provide a continuous display rather than a one-time look. List commands are provided to show the current setup in permanent memory (that is, the settings that will take effect after the next reboot or logout).
  • Page 100 Using the ETS Show Hosts Displays the TCP/IP hosts known to the ETS. These are hosts that were resolved with a connect attempt, seen with rwho broadcasts, or explicitly added to the host table with the Set/Define Telnet Hosts command.
  • Page 101 Connect/Telnet requests. Show Users Displays the users on the ETS. Each user is shown by name, along with his/her port number and current connection status. Show Version Shows current operating characteristics of the targets.
  • Page 103: 7: Tcp/Ip Host Setup

    The ETS provides three major TCP/IP printing methods: Berkeley remote LPR and Reverse Telnet (RTEL) host software and sockets. All methods provide queueing of jobs if the ETS is busy with another job. If custom queueing software has been designed, raw TCP/IP or Telnet socket connections can be made directly to the ETS ports.
  • Page 104: Lpr Printing

    Because of the way the LPR protocol is typically implemented on the host, the processing options and banner page are sent after the job data itself. The ETS will print a banner page at the end of a job, and cannot support most of the LPR options.
  • Page 105: Lpr Basics

    The example above creates a queue named ETS_PRT. The rm parameter is the name of the ETS in the host’s address file, the rp parameter is the name of the service as it exists on the ETS, and the sd parameter specifies the name of the directory used to hold temporary spooling files.
  • Page 106: Lpr On Windows Nt 3.5.1 (And Later)

    LPR Printing TCP/IP Host Setup Print to the queue using normal lpr commands. Figure 7-4: Printing from a BSD system % lpr -PETS_PRT /etc/hosts 7.2.2 LPR on Windows NT 3.5.1 (and later) This section assumes that TCP/IP, Simple TCP/IP, and Microsoft TCP/IP printing have been installed on the Windows NT host.
  • Page 107 Note: instructions on installing the Microsoft TCP/IP Printing service. Enter the name or IP address of your ETS on the first line, and enter the name of your ETS print ser- vice on the second line. Select the manufacturer and printer type.
  • Page 108: Lpr On Aix Hosts

    LPR Printing TCP/IP Host Setup If applicable, choose Shared and select the type of operating system that the printer will be working with. (First confirm that the print queue is working.) Test the printer by choosing Yes and clicking Finish. 7.2.3 LPR on AIX Hosts LPR is available on machines running IBM’s AIX operating system versions 3.2 and higher.
  • Page 109 Add the following information to the Add a Standard Remote Print Queue dialog box: The name of the print queue to add The name of the ETS unit The name of the ETS service The type of print spooler on the remote server, and A description of the printer on the remote server.
  • Page 110: Lpr On Hp Hosts

    In the Actions pull-down menu, select Add Remote Printer/Plotter. Enter the name of the print queue to add, the name of the ETS unit, and the name of the ETS service Print to this queue using normal lp syntax (see Figure 7-6).
  • Page 111: Lpr On Sun Solaris Hosts

    TCP/IP Host Setup LPR Printing Ensure that the Berkeley remote printing files and executable programs are installed on the host ma- chine. If not, issue the mkdev command to install them. Figure 7-8: Installing Print Files # mkdev rlp The mkdev rlp command should only be installed once. If it is used repeatedly, Note: serious problems will result with the machine.
  • Page 112: Reverse Telnet (Rtel)

    The RTEL software is simply a transport mechanism, and as such, it makes no assumptions about the actual devices attached to the server. Once the software is installed and connections to the ETS have been configured, normal UNIX print commands and queue utilities (such as lpc and lpstat) can be used.
  • Page 113: Queueing With The Rtel Software

    7.3.3 Queueing with the RTEL Software A job can be queued by the host’s print system (lp, lpr, and others) or by the ETS itself. If you are only printing to one queue from one host to one ETS service, the queueing is provided by the host; it will not release a new job to the ETS until the previous job has completed.
  • Page 114: Setting Up The Rtel Backend Filter

    This may explain why a particular host’s queue seems to stop for an extended time. The Show Queue display on the ETS will show the order of jobs pending on the ETS. The host’s lp or lpr utilities must be used to show jobs queued by the host.
  • Page 115 TCP/IP Host Setup Reverse Telnet (RTEL) Figure 7-14: Installing the Backend Filter # cd /usr/spool/rtel # ./mkprt Installing a print queue requires root privileged. Do you want to con- tinue the installation [yes] Please enter the name of the print queue to create: hp4 A printcap entry for hp4 needs to be created.
  • Page 116: Setting Up The Rtel Named Pipe Daemon

    There must be an entry in the options field; use the word “None” if no options are desired. There must also be an entry in the server_hosts file for each ETS print queue you wish to use. You may have multiple UNIX print queues using the same ETS print queue (for example, when you want to use different sets of options) but a UNIX print queue cannot use multiple ETS queues.
  • Page 117 TCP/IP Host Setup Reverse Telnet (RTEL) The command line parameters will be verified when the RTELPD daemon is started. The daemon process will then wait for input to arrive on the pipe device. When input data is detected, a connection attempt will be made to the target terminal server port, and if it is successful, data will start moving through the path.
  • Page 118 Reverse Telnet (RTEL) TCP/IP Host Setup See the supplied RTELPD man page for a complete list and description of the Note: RTELPD options. Figure 7-17: Installing the RTELPD Daemon Process # cd /usr/spool/rtel # ./mkpipe Installing a pipe device requires root privileges. Do you want to continue the installation [yes] This install script will create a named pipe as the interface to the RTEL software.
  • Page 119: Creating A Bsd Print Queue Using Rtelpd

    TCP/IP Host Setup Reverse Telnet (RTEL) 7.3.6 Creating a BSD Print Queue Using RTELPD To create a generic BSD print queue using the RTELPD pipe daemon, Create a named pipe as shown in Figure 7-17. Edit the /etc/printcap file and insert an entry in the following form to create a simple queue. Figure 7-19: Editing the /etc/printcap File rtel_prt:\ :lp=/dev/rtp1:|...
  • Page 120: Rtel Troubleshooting

    7.4 TCP Socket Connections If custom queueing software has been designed, raw TCP/IP (or Telnet) connections can be made directly to the ETS ports. Opening a TCP session to port 30nn will attempt a direct connection to port nn on the Server.
  • Page 121: Postscript Configuration

    TCP/IP Host Setup PostScript Configuration 7.5 PostScript Configuration To print PostScript jobs, you must enable the PostScript attribute on the service being used. Figure 7-22: Enabling the PostScript Attribute Local>> DEFINE SERVICE ETS_P1 POSTSCRIPT ENABLED A very common problem when printing PostScript jobs from UNIX queues is including non-PostScript data, such as header or banner pages, as part of the job.
  • Page 123: 8: Netware Host Setup

    8.1 Access Lists By default, the ETS will only scan local file servers (file servers one hop away) for print queues to service. File servers on non-local Ethernets, such as those with an IPX router between themselves and the ETS, can...
  • Page 124: Printing

    The ETS can process NetWare print jobs either as a printserver (pserver) or via rprinter. When using the pserver method, the ETS logs into a file server and then queries the server for pending print jobs that it can service. When using the rprinter method, the ETS dedicates the printer to a particular file server; the printer is not usable by other file servers or protocols.
  • Page 125: Creating Nds Print Queues With Pconsole

    The Quick Setup option is the easiest way to create NDS print queues with PCONSOLE. The following steps refer to NetWare v4.x or greater. License NDS on your ETS as explained in the Licensing NDS section on page 8-1. Configure the ETS.
  • Page 126: Creating Print Queues With Netware Administrator

    From the main menu choose Quick Setup. The Quick Setup window will appear. Enter the name of the ETS, the name of the service used for printing, the name of the print queue, and any other necessary information at the prompts.
  • Page 127 In the Print Server Name field, enter the name of your Lantronix server. In the Printer Name field, enter the name of the print service configured on your Lantronix serv- In the Print Queue Name field, enter the name of the print queue to create. The name should be meaningful to your users, and will not affect any Lantronix server configuration.
  • Page 128: Creating Bindery Print Queues With Qinst

