Moxa W325A-LX Manual de Usario

Moxa De oficina W325A-LX

Lee a continuación 📖 el manual en español para Moxa W325A-LX (74 páginas) en la categoría De oficina. Esta guía fue útil para 6 personas y fue valorada con 4.5 estrellas en promedio por 2 usuarios

Descargar PDF

Página 1/74

W315A/325A Linux User’s Manual

First Edition, August 2010

www.moxa.com/product

Reproduction without permission is prohibited.

W315A/325A Linux 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.

Reproduction without permission is prohibited.

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

Toll- 1- - - free: 888 669 2872

Tel: +1- - - 714 528 6777

Fax: +1- - -714 528 6778

Moxa China (Shanghai office)

Toll- - - free: 800 820 5036

Tel: +86- - - 21 5258 9955

Fax: +86- - -10 6872 3958

Moxa Europe

Tel: +49- - -0 89 3 70 03 99

Fax: +49- - -89 3 70 03 99 99

Moxa Asia-Pacific

Tel: -2- - +886 8919 1230

Fax: -2- -+886 8919 1231

Table of Contents

1. Introduction ...................................................................................................................................... 1-1

Overview ........................................................................................................................................... 1-2

Software Architecture .......................................................................................................................... 1-2

Journaling Flash File System (JFFS2) ............................................................................................. 1-3

Software Package ........................................................................................................................ 1-4

2. Getting Started.................................................................................................................................. 2-1

Powering on the W315A/325A .............................................................................................................. 2-2

Connecting the W315A/325A to a PC ..................................................................................................... 2-2

Serial Console ............................................................................................................................. 2-2

SSH Console ............................................................................................................................... 2-3

Configuring the Ethernet Interface ........................................................................................................ 2-3

Modifying Network Settings with the Serial Console ......................................................................... 2-3

Modifying Network Settings over the Network ................................................................................. 2-4

GPRS Networks .................................................................................................................................. 2-4

Setting Up the Wireless Module ............................................................................................................ 2-4

Configuring the SIM Card ..................................................................................................................... 2-4

Entering the PIN Code ......................................................................................................................... 2-5

Verifying the SIM Card Status .............................................................................................................. 2-5

Enabling or Disabling PIN Code Authentication........................................................................................ 2-5

Changing the PIN Code........................................................................................................................ 2-6

Unlocking the SIM Card ....................................................................................................................... 2-6

Configuring Your APN List .................................................................................................................... 2-7

Connecting to the Internet ................................................................................................................... 2-8

Reconnecting to the Internet ................................................................................................................ 2-8

Disconnecting from the Internet ........................................................................................................... 2-9

Detecting an Internet Connection Error ................................................................................................. 2-9

Sending and Reading an SMS Message .................................................................................................. 2-9

Deleting an SMS Message .................................................................................................................. 2-10

SD Socket for Storage Expansion ........................................................................................................ 2-10

Test Program— ....................................................................................................... 2-Developing Hello.c 11

Installing the Tool Chain (Linux) .................................................................................................. 2-11

Checking the Flash Memory Space ............................................................................................... 2-11

Compiling Hello.c ...................................................................................................................... 2-12

Uploading and Running the “Hello” Program ................................................................................. 2-13

Developing Your First Application ........................................................................................................ 2-13

Testing Environment .................................................................................................................. 2-13

Compiling tcps2.c ...................................................................................................................... 2-14

Uploading and Running the “tcps2- ...................................................................... 2-release” Program 15

Summary of the Testing Procedure .............................................................................................. 2-17

3. Managing Embedded Linux ................................................................................................................ 3-1

System Version Information ................................................................................................................. 3-2

System Image Backup......................................................................................................................... 3-2

Upgrading the Firmware ............................................................................................................... 3-2

Loading Factory Defaults .............................................................................................................. 3-4

Enabling and Disabling Daemons .......................................................................................................... 3-4

Starting a Program Automatically at Run- ....................................................................................... 3-6Level

Adjusting the System Time .................................................................................................................. 3-7

Setting the Time Manually ............................................................................................................ 3-7

NTP Client .................................................................................................................................. 3-8

Updating the Time Automatically ................................................................................................... 3-8

Cron—Daemon for Executing Scheduled Commands ................................................................................ 3-9

4. Managing Communications................................................................................................................ 4-1

Telnet/FTP ......................................................................................................................................... 4-2

DNS .................................................................................................................................................. 4-2

Web Service— .......................................................................................................................... 4-3Apache

Installing PHP for Apache Web Server ................................................................................................... 4-4

IPTABLES........................................................................................................................................... 4-7

Observe and Erase Chain Rules ..................................................................................................... 4-9

Define Policy for Chain Rules......................................................................................................... 4-9

Append or Delete Rules .............................................................................................................. 4-10

NAT ................................................................................................................................................ 4-10

NAT Example ............................................................................................................................ 4-11

Enabling NAT at Bootup.............................................................................................................. 4-11

Dial- — ......................................................................................................................... 4-up Service PPP 12

How to Check the Connection ..................................................................................................... 4-13

Setting up a Machine for Incoming PPP Connections ...................................................................... 4-14

PPPoE.............................................................................................................................................. 4-15