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V2406/2422/2426 Linux User`s Manual

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1. console tools 1 0 2 3dbs 65 1 Linux console and font utilities coreutils 6 10 6 The GNU core utilities cpio 2 9 13 GNU cpio a program to manage archives of files cpp 4 4 3 2 2 The GNU C preprocessor cpp cpp 4 3 4 3 2 1 1 The GNU C preprocessor cron 3 0pl1 105 management of regular background processing dbus 1 2 1 5 lenny1 simple interprocess messaging system dbus x11 1 2 1 5 lenny1 simple interprocess messaging system X11 deps debconf 1 5 24 Debian configuration management system debconf i18n 1 5 24 full internationalization support for debconf debian archive keyring 2009 01 31 GnuPG archive keys of the Debian archive debian faq 4 0 4 The Debian FAQ debianutils 2 30 Miscellaneous utilities specific to Debian deborphan 1 7 27 program that can find unused packages e g libraries defoma 0 11 10 0 2 Debian Font Manager automatic font configuration framework deskbar applet 2 22 3 1 1 universal search and navigation bar for GNOME desktop base 5 0 3 common files for the Debian Desktop desktop file utils 0 15 1 Utilities for desktop files dhcp3 client 3 1 1 6 lenny3 DHCP client dhcp3 common 3 1 1 6 lenny3 common files used by all the dhcp3 packages dialog 1 1 20080316 1 Displays user friendly dialog boxes from shell scripts dictionaries common 0 98 12 Common utilities for spelling dictionary tools diff 2 8 1 12 File comparison
2. 2 Function MOXA SET OP MODE int ioctl fd MOXA SET OP MODE amp mode Description Set the interface mode Argument 3 mode will pass to the UART device driver and change it 3 Function MOXA GET OP MODE int ioctl fd MOXA GET OP MODE amp mode Description Get the interface mode Argument 3 mode will return the interface mode There are two Moxa private ioctl control definitions for setting up special baudrates MOXA SET SPECIAL BAUD RATE MOXA GET SPECIAL BAUD RATE If you use this ioctl to set a special baudrate the termios cflag will be B4000000 in which case the B4000000 define will be different If the baudrate you get from termios or from calling tcgetattr is B4000000 you must call ioctl with MOXA GET SPECIAL BAUD RATE to get the actual baudrate 4 2 V2406 2422 2426 Linux User s Manual Programming Guide Example to set the baudrate include moxadevice h include lt termios h gt struct termios term int fd speed fd open dev ttyS0 O RDWR tcgetattr fd amp term term c cflag amp CBAUD CBAUDEX term c cflag B4000000 tcsetattr fd TCSANOW amp term speed 500000 ioctl fd MOXA SET SPECIAL BAUD RATE amp speed Example to get the baudrate include moxadevice h include lt termios h gt struct termios term int fd speed fd open dev ttyS0 O RDWR tcgetattr fd amp term if term c cflag
3. Function int set_din_event int diport void func int diport int mode long int duration Description Set the DIN event when the state is changed from high to low or from low to high Input lt diport gt The port that will be used to detect the DIN event Port numbering is from O to 3 This value depends on your device lt func int diport gt Not NULL Returns the call back function When the event occurs the call back function will be invoked NULL Clear this event lt mode gt DIN_EVENT_HIGH_TO_LOW 1 From high to low DIN_EVENT_LOW_TO_HIGH 0 From low to high DIN_EVENT_CLEAR 1 Clear this event lt duration gt 0 Detect the din event DIN EVENT HIGH TO LOW or DIN EVENT LOW TO HIGH without duration Not 0 Detect the din event DIN EVENT HIGH TO LOW or DIN EVENT LOW TO HIGH with duration Note The value of duration must be a multiple of 20 milliseconds The range of duration is 0 or 40 lt duration lt 3600000 milliseconds The error of the measurement is 24 ms For example if the DIN duration is 200 ms this event will be generated when the DIN pin stays in the same state for a time between 176 ms and 200 ms Output None Return Refer to the error code Function int get din event int diport int mode long int duration Description To retrieve the DIN event configuration including mode DIN EVENT HIGH TO LOW or DIN EVENT LOW TO HIGH and the value of duration Input diport Which DIN port you want
4. libconsole 1 0 2 3dbs 65 1 Shared libraries for Linux console and font manipulation libcpufreqO 004 2 shared library to deal with the cpufreq Linux kernel feature libcroco3 0 6 1 2 a generic Cascading Style Sheet CSS parsing and manipulation libcuculO 0 99 beta14 1 low level Unicode character drawing library libcups2 1 3 8 1 lenny8 Common UNIX Printing System tm libs libcwidget3 0 5 12 4 high level terminal interface library for C runtime files libdatrieO 0 1 3 2 Double array trie library libdb4 5 4 5 20 13 Berkeley v4 5 Database Libraries runtime libdb4 6 4 6 21 11 Berkeley v4 6 Database Libraries runtime libdbus 1 3 1 2 1 5 lenny1 simple interprocess messaging system libdbus glib 1 2 0 76 1 simple interprocess messaging system GLib based shared librar libdevmapper1 02 1 2 1 02 27 4 The Linux Kernel Device Mapper userspace library libdirectfb 1 0 0 1 0 1 11 direct frame buffer graphics shared libraries libdirectfb extra 1 0 1 11 direct frame buffer graphics extra providers libdmx1 1 1 0 2 3 X11 Distributed Multihead extension library libdns45 1 9 5 1 dfsg P3 1 lenny DNS Shared Library used by BIND 1 libdrm2 2 3 1 2 Userspace interface to kernel DRM services runtime libdv4 1 0 0 1 b1 software library for DV format digital video runtime lib libebook1 2 9 2 22 3 1 1 lenny2 Client library for evolution address books libecal1 2 7 2 22 3 1 1 lenny2 Client library for evolution calendars libed
5. gstreamer0 10 alsa 0 10 19 2 GStreamer plugin for ALSA V2406 2422 2426 Linux User s Manual Software Components gstreamer0 10 plugins bas e 0 10 19 2 GStreamer plugins from the base set gstreamer0 10 plugins goo d 0 10 8 4 1 lenny2 GStreamer plugins from the good set gstreamer0 10 x 0 10 19 2 GStreamer plugins for X11 and Pango gzip 1 3 12 6 The GNU compression utility hal 0 5 11 8 Hardware Abstraction Layer hal info 20080508 git20080601 Hardware Abstraction Layer fdi files 1 hicolor icon theme 0 10 1 default fallback theme for FreeDesktop org icon themes hostname 2 95 utility to set show the host name or domain name ifenslave 2 Attach and detach slave interfaces to a bonding device ifenslave 2 6 1 1 0 10 Attach and detach slave interfaces to a bonding device ifupdown 0 6 8 nmul high level tools to configure network interfaces initramfs tools 0 920 tools for generating an initramfs initscripts 2 86 ds1 61 Scripts for initializing and shutting down the system iproute 20080725 2 networking and traffic control tools iptables 1 4 2 6 administration tools for packet filtering and NAT iputils ping 3 20071127 1 Tools to test the reachability of network hosts iso codes 3 5 1 1 ISO language territory currency script codes and their tran klibc utils 1 5 12 2 small utilities built with klibc for early boot libaai 1 4p5 37 b1 as
