Moxa UC-8410A-LX [4/86] Bfind package name and software description

SFTP ................................................................................................................................................. 5-6

DNS .................................................................................................................................................. 5-7

/etc/hosts .................................................................................................................................. 5-7

/etc/resolv.conf ........................................................................................................................... 5-7

/etc/nsswitch.conf ....................................................................................................................... 5-7

IPTABLES .......................................................................................................................................... 5-7

Observing and Erasing Chain Rules .............................................................................................. 5-11

Defining a Policy for Chain Rules ................................................................................................. 5-11

Append or Delete Rules .............................................................................................................. 5-12

rsync .............................................................................................................................................. 5-12

Using rsync for External Backups ................................................................................................ 5-13

Automating rsync Backups ......................................................................................................... 5-13

NAT ................................................................................................................................................ 5-14

NAT Example ............................................................................................................................ 5-14

Enabling NAT at Bootup ............................................................................................................. 5-15

NFS (Network File System) ................................................................................................................ 5-15

Setting Up the UC-8410A-LX as an NFS Client............................................................................... 5-16

SNMP .............................................................................................................................................. 5-16

OpenVPN ......................................................................................................................................... 5-18

Static-Key VPN.......................................................................................................................... 5-18

Package Management ....................................................................................................................... 5-19

apt-get .................................................................................................................................... 5-19

apt-cache ................................................................................................................................. 5-19

List All Available Packages .......................................................................................................... 5-19

Find Package Name and Software Description ............................................................................... 5-19

Check Package Information ........................................................................................................ 5-20

Check Dependencies for Specific Packages ................................................................................... 5-20

Check Cache Statistics ............................................................................................................... 5-20

Update System Packages ........................................................................................................... 5-20

Install or Upgrade Specific Packages ............................................................................................ 5-20

Upgrade All Software Packages ................................................................................................... 5-20

Install Multiple Packages ............................................................................................................ 5-20

Install Packages Without Upgrading ............................................................................................. 5-20

Upgrade Specific Packages ......................................................................................................... 5-21

Install Specific Package Version .................................................................................................. 5-21

Remove Packages Without Configuration ...................................................................................... 5-21

Completely Remove Packages ..................................................................................................... 5-21

Clean Up Disk Space .................................................................................................................. 5-21

Download Only Source Code of Package ....................................................................................... 5-21

Download and Unpack a Package ................................................................................................ 5-21

Download, Unpack, and Compile a Package .................................................................................. 5-21

Download a Package Without Installing ........................................................................................ 5-22

Check a Package’s Change Log ................................................................................................... 5-22

Check Broken Dependencies ....................................................................................................... 5-22

Search and Build Dependencies ................................................................................................... 5-22

Auto Clean Apt-Get Cache .......................................................................................................... 5-22

Auto Remove Installed Packages ................................................................................................. 5-22

6. Programmer’s Guide ......................................................................................................................... 6-1

Linux Tool Chain Introduction ............................................................................................................... 6-2

Native Compilation ...................................................................................................................... 6-2

Cross Compilation ....................................................................................................................... 6-3

Obtaining Help ............................................................................................................................ 6-5

Test Program—Developing Hello.c ......................................................................................................... 6-5

Compiling Hello.c with Native Compilation ...................................................................................... 6-5

Compiling Hello.c with Cross Compilation ....................................................................................... 6-6

Makefile Example ................................................................................................................................ 6-7

Modbus ............................................................................................................................................. 6-7

RTC (Real Time Clock) ......................................................................................................................... 6-7

WDT (Watch Dog Timer) ...................................................................................................................... 6-9

Cryptographic Hardware Accelerator ................................................................................................... 6-10

Diagnostic LED ................................................................................................................................. 6-10

Turning on the LEDs .................................................................................................................. 6-10

Turning off the LEDs .................................................................................................................. 6-10

Blinking the LEDs ...................................................................................................................... 6-10

Using cell_mgmt ............................................................................................................................... 6-11

Main Page ................................................................................................................................ 6-12

Automatic Dial-Up ..................................................................................................................... 6-13

Cellular Module ......................................................................................................................... 6-13

The cell_mgmt at Command] ...................................................................................................... 6-15

SIM Card .................................................................................................................................. 6-15

GPS ......................................................................................................................................... 6-16

Cellular Management ................................................................................................................. 6-16

Moxa UC-8410A-LX [4/86] Bfind package name and software description

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