Lightwave Communications SCS1620 User manual

Secure Console Server
Model SCS1620
Product Guide
Part Number 15.00.032
Revision B
February 2002

SCS1620 Product Manual Lightwave Communications
Page ii www.lightwavecom.com

A Lantronix Company SCS1620 Product Manual
15.00.032 Rev. B Page iii
Copyright & Trademark
© 2002, Lightwave Communications, a Lantronix Company. 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. Also electronically
distributed via Adobe PDF file format.
Ethernet is a trademark of XEROX Corporation. UNIX is a registered trademark of The Open
Group. Windows 95, Windows 98, Windows 2000, and Windows NT are trademarks of
Microsoft Corp. Netscape is a trademark of Netscape Communications Corporation. Adobe
Acrobat and PDF are trademarks of Adobe Corporation. Other trademarks and service marks are
held by their respective owners.
SCS1620 Product Guide
Lightwave Communications, Inc. (LCI)
100 Washington Street
Milford, CT 06460 USA
Phone [phone] • [phone]
Fax: [phone]
Email: [e-mail]
Internet: www.lightwavecom.com
Lantronix
15353 Barranca Parkway
Irvine, CA 92618 USA
Phone: [phone]
Fax: [phone]
Internet: www.lantronix.com

SCS1620 Product Manual Lightwave Communications
Page iv www.lightwavecom.com
Disclaimer & Revisions
Operation of this equipment in a residential area is likely to cause interference in which case the
user, at their own expense, will be required to take whatever measures may be required to correct
the interference.
Attention: This product has been designed 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.
Changes or modifications to this device not explicitly approved by Lantronix will void the user's
authority to operate this device.
The information in this guide may change without notice. The manufacturer assumes no
responsibility for any errors that may appear in this guide.
Date Rev. Part
No. Comments
February 2002 B 15.00.032 Manual style updates. Kernel v2.01 enhancements

A Lantronix Company SCS1620 Product Manual
15.00.032 Rev. B Page v
Declaration of Conformity
(according to ISO/IEC Guide 22 and EN 45014)
Manufacturer’s Name & Address:
Lightwave Communications, 100 Washington Street, Milford, CT 06460 USA
Declares that the following product:
Product Name & Model: Secure Console Server 1620 (SCS1620)
Conforms to the following standards or other normative documents:
Safety:
EN60950: 1992+A1, A2, A3, A4, A11
Electromagnetic Emissions:
EN55022 Class A: 1998 (CISPR 22, Class A: 1993, A1: 1995, A2: 1996)
EN 1000-3-2/A14: 2000
EN 10003-3: 1994
Electromagnetic Immunity:
EN55024: 1998 Information Technology Equipment-Immunity Characteristics:
EN61000-4-2: 1995 Electro-Static Discharge Test
EN61000-4-3: 1996 Radiated Immunity Field Test
EN61000-4-4: 1995 Electrical Fast Transient Test
EN61000-4-5: 1995 Power Supply Surge Test
EN61000-4-6: 1996 Conducted Immunity Test
EN61000-4-8: 1993 Magnetic Field Test
EN61000-4-11: 1994 Voltage Dips & Interrupts Test
Supplementary Information:
This Class A digital apparatus complies with Canadian ICES-003 (CSA) and has been verified as
being compliant within the Class A limits of the FCC Radio Frequency Device Rules (FCC Title
47, Part 15, Subpart B CLASS A), measured to CISPR 22: 1993 limits and methods of
measurement of Radio Disturbance Characteristics of Information Technology Equipment. This
product also complies with the requirements of the Low Voltage Directive 72/23/EEC and the
EMC Directive 89/336/EEC.
This product carries the CE mark since it has been tested and found compliant with the following
standards:
Safety: EN 60950
Emissions: EN 55022 Class A
Immunity: EN 55024

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Table of Contents
1.0 System Description .........................................................................................9
1.1 System Features ..........................................................................................9
1.2 Hardware Features ....................................................................................10
2.0 System Overview...........................................................................................11
2.1 Typical Use ................................................................................................11
2.2 System Components..................................................................................11
2.3 Access Control...........................................................................................11
2.4 Connection Formats..................................................................................11
2.4.1 Serial...................................................................................................11
2.4.2 Network..............................................................................................11
2.4.3 Modem...............................................................................................12
2.4.4 Power Manager..................................................................................12
2.5 Device Port Buffer.....................................................................................12
2.6 System Resource Information....................................................................12
3.0 Installation.....................................................................................................13
3.1 Physical Installation....................................................................................13
3.2 Power.........................................................................................................13
3.2.1 AC Input.............................................................................................13
3.2.2 DC Input.............................................................................................14
3.3 Connecting a Terminal (Console)..............................................................14
3.4 Connecting to the Device Port..................................................................15
3.5 Connecting the Network Port ...................................................................16
3.6 Connecting the Modem Port.....................................................................16
3.7 Power Manager Port..................................................................................17
4.0 Quick Start Set-up.........................................................................................18
4.1 Method #1 - Using Front Panel Display.....................................................18
4.2 Method #2 - Quick Start via Telnet ...........................................................20