6. 1 2 0 dfsg 3 1 lenny1 The Vorbis General Audio Compression Codec libvorbisfile3 1 2 0 dfsg 3 1 lenny1 The Vorbis General Audio Compression Codec libvte common 1 0 16 14 4 Terminal emulator widget for GTK 2 0 common A 10 V2406 2422 2426 Linux User s Manual Software Components files libvte9 1 0 16 14 4 Terminal emulator widget for GTK 2 0 runtime files libwavpack1 4 50 1 1 an audio codec lossy and lossless library libwbclientO 2 3 2 5 4lenny12 client library for interfacing with winbind service libwnck common 2 22 3 1 Window Navigator Construction Kit common files libwnck22 2 22 3 1 Window Navigator Construction Kit runtime files libwrapO 7 6 q 16 Wietse Venema s TCP wrappers library libwww perl 5 813 1 WWW client server library for Perl aka LWP libx11 6 2 1 1 5 2 X11 client side library libx11 data 2 1 1 5 2 X11 client side library libx86 1 1 1 ds1 2 x86 real mode library libxapian15 1 0 7 4 Search engine library libxau6 1 1 0 3 3 X11 authorisation library libxaw7 2 1 0 4 2 X11 Athena Widget library libxcb render utilO 0 2 1 git1 1 utility libraries for X C Binding render util libxcb renderO 1 1 1 2 X C Binding render extension libxcb xlibO 1 1 1 2 X C Binding Xlib XCB interface library libxcb1 1 1 1 2 X C Binding libxcompositel 1 0 4 0 3 X11 Composite extension library libxcurs
7. V2406 2422 2426 Linux User s Manual Managing Communications RFC1213 MIB sysContact 0 STRING Jared RFC1213 MIB sysName 0 STRING Moxa RFC1213 MIB sysLocation 0 STRING F1 8 No 6 Alley 6 Lane 235 Pao Chiao Rd Shing Tien City Taipei Taiwan R O C N SNMPv2 MIB sysORLastChange 0 Timeticks 4 0 00 00 04 SNMPv2 MIB sysORID 1 OID SNMP FRAMEWORK MIB snmpFrameworkMIBCompliance SNMPv2 MIB SysORID OID SNMP MPD MIB snmpMPDCompliance SNMPv2 MIB sysORID OID SNMP USER BASED SM MIB usmMIBCompliance SNMPv2 MIB sysORID OID SNMPv2 MIB snmpMIB SNMPv2 MIB sysORID OID TCP MIB tcpMIB SNMPv2 MIB sysORID OID RFC1213 MIB ip SNMPv2 MIB SysORID OID UDP MIB udpMIB SNMPv2 MIB sysORID OID SNMP VIEW BASED ACM MIB vacmBasicGroup ATTENTION Click on the following links for more information about RFC1317 RS 232 like groups and RFC 1213 MIB II http www faqs org rfcs rfc1317 html http www ietf org rfc rfc1213 txt OpenVPN OpenVPN provides two types of tunnels for users to implement VPNS Routed IP Tunnels and Bridged Ethernet Tunnels An Ethernet bridge is used to connect different Ethernet networks together The Ethernets are bundled into one bigger logical Ethernet Each Ethernet corresponds to one physical interface or port that is connected to the bridge On each OpenVPN machine you should carry out configurations in the etc openvpn directory where
8. dev hdal on type ext2 rw errors remount ro tmpfs on lib init rw type tmpfs rw nosuid mode 0755 proc on proc type proc rw noexec nosuid nodev sysfs on sys type sysfs rw noexec nosuid nodev procbususb on proc bus usb type usbfs rw udev on dev type tmpfs rw mode 0755 tmpfs on dev shm type tmpfs rw nosuid nodev devpts on dev pts type devpts rw noexec nosuid gid 5 mode 620 dev hdb2 on home type ext2 rw nfsd on proc fs nfsd type nfsd rw rpc pipefs on var lib nfs rpc pipefs type rpc pipefs rw dev sdal on media usb0 type vfat rw noexec nodev sync noatime gid 25 dmask 0007 fmask 0117 dev sdb1 on media usbl type vfat rw noexec nodev sync noatime gid 25 dmask 0007 fmask 0117 MOXA Note that usbmount is a light weight solution for text mode and does not fully support the gnome desktop environment For better supportability install gnome volume manager instead of usbmount mount o remount rw apt get remove usbmount apt get install gnome volume manager umount 2 13 V2406 2422 2426 Linux User s Manual Software Configuration ATTENTION Remember to type the command sync before you disconnect the USB storage device If you do not issue the command you may lose data ATTENTION Remember to exit the media usbO or media usb1 directory when you disconnect the USB storage device If you stay in media usbO or media usb1 the automatic un mount process will fail I
9. 3 25 V2406 2422 2426 Linux User s Manual Managing Communications 3 Next modify the routing table in script file etc openvpn tun sh bin sh value after N net is the subnet behind the remote peer route add net 192 168 2 0 netmask 255 255 255 0 gw 5 4 On machine OpenVPN B modify the remote address in configuration file etc openvpn tun conf point to the peer remote 192 168 8 173 dev tun secret etc openvpn secrouter key cipher DES EDE3 CBC auth MD5 tun mtu 1500 tun mtu extra 64 ping 40 ifconfig 192 168 4 174 192 168 2 173 up etc openvpn tun sh And then modify the routing table in script file etc openvpn tun sh bin sh value after route add net 192 168 2 0 netmask 255 255 255 0 gw 5 y net is the subnet behind the remote peer The first argument of parameter ifconfig is the local internal interface and the second argument is the internal interface at the remote peer 5 is the argument that the OpenVPN program passes to the script file Its value is the second argument of ifconfig in the configuration file 5 Check the routing table after you run the OpenVPN programs by typing the command route Destination Gateway Genmsk Flags Metric Ref Use Iface 192 168 4 174 25592995 255 UH 0 0 0 tun0 192 168 4 0 192 168 4 174 255 255 tun0 4 0 iU 0 192 168 2 0 A 255 255 i 0 0 0 ethl 8 0 0 iU 192 168 8 0 id 219 082 90 eth0 3 26 The follow
10. EndSection Section Screen Identifier Screen0 Device Intel Corporation Mobile 945GM GMS 943 940GML Express Integrated Graphics Controller Monitor VGA EndSection 2 At this point you can issue the following command to test your setting MOXA etc init d gdm start 3 To log in from a desktop environment issue the following command MOXA mv etc rc2 d N30gdm etc rc2 d S30gdm 4 Reboot the Moxa embedded computer to use the desktop environment 2 4 V2406 2422 2426 Linux User s Manual Software Configuration Startup with Desktop Environment In this section we introduce the display configuration for the V2406 2422 2426 series The V2406 2422 2426 series supports both VGA and DVI output Connect the display to the V2406 2422 2426 computer and issue the command etc init d gdm start to start Xwindows from the text console You can also start the gnome desktop environment from the text console MOXA 4 etc init d gdm start Or issue the following command configure gnome display manager as a startup daemon MOXA mv etc rc2 d N30gdm etc rc2 d S30gdm You should see the following log in window E Welcome Username Please enter your username t3 Y Applications Places System Tue Jan 19 12 35 PM App y computen moas Tome z eer 2 5 V2406 2422 2426 Linux User s Manual Software Configuration Connecting from a Telnet Console The V24
