Lantronix EMG 8500 User manual

Part Number PMD-00008
Revision A October 2019
EMG™ Edge Management Gateway
User Guide
EMG 8500

EMG™ Edge Management Gateway User Guide 2
Intellectual Property
© 2019 Lantronix, Inc. All rights reserved. No part of the contents of this publication may be
transmitted or reproduced in any form or by any means without the written permission of Lantronix.
Lantronix is a registered trademarks of Lantronix, Inc. in the United States and other countries.
EMG and SLC are trademarks of Lantronix, Inc.
Patented: http://www.lantronix.com/legal/patents/; additional patents pending.
Windows and Internet Explorer are registered trademarks of Microsoft Corporation. Firefox is a
registered trademark of the Mozilla Foundation. Chrome is a trademark of Google Inc. All other
trademarks and trade names are the property of their respective holders.
Warranty
For details on the Lantronix warranty policy, please go to our web site at
https://www.lantronix.com/support/warranty.
Contacts
Lantronix Corporate Headquarters
7535 Irvine Center Drive
Suite100
Irvine, CA 92618, USA
Toll Free: 800-526-8766
Phone: [phone]
Fax: [phone]
Technical Support
Online: https://www.lantronix.com/support
Sales Offices
For a current list of our domestic and international sales offices, go to the Lantronix web site at
https://www.lantronix.com/about-us/contact.
Open Source Software
Some applications are Open Source software licensed under the Berkeley Software Distribution
(BSD) license, the GNU General Public License (GPL) as published by the Free Software
Foundation (FSF), or the Python Software Foundation (PFS) License Agreement for Python 2.7.3
(Python License). Lantronix grants you no right to receive source code to the Open Source
software; however, in some cases, rights and access to source code for certain Open Source
software may be available directly from Lantronix’ licensors. Your use of each Open Source
component or software is subject to the terms of the applicable license. The BSD license is
available at http://opensource.org/licenses. The GNU General Public License is available at http://
www.gnu.org/licenses/. The Python License is available at http://cmpt165.csil.sfu.ca/Python-Docs/
license.html. Your use of each Open Source component or software is subject to the terms of the
applicable license.
OPEN SOURCE SOFTWARE IS DISTRIBUTED WITHOUT ANY WARRANTY, INCLUDING ANY
IMPLIED WARRANTY OF MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE.
SEE THE APPLICABLE LICENSE AGREEMENT FOR ADDITIONAL INFORMATION.

EMG™ Edge Management Gateway User Guide 3
Disclaimer & Revisions
All information contained herein is provided “AS IS.” Lantronix undertakes no obligation to update
the information in this publication. Lantronix does not make, and specifically disclaims, all
warranties of any kind (express, implied or otherwise) regarding title, non-infringement, fitness,
quality, accuracy, completeness, usefulness, suitability or performance of the information provided
herein. Lantronix shall have no liability whatsoever to any user for any damages, losses and
causes of action (whether in contract or in tort or otherwise) in connection with the user’s access or
usage of any of the information or content contained herein. The information and specifications
contained in this document are subject to change without notice.
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.
Note: This equipment has been tested and found to comply with the limits for Class A digital
device pursuant to Part 15 of the FCC Rules. These limits are designed to provide reasonable
protection against harmful interference when the equipment is operated in a commercial
environment. This equipment generates, uses, and can radiate radio frequency energy and, if not
installed and used in accordance with this user guide, may cause interference to radio
communications. Operation of this equipment in a residential area is likely to cause interference, in
which case the user will be required to correct the interference at his own expense.
User Information
Class A Equipment (Broadcasting and communication equipments for office work)
Seller and user shall be noticed that this equipment is suitable for electromagnetic equipments for
office work (Class A) and it can be used outside home.
Changes or modifications made to this device that are not explicitly approved by Lantronix will void
the user's authority to operate this device.