    NetWare Public directory or ensure that the PATH variable includes the required UNICODE tables. Create a Novell print queue named TESTQ on the ETS. The following example uses an ETS named ETS_xxxxxx with a service named ETS_xxxxxx_PCL. Figure 8-11: Creating Novell Print Queue F:\>...
  • Page 129: Installing A Print Queue Using Pconsole

    Figure 8-15: Entering ETS Name Enter Print Server Name: LAB_ETS This is the name that the ETS will log in as when querying the file server’s print queues. If you later change the ETS name, you will need to update the file server(s).
  • Page 130 Available Options Change Current File Server Print Queue Information Print Server Information Select the ETS name (LAB_ETS) and press Enter. The menu shown in Figure 8-18 appears. Figure 8-18: Print Server Information Menu Print Server Information Change Password Print Queue Full Name...
  • Page 131: Configuring Rprinter

    Only one rprinter node can be configured on the ETS, but multiple ports on the ETS can be tied to queues on that...
  • Page 132 Figure 8-25: Queue Name Example New Print Queue Name: TESTQ The name does not have to be related to the name of the ETS resources, but should be short and easy to remember. Highlight the queue you just entered and press Enter to configure the queue itself.
  • Page 133 Figure 8-28: Print Server Information Option Available Options Change Current File Server Print Queue Information Print Server Information Select the ETS name from the list of print servers and press Enter. Figure 8-29: Available Print Servers Print Servers LAB_ETS LABPRT_S1...
  • Page 134 Printing NetWare Host Setup Select Print Server Configuration and press Enter. Figure 8-30: Print Server Configuration Option Print Server Information Change Password Full Name Print Server Configuration Print Server ID Print Server Operators Print Server Status/Control Print Server Users Select Printer Configuration and press Enter. Figure 8-31: Printer Configuration Option Print Server Configuration File Servers to be Serviced...
  • Page 135 NetWare Host Setup Printing Highlight the Type field and press Enter. You should see the following menu: Figure 8-34: Printer Types Menu Printer Types Parallel, LPT1 Parallel, LPT2 Serial, COM 1 Serial, COM 2 Remote Parallel, LPT1 Remote Parallel, LPT2 Remote Serial, COM 1 Remote Serial, COM 2 Highlight Remote Serial, Com 1 and press Enter.
  • Page 136 F:> PSERVER pserver_name At this point, the ETS will connect the port to the rprinter file server, and the port is ready to print from NetWare. The port will be unavailable for other protocols to use. If the ETS does not connect within one minute, use the Set/Define Protocols NetWare Reset command to force the ETS to re-scan the NetWare connections.
  • Page 137: Pcl

    Verify that the login password on the If necessary, change the password on the ETS. Unless the ETS and the queue password on the file passwords match, the ETS will not be able to log into file server match. servers to scan for jobs.
  • Page 138: Nds Print Queue Troubleshooting

    2, 3 Unexpected response from file server. Report the problem to Lantronix Technical Support. No printers found for the print server. Check to make sure that there are printers for the print server and the printer names match the service names on the print server.
  • Page 139 NetWare Host Setup Troubleshooting The following errors may be received from the file server. Table 8-3: NDS Errors from the File Server Code Failure code meaning Remedy None needed. fffffda7 Object could not be found in Check the print server name, dscontext, and the given context.
  • Page 140: Netware Host Troubleshooting

    Troubleshooting NetWare Host Setup 8.6.3 NetWare Host Troubleshooting Table 8-4: NetWare Host Troubleshooting (Bindery Mode) Area to Check Explanation The server and queue names Use PCONSOLE to check. match the server and service name NetWare access table Scanning too many file servers can cause a delay between jobs.Configure the access list to only scan for jobs on the file servers of interest.
  • Page 141 NetWare Host Setup Troubleshooting Table 8-6: NDS Errors from the File Server Failure Failure code meaning Remedy code Success None. 0xfffffda7 Object could not be found Check the print server name, dscontext, and dstree to in the given context make sure that the printer server is set up correctly with PCONSOLE.
  • Page 143: 9: Lat Host Setup

    Once the port has been created, VMS users can use port LTAnnnn to connect to the ETS. When the port is used as the target of an application, such as a print queue, a LAT connection with the service will be attempted.
  • Page 144: Printing To A Service

    9.1.2 Printing to a Service Printing using a LAT service requires the creation of three items: a LAT service on the ETS, a LAT device (application port) that references the print resource, and a print queue that uses the LAT application port Set up the print service on the ETS as shown in the example below.
  • Page 145: Printing Postscript

    LCP> SET PORT LTA1234/NODE=server1/SERVICE=printer1 LCP> EXIT The ETS name must match the name in the /Node field in the LATCP Set Port command shown above. The service names specified must also match. In addition, you may want to use the following commands on the ETS to set up terminal characteristics for the print device.
  • Page 146: Printing Using Dcps Software

    The ETS is able to translate RLAT jobs into RTEL jobs to another terminal server. The LAT host and local ETS should be on the same network, but the remote ETS to which the print device is attached needs only to be accessible via TCP/IP.
  • Page 147: The Ets$Configd Download Server

    The example above will create the target service on port 7 and configure it to accept network connections. The local ETS must be able to resolve the IP address of the remote ETS in order for the RTEL connection to work.
  • Page 148: Troubleshooting

    Command Reference chapter for more details. The ETS must be able to find the VMS host in order to utilize the download process. If the node limit on the ETS is set to zero, it may not be able to locate the VMS host. For downloading to work reliably, ensure that the ETS node limit is non-zero.
  • Page 149 As a last resort, connect a terminal to the port and see if data is appearing on the terminal when a print job is attempted. You can also try connecting to the service locally to see if the ETS is configured properly.
  • Page 150: Vms Host Troubleshooting

    Area to Check Explanation The ETS IP address and name are Telnet to the ETS using the name in the host file and verify entered in the host file that the ETS name is resolvable and that the ETS is reachable via the network.
  • Page 151 LAT licensing To use LAT you must obtain a LAT license from your dealer or from Lantronix. Then use the Define Protocol LAT License command on your ETS. The LAT symbiont is specified as the Use the VMS command Show Queue/Full queue_name to queue process on the VMS host see the queue characteristics.
  • Page 153: 10: Appletalk Host Setup

    An ETS servicing AppleTalk print queues must have the AppleTalk protocol enabled (the default). To verify that AppleTalk is enabled, enter the List Protocols command. The ETS advertises its attached printers as LaserWriters. The ETS and its printers can be assigned to a specific zone with the Define Protocols AppleTalk Zone command.
  • Page 154: Macintosh Service Configuration

    Once you’ve created the service, it should be visible in the Chooser of any Macintosh that is in the same zone as the ETS. If you have multiple zones on your network, the service will appear in the de- fault zone specified by the AppleTalk router.
  • Page 155: Troubleshooting Macintosh Printing

    ETS and watch the output. Also, there is no way to “connect” to the ETS port and talk to the printer via AppleTalk—you need to do so via LAT or Telnet.
  • Page 156: Error Messages

    If you can connect to the printer service on the ETS via LAT or TCP/IP, try typing some keys to the printer and pressing Return. The printer will typically respond with a PostScript error message like that shown in the following figure.
  • Page 157: Host Troubleshooting

    AppleTalk Host Setup Troubleshooting Macintosh Printing It is also possible to connect to the service port via the Connect Local command. Figure 10-5: Connecting to a Local Service Port Local>> Connect Local 10.3.2 Host Troubleshooting Table 10-2: AppleTalk Host Troubleshooting Area to Check Explanation The printer is available to be...
  • Page 159: 11: Lan Manager Host Setup

    To verify that LAN Manager is enabled, enter the List Protocols command. 11.1 Printing Methods Command line users can configure the ETS to use the Berkeley remote LPR software. See LPR on Windows NT 3.5.1 (and later) on page 7-4 for LPR configuration instructions. The following sections cover DLC and NetBIOS protocol configuration for Windows NT hosts.
  • Page 160 All known DLC nodes will be listed in the Card Address box. Select the ETS hardware address. Enter a name to be associated with this address in the Name box. Click the Timers button. The following dialog box will appear: Figure 11-5: Timers Dialog Box Click the Job Based radio button and click OK.
  • Page 161: Netbios