11. vim tiny 1 7 1 314 3 lenny2 Vi IMproved enhanced vi editor compact version w3m 0 5 2 2 b1 WWW browsable pager with excellent tables frames support watchdog 5 4 10 A software watchdog wget 1 11 4 2 lenny1 retrieves files from the web whiptail 0 52 2 11 3 lenny1 Displays user friendly dialog boxes from shell scripts whois 4 7 30 an intelligent whois client wodim 9 1 1 9 1 command line CD DVD writing tool x ttcidfont conf 31 TrueType and CID fonts configuration for X x11 apps 7 3 4 X applications x11 common 1 7 3 20 X Window System X Org infrastructure x11 session utils 7 3 1 X session utilities x11 utils 7 3 2 nmul X11 utilities x11 xfs utils 7 3 1 X font server utilities x11 xkb utils 7 4 1 X11 XKB utilities x11 xserver utils 7 3 5 X server utilities xauth 1 1 0 3 2 X authentication utility xbase clients 1 7 3 20 miscellaneous X clients metapackage xfonts 100dpi 1 1 0 0 4 100 dpi fonts for X xfonts 75dpi 1 1 0 0 4 75 dpi fonts for X xfonts base 1 1 0 0 5 standard fonts for X xfonts encodings 1 1 0 2 3 Encodings for X Org fonts xfonts scalable 1 1 0 0 6 scalable fonts for X xfonts utils 1 7 4 1 X Window System font utility programs xinit 1 0 9 2 X server initialisation tool xkb data 1 3 2 X Keyboard Extension XKB configuration data xml core 0 12 XML infrastructure and XML catalog file support xorg 1 7 3 20 X Org X Window System xorg docs 1 1 4 4 Miscellaneous documentation for the X Org software suite
12. 3 18 V2406 2422 2426 Linux User s Manual Managing Communications option without the demand option If the active filter option is given data packets which are rejected by the specified activity filter also f count as the link being idle idle n Specifies how many seconds to wait before re initiating the link after it terminates This option only has any effect if the persist or demand option is used The holdoff period is not applied if the link was terminated because it was idle holdoff n Wait for up n milliseconds after the connect script finishes for a valid PPP packet from the peer At the end of this time or when a valid PPP packet is received from the peer pppd will commence negotiation by sending its first LCP packet The default value is 1000 1 second This wait period only applies if the connect or pty option is used connect delay lt n gt f Load the pppoe plugin plugin rp pppoe so End of File 6 If you use LAN1 to connect to the ADSL modem add the file etc ppp options ethO if you use LAN2 to connect to the ADSL modem add etc ppp options eth1 etc name username hinet net mtu 1492 mru 1492 defaultroute noipdefault letc ppp options eth0 5 lines 67 characters Type your username the one you set in the etc ppp pap secrets and etc ppp chap secrets files after the name option You may add other options as needed 7 Set up DNS If you are
13. Configuration File ocoocococonnnnnronnnnnconnncnnnnnnnnnnnancnnnnnnnnnnnrnnnnnnrnnnnanenananess 3 2 Static IPAddress ic RR IR ERR RR ERES 3 3 Dynamic IP Address sing DAPR 3 3 Adjusting IP Addresses with ifconfig o oocoononoconnnnnconnnnnronnnnnronencnnnnrnnonnnrnrnnenrnrnnnnrncnnrnrnrrnrnenannnnanns 3 3 Serial Port Operation Mode is nene he nenne anaana mean rra setas r k enata renun nna 3 3 AAA AS ic 20 x25 24557 28st EP E cM C MM EM ENEE EANA ee ne Sees 3 4 Enabling the Telnet FTP Server eee RE RE RR RRRRR dd E 3 4 DISNEI ONU ee 3 5 cedi J M 3 5 etc hosttiame lll ns ch Blane de des AO ERAT MN Ne D Rr orte me e em nice ini E 3 5 OLG MESOIV GOMM eS ET EPIRI O Pea Tana ondaa ne 3 5 etc nsswitch cohf sss retener ete tenete pese Pe eset eser NN 3 6 Apache Web SEVERA YO RET cis vitae ka ere Sera gave vane voa Cry ora et AN E EERERVRRRIRERFRRERFRREYIRFRPIRPP RR SEDRYRPR RNRERA 3 6 Defa lt Homepagse a none iaki EA apagas 3 6 Disabling the ECLEMNTIA A ee ee anna tti cei or rare sea ER PRRRRMRIMMRDRRRRPRRSDRENRDAUR 3 7 Saving Web Pages to a USB Storage Device occocococcnnncoconnnconennncnnnnananannnnnnnrnnnnnnrnrnnrnrnrnnnnrnrnnenaninnnns 3 7 IPTAB ES uestes ees A eie dans se tendere AS AS AAA ea VA EO E E URL 3 9 IPTABLES HISRAr CNY is Lise Jasa saga eR sans cora rr x kir xi Soothes er ee enr nas RIA REST RR cias rara 3 10 IPTABLES Modules ai ao FERRR
14. amp CBAUD CBAUDEX B4000000 follow the standard termios baud rate define else ioctl fd MOXA GET SPECIAL BAUD RATE amp speed Baudrate inaccuracy Divisor 921600 Target Baud Rate Only Integer part ENUM 8 921600 Target Divisor Round up or down Inaccuracy Target Baud Rate 921600 Divisor ENUM 8 Target Baud Rate 100 E g To calculate 500000 bps Divisor 1 ENUM 7 Inaccuracy 1 7 Note To work reliably the inaccuracy should be less than 2 Special Note 1 If the target baudrate is not a special baudrate e g 50 75 110 134 150 200 300 600 1200 1800 2400 4800 9600 19200 38400 57600 115200 230400 460800 921600 the termios cflag will be set to the same flag 2 If you use stty to get the serial information you will get speed equal to O for the special baudrate 4 3 V2406 2422 2426 Linux User s Manual Programming Guide Digital I O Digital Output channels can be set to high or low The channels are controlled by the function call set dout state Use the digital input channels to detect the state change of the digital input signal The DI channels can also be used to detect whether or not the state of a digital signal changes during a fixed period of time This can be done with the function call set_din_event Return error code definitions define DIO ERROR PORT 1 no such port define DIO ERROR MODE 2 no such mode or state
15. define DIO ERROR CONTROL 3 open or ioctl fail define DIO ERROR DURATION 4 The value of duration is not 0 or not in the range 40 lt duration lt 3600000 milliseconds 1 hour define DIO ERROR DURATION 20MS 5 The value of duration must be a multiple of 20 ms define DIO OK 0 DIN and DOUT definitions define DIO HIGH 1 define DIO LOW 0 Moxa functions for DI DO Function int set dout state int doport int state Description Set the DOUT port to high or low state Input lt doport gt The DOUT port you want to set Port starts from 0 to 3 state Set high or low state DIO HIGH 1 for high DIO LOW 0 for low Output None Return refer to the error code Function int get din state int diport int state Description Get the DIN port state Input lt diport gt The DIN port to get the state of Port numbering is from O to 3 state Save the current state Output state DIO HIGH 1 for high DIO LOW 0 for low Return Refer to the error code Function int get dout state int doport int state Description Get the DOUT port state Input doport The DOUT port to get the state of state Save the current state Output state DIO HIGH 1 for high DIO LOW 0 for low Return Refer to the error code V2406 2422 2426 Linux User s Manual Programming Guide