EMG™ Edge Management Gateway User Guide 4
Revision History
Date Rev. Comments
October 2019 A Initial release for EMG 8500

EMG™ Edge Management Gateway User Guide 5
Table of Contents
Intellectual Property ________________________________________________________2
Warranty _________________________________________________________________2
Contacts _________________________________________________________________2
Open Source Software ______________________________________________________2
Disclaimer & Revisions ______________________________________________________3
Revision History ___________________________________________________________4
Table of Contents __________________________________________________________5
List of Figures ____________________________________________________________15
List of Tables ____________________________________________________________19
1: About this Guide 20
Purpose and Audience _____________________________________________________20
Summary of Chapters ______________________________________________________20
Additional Documentation ___________________________________________________21
2: Introduction 22
EMG 8500 Overview _______________________________________________________22
Key Features _____________________________________________________________22
Console Management __________________________________________________22
Performance Monitoring _________________________________________________23
Security ______________________________________________________________23
Power _______________________________________________________________23
Integration with Lantronix ConsoleFlow™ ___________________________________23
Applications ______________________________________________________________23
Protocol Support __________________________________________________________24
Configuration Methods _____________________________________________________24
Product Information Label ___________________________________________________25
Hardware Components _____________________________________________________26
System Features __________________________________________________________28
Access Control ________________________________________________________28
Device Port Buffer _____________________________________________________28
Console Port Interface __________________________________________________28
Device Port Interfaces __________________________________________________29
I/O Modules __________________________________________________________30
Network Connections ___________________________________________________31
Connectivity Modules ___________________________________________________32
Front Panel LEDs ______________________________________________________33
Digital IO Port _________________________________________________________33

EMG™ Edge Management Gateway User Guide 6
3: Installation 35
Package Contents _________________________________________________________35
Order Information ______________________________________________________36
User Supplied Items ____________________________________________________36
Customize an EMG ____________________________________________________36
Hardware Specifications ____________________________________________________37
Physical Installation ________________________________________________________38
Rack Mount Installation _________________________________________________39
Wall Mounting Instructions _______________________________________________40
Connecting to a Device Port ______________________________________________41
Modular Expansion for I/O Module Bays ____________________________________43
Connecting to Network Ports _____________________________________________44
Modular Expansion for Connectivity Module Bays _____________________________44
Connecting Terminals ___________________________________________________45
Power Input __________________________________________________________46
I/O Module Installation __________________________________________________47
Connectivity Module Installation ___________________________________________48
4: Quick Setup 50
Recommendations ________________________________________________________50
IP Address _______________________________________________________________50
Lantronix Provisioning Manager ______________________________________________51
Method #1 Quick Setup on the Web Page ______________________________________51
Network Settings ______________________________________________________53
Date & Time Settings ___________________________________________________54
Administrator Settings __________________________________________________54
Method #2 Quick Setup on the Command Line Interface ___________________________55
Next Step _______________________________________________________________58
Limiting Sysadmin User Access ______________________________________________58
5: Web and Command Line Interfaces 59
Web Manager ____________________________________________________________59
Logging in ____________________________________________________________61
Logging Out __________________________________________________________61
Web Page Help _______________________________________________________61
Command Line Interface ____________________________________________________62
Logging In ____________________________________________________________62
Logging Out __________________________________________________________62
Command Syntax ______________________________________________________62
Command Line Help ____________________________________________________63
Tips _________________________________________________________________63
General CLI Commands _________________________________________________64

