UC-8410A Series Linux Software User's Manual
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UC-8410A Series Linux Software User’s Manual Edition 2.0, July 2018 www.moxa.com/product © 2018 Moxa Inc. All rights reserved. UC-8410A Series Linux Software User’s Manual The software described in this manual is furnished under a license agreement and may be used only in accordance with the terms of that agreement. Copyright Notice © 2018 Moxa Inc. All rights reserved. Trademarks The MOXA logo is a registered trademark of Moxa Inc. All other trademarks or registered marks in this manual belong to their respective manufacturers. Disclaimer Information in this document is subject to change without notice and does not represent a commitment on the part of Moxa. Moxa provides this document as is, without warranty of any kind, either expressed or implied, including, but not limited to, its particular purpose. Moxa reserves the right to make improvements and/or changes to this manual, or to the products and/or the programs described in this manual, at any time. Information provided in this manual is intended to be accurate and reliable. However, Moxa assumes no responsibility for its use, or for any infringements on the rights of third parties that may result from its use. This product might include unintentional technical or typographical errors. Changes are periodically made to the information herein to correct such errors, and these changes are incorporated into new editions of the publication. Technical Support Contact Information www.moxa.com/support Moxa Americas Moxa China (Shanghai office) Toll-free: 1-888-669-2872 Toll-free: 800-820-5036 Tel: +1-714-528-6777 Tel: +86-21-5258-9955 Fax: +1-714-528-6778 Fax: +86-21-5258-5505 Moxa Europe Moxa Asia-Pacific Tel: +49-89-3 70 03 99-0 Tel: +886-2-8919-1230 Fax: +49-89-3 70 03 99-99 Fax: +886-2-8919-1231 Moxa India Tel: +91-80-4172-9088 Fax: +91-80-4132-1045 Table of Contents 1. Introduction ...................................................................................................................................... 1-1 2. Getting Started.................................................................................................................................. 2-1 Software Architecture .......................................................................................................................... 2-2 Software Packages .............................................................................................................................. 2-2 Connecting to the UC-8410A-LX ........................................................................................................... 2-2 Connecting Through the Serial Console .......................................................................................... 2-3 SSH Console ............................................................................................................................... 2-5 User Account Management ................................................................................................................... 2-7 Switching to the Root Account ...................................................................................................... 2-7 Creating and Deleting User Accounts ..................................................................................................... 2-7 Disabling the Default User Account ....................................................................................................... 2-7 Network Settings ................................................................................................................................ 2-8 Configuring Ethernet Interfaces ..................................................................................................... 2-8 Connecting to a Cellular Network ................................................................................................... 2-9 System Administration ........................................................................................................................ 2-9 Querying the Firmware Version ..................................................................................................... 2-9 Adjusting the Time .................................................................................................................... 2-10 Setting the Time Zone ............................................................................................................... 2-10 Determining Available Drive Space ...................................................................................................... 2-12 Enabling and Disabling Daemons ........................................................................................................ 2-12 Package Management........................................................................................................................ 2-13 Reboot/Shutdown of the UC-8410A-LX ................................................................................................ 2-14 3. Advanced Configuration of Peripherals ............................................................................................. 3-1 Serial Ports ........................................................................................................................................ 3-2 stty ........................................................................................................................................... 3-2 USB Port ............................................................................................................................................ 3-3 Disabling the USB Port ................................................................................................................. 3-3 USB Automount .......................................................................................................................... 3-4 SD Slot .............................................................................................................................................. 3-4 Firmware Update ................................................................................................................................ 3-4 Firmware Update via the Network .................................................................................................. 3-4 Firmware Update via USB Disk ...................................................................................................... 3-6 Booting up the UC-8410A-LX for the First Time ...................................................................................... 3-7 File System Resizing .................................................................................................................... 3-7 Reset Button and LED indicators ........................................................................................................... 3-7 Diagnosing Device and Subsystem Failures ..................................................................................... 3-7 Restoring the Firmware to Factory Default Settings ................................................................................. 3-8 Using Cellular Modules ........................................................................................................................ 3-9 Cellular Signal Strength ............................................................................................................... 3-9 Cellular Dial-Up Mode .................................................................................................................. 3-9 Cellular GPS Port ......................................................................................................................... 3-9 Dial-Up Connections .................................................................................................................... 3-9 Disconnecting from a Dial-Up Network ......................................................................................... 3-10 GPS ......................................................................................................................................... 3-10 Power on/off Module .................................................................................................................. 3-10 Configuring the Wireless LAN ............................................................................................................. 3-10 Configuring WPA2 Settings ......................................................................................................... 3-11 Connecting to an AP Using WEP Authentication ............................................................................. 3-11 Connecting to an AP Using WPA/WPA2 PSK Authentication ............................................................. 3-12 Using wpa_cli............................................................................................................................ 3-13 4. Securing the UC-8410A-LX ................................................................................................................ 4-1 Sudo Mechanism ................................................................................................................................ 4-2 5. Using the General Debian Package .................................................................................................... 5-1 NTP Client .......................................................................................................................................... 5-3 Execute Scheduled Commands with cron ..............................................................................................