16. iptable raw ko ip tables ko ipt addrtype ko ipt ah ko ipt CLUSTERIP ko ipt dscp ko ipt DSCP ko ipt ecn ko ipt ECN ko ipt hashlimit ko ipt iprange ko ipt LOG ko ipt MASQUERADE ko ipt NETMAP ko ipt owner ko ipt recent ko ipt REDIRECT ko ipt REJECT ko ipt SAME ko ipt TCPMSS ko ipt tos ko ipt TOS ko ipt ttl ko ipt TTL ko 3 10 ipt ULOG ko V2406 2422 2426 Linux User s Manual Managing Communications The basic syntax to enable and load an IPTABLES module is as follows 4 lsmod modprobe ip tables modprobe iptable filter modprobe iptable mangle modprobe iptable nat Use Ismod to check if the ip tables module has already been loaded in the V2406 2422 2426 LX Use modprobe to insert and enable the module Use iptables iptables restore and iptables save to maintain the database ATTENTION IPTABLES plays the role of packet filtering or NAT Be careful when setting up the IPTABLES rules If the rules are not correct remote hosts that connect via a LAN or PPP may be denied We recommend using the VGA console to set up the IPTABLES Click on the following links for more information about IPTABLES http www linuxguruz com iptables http www netfilter org documentation HOWTO packet filtering HOWTO html Since the IPTABLES command is very complex to illustrate the IPTABLES syntax we have divided our discussion of the various rules into three categories Obser
17. 10 1 1 X Org X server S3 ViRGE display driver xserver xorg video savage 1 2 2 1 2 lenny1 X Org X server Savage display driver xserver xorg video siliconm 1 1 6 0 1 X Org X server SiliconMotion display driver otion xserver xorg video sis 1 0 10 0 1 X Org X server SiS display driver xserver xorg video sisusb 1 0 9 0 1 X Org X server SiS USB display driver xserver xorg video tdfx 1 1 4 0 1 X Org X server tdfx display driver xserver xorg video tga 1 1 1 0 9 X Org X server TGA display driver xserver xorg video trident 1 1 3 0 1 X Org X server Trident display driver xserver xorg video tseng 1 1 2 0 1 X Org X server Tseng display driver xserver xorg video v4l 0 2 0 1 X Org X server Video 4 Linux display driver xserver xorg video vesa 1 1 3 0 4 X Org X server VESA display driver xserver xorg video vga 1 4 1 0 8 X Org X server VGA display driver xserver xorg video vmware 1 10 16 2 1 X Org X server VMware display driver xserver xorg video voodoo 1 1 2 0 1 X Org X server Voodoo display driver xsltproc 1 1 24 2 XSLT command line processor xulrunner 1 9 1 9 0 19 1 XUL XPCOM application runner yelp 2 22 1 8 b1 Help browser for GNOME 2 zenity 2 22 1 2 Display graphical dialog boxes from shell scripts zlibig 1 1 2 3 3 dfsg 12 compression library runtime A 16
18. 1000 Mbps Ethernet ports offer a reliable solution for network redundancy which taken together promise continuous data communication and management operations For added convenience the V2406 2426 computers have 6 DIs and 2 DOs and the V2422 comes with 4 DIs and 4 DOs for connecting digital input output devices In addition the SD and USB ports provide V2406 2422 2426 computers with data buffering and storage expansion which provide the necessary reliability for industrial applications Pre installed with Linux the V2406 2422 2426 series provides programmers with a friendly environment for developing sophisticated bug free application software at a lower cost All V2406 2422 2426 models support a wide operating temperature range of 40 to 70 C for use in harsh industrial environments Software Specifications The Linux operating system pre installed on the V2406 2422 2426 embedded computers is the Debian Lenny 5 02 distribution The Debian project involves a worldwide group of volunteers who endeavor to produce an operating system distribution composed entirely of free software The Debian GNU Linux follows the standard Linux architecture making it easy to use programs that meet the POSIX standard Program porting can be done with the GNU Tool Chain provided by Moxa In addition to Standard POSIX APIs device drivers for Moxa UART and other special peripherals are also included An example software architecture is shown below REESE am
19. S3 1 Moxa s embedded computer Enable S3 options in BIOS Get its MAC by issuing ifconfig ethx x is the port number Suspend to RAM with command pm suspend quirk s3 bios 2 Remote computer Issue the command etherwake b mac of this device to wake it up For example etherwake b 00 90 e8 00 d7 07 The following example illustrates how to wake up on shutdown S5 1 Moxa s embedded computer Shut down your computer with shutdown h now 2 Remote computer Issue the command etherwake b mac of this device to wake it up For example etherwake b 00 90 e8 00 d7 07 3 Managing Communications The V2406 2422 2426 LX ready to run embedded computer is a network centric platform designed to serve as a front end for data acquisition and industrial control applications This chapter describes how to configure the various communication functions supported by the Linux operating system The following topics are covered in this chapter O Detecting Network Interfaces O Changing the Network Settings gt Changing the interfaces Configuration File gt Adjusting IP Addresses with ifconfig O Serial Port Operation Mode O Telnet FTP Server gt Enabling the Telnet FTP Server gt Disabling the Telnet FTP Server O DNS Client gt etc hostname gt etc resolv conf gt etc nsswitch conf O Apache Web Server gt Default Homepage gt Disabling the CGI Function gt Saving Web Pages to a USB Storage Device O IPTABLE
20. and inspecting the Linux kernel s IP packet filter rule tables Several different tables are defined with each table containing built in chains and user defined chains Each chain is a list of rules that apply to a certain type of packet Each rule specifies what to do with a matching packet A rule such as a jump to a user defined chain in the same table is called a target The V2406 2422 2426 LX supports three types of IPTABLES Filter tables NAT tables and Mangle tables Filter Table includes three chains e INPUT chain e OUTPUT chain e FORWARD chain NAT Table includes three chains PREROUTING chain transfers the destination IP address DNAT e POSTROUTING chain works after the routing process and before the Ethernet device process to transfer the source IP address SNAT e OUTPUT chain produces local packets Sub tables Source NAT SNAT changes the first source IP address of the packet e Destination NAT DNAT changes the first destination IP address of the packet e MASQUERADE a special form for SNAT If one host can connect to the Internet then the other computers that connect to this host can connect to the Internet when the computer does not have an actual IP address e REDIRECT a special form of DNAT that re sends packets to a local host independent of the destination IP address Mangle Table includes two chains e PREROUTING chain pre processes packets before the routing process e