EMG™ Edge Management Gateway User Guide 7
6: Networking 66
Requirements ____________________________________________________________66
Network Port Settings ______________________________________________________67
Ethernet Interfaces (Eth1 and Eth2) ________________________________________70
Hostname & Name Servers ______________________________________________72
DNS Servers __________________________________________________________72
DHCP-Acquired DNS Servers ____________________________________________72
TCP Keepalive Parameters ______________________________________________73
Gateway _____________________________________________________________73
Fail-Over Settings ______________________________________________________73
Fail-Over Cellular Gateway Configuration ___________________________________74
Advanced Cellular Gateway Configuration ___________________________________75
Fail-Over Cellular Gateway Firmware _______________________________________75
Load Cellular Gateway Firmware Options ___________________________________76
Ethernet Counters _____________________________________________________76
Network Commands ____________________________________________________76
Cellular Modem Settings ____________________________________________________77
Cellular Interface ______________________________________________________78
Cellular Modem Configuration ____________________________________________78
Cellular Modem Firmware ________________________________________________78
Cellular Modem Commands ______________________________________________78
IP Filter _________________________________________________________________79
Viewing IP Filters ______________________________________________________79
Mapping Rulesets ______________________________________________________79
Enabling IP Filters _____________________________________________________80
Configuring IP Filters ___________________________________________________81
Rule Parameters _______________________________________________________82
Updating an IP Filter ____________________________________________________82
Deleting an IP Filter ____________________________________________________83
IP Filter Commands ____________________________________________________83
Routing _________________________________________________________________83
Dynamic Routing ______________________________________________________84
Static Routing _________________________________________________________84
Routing Commands ____________________________________________________84
VPN Settings _____________________________________________________________84
Sample ipsec.conf Files _________________________________________________95
VPN Commands ______________________________________________________100
Security ________________________________________________________________101
Performance Monitoring ___________________________________________________103
Performance Monitoring - Add/Edit Probe __________________________________106
Performance Monitoring - Results ________________________________________109
Performance Monitoring Commands ______________________________________112
FQDN List ______________________________________________________________113

EMG™ Edge Management Gateway User Guide 8
7: Services 114
System Logging and Other Services __________________________________________114
SSH/Telnet/Logging ______________________________________________________114
System Logging ______________________________________________________115
Audit Log ___________________________________________________________116
SMTP ______________________________________________________________116
SSH _______________________________________________________________116
Telnet ______________________________________________________________117
Web SSH/Web Telnet Settings __________________________________________117
SSH Commands ______________________________________________________118
Logging Commands ___________________________________________________118
SNMP _________________________________________________________________118
v1/v2c Communities ___________________________________________________121
Version 3 ___________________________________________________________121
V3 User Read-Only ___________________________________________________121
V3 User Read-Write ___________________________________________________122
V3 User Trap ________________________________________________________122
Services Commands __________________________________________________122
NFS and SMB/CIFS ______________________________________________________122
SMB/CIFS Share _____________________________________________________124
NFS and SMB/CIFS Commands _________________________________________124
Secure Lantronix Network __________________________________________________125
Browser Issues _______________________________________________________127
Troubleshooting Browser Issues _________________________________________128
Web SSH/Telnet Copy and Paste ________________________________________130
Secure Lantronix Network Commands _____________________________________130
Date and Time ___________________________________________________________131
Date and Time Commands ______________________________________________132
Web Server _____________________________________________________________133
Admin Web Commands ________________________________________________135
Services - SSL Certificate _______________________________________________135
Services - Web Sessions _______________________________________________138
ConsoleFlow ____________________________________________________________138
ConsoleFlow Commands _______________________________________________142
8: USB/SD Card Port 143
Set up USB/SD Card Storage _______________________________________________143
Manage Files ____________________________________________________________146
USB Commands ______________________________________________________147
SD Card Commands __________________________________________________147

EMG™ Edge Management Gateway User Guide 9
9: Device Ports 148
Connection Methods ______________________________________________________148
Permissions _____________________________________________________________148
I/O Modules _____________________________________________________________149
Device Status ___________________________________________________________150
Device Ports ____________________________________________________________150
Telnet/SSH/TCP in Port Numbers ________________________________________152
Device Port Global Commands __________________________________________152
Device Ports - Settings ____________________________________________________152
Device Port Settings ___________________________________________________155
IP Settings __________________________________________________________157
Data Settings ________________________________________________________158
Hardware Signal Triggers _______________________________________________159
Modem Settings (Device Ports) __________________________________________160
Modem Settings: Text Mode _____________________________________________161
Modem Settings: PPP Mode ____________________________________________162
Port Status and Counters _______________________________________________163
Device Ports - Power Management _______________________________________163
Device Port - Sensorsoft Device __________________________________________166
Device Port Commands ________________________________________________168
Device Commands ____________________________________________________168
Interacting with a Device Port _______________________________________________168
Device Ports - Logging and Events ___________________________________________169
Local Logging ________________________________________________________169
NFS File Logging _____________________________________________________169
USB and SD Card Logging ______________________________________________170
Token/Data Detection __________________________________________________170
Syslog Logging _______________________________________________________170
Token & Data Detection ________________________________________________171
Local Logging ________________________________________________________173
Log Viewing Attributes _________________________________________________173
NFS File Logging _____________________________________________________173
USB / SD Card Logging ________________________________________________173
Syslog Logging _______________________________________________________173
Logging Commands ___________________________________________________174
Console Port ____________________________________________________________174
Console Port Commands _______________________________________________175
DIO Port _______________________________________________________________175
DIO Commands ______________________________________________________176
Xmodem _______________________________________________________________176
Xmodem Commands __________________________________________________179
Host Lists ______________________________________________________________180
Host Parameters ______________________________________________________180