A Lantronix Company SCS1620 Product Manual
15.00.032 Rev. B Page vii
5.0 SCS1620 Administration ...............................................................................21
5.1 System Administrator Functions................................................................21
5.1.1 Log In as System Administrator..........................................................21
5.1.2 Logging Out.......................................................................................22
5.2 Security and Passwords.............................................................................22
5.2.1 Change the sysadmin password.........................................................22
5.2.2 Change the root password.................................................................22
5.3 The setup User Interface..........................................................................23
Auto-Run of setup on Initial Startup...............................................................23
Manually using setup......................................................................................24
5.3.1 Start of setup Script..........................................................................26
5.3.2 Configure Hostname and IP...............................................................27
5.3.3 Configure Timezone...........................................................................31
5.3.4 Configure DNS...................................................................................32
5.3.5 Configure Services..............................................................................35
5.3.6 Configure Modem..............................................................................37
5.3.7 PPP, and CHAP or PAP ......................................................................41
5.3.8 Configure NIS.....................................................................................44
5.3.9 Configure LDAP..................................................................................46
5.3.10 Configure the Firewall........................................................................48
5.3.11 Done...................................................................................................53
5.4 SAVE..........................................................................................................56
5.4 Reboot.......................................................................................................57
6.0 Commands....................................................................................................58
6.1 Summary of Commands ............................................................................58
6.1.1 SAVE Command.................................................................................58
6.1.2 reboot Command.............................................................................59
6.1.3 poweroff Command.........................................................................59
6.2 System Commands....................................................................................60
6.3 Device Commands.....................................................................................65
6.4 Creating and Managing Users...................................................................67
6.5 End User commands..................................................................................71
6.5.1 User Log In .........................................................................................71
6.5.2 Escape Sequence ...............................................................................72
6.5.3 Break Sequence..................................................................................72
7.0 Modem Setup ...............................................................................................73
7.1 Installing a Modem Card...........................................................................73
7.2 Modem Initialization..................................................................................74
8.0 User Access and Functions............................................................................75
8.1 Terminal Port.............................................................................................75
8.2 Network Port.............................................................................................75
8.3 Modem Module.........................................................................................75
8.4 Selecting a Device Port .............................................................................76
8.5 Direct Mode ..............................................................................................76

SCS1620 Product Manual Lightwave Communications
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Appendix A – Terminal Port and Adapter Pinouts ..................................................78
Appendix B – Flash Update Procedure....................................................................84
B.1 Updating the SCS1620 Software...............................................................84
B.1.1 Software Download............................................................................84
B.2 Flash Replacement Procedure...................................................................84
Appendix C – System Specifications........................................................................87
C.1 Physical......................................................................................................87
C.2 Environmental............................................................................................87
C.3 Electrical ....................................................................................................87
C.3.1 AC Power ...........................................................................................87
C.3.2 DC Power ...........................................................................................88
C.4 Interface.....................................................................................................88
C.4.1 Terminal and Device...........................................................................88
C.4.2 Network..............................................................................................88
C.4.3 Modem...............................................................................................88
C.4.4 Power Manager..................................................................................88
C.5 Compliance and Certification....................................................................89
Appendix D – DC Power Specifications...................................................................90
D.1 DC Power Source ......................................................................................90
D.2 Overcurrent Protection..............................................................................90
D.3 DC Supply Connector................................................................................90
Appendix E – Hexadecimal ASCII Code..................................................................91
Appendix F – Some UNIX Command Help..............................................................93
F.1 less command............................................................................................93
F.2 vi Editor commands...................................................................................95
F.2.1 Using vi...............................................................................................95
F.2.2 vi Modes.............................................................................................95
F.2.3 Using vi in Command mode...............................................................96
F.2.4 Closing a file opened in vi..................................................................96

A Lantronix Company SCS1620 Product Manual
15.00.032 Rev. B Page 9
1.0 System Description
The Lightwave Secure Console Server 1620 (SCS1620) is a fully customizable
console server offering secure encryption and authentication. The SCS1620 is a
compact solution for remote and local management of up to 16 devices with
RS-232C compatible serial consoles.
1.1 System Features
•Connect up to sixteen (16) RS-232 serial consoles
•10/100-baseT IP network compatible
•ID / Password Security, configurable access rights
•OpenSSH version 2 security
•Open LDAP
•NIS capable for remote database rights
•Modem support for PPP (PAP or CHAP) and Callback
•No unintentional break will ever be sent to attached servers
•Local access through TERMINAL port (the 1620's Console port)
•Support for Lightwave PCU8 Power Control Unit
•Field upgradeable Flash memory
MODEM Module
(optional)
RS-232 DEVICE
Ports (1-16)
TERMINAL
(RS-232) Port
POWER MANAGER
Port (to PCU8)
10/100
NETWORK Port
Redundant Power Inputs
(AC shown; 48VDC available)
Two-line
LCD Display Front Panel Setup Switches

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1.2 Hardware Features
•1RU tall (1.75 inches) rack-mountable Server
•One (1) 10/100 baseT Network Port for connection to your IP network
•Sixteen (16) serial DEVICE ports, RS232, connected via Category 5
(RJ45) wiring
•One (1) serial TERMINAL port, for VT100 console or PC with emulation
•One (1) POWER MANAGER port, DB9F serial interface, for Lightwave
PCU8 Power Control Unit
•Optional: One (1) Modem Module, for analog Dial-Up connections
•256KB-per-port Buffer Memory for DEVICE ports
•Front Panel 2-line backlit LCD display and pushbutton controls
•128MB FLASH Memory, 128MB RAM
•Redundant Power Inputs
•Power Options: Universal AC (100-240V) or -48VDC
•Convection cooled, silent operation, low power consumption