21. files 5 2 V2406 2422 2426 Linux User s Manual System Recovery C Copy all files in the firmware directory to the root directory of your USB disk Mm Y2101 LX Recovery File Edit View Favorites Tools Help Qe O x 7 O sos E rates E Address EAV24xx LX_Recovery T E initrd File and Folder Tasks NA 20 m Aa 22 15 019 KB Make a new folder Publish this Folder to the isolinux bin N kernel web BIN File 1333 File E Share this folder 12KB 4 189 KB ldlinux sys syslinux cfg System File CFG File Other Places 12KB 1KB tr LISB DISK E a My Documents syslinux exe E Shared Documents 5 My Computer E My Network Places Details V24xx LX Recovery File Folder Date Modified Today September 02 2010 4 40 PM d Open a DOS prompt and type M syslinux exe M to create a bootable Linux disk In this example M is the partition name of the USB disk drive 3 Set up the BIOS to Boot from a USB Disk a Insert the USB disk b Power on the computer and press DEL to enter the bios setup menu c Select Advanced Hard Disk Boot Priority and then press Enter d From the setup menu use the up or down arrows 1 or to select the USB device e Press to move the selection up to the first priority and press Esc to exit the setup menu 5 3 V2406 2422 2426 Linux User s Manual System Recovery f Make sure the first boot device is Hard Disk If not press Enter to chan
22. iface eth0 inet static address 192 168 3 127 netmask 255 255 255 0 broadcast 192 168 3 255 auto ethl iface ethl inet static address 192 168 4 127 netmask 255 255 255 0 broadcast 192 168 4 255 Dynamic 1P Address using DHCP To configure one or both LAN ports to request an IP address dynamically replace static with dhcp and then delete the rest of the lines f The primary network interface allow hotplug eth0 iface eth0 inet dhcp After modifying the boot settings of the LAN interface issue the following command to activate the LAN settings immediately etc init d networking restart MOXA etc init d networking restart Adjusting IP Addresses with ifconfig IP settings can be adjusted during run time but the new settings will not be saved to the flash ROM without modifying the file etc network interfaces For example type the command ifconfig ethO 192 168 1 1 to change the IP address of LAN1 to 192 168 1 1 MOXA ifconfig eth0 192 168 1 1 MOXA Serial Port Operation Mode The V2406 2422 2426 LX computer has 4 serial ports named COM1 COM2 COM3 and COM4 The ports support RS 232 RS 422 2 wire RS 485 and 4 wire RS 485 operation modes with baudrate settings up to 921600 bps By default the serial interface is set to RS 232 You can use the setinterface command to change the serial port operation mode as indicated below 3 3 V2406 2422 2426 Linux User s Manual Managing Communicatio
23. install a huge package link var cache apt to USB mass storage or mount it to an NFS space to generate more free space Use df h to check how much free space is available on tmpfs Moxa df h Filesystem Size Used Avail Use Mounted on rootfs 1 5G 1001M 440M 70 udev 10M 748K 9 3M 8 dev dev sdal 1 5G 1001M 440M 70 tmpfs 501M 0 501M lib init rw tmpfs 501M 0 501M 0 0 dev shm 2 15 V2406 2422 2426 Linux User s Manual Software Configuration none 501M 19M 482M 4 tmp dev sda2 270M 130M 126M 51 home Moxa ATTENTION You can free up the cache space with the command apt get clean MOXA apt get clean MOXA Device Suspend The V2406 2422 2426 LX supports ACPI S3 suspend to ram You should enable option S3 in the BIOS and then use the pm suspend qurik s3 bios command MOXA pm suspend quirk s3 bios After suspend is in effect press the power button to wake up the computer If you login in as administrator root in X windows you can use System gt Shutdown gt Suspend to suspend your device Note This does not work for non root users Some components on Moxa s embedded computer may need to be reset after resuming You can write a simple script in the directory usr lib pm utils sleep d to complete this procedure For example you could create a script 99serial for your application bin sh case 1 in hibernate suspend echo close AP and tty
24. nemen sese ene eene nen 2 6 Connecting from an SSH Console ss Ea a aa a iaa aa aa EE E i i 2 6 NiINdoOWS DE EEEE HEELS 2 7 O A SEDE 2 7 Adjusting the System Ti ia 2 7 Setting the Time Manually voces 2 7 NRA EEA Et Lm mI MEER d cd RE yeaa s 2 8 Updating the Time Automatically esses eene hene hene hire n nene e semen nene nnns 2 9 Enabling and Disabling Daemons ssssssssssrsrsrtrrrtnrtttttnttttrt tntu runut hene hehe eines i nire e sene e sene ener nenne 2 9 Setting the RUN Teva A EE RERERRIRIRIRRPDPRRPNRNDRERPP PPP ADR P AGAT TUNE 2 11 Cron Daemon for Executing Scheduled Commands ss sssssssssisssisesseesseseesse 2 12 Inserting a USB Storage Device into the Computer ss Hmmm memes sese nennen nene 2 13 Inserting a Compact Flash Card Ene nena rennen nnn nn 2 14 Checking the Linux Version sees enne nenne nennen nensi na nnsk na nasa sa nasi saa ke suse nisi an tranan Einni 2 14 APT Installing and Removing Packages ssssssssssrsrsrtrrrtrttuttnttttttt mee hee nene e nene e nine einen nnne nn nens 2 14 Device S spend erret rrr epe O 2 16 Wak on LAN nere ds 2 17 3 Managing Communications comoncanononcanonencnnononcnnnnnnnn nen nn nn R uuu nanus usus ucsasus uasa sus uasa suck sa suas sa suus aun un 3 1 Detecting Network Interfaces iniit danna 3 2 Changing the Network Settings 0 0 nene nennen nenne hene e nee sese re sese re semen nene nennen 3 2 Changing the interfaces
25. routing and erase default rules PATH bin sbin usr bin usr sbin usr local bin usr local sbin export PATH echo 1 proc sys net ipv4 ip forward sbin iptables F sbin iptables X sbin iptables Z sbin iptables F t nat sbin iptables X t nat sbin iptables Z t nat sbin iptables P INPUT ACCEPT sbin iptables P OUTPUT ACCEPT sbin iptables P FORWARD ACCEPT sbin iptables t nat P PREROUTING ACCEPT sbin iptables t nat P POSTROUTING ACCEPT sbin iptables t nat P OUTPUT ACCEPT Step 3 Enable IP masquerade ehco 1 gt proc sys net ipv4 ip forward modprobe ipt MASQUERADE iptables t nat A POSTROUTING o eth0 j MASQUERADE PPP Point to Point Protocol PPP Point to Point Protocol is used to run IP Internet Protocol and other network protocols over a serial link PPP can be used for direct serial connections using a null modem cable over a Telnet link and links established using a modem over a telephone line Modem PPP access is almost identical to connecting directly to a network through the V2406 2422 2426 LX Ethernet port Since PPP is a peer to peer system the V2406 2422 2426 LX can also use PPP to link two networks or a local network to the Internet to create a Wide Area Network WAN ATTENTION Click on the following links for more information about PPP http tldp org HOWTO PPP HOWTO index html http axion physics ubc ca ppp linux html Connecting to a PPP Server over a Sim