    Local_1>> SET SERVICE NTX LANMANAGER ENABLED PORT 2 11.1.2.1 Redirecting a Port Redirecting allows a user to use a service on the ETS as if the ETS serial or parallel port were on the host machine. To print from NetBIOS, you will need to redirect a port: Choose one of the lpt ports to redirect (typically the ports to choose from will be lpt1 through lpt4).
  • Page 162: Windows Nt Troubleshooting

    By default, the timeout period is set to 45 seconds. If you have a slow printer, this timeout period may not be long enough; Windows NT may time out your print job when it’s queued to the ETS. To change the timeout period, see the Settings dialog box in Windows NT.
  • Page 163: 12: Command Reference

    When the command completion feature is enabled, pressing the Tab key or the space bar will prompt the ETS to complete a partially-typed command for you, which can both save time and reduce errors. If the user- entered characters are ambiguous, the ETS will alert you with a beep. Command completion is disabled by default.
  • Page 164: Command Line Editing

    RLOGIN hostname Forces a connection from a ETS port to a LAT or Telnet service. Attach is similar to the Connect command, except that Connect works with the port your terminal is attached to; Attach works with a different port.
  • Page 165 Command Reference Attach Port Parameters Specify which ETS port to use for the connection. Logged-in and virtual ports cannot be Attached. service Specifies a dedicated LAT service to be used for the connection. The optional parameters can be used in any combination, and multiple parameters can be included in one command line.
  • Page 166: Backwards

    Sends a message to one port, all ports, or a particular user on the ETS. This command can only be used if broadcasts have been enabled on the ETS. The sender will be notified if a message is not received.
  • Page 167: Clear/Purge Commands

    Command Reference Clear/Purge Commands Port number The broadcast is sent to the single specified port. username The broadcast is sent to any port that is logged in with the specified username. If multiple users on different ports specify the same username, the message will be sent to all of them.
  • Page 168: Clear/Purge Ipsecurity

    Clear/Purge Commands Command Reference 12.7.3 Clear/Purge IPsecurity CLEAR IPSECURITY PURGE IPaddress Removes an entry, or all entries, from the IP security table. Applies To EPS4, ETS4P, ETS8, ETS8P, ETS16, ETS16P Restrictions You must be the privileged user to use this command. Errors Clear IPsecurity will return an error if the specified entry isn’t found, or if All is specified and no IP security entries have been configured.
  • Page 169: Clear/Purge Protocol Netware Access

    CLEAR LOCAL SERVICE PURGE service Removes a defined service from the ETS. The login service can not be deleted via the Clear/Purge commands—you must use Set/Define Server Incoming to remove them. Applies To EPS4, ETS4P, ETS8, ETS8P, ETS16, ETS16P Restrictions You must be the privileged user to use this command.
  • Page 170: Clear/Purge Slip

    PURGE Removes a TCP/IP host entry from the ETS table of known hosts. If the cleared host was seen through the rwho facility, it will reappear as soon as that machine broadcasts again. A host will also reappear if a user connects to it.
  • Page 171: Close

    Command Reference Close Errors Clear Hosts will fail if there are active Telnet connections on the ETS. Parameters HostName Removes only the specified host. Removes all entries from the host table. Examples Local> CLEAR HOSTS “alex” See Also Set/Define Telnet Hosts, page 12-99; Show/Monitor/List [Telnet] Hosts, page 12-113;...
  • Page 172 Connect Command Reference Applies To EPS4, ETS4P, ETS8, ETS8P, ETS16, ETS16P Parameters [LAT] servicename The LAT option is provided for cases where a LAT service happens to be named Telnet or Rlogin. Otherwise, the service name would be used as a command keyword.
  • Page 173: Crash 451

    Strings, page 2-15. 12.11 Crash 451 CRASH 451 Immediately reboots the ETS. All users are logged off and sessions are disconnected. If upline dumping is enabled, the ETS generates a dump file on the VMS load host before rebooting. Applies To...
  • Page 174: Disconnect

    Shows information about user username on the ETS. username@host Shows information regarding user username on the specified TCP/IP host. @host Shows all users currently connected to the specified TCP/IP host. To see a list of processes running on the ETS, use the command “finger finger.” Note: 12-12...
  • Page 175: Forwards

    Command Reference Forwards Examples Local> FINGER Local> FINGER bob Local> FINGER @hydra Local> FINGER bob@hydra Local> FINGER FINGER See Also Show/Monitor Users, page 12-113. 12.16 Forwards FORWARDS Switches from the current session to the next session in the session list. Repeating the command will cycle you forward in time through the active sessions, which can be viewed with the Show Sessions command.
  • Page 176: Initialize

    NOBOOT RELOAD Resets the ETS or cancels a pending Initialization. When reset, the ETS loses all changes made using Set commands unless corresponding Define or Save commands were also entered. Initialization options can be used in any order or combination.
  • Page 177: Jobs

    List is similar to the Show command, except that List displays defined (permanent) characteristics, which may or may not be the same as those currently set (temporary). List shows settings that will take effect the next time the ETS is initialized. Each List command is documented together with its corresponding Show command.
  • Page 178: Lock

    Lock Command Reference 12.23 Lock LOCK Locks a port without disconnecting sessions. The user is queried for a password (6 characters maximum, alphanumeric only), and will be asked to verify it. The password and verification are not displayed. The port is then locked until the correct password is used to unlock it.
  • Page 179: Mode

    Command Reference Mode 12.26 Mode MODE COM SerPort: baudrate ,parity ,charsize ,stopbits The Mode command is provided for DOS compatibility; it configures the serial port parameters with both a Set and a Define command. Note that there should be no spaces between parameters. Applies To EPS4, ETS4P, ETS8, ETS8P, ETS16, ETS16P Restrictions...
  • Page 180: Open

    Installation Guide. 12.31 Purge Purge commands permanently remove an entry (service or IP host) from the ETS’s database when the unit is rebooted. Purge does not affect the current operating characteristics. The one exception to this rule is the Purge SLIP command, explained next.
  • Page 181: Remove Queue

    Purge SLIP will return an error if the specified port does not have SLIP enabled, or if the IP address specified is not associated with that port. Parameters Clears all of the SLIP settings for the ETS (entries for all ports and the Default ETS setting). Port portnum Clears the SLIP entry for the specified port only.
  • Page 182: Resolve

    Resolve Command Reference Examples Local> REMOVE QUEUE ALL Local> REMOVE QUEUE ENTRY 5 Local> REMOVE QUEUE NODE opus Local> REMOVE QUEUE SERVICE MODEM See Also Show/Monitor/List Protocols, page 12-104. 12.33 Resolve RESOLVE hostname Attempts to resolve a TCP/IP name from the local host table and/or network nameserver. Applies To EPS4, ETS4P, ETS8, ETS8P, ETS16, ETS16P Errors...
  • Page 183: Save

    Save command after you have configured a port, service, server or printer. For example, Save Service “print4me” will save any options configured with Set commands for a service named “print4me” since the ETS booted. You cannot save the login service; you must use the Define Server Incoming Note: command to make it permanent.
  • Page 184: Send

    Send Command Reference Service Saves all entered Set Service commands for all local services or the named service. If used without the All or name parameters, the local service characteristics are saved. SNMP Saves all parameters associated with SNMP. See Also Set and Define, page 3-4.
  • Page 185: Set/Define Dialback

    If a modem is connected to the port, a user can dial into the ETS, enter his username, and then have the ETS log him out and call him back at a particular phone number.
  • Page 186 An address with a 0 in any segment implies Incoming and Outgoing Disabled. An address with a 255 in any segment applies to all the addresses in that range. Both Restricts logins from the network into the ETS and Telnet sessions to the network from the ETS. Incoming Restricts logins from the network into the ETS, and connections to the serial port.
  • Page 187: Set/Define Logging