EMG™ Edge Management Gateway User Guide 10
Host List Commands __________________________________________________183
Sites __________________________________________________________________183
Site Commands ______________________________________________________186
Modem Dialing States _____________________________________________________186
Dial In ______________________________________________________________186
Dial-back ____________________________________________________________187
Dial-on-demand ______________________________________________________188
Dial-in & Dial-on-demand _______________________________________________188
Dial-back & Dial-on-demand _____________________________________________189
CBCP Server and CBCP Client __________________________________________189
CBCP Server ________________________________________________________190
CBCP Client _________________________________________________________190
Key Sequences ______________________________________________________191
10: Remote Power Managers 192
Devices - RPMs _________________________________________________________192
RPMs - Add Device ___________________________________________________195
RPMs - Manage Device ___________________________________________________198
RPMs - Outlets __________________________________________________________202
RPM Shutdown Procedure _________________________________________________202
Optimizing and Troubleshooting RPM Behavior _________________________________204
RPM Commands _____________________________________________________205
11: Scripts 206
Script Commands _____________________________________________________211
Batch Script Syntax _______________________________________________________211
Interface Script Syntax ____________________________________________________212
Primary Commands ___________________________________________________213
Secondary Commands _________________________________________________214
Control Flow Commands _______________________________________________216
Custom Script Syntax _____________________________________________________218
Example Scripts _________________________________________________________219
12: Connections 235
Typical Setup Scenarios for the EMG unit _____________________________________235
Terminal Server ______________________________________________________235
Remote Access Server _________________________________________________236
Reverse Terminal Server _______________________________________________236
Multiport Device Server ________________________________________________237
Console Server _______________________________________________________237
Connection Configuration _______________________________________________238
Connection Commands ________________________________________________240

EMG™ Edge Management Gateway User Guide 11
13: User Authentication 241
Authentication Commands ______________________________________________243
User Rights _____________________________________________________________243
Local and Remote User Settings ____________________________________________245
Adding, Editing or Deleting a User ________________________________________246
Shortcut ____________________________________________________________250
Local Users Commands ________________________________________________250
Remote User Rights Commands _________________________________________250
NIS ___________________________________________________________________251
NIS Commands ______________________________________________________253
LDAP __________________________________________________________________254
LDAP Commands _____________________________________________________258
RADIUS ________________________________________________________________259
RADIUS Commands ___________________________________________________262
User Attributes & Permissions from LDAP Schema or RADIUS VSA _____________262
Kerberos _______________________________________________________________263
Kerberos Commands __________________________________________________266
TACACS+ ______________________________________________________________266
TACACS+ Groups ____________________________________________________267
TACACS+ Commands _________________________________________________270
Groups ________________________________________________________________271
Group Commands ____________________________________________________274
SSH Keys ______________________________________________________________274
Imported Keys _______________________________________________________274
Exported Keys _______________________________________________________274
Imported Keys (SSH In) ________________________________________________276
Host & Login for Import _________________________________________________276
Exported Keys (SSH Out) _______________________________________________276
Host and Login for Export _______________________________________________277
SSH Commands ______________________________________________________279
Custom Menus __________________________________________________________279
Custom User Menu Commands __________________________________________282
14: Maintenance 283
Firmware & Configurations _________________________________________________283
HTTPS Push Configuration Restore _______________________________________283
Internal Temperature __________________________________________________286
Site Information ______________________________________________________286
EMG Firmware _______________________________________________________286
Boot Banks and Bootloader Settings ______________________________________287
Load Firmware Via Options _____________________________________________288
Configuration Management _____________________________________________288