26. s 192 168 1 0 24 j ACCEPT Example 4 Drop TCP packets from 192 168 1 25 iptables A INPUT i ethO p tcp s 192 168 1 25 j DROP Example 5 Drop TCP packets addressed for port 21 iptables A INPUT i ethO p tcp dport 21 j DROP Example 6 Accept TCP packets from 192 168 0 24 to V2406 2422 2426 LX s port 137 138 139 iptables A INPUT i ethO p tcp s 192 168 0 24 dport 137 139 j ACCEPT Example 7 Log TCP packets that visit V2406 2422 2426 LX s port 25 iptables A INPUT i ethO p tcp dport 25 j LOG Example 8 Drop all packets from MAC address 01 02 03 04 05 06 iptables A INPUT i eth0 p all m mac mac source 01 02 03 04 05 06 j DROP 3 12 V2406 2422 2426 Linux User s Manual Managing Communications ATTENTION In Example 8 remember to issue the command modprobe ipt mac first to load the module ipt mac NAT Network Address Translation The NAT Network Address Translation protocol translates IP addresses used on one network into IP addresses used on a connecting network One network is designated the inside network and the other is the outside network Typically the V2406 2422 2426 LX connects several devices on a network and maps local inside network addresses to one or more global outside IP addresses and un maps the global IP addresses on incoming packets back into local IP addresses ATTENTION Click on the following link for more information about NAT http www netfilter org documentatio
27. script files and key files reside Once established all operations will be performed in that directory Ethernet Bridging for Private Networks on Different Subnets 1 Set up four machines as shown in the following diagram local net Host A OpenVPN A LAN1 192 168 2 173 LAN1 192 168 2 171 LAN2 192 168 8 173 Internet LAN2 192 168 8 174 LAN1 192 168 4 172 LANI 192 168 4 174 OpenVPN B local net 3 21 V2406 2422 2426 Linux User s Manual Managing Communications Host A represents the machine that belongs to OpenVPN A and Host B represents the machine that belongs to OpenVPN B The two remote subnets are configured for a different range of IP addresses When this configuration is moved to a public network the external interfaces of the OpenVPN machines should be configured for static IPs or connected to another device such as a firewall or DSL box first 2 Generate a preset shared key by typing the following command openvpn genkey secret secrouter key 3 Copy the file that is generated to the OpenVPN machine 4 scp etc openvpn secrouter key 192 168 8 174 etc openvpn ATTENTION A preshared key is located at etc openvpn secrouter key You can use it for testing purposes We suggest creating a new key for non testing purposes 4 On machine OpenVPN A modify the remote address in configuration file etc openvpn tapO br conf point to the peer remote 192 1
28. sk uasa RENE rana nr rnnnnrnrnnnnenrnnnncnrannnenens 4 1 DEIA Pl EE SERRE Be EE ER ER PEER 4 2 RTE Real TIME CIOCK PPP 4 2 Dp EIC EE 4 2 Example to set the baudrate iren rrr kennen rtr Aaaa TRAE tuarum see REREEKERER ERE RRERR MEE E EREYR 4 3 Example to get the baudrate eene nra RR RR panne IRRRRMR ARRA RRRRRR NRRR RR ER RRRRR AR DRER RR ana 4 3 Ba drate inaccuracy A AR 4 3 INN A EET 4 3 Digital OR TR ovem a ts BE M eR S Oe E d vv vus tnr vu tuus Fe Ee Ve a ves 4 4 Special Nota MTM 4 5 EXE AA sa 4 5 WDT Watch Dog Timer a 4 6 A nn ERR ERE E EEREEERMRRRRRRRRRERERA 4 6 HOW the WDTAWORKS ES 4 6 A A E RANEE AEE 4 6 Special Note E 4 7 EXAMPLES ener tee nn deretenate de dede ER E AER ne nee ER TERRI PAIR RR PADRES BARN RAR ni donne eR net 4 7 CP E CLR UToTe 21e PPETETETE TETE TELE TELE TELE LEE E EEE EEE EEE EEE EEE LE TETE TELE LE LE LE LE LE LI LE TELE LE TELE LEE EL EEE EEE CET E TETE TETE TELE LE LITE TELE LE LE LE LE LIL 5 1 Recovery ENVIO MENE ano Rasa RD A Tari mana tentera one 5 2 Recovery Proced re pieron nn ma E Deacon 5 2 A Software Components smmmemenmnmenennenennnnennnnnnenennnnenennnnennnnnnennnnenenneenennenenennenenennnnenennnennnnns A 1 1 Introduction Thank you for purchasing the Moxa V2406 2422 2426 series of x86 ready to run embedded computers This manual introduces the software configuration and management of the V2406 2422 2426 LX which runs the Linux operating syste
29. time 266 ms C 129 67 sh 169 ping statistics 3 packets transmitted 3 packets received 0 packet loss round trip min avg max 247 260 268 ms MOXA Try typing netstat nr You should see three routes similar to the following Kernel routing table Destination Gateway Genmask Flags Metric Ref iface 129 07 1 165 050 050 255 255 255 255 UH pppO 127 0 0 0 0 0 0 0 255 0 0 0 0 0 0 0 129 67 1 165 0 0 0 0 pppO If your output looks similar but does not have the destination 0 0 0 0 line which refers to the default route used for connections you may have run pppd without the defaultroute option At this point you can try using Telnet ftp or finger bearing in mind that you will have to use numeric IP addresses unless you have configured etc resolv conf correctly 3 16 V2406 2422 2426 Linux User s Manual Managing Communications Setting up a Machine for Incoming PPP Connections Method 1 pppd dial in with pppd commands This first example applies to using a modem and requiring authorization with a username and password pppd dev ttySO 115200 crtscts modem 192 168 16 1 192 168 16 2 login auth You should also add the following line to the file etc ppp pap secrets ww The first star lets everyone login The second star lets every host connect The pair of double quotation marks indicates that the file etc passwd can be used to check the password The last star is t
30. to retrieve mode Save the set event duration The duration the DIN port is kept in high or low state return to the current duration value of diport Output mode DIN EVENT HIGH TO LOW 1 From high to low DIN EVENT LOW TO HIGH 0 From low to high DIN EVENT CLEAR 1 Clear this event duration The value of duration should be O or 40 lt duration lt 3600000 milliseconds Return Refer to the error code Special Note 1 You need to build the moxalib in advance for DI DO The moxalib is included in the folder example moxalib on the CD 2 Make sure to link the library libmoxalib for DI DO programming and include the header file moxadevice h Only one program at a time can use the DI DO library 3 Due to hardware limitations you need to modify MIN DURATION as 60 for V2406 2422 2426 LX computers Examples Example files tdio c and Makefile are located in the folder example tdio on the CD 4 5 V2406 2422 2426 Linux User s Manual Programming Guide WDT Watch Dog Timer Introduction The WDT works like a watchdog function and can be enabled or disabled When the WDT function is enabled and the application does not acknowledge it the system will reboot The acknowledgement time can be set to any number between 50 milliseconds and 60 seconds How the WDT Works You will need to write your own application to enable the WDT function Refer to the following APIs for help on writing the applic