    SECURITY SYSTEM Controls error and event logging on the ETS. A destination host must be defined before logging levels can be configured. If the host is disabled, the configured logging events will be saved, and will take effect when the host is re-enabled.
  • Page 188: Set/Define Menu

    Set/Define Menu Command Reference Examples Local> SET LOGGING HOST phred: Local> SET LOG HOST CONSOLE COMMANDS ENABLED SECUR ENABLED See Also Show/Monitor/List Logging, page 12-101; Event Logging, page 4-18. 12.41 Set/Define Menu ItemNum String Command MENU DEFINE TITLE TitleString Configures the menu and command strings for the menu handler. Each menu string is specified with a command string that is executed if the user selects that menu entry.
  • Page 189: Set/Define Port Commands

    Command Reference Set/Define Port Commands 12.43 Set/Define Port Commands 12.43.1 Define Port Access DYNAMIC LOCAL PortList DEFINE PORT ACCESS NONE REMOTE Sets the type of connections allowed to the port. Autobaud must be disabled for Remote and Dynamic ports. Note: Applies To EPS4, ETS4P, ETS8, ETS8P, ETS16, ETS16P Restrictions...
  • Page 190: Set/Define Port Authorized Groups

    Set/Define Port Commands Command Reference 12.43.2 Set/Define Port Authorized Groups ENABLED PortList PORT AUTHORIZED GROUPS DEFINE grouplist DISABLED Adds (Enabled) or deletes (Disabled) groups from the list of service groups that are accessible to a port. Use service groups to restrict access to services on a per-port basis; the authorized groups are the only groups a port can see.
  • Page 191: Set/Define Port Autoconnect

    Command Reference Set/Define Port Commands Errors Autobaud will not work for all parity/baud combinations—it will only function if the port is using either 8-bit characters with no parity or 7-bit characters with even parity, and for baud rates from 1200 through 38400. Parameters PortList/All Specifies a particular port or group of ports, or all ports.
  • Page 192: Set/Define Port Autoprompt

    Set/Define Port Commands Command Reference 12.43.5 Set/Define Port Autoprompt ENABLED PortList PORT AUTOPROMPT DEFINE DISABLED Automatically displays a login prompt upon connection to a LAT login service. If disabled, the user must press the <Return> key first. This option is not applicable to TCP/IP connections, which should always display a login prompt upon connection.
  • Page 193: Set/Define Port Backward

    Command Reference Set/Define Port Commands Examples Local> SET PORT 4 AUTOSTART ENABLED See Also Set/Define Port Preferred, page 12-46; Show/Monitor/List Ports, page 12-102. 12.43.7 Set/Define Port Backward character PortList PORT BACKWARD SWITCH DEFINE NONE Allows the user to define a key that switches to the previous session without entering local mode. From local mode, typing the key functions as if the Backward command were entered.
  • Page 194: Set/Define Port Broadcast

    In the absence of a PortList or the All parameter, the configuration will affect the Note: current port only. Local The Break key is processed by the ETS; the user is returned to Local mode. Remote The Break key is passed through to the remote service. Disabled The Break key does nothing.
  • Page 195: Set/Define Port Character Size

    DEFINE DISABLED Enables or disables the command completion feature. If enabled, the ETS will attempt to complete partially typed command words when the user presses the Space or Tab key. If the entry is ambiguous (or if the user types an option), the ETS will send a beep to the terminal.
  • Page 196: Set/Define Port Dedicated

    The user cannot return to local mode or issue server commands. Upon exiting the remote service, the user is logged out of the ETS. Configuring any dedicated service or host will clear any preferred services or hosts.
  • Page 197 Command Reference Set/Define Port Commands Parameters PortList/All Specifies a particular port or group of ports, or all ports. Port numbers are specified with integers between 1 and the total number of physical ports. Lists of ports must be separated by commas. Ranges of ports must be separated by a dash (-).
  • Page 198: Set/Define Port Dialback

    If the given username is not in the table, the port is logged out. If it is in the table, the port is logged out, but the ETS sends the dialback string to the port and awaits a second login. Typically the dialback string will cause a modem attached to the port to call the user back at a certain telephone number for security reasons.
  • Page 199: Set/Define Port Dialup

    DIALUP DEFINE DISABLED Sets the Dialup characteristic for a port. The ETS does not pay attention to this flag, but passes it on to the host for LAT connections. The remote host can use it appropriately. Applies To EPS4, ETS4P, ETS8, ETS8P, ETS16, ETS16P Restrictions This command requires privileged status.
  • Page 200: Set/Define Port Dtrwait

    DISABLED If enabled, the ETS will not assert the DTR signal on the serial port until either a user logs into the port or the port is connected to via a service or Telnet connect. When the port is idle, DTR will not be asserted.
  • Page 201: Set/Define Port Flow Control

    Command Reference Set/Define Port Commands 12.43.17 Set/Define Port Flow Control DISABLED PortList PORT FLOW CONTROL ENABLED DEFINE NONE Sets the type of flow control on the port, and whether flow control should be enabled for the port. For example, you can set the type of flow control to DSR/DTR, but have it disabled when you don’t want flow control.
  • Page 202: Set/Define Port Forward

    Set/Define Port Commands Command Reference 12.43.18 Set/Define Port Forward character PortList PORT FORWARD SWITCH DEFINE NONE Defines a key which allows the user to switch to the next session without entering Local mode. In local mode, the forward key functions as if the Forward command had been typed. Applies To EPS4, ETS4P, ETS8, ETS8P, ETS16, ETS16P Parameters...
  • Page 203: Set/Define Port Inactivity Logout

    Command Reference Set/Define Port Commands Parameters PortList/All Specifies a particular port or group of ports, or all ports. Port numbers are specified with integers between 1 and the total number of physical ports. Lists of ports must be separated by commas. Ranges of ports must be separated by a dash (-).
  • Page 204: Set/Define Port Loss Notification

    ETS, where a local break key does not exist. It will function the same as the Break key, except that it will be ignored by the ETS if a session is set up as Passall or Passthru.
  • Page 205: Set/Define Port Menu

    DISABLED Specifies whether modem control lines are to be used. Modem Control must be disabled to use DSRlogout. Modem Control implies DSRlogout, in that the ETS will attempt to log out any connections if the port’s DSR signal drops. Applies To EPS4, ETS4P, ETS8, ETS8P, ETS16, ETS16P The EPS4, ETS8 and ETS16 only support DSR/DTR.
  • Page 206: Set/Define Port Name

    PORT NAME portname DEFINE Sets a unique name for each port. Remote LAT connections to the ETS can use either a service name or the port name to identify a port for connection purposes. Applies To EPS4, ETS4P, ETS8, ETS8P, ETS16, ETS16P Restrictions You must be the privileged user to use this command.
  • Page 207: Set/Define Port Passflow

    Software Flow Control (XON/XOFF), page 5-3. 12.43.28 Set/Define Port Password ENABLED PortList PORT PASSWORD DEFINE DISABLED Controls whether a password is needed to log into the ETS from this port. The Set/Define Server Login Password command is used to set the password itself. 12-45...
  • Page 208: Set/Define Port Preferred

    TELNET hostname :EnvString NONE Specifies a default service (either LAT or Telnet) for this port. The ETS will attempt to use the preferred service for Autoconnecting, and when no service name is specified in a Connect, Telnet, or Rlogin command. Note that via the environment string, a preferred host can be connected to via Rlogin, not just Telnet.
  • Page 209 Command Reference Set/Define Port Commands ServiceName Specify a LAT service for the Preferred connection. The Service keyword is optional. Destination port Specifies a connection to a particular port on the dedicated host. Node NodeName Specifies a connection to a particular node on the dedicated host. Environment EnvString Sets up the connection environment before the session is started.
  • Page 210: Set/Define Port Printer

    PRINTER DEFINE DISABLED Controls whether the ETS will check to make sure the port is online before sending data to it. In the case of serial ports, online is defined as the presence of the DSR signal. Applies To EPS4, ETS4P, ETS8, ETS8P, ETS16, ETS16P Restrictions You must be the privileged user to use this command.
  • Page 211: Set/Define Port Remote Configure

