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ETS Reference Manual
For the Lantronix ETS Family of Multiport Device Servers
The information in this guide may change without notice. The manufacturer assumes no responsibility for any errors
which may appear in this guide.
UNIX is a registered trademark of The Open Group. Ethernet is a trademark of XEROX Corporation. DEC and LAT
are trademarks of Digital Equipment Corporation. Centronics is a registered trademark of Centronics Data Computer
Corp. PostScript is a trademark of Adobe Systems, Inc. NetWare is a trademark of Novell Corp. AppleTalk, Chooser,
and Macintosh are trademarks of Apple Computer Corp. LaserJet and Bitronics are trademarks of Hewlett Packard.
Windows is a trademark of Microsoft.
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 .
Part Number: 900-065
Rev. A
WARNING
This equipment has been tested and found to comply with the limits for a Class A digital device pursuant to Part 15 of
FCC Rules. These limits are designed to provide reasonable protection against such interference when operating in a
commercial environment. This equipment generates, uses, and can radiate radio frequency energy, and if not installed
and used in accordance with this guide, may cause harmful interference to radio communications.
Operation of this equipment in a residential area is likely to cause interference in which case the user, at his or her own
expense, will be required to take whatever measures may be required to correct the interference.
Changes or modifications to this device not explicitly approved by Lantronix will void the user’s authority to operate
this device.
Cet appareil doit se soumettre avec la section 15 des statuts et règlements de FCC. Le fonctionnement est subjecté aux
conditions suivantes:
(1) Cet appareil ne doit pas causer une interférence malfaisante.
(2) Cet appareil doît accepter n'importé quelle interférence reìue qui peut causer uneopération indésirable.
Contents
2.2.1 RS-232 ................................................................................................................... .....2-1
2.2.2 RS-423 ........................................................................................................................2-1
2.2.3 RS-422 ........................................................................................................................2-2
2.4.1 Addressing ..................................................................................................................2-3
2.4.2 Zones...........................................................................................................................2-3
2.4.3 Name Binding Protocol (NBP) ...................................................................................2-4
2.5.1 Networking .................................................................................................................2-4
2.7.1 IP Addresses ...............................................................................................................2-7
2.7.2 Telnet ..........................................................................................................................2-8
2.7.3 Name Resolution ........................................................................................................2-9
2.7.4 Local Host Table.......................................................................................................2-10
2.7.5 Dynamic Host Control Protocol (DHCP) .................................................................2-10
2.7.6 Serial Line Internet Protocol (SLIP).........................................................................2-12
2.7.7 Simple Network Management Protocol (SNMP) .....................................................2-13
2.7.8 Reverse Telnet (RTEL).............................................................................................2-13
2.7.9 LPR Support .............................................................................................................2-14
2.7.10 UUCP Support ........................................................................................................2-14
2.7.11 TCP/IP Utilities and Commands ............................................................................2-14
2.8.1 Connection Methods .................................................................................................2-15
2.8.2 Environment Strings .................................................................................................2-15
2.9.1 Networking ...............................................................................................................2-16
2.9.2 Access Lists ..............................................................................................................2-16
2.12.1 Remote Configuration ............................................................................................2-19
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Contents
2.13.1 Menu Mode.............................................................................................................2- 20
2.13.2 Event Reporting/Logging .......................................................................................2-21
3.1.1 EZWebCon .................................................................................................................3-1
3.1.2 Using a Web Browser .................................................................................................3-2
3.1.3 Command Line Interface ............................................................................................3-2
3.4.1 Set and Define.............................................................................................................3-4
3.4.2 Show, Monitor, and List .............................................................................................3-4
3.4.3 Clear and Purge...........................................................................................................3-5
3.6.1 Changing the Server Name .........................................................................................3-5
3.6.2 Changing the Server Prompt.......................................................................................3-6
3.6.3 Rebooting the Server ..................................................................................................3-6
3.6.4 Restoring Factory Defaults .........................................................................................3-7
3.6.5 Reloading Operational Software.................................................................................3-7
3.8.1 Privileged Password....................................................................................................3-8
3.8.2 Login Password ..........................................................................................................3-9
3.8.3 Maintenance Password ...............................................................................................3-9
3.9.1 Using EZWebCon.....................................................................................................3-10
3.9.2 Without EZWebCon .................................................................................................3-10
4.1.1 Enabling Incoming Connections.................................................................................4-1
4.1.2 Enabling Server-Wide Port Characteristics ................................................................4-1
4.1.3 Enabling Announcements ...........................................................................................4-2
4.3.1 Server Identification ...................................................................................................4-3
4.3.2 Network Timers ..........................................................................................................4-3
4.3.3 Node Limit..................................................................................................................4-3
4.4.1 Routing and Encapsulation .........................................................................................4-4
4.4.2 NetWare Access Lists.................................................................................................4-4
4.5.1 IP Address...................................................................................................................4-5
4.5.2 Other TCP/IP Parameters ...........................................................................................4-5
4.5.3 Local Host Table.........................................................................................................4-6
4.5.4 Host Limit ...................................................................................................................4-6
4.5.5 SLIP ............................................................................................................................4-6
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Contents
4.6.1 Creating a Simple Service (A Line Printer)..............................................................4-12
4.6.2 Setting Up a Service With Group Codes ..................................................................4-13
4.6.3 TCP/Telnet Service Sockets .....................................................................................4-14
4.6.4 Enabling Other Service Options ...............................................................................4-14
4.6.5 Setting Up a Modem Service ....................................................................................4-15
4.7.1 Controlling Incoming Sessions.................................................................................4-16
4.7.2 IP Security Table ......................................................................................................4-16
4.7.3 SNMP Security .........................................................................................................4-18
4.8.1 Configuring Host Types ...........................................................................................4-18
4.8.2 Host Name Formats ..................................................................................................4-19
4.8.3 Event Classes ............................................................................................................4-19
5.1.1 Port Access .............................................................................................................. ...5-1
5.1.2 Serial Configuration....................................................................................................5-2
5.1.3 Virtual Ports................................................................................................................5-5
5.2.1 Modem Basics ............................................................................................................5-6
5.2.2 Modem Wiring............................................................................................................5-7
5.2.3 Baud Rates ..................................................................................................................5-8
5.2.4 Modem Configuration ................................................................................................5-9
5.2.5 Modem Result Codes..................................................................................................5-9
5.2.6 Modems with SLIP .....................................................................................................5-9
5.2.7 Modem Configuration Checklist ..............................................................................5-10
5.2.8 Testing the Modem Configuration............................................................................5-10
5.3.1 Dialback ....................................................................................................................5-11
5.3.2 Dialup .......................................................................................................................5-11
5.3.3 Device Type..............................................................................................................5-12
5.3.4 DTRwait ...................................................................................................................5-12
5.3.5 Group Numbers ........................................................................................................5-12
5.3.6 Interrupts...................................................................................................................5-12
5.3.7 Port Messages ...........................................................................................................5-13
5.3.8 Port Names................................................................................................................5-13
5.3.9 Terminal Type ..........................................................................................................5-13
5.4.1 Password Restrictions ...............................................................................................5-14
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
6.1.1 Logging In ............................................................................................................... ...6-1
6.1.2 Logging Out................................................................................................................6-1
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