31. utilities dmidecode 2 9 1 Dump Desktop Management Interface data dnsutils 1 9 5 1 dfsg P3 1 lenny Clients provided with BIND 1 doc base 0 8 20 utilities to manage online documentation docbook xml 4 5 6 standard XML documentation system for software and systems dpkg 1 14 25 Debian package management system dvd rw tools 7 1 3 DVD RW R tools e2fslibs 1 41 3 1 ext2 filesystem libraries e2fsprogs 1 41 3 1 ext2 ext3 ext4 file system utilities eject 2 1 5 deb1 4 ejects CDs and operates CD Changers under Linux eog 2 22 3 2 Eye of GNOME graphics viewer program esound clients 0 2 36 3 Enlightened Sound Daemon clients esound common 0 2 36 3 Enlightened Sound Daemon Common files ethtool 64 20080913 1 display or change Ethernet device settings evolution data server 2 22 3 1 1 lenny2 evolution database backend server evolution data server com 2 22 3 1 1 lenny2 architecture independent files for Evolution Data mon Server fam 2 7 0 13 3 lenny1 File Alteration Monitor file 4 26 1 Determines file type using magic numbers findutils 4 4 0 2 utilities for finding files find xargs fontconfig 2 6 0 3 generic font configuration library support binaries fontconfig config 2 6 0 3 generic font configuration library configuration ftp 0 17 18 The FTP client g 4 4 3 2 2 The GNU C compiler g 4 3 4 3 2 1 1 The GNU C compiler gcc 4 4 3 2 2 The GNU C compiler gcc 4 2 base 4 2 4 6 The GNU Compiler Collection base package gcc 4 3 4 3 2 1 1 The GNU C c
32. 06 2422 2426 LX computers come with two Ethernet ports named LAN1 and LAN2 The default IP addresses and netmasks of the network interfaces are as follows Default IP Address Netmask LAN 1 192 168 3 127 255 255 255 0 LAN 2 192 168 4 127 255 255 255 0 Before using the Telnet client you should change the IP address of your development workstation so that the network ports are on the same subnet as the IP address for the LAN port that you will connect to For example if you will connect to LAN1 you could set your PC s IP address to 192 168 3 126 and the netmask to 255 255 255 0 If you will connect to LAN2 you could set your PC s IP address to 192 168 4 126 and the netmask to 255 255 255 0 Use a cross over Ethernet cable to connect your development workstation directly to the target computer or use a straight through Ethernet cable to connect the computer to a LAN hub or switch Next use a Telnet client on your development workstation to connect to the target computer After a connection has been established type the login name and password as requested to log on to the computer The default values are both root Login root Password root c Telnet 192 168 30 128 Moxa Embedded Linux Professional Edition Moxa login root Password Last login Thu Apr 16 16 43 06 2008 from 192 168 380 128 on pts HHH HHHH HHH HHHHHHH HHHHHH HH HHH HHHH HHH Hitt HHHH HHHH HHH tiit HHH tiit HHH HHH Hi HH tiit Hitt Hit
33. 1 terminal related programs and man pages ncurses term 5 7 20081213 1 additional terminal type definitions net tools 1 60 22 The NET 3 networking toolkit netbase 4 34 Basic TCP IP networking system netcat traditional 1 10 38 TCP IP swiss army knife nfs common 1 1 1 2 6lenny1 NFS support files common to client and server notification daemon 0 3 7 1 b1 a daemon that displays passive pop up notifications ntpdate 1 4 2 4p4 dfsg 8lenny3 client for setting system time from NTP servers A 12 V2406 2422 2426 Linux User s Manual Software Components openbsd inetd 0 20080125 2 The OpenBSD Internet Superserver openssh blacklist 0 4 1 list of default blacklisted OpenSSH RSA and DSA keys openssh blacklist extra 0 4 1 list of non default blacklisted OpenSSH RSA and DSA keys openssh client 1 5 1p1 5 secure shell client an rlogin rsh rcp replacement openssh server 1 5 1p1 5 secure shell server an rshd replacement openssl 0 9 8g 15 lenny6 Secure Socket Layer SSL binary and related cryptographic too openssl blacklist 0 4 2 list of blacklisted OpenSSL RSA keys openvpn 2 1rrc11 1 virtual private network daemon openvpn blacklist 0 3 list of blacklisted OpenVPN RSA shared keys oss compat 0 0 4 nmu2 OSS compatibility package passwd 1 4 1 1 6 change and administer password and group data pciutils 1 3 0 0 6 Linux PCI Utilities perl 5 10 0 1
34. 11 event trapping extension library libxtst6 2 1 0 3 1 X11 Testing Resource extension library libxv1 2 1 0 4 1 X11 Video extension library libxxf86dgal 2 1 0 2 1 X11 Direct Graphics Access extension library libxxf86misci 1 1 0 1 3 X11 XFree86 miscellaneous extension library libxxf86vm1 1 1 0 2 1 X11 XFree86 video mode extension library linux image 2 6 686 2 6 26 17 lenny1 Linux 2 6 image on PPro Celeron PII PIII P4 A 11 V2406 2422 2426 Linux User s Manual Software Components linux image 2 6 26 2 686 2 6 26 19lenny2 Linux 2 6 26 image on PPro Celeron PII PIII P4 linux image 2 6 30 bpo 2 6 86 2 6 30 8 bpo50 2 Linux 2 6 30 image on PPro Celeron PII PIII P4 linux libc dev 2 6 26 19lenny2 Linux support headers for userspace development linux sound base 1 0 17 dfsg 4 base package for ALSA and OSS sound systems locales 2 7 18 GNU C Library National Language locale data support lockfile progs 0 1 11 0 1 Programs for locking and unlocking files and mailboxes login 1 4 1 1 6 system login tools logrotate 3 7 1 5 Log rotation utility Irzsz 0 12 21 4 1 Tools for zmodem xmodem ymodem file transfer Isb base 3 2 20 Linux Standard Base 3 2 init script functionality Isof 4 78 dfsg 1 4 List open files Izma 4 43 14 Compression method of 7z format in 7 Zip program m4 1 4 11 1 a macro processing language make 3 81 5
35. 22 2426 Linux User s Manual Managing Communications Disabling the Telnet FTP Server Disable the daemon by typing 3 in front of the first character of the row to comment out the line For example to disable the FTP server use the following commands discard dgram udp wait root bin discard discard stream tcp nowait root bin discard telnet stream tcp nowait root bin telnetd ftp stream tcp nowait root bin ftpd 1 After you finish writing or modifying the code remember to execute umount to change the root directory back to Read only mode MOXA umount DNS Client The V2406 2422 2426 LX supports DNS client but not DNS server To set up DNS client you need to edit three configuration files etc hostname etc resolv conf and etc nsswitch conf etc hostname 1 Mount the root file system with write permission MOXA mount o remount rw dev hdal 2 Edit etc hostname MOXA vi etc hostname MOXA 3 After you finish writing or modifying the code remember to execute umount to change the root directory back to Read only mode MOXA umount 4 Re configure the hostname MOXA etc init d hostname sh start 5 Check the new hostname MOXA hostname etc resolv conf This is the most important file that you need to edit when using DNS For example before using ntpdate time stdtime gov tw to update the system time you will need to add the DNS server