    DEFINE DISABLED Controls whether actions on a remote LAT/VMS host are allowed to affect the local port on the ETS. If this feature is enabled, the VMS Set Term/Speed command, for instance, will change the terminal server port (using LAT) to the specified speed.
  • Page 212: Set/Define Port Session Limit

    Limits the number of active sessions on a port. The maximum allowed sessions on any one port cannot exceed the server session limit (8). To view the server session limit, enter the Show ETS command. Applies To EPS4, ETS4P, ETS8, ETS8P, ETS16, ETS16P Restrictions You must be the privileged user to use this command.
  • Page 213: Set/Define Port Slip

    Command Reference Set/Define Port Commands Parameters PortList/All Specifies a particular port or group of ports, or all ports. Port numbers are specified with integers between 1 and the total number of physical ports. Lists of ports must be separated by commas. Ranges of ports must be separated by a dash (-).
  • Page 214: Set/Define Port Stop

    Set/Define Port Commands Command Reference Applies To EPS4, ETS4P, ETS8, ETS8P, ETS16, ETS16P Restrictions You must be the privileged user to use this command. Parameters PortList/All Specifies a particular port or group of ports, or all ports. Port numbers are specified with integers between 1 and the total number of physical ports.
  • Page 215: Set/Define Port Telnet Pad

    Command Reference Set/Define Port Commands 12.43.39 Set/Define Port Telnet Pad ENABLED PortList PORT TELNET PAD DEFINE DISABLED Determines whether the server will automatically pad carriage returns with null characters during Telnet sessions. It is enabled by default. Applies To EPS4, ETS4P, ETS8, ETS8P, ETS16, ETS16P Restrictions You must be the privileged user to use this command.
  • Page 216: Set/Define Port Type

    Set/Define Port Commands Command Reference See Also Show/Monitor/List Ports, page 12-102; Terminal Type, page 5-13. 12.43.41 Set/Define Port Type ANSI PortList PORT TYPE SOFTCOPY DEFINE HARDCOPY Describes the type of device connected to the port. Applies To EPS4, ETS4P, ETS8, ETS8P, ETS16, ETS16P Parameters PortList/All Specifies a particular port or group of ports, or all ports.
  • Page 217: Set/Define Port Verification

    VERIFICATION DEFINE DISABLED Determines whether the ETS will issue informational messages whenever a session is connected, disconnected, or switched. It is disabled by default. Dedicating a port will disable port verification. See Set/Define Port Dedicated on page 12-34 for more information.
  • Page 218: Set Privileged/Noprivileged

    DISABLED PROTOCOLS APPLETALK DEFINE DEVICETYPE name ZONE ZoneName Enables or Disables the AppleTalk protocol on the ETS, and allows placement of the ETS into a zone other than the default when there is more than one available AppleTalk zone. 12-56...
  • Page 219: Define Protocols Ip

    DISABLED Enables or Disables the IP protocol, and allows configuration of other IP parameters. Some parameters may be duplicates of Set ETS commands; the functionality is identical. See the Set ETS commands for descriptions of the parameters not explained here.
  • Page 220: Define Protocols Lan Manager

    DISABLED DEFINE LicenseString Enables or Disables the LAT protocol, and allows the ETS administrator to enter the string needed to enable LAT functionality. The license number must be entered before any LAT functionality is available. Applies To EPS4, ETS4P, ETS8, ETS8P, ETS16, ETS16P Restrictions You must be the privileged user to use this command.
  • Page 221: Set/Define Protocols Netware

    Enabled/Disabled can only be configured using the Define command. Parameters Access Allows configuration of a list of fileservers that the ETS will contact for print jobs. By default, only fileservers on the local network will be queried; this command can be used to add or remove additional fileservers.
  • Page 222 Encapsulation In conjunction with the Routing option, this option configures which frame types the ETS will pay attention to. When routing is enabled, all frame types are enabled; any undesired frame types may then be disabled with this command. When routing is disabled, all frame types are disabled; the desired single frame type may then be enabled using this command.
  • Page 223 Command Reference Set/Define Protocols Commands Network Sets the internal network number for the ETS. This number becomes the ETS’s address when routing packets between nodes speaking different NetWare frame types. Under normal circumstances, the default internal network number should not have to be changed.
  • Page 224: Set/Define Server Commands

    Set/Define Server Commands Command Reference Routing Configures whether the ETS will act as an internal router. If routing is enabled, the ETS advertises all of its NetWare services as part of an internal network and itself as a “router” to that network.
  • Page 225: Set/Define Server Bootgateway

    Command Reference Set/Define Server Commands 12.46.2 Set/Define Server Bootgateway SERVER BOOTGATEWAY IPaddress DEFINE Specifies a server to send packets to when downloading code so that units can boot without needing proxy arp on the router. This is not the loadhost—the packets will be addressed to the loadhost, but will be physically set to the bootgateway host.
  • Page 226: Set/Define Server Buffering

    SERVER BUFFERING buffersize DEFINE Specifies the size of buffer (in bytes) to use for network connections. The ETS’s default setting should be sufficient for most cases. The size can be increased for larger data transfers such as file transfers or printing.
  • Page 227: Set/Define Server Console

    Command Reference Set/Define Server Commands 12.46.7 Set/Define Server Console SERVER CONSOLE PORT PortNum DEFINE Specifies which of the server’s ports acts as the console port. The console receives all error messages and is the only port that is enabled at boot time. Note that changing the console port settings (such as baud rate or parity) while the server is in operational mode will also change the boot mode settings.
  • Page 228: Set/Define Server Gateway

    Set/Define Server Commands Command Reference Enables or disables querying for a DHCP host at system boot time. Applies To EPS4, ETS4P, ETS8, ETS8P, ETS16, ETS16P Restrictions You must be the privileged user to use this command. Errors Configuring an IP address will automatically disable DHCP. Enabling DHCP will remove the IP address saved in NVR.
  • Page 229: Set/Define Server Host Limit

    SERVER HOST LIMIT DEFINE NONE Configures the maximum number of TCP/IP hosts about which the ETS will keep information. Only hosts seen with rwho broadcasts are subject to this limit. Applies To EPS4, ETS4P, ETS8, ETS8P, ETS16, ETS16P Restrictions You must be the privileged user to use this command.
  • Page 230: Set/Define Server Inactivity Timer

    NONE NOPASSWORD PASSWORD Allows or denies incoming LAT or Telnet connections and enforces password protection, if desired. The Show ETS command shows the status of incoming connection parameters. Applies To EPS4, ETS4P, ETS8, ETS8P, ETS16, ETS16P Restrictions You must be the privileged user to use this command.
  • Page 231: Set/Define Server Ipaddress

    SERVER IPADDRESS IPaddress DEFINE Sets the ETS’s IP network address. The IP address must be set before any TCP/IP connectivity is available (i.e., Telnet, Rlogin, and Reverse Telnet) and before EZWebCon can be used. It cannot be changed when there are active TCP/IP sessions. A default subnet mask will also be created when you set the IP address; it can be overridden with the Set ETS Subnet Mask command.
  • Page 232: Set/Define Server Keepalive Timer

    Show/Monitor/List Server, page 12-108; Server Identification, page 4-3. 12.46.18 Set/Define Server Loadhost SERVER SECONDARY LOADHOST IPaddress DEFINE Specifies the TCP/IP host from which the ETS requests its runtime code. For LAT-loading ETSs, this command has no function. Applies To EPS4, ETS4P, ETS8, ETS8P, ETS16, ETS16P Restrictions You must be the privileged user to use this command.
  • Page 233: Set/Define Server Lock

    DEFINE Specifies the password that is used to log into the ETS from a serial port or the network when Port Password is Enabled. If the password is not given on the command line, the user will be prompted for it; it will not be displayed when typed.
  • Page 234: Set/Define Server Maintenance Password

    12.46.21 Set/Define Server Maintenance Password SERVER MAINTENANCE PASSWORD passwd DEFINE Specifies the password that allows remote NCP connections to the ETS. The maintenance password is only used by the MOP protocol itself; it is not needed for user-level logins. Applies To...
  • Page 235: Set/Define Server Name