EMG™ Edge Management Gateway User Guide 12
Manage Files ________________________________________________________290
Administrative Commands ______________________________________________290
System Logs _________________________________________________________291
System Log Commands ________________________________________________292
Audit Log _______________________________________________________________293
Audit Log Commands __________________________________________________294
Email Log ______________________________________________________________294
Logging Commands ___________________________________________________294
Diagnostics _____________________________________________________________295
Diagnostic Commands _________________________________________________298
Status/Reports __________________________________________________________298
View Report _________________________________________________________298
Status Commands ____________________________________________________300
Emailing Logs and Reports _________________________________________________300
Events _________________________________________________________________303
Events Commands ____________________________________________________305
Banners ________________________________________________________________305
Administrative Banner Commands ________________________________________306
15: Application Examples 307
Telnet/SSH to a Remote Device _____________________________________________308
Dial-in (Text Mode) to a Remote Device _______________________________________309
Local Serial Connection to Network Device via Telnet ____________________________311
16: Command Reference 313
Introduction to Commands _________________________________________________313
Command ___________________________________________________________313
Command Line Help ___________________________________________________314
Tips ________________________________________________________________314
Administrative Commands _________________________________________________315
Audit Log Commands _____________________________________________________327
Authentication Commands _________________________________________________327
Kerberos Commands _____________________________________________________328
LDAP Commands ________________________________________________________329
Local Users Commands ___________________________________________________331
NIS Commands __________________________________________________________335
RADIUS Commands ______________________________________________________336
TACACS+ Commands ____________________________________________________337
User Permissions Commands _______________________________________________338
Remote User Commands __________________________________________________339
Cellular Modem Commands ________________________________________________341
ConsoleFlow Commands __________________________________________________342
CLI Commands __________________________________________________________344

EMG™ Edge Management Gateway User Guide 13
Connection Commands ____________________________________________________346
Console Port Commands __________________________________________________349
Custom User Menu Commands _____________________________________________350
Date and Time Commands _________________________________________________351
Device Commands _______________________________________________________353
Device Port Commands ___________________________________________________354
DIO Commands _________________________________________________________358
Diagnostic Commands ____________________________________________________359
Events Commands _______________________________________________________363
Groups Commands _______________________________________________________365
Host List Commands ______________________________________________________366
Internal Modem Commands ________________________________________________367
IP Filter Commands ______________________________________________________368
Logging Commands ______________________________________________________369
Network Commands ______________________________________________________372
NFS and SMB/CIFS Commands _____________________________________________376
Performance Monitoring Commands _________________________________________377
Routing Commands ______________________________________________________381
RPM Commands _________________________________________________________382
Script Commands ________________________________________________________384
SD Card Commands ______________________________________________________387
Security Commands ______________________________________________________388
Services Commands ______________________________________________________388
Site Commands __________________________________________________________389
SLC Network Commands __________________________________________________390
SSH Key Commands _____________________________________________________391
Status Commands ________________________________________________________394
System Log Commands ___________________________________________________395
USB Access Commands ___________________________________________________396
USB Device Commands ___________________________________________________396
USB Storage Commands __________________________________________________397
USB Modem Commands __________________________________________________399
VPN Commands _________________________________________________________400
Temperature Commands __________________________________________________403
Xmodem Commands _____________________________________________________403
Appendix A: Security Considerations 405
Security Practice _________________________________________________________405
Factors Affecting Security __________________________________________________405
Appendix B: Safety Information 406
Safety Precautions _______________________________________________________406
Fuse Caution Statement ________________________________________________406

EMG™ Edge Management Gateway User Guide 14
Cover ______________________________________________________________406
Power Plug __________________________________________________________406
Input Supply _________________________________________________________407
Grounding ___________________________________________________________407
Rack Mounting _______________________________________________________407
Wall Mounting ________________________________________________________407
Port Connections _____________________________________________________408
Appendix C: Adapters and Pinouts 409
Appendix D: Protocol Glossary 412
Appendix E: Compliance Information 415
RoHS, REACH and WEEE Compliance Statement ______________________________416