    You must be the privileged user to use this command. Parameters ServerName Enter a string of up to 16 alphanumeric characters. The ETS name string must be enclosed in quotes to preserve case. Note: See Also Show/Monitor/List Server, page 12-108; Changing the Server Name, page 3-5.
  • Page 236: Set/Define Server Netware Loadhost

    SERVER NETWARE PRINTSERVER DEFINE NONE Used to specify the name of the print server VAP/NLM running on the NetWare file server. This is necessary when setting up the ETS as an RPRINTER client. Applies To EPS4, ETS4P, ETS8, ETS8P, ETS16, ETS16P Restrictions You must be the privileged user to use this command.
  • Page 237: Set Server Netware Reset

    NONE Sets the maximum number of LAT service nodes about which the ETS will keep information. If the new limit is less than the current limit and the service table is full, the number of nodes will be slowly pruned down to the new value.
  • Page 238: Set/Define Server Privileged Password

    SERVER PRIVILEGED PASSWORD passwd DEFINE Sets the password for becoming the privileged user or “superuser” of the ETS. If the password is not specified on the command line, the user will be prompted for it (it will not be displayed).
  • Page 239: Set/Define Server Queue Limit

    A value between 0 and 32 (the default). If 0 is specified, queueing is not allowed and only the user with possession of the service may use it. None There will be no limit except for the ETS’s memory constraints. Examples Local> DEFINE SERVER QUEUE LIMIT 4 See Also Show/Monitor/List Server, page 12-108;...
  • Page 240: Set/Define Server Rarp

    Parameters Always The ETS will reload flash each time it boots. Default The ETS will only reload flash when told to do so (the default). See Also Initialize, page 12-14; Reloading Operational Software, page 3-7. 12.46.35 Set/Define Server Retransmit Limit...
  • Page 241: Set/Define Server Rlogin

    SERVER SERIALDELAYnum DEFINE Changes the amount of time the ETS will wait before sending data out to the network after a connection has been made to the serial port. When a network connection has been established and the first serial character is received, a timer starts.
  • Page 242: Set/Define Server Service Groups

    SERVER SERVICE GROUPS DEFINE GroupList DISABLED Establishes the LAT group numbers of the services provided by this ETS, and whether groups should be added to the list (Enabled) or removed from the list (Disabled). Applies To EPS4, ETS4P, ETS8, ETS8P, ETS16, ETS16P Restrictions You must be the privileged user to use this command.
  • Page 243: Define Server Silentboot

    DEFINE DISABLED Causes the unit to attempt to boot without sending any status messages to the console port (unless there are errors). By default, the ETS prints status messages. This command only works with BOOT ROM versions. Note: Applies To...
  • Page 244: Set/Define Server Software

    DEFINE Specifies the name of the download software file (if any) that the ETS will attempt to load at boot time. For IP- or LAT-loading hosts, this is the file that will be requested at boot time. For TFTP loading, you can also specify the complete pathname of the file if it is located in a directory other than the default.
  • Page 245: Set/Define Server Subnet Mask

    Set/Define Server Commands Both the Telnet and NCP consoles are available at the time the ETS attempts to download the startupfile; if there is a problem with the download, you can still log into the ETS and determine what went wrong.
  • Page 246: Set/Define Server Uucp

    DEFINE DISABLED Determines whether the ETS will use the UUCP handler. If enabled, the ETS will listen to TCP/IP port 540 and attempt to connect any logins there to a service called “UUCP” (typically a serial line with an attached modem).
  • Page 247: Set/Define Service Appletalk

    SERVICE ServiceName BANNER DEFINE DISABLED Specifies whether the ETS will print a banner page before starting a print job. Banners should be disabled (the default) for all PostScript and plotter (binary) data. Applies To EPS4, ETS4P, ETS8, ETS8P, ETS16, ETS16P Restrictions You must be the privileged user to use this command.
  • Page 248: Set/Define Service Binary

    SERVICE ServiceName DLC DEFINE DISABLED Specifies that the service will handle DLC print requests from Windows NT hosts. Note that only one service on the ETS can have DLC enabled at any time. Applies To EPS4, ETS4P, ETS8, ETS8P, ETS16, ETS16P Restrictions You must be the privileged user to use this command.
  • Page 249: Set/Define Service Formfeed

    ENABLED SERVICE ServiceName FORMFEED DEFINE DISABLED Determines whether the ETS will append a formfeed to the end of any LPR print jobs. Applies To EPS4, ETS4P, ETS8, ETS8P, ETS16, ETS16P See Also Clear/Purge Service, page 12-7; Show/Monitor/List Services, page 12-111;...
  • Page 250: Set/Define Service Lan Manager

    SERVICE ServiceName LAT DEFINE DISABLED Enables or disables LAT access to the specified service. LAT must be licensed to use LAT functionality on multiport ETS’s. Applies To EPS4, ETS4P, ETS8, ETS8P, ETS16, ETS16P Restrictions You must be the privileged user to use this command.
  • Page 251: Set/Define Service Password

    Command Reference Set/Define Service Commands 12.47.12 Set/Define Service Password passwd SERVICE ServiceName PASSWORD DEFINE NONE Specifies an access password that users must enter to connect to the service. If the password is not given on the command line, the user will be prompted for it. Applies To EPS4, ETS4P, ETS8, ETS8P, ETS16, ETS16P Restrictions...
  • Page 252: Set/Define Service Postscript

    SERVICE PSCONVERT DEFINE DISABLED Controls whether the ETS will place a PostScript wrapper around each job. The ETS will try to detect if the job is already PostScript, in which case it would not add an additional wrapper. Applies To...
  • Page 253: Set/Define Service Soj

    Command Reference Set/Define Service Commands See Also Clear/Purge Service, page 12-7; Show/Monitor/List Services, page 12-111; Reverse Telnet (RTEL), page 2-13. 12.47.17 Set/Define Service SOJ StartString SERVICE ServiceName SOJ DEFINE NONE Specifies a string to be sent to the attached device at the start of every access, regardless of network protocol. Applies To EPS4, ETS4P, ETS8, ETS8P, ETS16, ETS16P Restrictions...
  • Page 254: Set/Define Service Telnetport

    Set/Define Service Commands Command Reference 12.47.19 Set/Define Service Telnetport portnum SERVICE ServiceName TELNETPORT DEFINE NONE Specifies a TCP listener socket for this service. TCP connections to the socket are accepted or rejected based on the availability of the service. Unlike the TCPport option, a Telnetport socket will perform Telnet IAC negotiations on the data stream.
  • Page 255: Set Session Commands

    Set Session Newline, page 12-94; Set Session Passall, page 12-95; Set Session Passthru, page 12-95. 12.48.2 Set Session Echo ENABLED SET SESSION ECHO DISABLED Requests that the ETS perform local echoing for TCP connections. The default is Disabled, on the assumption that the remote host will provide echoing. 12-93...
  • Page 256: Set Session Interactive

    See Also Chapter 6, Using the ETS. 12.48.3 Set Session Interactive SET SESSION INTERACTIVE Allows the ETS to interpret server-specific keys (Forward, Backward, and Local) and messages. Applies To EPS4, ETS4P, ETS8, ETS8P, ETS16, ETS16P See Also Set Session Passall, page 12-95; Set Session Passthru, page 12-95; Chapter 6, Using the ETS.
  • Page 257: Set Session Passall

    Set/Define SLIP 12.48.5 Set Session Passall SET SESSION PASSALL Disables ETS interpretation of switch characters, messages, and XON/XOFF flow control. It is often used for binary file transfers, such as executable files and graphics. Applies To EPS4, ETS4P, ETS8, ETS8P, ETS16, ETS16P See Also Set Session Interactive, page 12-94;...
  • Page 258: Set Slip

    Set/Define SLIP Command Reference 12.49.1 Set SLIP ENABLED BROADCAST DISABLED DEFAULT SET SLIP DEFAULT mtuval IPADDRESS address Initiates a SLIP connection. The IP address of the remote SLIP host and the MTU and Broadcast parameters are optional; the server SLIP defaults will be used if they are not specified. An IP address must be present, either on the Set SLIP command line or in the Define SLIP tables.
  • Page 259: Define Slip