EMG™ Edge Management Gateway User Guide 15
List of Figures
Figure 2-1 EMG 8500 Edge Management Gateway _____________________________________22
Figure 2-2 EMG 8500 Product Label _________________________________________________25
Figure 2-3 EMG 8500 Unit (front side) ________________________________________________26
Figure 2-4 EMG 8500 Unit (back side) ________________________________________________27
Figure 2-5 Console Port (Front Side) _________________________________________________29
Figure 2-7 I/O Modules ____________________________________________________________30
Figure 2-9 Dual Ethernet Network Connection __________________________________________31
Figure 2-10 Dual SFP Connection. Inserting the SFP transceiver ___________________________32
Figure 2-11 LTE Cellular Modem Module ______________________________________________33
Figure 2-13 Digital I/O Port ________________________________________________________34
Figure 3-4 Rack Mount Dimensions __________________________________________________40
Figure 3-5 Wall Mount Dimensions___________________________________________________41
Figure 3-8 Sample Device Port Connections (Front Side) _________________________________43
Figure 3-10 Sample Connectivity Module Configuration (Back Side) _________________________45
Figure 3-11 Power Input ___________________________________________________________46
Figure 4-2 Quick Setup ____________________________________________________________52
Figure 4-3 Quick Setup Completed in Web Manager _____________________________________54
Figure 4-4 Home _________________________________________________________________55
Figure 4-5 Beginning of Quick Setup Script ____________________________________________55
Figure 4-6 Quick Setup Completed in CLI _____________________________________________57
Figure 5-1 Web Page Layout _______________________________________________________59
Figure 5-2 Sample Dashboard ______________________________________________________60
Figure 6-1 Network > Network Settings (1 of 2) _________________________________________68
Figure 6-2 Network > Network Settings (2 of 2) _________________________________________69
Figure 6-3 Network Settings > SFP NIC Information & Diagnostics __________________________70
Figure 6-4 Network > Cellular Modem Settings Page_____________________________________77
Figure 6-5 Network > IP Filter ______________________________________________________79
Figure 6-6 Network > IP Filter Ruleset (Adding/Editing Rulesets) ___________________________81
Figure 6-7 Network > Routing _______________________________________________________83
Figure 6-8 Network > VPN (1 of 2) ___________________________________________________86
Figure 6-9 Network > VPN (2 of 2) ___________________________________________________87
Figure 6-10 Network > Security ____________________________________________________102
Figure 6-11 Network > Perf Monitoring _______________________________________________104
Figure 6-12 Performance Monitoring - Add/Edit Probe___________________________________106
Figure 6-14 Performance Monitoring - Operations ______________________________________112

EMG™ Edge Management Gateway User Guide 16
Figure 6-15 FQDN List ___________________________________________________________113
Figure 7-1 Services > SSH/Telnet/Logging____________________________________________115
Figure 7-2 Services > SNMP ______________________________________________________119
Figure 7-3 Services > NFS & SMB/CIFS _____________________________________________123
Figure 7-4 Services > Secure Lantronix Network _______________________________________125
Figure 7-5 IP Address Login Page __________________________________________________126
Figure 7-6 SSH or Telnet CLI Session _______________________________________________126
Figure 7-7 Disabled Port Number Popup Window ______________________________________127
Figure 7-8 Services > Secure Lantronix Network - Search Options _________________________128
Figure 7-9 Services > Date & Time _________________________________________________131
Figure 7-10 Services > Web Server ________________________________________________133
Figure 7-11 Web Server - SSL Certificate_____________________________________________136
Figure 7-12 Web Server - Web Sessions _____________________________________________138
Figure 7-13 Services > ConsoleFlow ________________________________________________140
Figure 8-1 Devices > USB / SD Card ________________________________________________144
Figure 8-2 Devices > USB > Configure ______________________________________________145
Figure 8-3 Devices > SD Card > Configure ___________________________________________145
Figure 8-4 Firmware and Configurations - Manage Files _________________________________147
Figure 9-2 Devices > Device Status _________________________________________________150
Figure 9-3 Devices > Device Ports __________________________________________________151
Figure 9-4 Device Ports > Settings (1 of 2)____________________________________________154
Figure 9-5 Device Ports > Settings (2 of 2)____________________________________________155
Figure 9-7 Device Ports - Power Management_________________________________________165
Figure 9-8 Devices > Device Ports - Sensorsoft ________________________________________167
Figure 9-9 Sensorsoft Status ______________________________________________________168
Figure 9-10 Devices > Device Ports - Logging & Events _________________________________171
Figure 9-11 Devices > Console Port _________________________________________________174
Figure 9-12 Devices > Host Lists ___________________________________________________180
Figure 9-13 Devices >View Host Lists _______________________________________________182
Figure 9-14 Devices > Sites _______________________________________________________184
Figure 10-1 Devices > RPMs ______________________________________________________192
Figure 10-2 RPM Shutdown Order __________________________________________________193
Figure 10-3 RPM Notifications _____________________________________________________194
Figure 10-4 RPM Raw Data Log____________________________________________________194
Figure 10-5 RPM Logs ___________________________________________________________195
Figure 10-6 RPM Environmental Log ________________________________________________195
Figure 10-7 Devices > RPMs - Add Device ___________________________________________196
Figure 10-8 RPMs - Manage Device_________________________________________________199