    Command Reference Set/Define SLIP 12.49.2 Define SLIP BROADCAST ENABLED FORCE DISABLED DEFAULT mtuval ENABLED AUTOSTART DISABLED DEFINE SLIP ENABLED BROADCAST DISABLED FORCE DEFAULT PORT portnum address IPADDRESS NONE DEFAULT mtuval Configures SLIP defaults to be used when a user doesn’t explicitly specify options in the Set SLIP command, or permanent SLIP connections for particular ports.
  • Page 260: Set/Define Snmp

    SNMP command comes in with an unknown name or an unauthorized command, an SNMP error reply will be returned. To disable SNMP traps, define the Loadhost as “0.0.0.0” and reboot the ETS. Note: See the Set/Define Server Loadhost command on page 12-70 for syntax.
  • Page 261: Set/Define Telnet Hosts

    Command Reference Set/Define Telnet Hosts Parameters CommName Enter a text community name of up to 16 characters long. This string is not case sensitive. Access Choose Read access, Both read and write access, or None (no SNMP requests allowed). Examples Local>...
  • Page 262: Show/Monitor/List Commands

    Show/Monitor/List Commands Command Reference 12.52 Show/Monitor/List Commands 12.52.1 Show/Monitor/List Dialback SHOW DIALBACK MONITOR LIST Displays the currently-configured dialback strings, as well as the number of connect attempts and failures associated with the strings. Applies To EPS4, ETS4P, ETS8, ETS8P, ETS16, ETS16P Restrictions You must be the privileged user to use this command.
  • Page 263: Show/Monitor/List Logging

    NODES STATUS MONITOR SUMMARY Displays information about all or a particular LAT service node(s). If the ETS has no knowledge of the specified node, it will say so. Applies To EPS4, ETS4P, ETS8, ETS8P, ETS16, ETS16P Restrictions You must be the privileged user to use the Monitor Nodes command.
  • Page 264: Show/Monitor/List Ports

    MONITOR portnum STATUS LIST SUMMARY Displays information about the ETS’s ports. The current port is the default, unless an optional port designation is specified. Applies To EPS4, ETS4P, ETS8, ETS8P, ETS16, ETS16P Restrictions You must be the privileged user to use the Monitor Ports command.
  • Page 265 Command Reference Show/Monitor/List Commands Errors If the port is a virtual port, irrelevant information such as baud rate, parity, and flow control will not be displayed. Any List on a virtual port will display template port configuration. Status and Counters parameters are not valid with List. Counters is also not valid for virtual ports.
  • Page 266: Show/Monitor/List Protocols

    Displays AppleTalk nodes, their hardware addresses, status, and uptime. Zones Displays available AppleTalk zones, including those learned via routers. Local Displays only those AppleTalk zones located on the ETS’s local network segment. Counters Displays general Ethernet counter information and counters specific to the LAT and Telnet protocols.
  • Page 267 Received packet for unknown socket. Packet discarded. Couldn’t attach to print queue on fileserver. When a printer is found that needs to be serviced, the ETS attaches to the fileserver. If the ETS can’t attach, it can’t ser- vice the queue.
  • Page 268 Show/Monitor/List Commands Command Reference Displays NDS error reason counters to help diagnose NDS-related problems. They are listed in the following table. Table 12-9: NDS Failure Reasons NDS Error Reason Success Print server ran out of memory Unexpected response from file server Unexpected response from file server No printers found for the print server No queue found for the printer...
  • Page 269: Show/Monitor Queue

    Enter the name of the node whose queue you wish to view. Port Displays the entries that could be serviced by the specified port. portnum Enter a valid ETS port number. Service Displays the entries waiting for the specified service. servicename Enter the name of the service whose queue you wish to view.
  • Page 270: Show/Monitor/List Server

    MONITOR COUNTERS LIST STATUS Displays the global attributes or counters for the ETS itself, and the software version number and the time since the last reboot. The Counter fields are described below. Applies To EPS4, ETS4P, ETS8, ETS8P, ETS16, ETS16P Restrictions You must be the privileged user to use the Monitor Server command.
  • Page 271 Gives a rough estimate of Ethernet traffic. In general, higher collisions traffic levels cause more collisions. Bad Destination Counts packets that the ETS received for an unsupported protocol. These are generally multicasts or broadcast pack- ets; frequently seen unknown protocols include LAVC and DECnet routing.
  • Page 272 Unused, should be 0 Unused, should be 0 Unused, should be 0 Unused, should be 0 Status Displays current ETS use, such as active ports, services, and circuits. Examples Local> SHOW SERVER STATUS Local> MONITOR SERVER COUNTERS See Also Set/Define Server Commands, page 12-62; General Server Parameters, page 4-1;...
  • Page 273: Show/Monitor/List Services

    You must be the privileged user to use the Monitor Services command. Parameters Local Displays those services provided by this ETS, whether available or not. Displays all known network services usable by the current port. service Displays any known information about this service. Wild cards are permitted.
  • Page 274: Show/List Slip

    Examples Local> SHOW SESSION Local> SHOW SESSION PORT 5 See Also Set Session Commands, beginning with Set Session Delete, page 12-93; Chapter 6, Using the ETS. 12.52.13 Show/List SLIP SHOW SLIP PORT portnum LIST Displays the current or saved SLIP entries. If a port number is specified, that port’s connections and SLIP counters will be displayed.
  • Page 275: Show/Monitor/List [Telnet] Hosts

    Host Table, page 2-10; Local Host Table, page 4-6; Status Displays, page 6-9. 12.52.16 Show/Monitor Users SHOW USERS username MONITOR Displays the current users logged onto the ETS. If a username is given, only information for that user is shown. Applies To EPS4, ETS4P, ETS8, ETS8P, ETS16, ETS16P Restrictions You must be the privileged user to use the Monitor users command.
  • Page 276: Show Version

    Attempts to download a configuration file from a MOP, TFTP, or NetWare host. The file is assumed to contain lines of ETS commands to be executed. The Source command is most useful for trying out a configuration file before using the Set Server Startupfile command.
  • Page 277: Stty

    Command Reference Stty See Also Set/Define Server Software, page 12-82; Installation Guide. 12.54 Stty The Stty command is functionally identical to the Set Ports and Show Ports commands. If used with a parameter, it is treated as a Set Ports command. If used with no parameter, it is equivalent to Show Ports. Examples Local>...
  • Page 278: Test Loop

    Tests a port’s connection by sending a continuous stream of ASCII alphabetic characters from the port for a certain number of lines. If no width or count is specified, the ETS will produce 70-character lines until a key is pressed to stop the test.
  • Page 279: Test Service

    (hopefully) echoed back until the number of lines specified by Count is reached; the test can be stopped at any time by pressing a key. The ETS will show the number of packets sent and lost. Optional parameters can be used in any combination. They work the same as in Note: the Test Port command.
  • Page 280: Unattach Port

    Governs the number of test lines that will be sent. Generally, the count value can be any whole number. If a count is not specified in the command, the ETS will continue to produce character streams until a key is pressed.
  • Page 281: Unlock Port

    12.63 Zero Counters ZERO COUNTERS PORT portnum Resets the counters for errors and other network and ETS events. If no parameter is added to the command, only the port counters for the current port will be reset. Applies To EPS4, ETS4P, ETS8, ETS8P, ETS16, ETS16P Restrictions You must be the privileged user to zero a port other than your own.
  • Page 283: A: Contact Information

    If you are experiencing an error that is not listed in Appendix B: or if you are unable to fix the error, contact your dealer or Lantronix Technical Support at 800-422-7044 (US) or 949-453-3990. Technical Support is also available via Internet email at support@lantronix.com.
  • Page 285: B: Troubleshooting

    Many unexplained errors are the result of having duplicate IP addresses on the network. Ensure that your ETS has a unique IP address before proceeding. If you are having problems operating the ETS in a wireless Ethernet network, it may help to connect the ETS to a wired Ethernet network for troubleshooting.
  • Page 286: Bootp Troubleshooting