EMG™ Edge Management Gateway User Guide 17
Figure 10-9 RPMs - Outlets _______________________________________________________202
Figure 11-1 Devices > Scripts______________________________________________________206
Figure 11-2 Adding or Editing New Scripts ____________________________________________207
Figure 11-3 Scripts > Custom Scripts - Scheduler ______________________________________209
Figure 12-1 Terminal Server _______________________________________________________235
Figure 12-2 Remote Access Server _________________________________________________236
Figure 12-3 Reverse Terminal Server________________________________________________236
Figure 12-4 Multiport Device Server _________________________________________________237
Figure 12-5 Console Server _______________________________________________________238
Figure 12-6 Devices > Connections _________________________________________________239
Figure 12-7 Current Connections ___________________________________________________240
Figure 13-1 User Authentication > Auth Methods _______________________________________242
Figure 13-3 User Authentication > Local/Remote Users__________________________________245
Figure 13-4 User Authentication > Local/Remote User Settings ___________________________247
Figure 13-5 User Authentication > NIS _______________________________________________251
Figure 13-6 User Authentication > LDAP _____________________________________________255
Figure 13-7 User Authentication > RADIUS ___________________________________________259
Figure 13-8 User Authentication > Kerberos___________________________________________264
Figure 13-9 User Authentication > TACACS+__________________________________________268
Figure 13-10 User Authentication > Groups ___________________________________________272
Figure 13-11 User Authentication > SSH Keys_________________________________________275
Figure 13-12 Current Host Keys ____________________________________________________278
Figure 13-13 User Authentication > Custom Menus _____________________________________280
Figure 14-1 Maintenance > Firmware & Configurations __________________________________285
Figure 14-2 Network > Firmware/Config > Manage _____________________________________290
Figure 14-3 Maintenance > System Logs _____________________________________________291
Figure 14-4 View System Logs _____________________________________________________292
Figure 14-5 Maintenance > Audit Log________________________________________________293
Figure 14-6 Maintenance > Email Log _______________________________________________294
Figure 14-7 Maintenance > Diagnostics ______________________________________________295
Figure 14-8 Diagnostics Output ____________________________________________________297
Figure 14-9 Maintenance > Status/Reports ___________________________________________298
Figure 14-10 Generated Status/Reports______________________________________________300
Figure 14-11 Emailed Log or Report_________________________________________________301
Figure 14-12 About EMG _________________________________________________________302
Figure 14-13 Maintenance > Events _________________________________________________303
Figure 14-14 Maintenance > Banners________________________________________________305
Figure 15-1 EMG - Configuration ___________________________________________________307