    BOOTP must be an uncommented line in /etc/ser- /etc/services file vices. The ETS is in the loadhost’s The ETS must be in this file for the host to answer a /etc/hosts file BOOTP or TFTP request. The download file is in the...
  • Page 287 Set the modem to answer the phone if incoming connections are to be supported. Generally this is done with the ats0=1 command. Set the modem so that it does not answer the phone unless the ETS asserts DTR. Enable Modem control on the ETS. Using modems on ports without modem control enabled will lead to security problems.
  • Page 289: C: Updating Software

    From the All Products pop-up menu, select Terminal Servers: ETS. From the All Categories pop-up menu, select Latest Firmware and Software. Click the Submit button. You will go to a page that shows links for ETS-related firmware and soft- ware.
  • Page 290: Reloading Software

    C.2.1 Reloading Sequence If DHCP, BOOTP, or RARP is enabled on the ETS, the ETS will request assistance from a DHCP, BOOTP, or RARP server before starting the download attempts. The ETS will then try TFTP, NetWare, and MOP...
  • Page 291 EZWebCon directory on the distribution CD-ROM. If a host provides DHCP, BOOTP, or RARP support, it can be used to set the ETS IP address (all methods) and loadhost information (BOOTP and RARP only). Add the ETS name, IP address, hardware address, and download path and filename to the appropriate host file (usually /etc/bootptab).
  • Page 292: Troubleshooting Flash Rom Updates

    Updating Software C.2.1.3 MOP The ETS*.SYS filename is the only parameter that the ETS needs to reload via MOP. Make sure the service characteristic is enabled on the host’s Ethernet circuit, copy the ETS*.SYS file to the MOM$LOAD directory, and reload the ETS using the Initialize Reload command.
  • Page 293: Glossary

    Server shows the current IP host table. Attachment Unit Interface. A15-pin shielded, twisted pair Ethernet cable used optionally to connect the ETS and a MAU. autobaud Autobauding occurs when the server tries to determine a terminal device’s speed (or baud rate) and parity by examining the characters that are being sent at login time.
  • Page 294 console Glossary the IP address of a load host (usually itself), and the name of the download file. The dumb node needs only know its own hardware address, as this is what the BOOTP server uses to decide whether it can help the node and what information to provide.
  • Page 295 “ae-34-2c-1d-69-f1.” The hardware address for your ETS is shown on a label on the rear of the unit. See network address. host Generally a node on a network that can be used interactively, or logged into, usually an to interactive computer.
  • Page 296 Created when the ETS is configured to allow users to log in from the network (as opposed to logging in from the serial ports). The Server advertises a new service with the same name as the server. LAT users who connect to the service will not be connected to a physical port or device;...
  • Page 297 In the case of the ETS, NCP can be used to remotely log into and reboot the Server or cause it to “dump” its memory to a host for analysis. It is can also be used to access the ETS console port from a host VMS system.
  • Page 298 PostScript Glossary PostScript A printer/display protocol developed by Adobe Corporation. PostScript is actually a printing and programming language used to display text and graphics. Unlike line/ASCII printers, which print character input verbatim, PostScript printers accept an entire PostScript page, and then interpret and print it.
  • Page 299 Glossary Read-Only Memory. This kind of memory device retains its information even when its power source is removed. A ROM version of the ETS does not need to download code, since it carries the entire executable code in ROM. Frequently the ROM is provided as flash ROM, which can be reprogrammed if the software needs to be updated.
  • Page 300 The ETS uses the subnet mask as a filter; if the ETS’s IP address and the remote IP address appear the same after the filter, the remote host is assumed to be on the same local network.
  • Page 301 Trivial File Transfer Protocol. On computers that run the TCP/IP networking software, TFTP is used to quickly send files across the network with fewer security features than FTP. TFTP is used by the ETS to download a boot file in the UNIX environment.
  • Page 302 transceiver Glossary transceiver The physical device that interfaces between the network and the local node. When talking about networks, the term transceiver generally refers to any connector that actively converts signals between the network and the local node. An example of a transceiver is a MAU. Terminal Server Manager.
  • Page 303: Index

    Index Symbols DCPS 9-4 Boot gateway 3-7 12-63 .rhosts file 4-10 Boot Parameters 3-7 BOOTP 3-7 8-19 Numerics Troubleshooting B-2 Break 2-17 4-16 12-31 12-41 100BASE-T G-9 Broadcast 4-1 12-63 10BASE-T G-9 Command 12-4 802.3 2-16 SLIP 4-9 12-96 12-98 Access list, NetWare 8-1 CD (Carrier Detect) B-3 Access mode 4-13...
  • Page 304 Index Count 12-116 12-117 License 12-58 Counters 12-102 12-109 12-119 Limit 12-75 Crash 451 12-11 List 3-5 12-15 12-100 12-114 – Dedicated 12-34 Loadhost 12-57 12-70 12-74 Default 12-97 Local 12-7 12-27 12-31 12-41 12-102 Define 3-4 12-11 12-23 12-99 –...
  • Page 305 Index Printserver 12-74 Telnetport 7-18 12-92 Privileged 12-56 12-76 12-115 Test 12-116 12-117 Prompt 12-76 Timer 12-68 12-70 Protocols 12-56 12-62 Timeserver 12-58 – PSConvert 12-90 Type 12-54 Purge 3-5 12-5 12-18 Unlock 12-119 Queue 12-19 12-48 12-107 Username 12-54 Queue limit 12-77 Users 12-113 RARP 12-78...
  • Page 306 Ethernet Address 1-2 Reloading software C-3 Ethernet address 2-7 IP address 2-7 12-24 12-57 EtherTalk 9-1 10-1 11-1 12-98 ETS$CONFIG 9-5 Host table 2-10 Event logging 4-18 6-10 12-25 12-101 Subnet 2-9 EZWebCon 1-3 IP fragmenting 4-10 IP security 1-5...
  • Page 307 DLC 2-4 Maintenance (NCP) password 2-19 Networking 2-4 Man command 12-16 Service option 4-14 Manual, using 1-5 Support information 1-1 MAU G-1 G-10 Lantronix A-1 Menu command 12-26 12-43 Laserprep 10-2 Menu mode 1-3 2-20 5-14 6-10 12-43 LaserWriter 2-3...
  • Page 308 Index NDS 8-1 12-59 SLIP 12-81 Print queues 8-2 8-16 PCONSOLE 2-16 Registration 8-1 Ping 2-10 2-14 NetBIOS Command 12-18 Configuration (Windows NT) 11-3 Plotters 7-13 Printing from 11-3 Port 0 5-6 Redirect 11-3 Ports Netstat 6-9 8-16 12-17 Access 5-1 12-27 NetWare 2-15 8-19...
  • Page 309 Index PostScript 7-19 8-15 10-1 Router 2-3 2-12 RTEL troubleshooting 7-18 Routing 2-9 SMIT 7-7 rprinter 8-2 Privileged password 2-19 12-56 12-76 RTEL 2-13 Problem report procedure A-1 Backend filter 7-2 7-12 Protocol Commands 12-56 12-62 Formfeed option 7-14 – Protocols 2-2 6-10 General 7-10...
  • Page 310 Index Default 6-6 Software updates C-1 Disconnect 4-13 Web C-1 LAT 9-2 SOJ service option 4-15 Source command 12-114 Modem setup 4-15 Password 4-15 7-18 Spooling directory 7-2 Preferred 2-15 Startup file 12-82 Queue 12-107 Status displays 6-9 12-100 12-114 –...
  • Page 311 Index TFTP 4-5 The 10-1 Web browser interface 3-2 Thickwire G-4 Who command 12-119 ThinWeb Manager 3-2 Windows 7-2 Thinwire G-4 Windows NT Transceiver G-10 Digital Network Port 11-1 Trap (SNMP) 2-13 NetBIOS 11-3 Troubleshooting B-1 – Printing from 11-1 BOOTP B-2 Troubleshooting 11-4 DHCP B-1...

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