EMG™ Edge Management Gateway User Guide 18
Figure 15-2 Remote User Connected to a SUN Server via the Console Manager ______________308
Figure 15-3 Dial-in (Text Mode) to a Remote Device ____________________________________309
Figure 15-4 Local Serial Connection to Network Device via Telnet _________________________311
Figure C-1 RJ45 Receptacle to DB25M DCE Adapter for the EMG Unit (PN 200.2066A)________409
Figure C-2 RJ45 Receptacle to DB25F DCE Adapter for the EMG Unit (PN 200.2067A) ________410
Figure C-3 RJ45 Receptacle to DB9M DCE Adapter for the EMG Unit (PN 200.2069A)_________410
Figure C-4 RJ45 Receptacle to DB9F DCE Adapter for the EMG Unit (PN 200.2070A) _________411
Figure C-5 RJ45 Receptacle to DB25M DTE Adapter (PN 200.2073) _______________________411

EMG™ Edge Management Gateway User Guide 19
List of Tables
Table 2-6 Console (DTE) Port Pinout ________________________________________________29
Table 2-8 Device (DCE Reversed & DTE) Port Pinout ___________________________________30
Table 2-12 Front Panel LED Indicators _______________________________________________33
Table 3-1 EMG 8500 Parts ________________________________________________________35
Table 3-2 EMG 8500 Device Modules ________________________________________________35
Table 3-3 EMG Technical Specifications ______________________________________________37
Table 3-6 Console Port and Device Port - Reverse Pinout Disabled _________________________42
Table 3-7 Device Port - Reverse Pinout Enabled (Default) ________________________________42
Table 3-9 Available I/O Module Configurations _________________________________________44
Table 4-1 Methods of Assigning an IP Address _________________________________________50
Table 5-3 SCS Commands ________________________________________________________64
Table 5-4 CLI Keyboard Shortcuts ___________________________________________________65
Table 6-13 Error Conditions Detected by Probes ______________________________________111
Table 9-1 Supported I/O Module Configurations _______________________________________149
Table 9-6 Port Status and Counters _________________________________________________163
Table 11-4 Interface Script Syntax Definitions _________________________________________212
Table 11-5 Primary Commands ____________________________________________________213
Table 11-6 Secondary Commands _________________________________________________215
Table 11-7 Control Flow Commands ________________________________________________216
Table 13-2 User Types and Rights _________________________________________________244
Table 16-1 Actions and Category Options ___________________________________________313

EMG™ Edge Management Gateway User Guide 20
1: About this Guide
Purpose and Audience
This guide provides the information needed to install, configure, and use the Lantronix EMG™
edge management gateway. The EMG gateway is for IT professionals who must remotely and
securely configure and administer servers, routers, switches, telephone equipment, or other
devices equipped with a serial port for facilities that are typically remote branch offices or
“distributed” IT locations.
Note: EMG edge management gateways are referred to as either EMG or as EMG 8500
when referring to the specific series. Edge management gateway or console manager
may be used to describe the EMG devices.
Summary of Chapters
The remaining chapters in this guide include:
Chapter Description
Chapter 2: Introduction Describes the EMG models, their main features, and the protocols they
support.
Chapter 3: Installation Provides technical specifications; describes connection form factors and
power supplies; provides instructions for installing the EMG in a rack.
Chapter 4: Quick Setup Provides instructions for getting your EMG unit up and running and for
configuring required settings.
Chapter 5: Web and
Command Line Interfaces
Describes the web and command line interfaces available for configuring
the EMG.
The configuration chapters (6-15) provide detailed instructions for using the
web interface and include equivalent command line interface commands.
Chapter 6: Networking Provides instructions for configuring network ports, firewall and routing
settings, and VPN.
Chapter 7: Services Provides instructions for enabling and disabling system logging, SSH and
Telnet logins, SNMP, SMTP, and the date and time.
Chapter 8: USB/SD Card Port Provides instructions for using the USB and SD Card ports.
Chapter 9: Device Ports Provides instructions for configuring global device port settings, individual
device port settings, and console port settings.
Chapter 10: Remote Power
Managers
Provides instructions for using RPMs.
Chapter 11: Scripts Provides instructions for creating scripts to automate tasks performed on the
EMG command line interface (CLI) or on device ports.
Chapter 12: Connections Provides instructions for configuring connections and viewing, updating, or
disconnecting a connection.
Chapter 13: User
Authentication
Provides instructions for enabling or disabling methods that authenticate
users who attempt to log in via the web, SSH, Telnet, or the console port.
Provides instructions for creating custom menus.