36. 255 255 255 0 dev br0 N net is the subnet behind the remote peer And then configure the bridge interface in etc openvpn bridge bin bash Create global variables Define Bridge Interface br br0 Define list of TAP interfaces to be bridged for example tap tap0 tapl tap2 tap tap0 Define physical ethernet interface to be bridged with TAP interface s above eth ethl eth ip 192 168 8 174 eth netmask 255 255 255 0 eth broadcast 192 168 8 255 gw 192 168 8 173 Start the bridge script file to configure the bridge interface etc openvpn bridge restart ATTENTION Select cipher and authentication algorithms by specifying cipher and auth To see which algorithms are available type openvpn show ciphers openvpn show auths 7 Start both OpenVPN peers on machine OpenVPN A and OpenVPN B openvpn config etc openvpn tap0 br conf amp If you see the line Peer Connection Initiated with 192 168 8 173 50000n each machine the connection between OpenVPN machines has been established successfully on UDP port 5000 3 23 V2406 2422 2426 Linux User s Manual Managing Communications ATTENTION You can create link symbols to start the OpenVPN service at boot time ln sf etc init d openvpn etc rc2 d Sl6openvpn To stop the service you should create these links ln sf etc init d openvpn etc rc0 d K80openvpn ln sf etc init d openvpn etc rc6 d K80op
37. 4 ttt ttt HE 4 yo d EEEF ttt E HE ttt ttt ttt Gd tt 4 tt 4 E tt ttt EEEF L tt ttt dE Ht E EEEE ttt tt CHE HA LI tt ttt tot tt tt tt CHE HN ft ttt ttt THEE tH tt ttt oft LI ttt tt tit ttt tt ttt ft 4 4 iH tH 4 tt ttt 4 ttt tH tttttt EO AAA For further information check Display on Single or Multiple Outputs This section introduces how to configure the xorg conf file for displaying 1 single output and 2 both VGA and DVI output Take the following steps 1 Open the xorg conf file and modify the device monitor and screen sections a To display on a VGA port use the following settings Section Device Identifier Intel Corporation Mobile 945GM GMS 943 940GML Express Integrated Graphics Controller 2 2 V2406 2422 2426 Linux User s Manual Software Configuration Driver intel Option monitor VGA VGA Option monitor TMDS 1 TMDS 1 Option monitor LVDS LVDS EndSection Section Monitor Identifier VGA EndSection Section Monitor Identifier TMDS 1 Option Ignore true EndSection Section Monitor Identifier LVDS Option Ignore true EndSection Section Screen Identifier Screen0 Device Intel Corporation Mobile 945GM GMS 943 940GML Integrated Graphics Controller Monitor VGA EndSection In the above configuration the TMDS 1 DVI port and the
38. 68 8 174 dev tapO0 port 1194 secret etc openvpn secrouter key cipher DES EDE3 CBC auth MD5 tun mtu 1500 tun mtu extra 64 ping 40 up etc openvpn tap0 br sh comp 1zo Next modify the routing table in etc openvpn tapO br sh script bin sh value after N net is the subnet behind the remote peer route add net 192 168 4 0 netmask 255 255 255 0 dev bro And then configure the bridge interface in etc openvpn bridge bin bash Create global variables Define Bridge Interface br br0 Define list of TAP interfaces to be bridged for example tap tap0 tapl tap2 tap tap0 Define physical ethernet interface to be bridged with TAP interface s above eth ethl eth ip 192 168 8 173 eth netmask 255 255 255 0 eth broadcast 192 168 8 255 gw 192 168 8 174 Start the bridge script file to configure the bridge interface 3 22 V2406 2422 2426 Linux User s Manual Managing Communications 4 etc openvpn bridge restart On machine OpenVPN B modify the remote address in configuration file etc openvpn tap0 br conf point to the peer remote 192 168 8 173 dev tap0 secret etc openvpn secrouter key cipher DES EDE3 CBC auth MD5 tun mtu 1500 tun mtu extra 64 ping 40 up etc openvpn tap0 br sh fcomp lzo 6 Next modify the routing table in etc openvpn tapO br sh script file bin sh value after route add net 192 168 2 0 netmask
39. 9lenny2 Larry Wall s Practical Extraction and Report Language perl base 5 10 0 19lenny2 minimal Perl system perl modules 5 10 0 19lenny2 Core Perl modules php5 common 5 2 6 dfsg 1 1 lenny4 Common files for packages built from the php5 source pm utils 1 1 2 4 1 utilities and scripts for power management portmap 6 0 9 RPC port mapper powermgmt base 1 30 nmui Common utils and configs for power management ppp 2 4 4rel 10 1 Point to Point Protocol PPP daemon pppconfig 2 3 18 A text menu based utility for configuring ppp pppoe 3 8 3 PPP over Ethernet driver pppoeconf 1 18 configures PPPoE ADSL connections procps 1 3 2 7 11 proc file system utilities proftpd 1 3 1 17lenny4 versatile virtual hosting FTP daemon proftpd basic proftpd mod Idap 1 3 1 17lenny4 1 3 1 17lenny4 versatile virtual hosting FTP daemon binaries versatile virtual hosting FTP daemon LDAP module proftpd mod mysq l 1 3 1 17lenny4 versatile virtual hosting FTP daemon MySQL module proftpd mod pgsql 1 3 1 17lenny4 versatile virtual hosting FTP daemon PostgreSQL module psmisc 22 6 1 Utilities that use the proc filesystem python 2 5 2 3 An interactive high level object oriented language default ve python beagle 0 3 5 1 b1 Python bindings for beagle python cairo 1 4 12 1 2 Python bindings for the Cairo vector graphics library python central 0 6 8 regi
40. Hit HHH HHHH HHHH HH HHH HHH HHH itt HH HH Hu HH H HH HHH Hu HHHH t Ht HH Hit HH HH HH Hu HHHH HO Hit HH HH HH HH HH HHH HHHHHHH tt HH HH HHH Hitt HHHHH Ht Hu HHH Hit HHH HHH HEO HHH HHH HH HHH Hi Hit Hit Lid HHH Hu Hu Hit Hitt tit Hu Hi tt diit Li Hu HHH Ho HAE HHH THEE THT ETH For further information check http www moxa com Mount user file system Moxa Ht Connecting from an SSH Console The V2406 2422 2426 LX computers support an SSH console to offer users better network security compared to Telnet V2406 2422 2426 Linux User s Manual Software Configuration Windows Users Click on the link http www chiark greenend org uk sgtatham putty download html to download PuTTY free software to set up an SSH console for the V2406 2422 2426 LX in a Windows environment The following screen shows an example of the configuration that is required X PuTTY Configuration Category Session Basic options for your PuT TY session Logging Terminal Keyboard Pot Bell 192 168 3 1 Features recto Ye Window OBaw O Telnet O Rlogn 9 55H Serial Appearance Behaviour Translation Saved Sessions Selection 192 168 3 127 Colours Default Settings A Load Connection 192 168 1 80 Data Bon 192 168 30 109 2m BA 192 168 30 111 Delete 192 168 30 121 Rlogin 192 168 30 125 SSH Serial Specify the destination you want to connect to Load save or delete a stored session Close win
41. LVDS port are ignored b To display on a DVI port use the following settings Section Device Identifier Intel Corporation Mobile 945GM GMS 943 940GML Integrated Graphics Controller Driver intel Option monitor VGA VGA Option monitor TMDS 1 TMDS 1 Option monitor LVDS LVDS EndSection Section Monitor Identifier VGA Option Ignore true EndSection Section Monitor Identifier NTMDS 1 EndSection Section Monitor Identifier LVDS Option Ignore true EndSection V2406 2422 2426 Linux User s Manual Software Configuration Section Screen Identifier Screen0 Device Intel Corporation Mobile 945GM GMS 943 940GML Express Integrated Graphics Controller Monitor TMDS 1 EndSection In the above configuration the VGA port and LVDS port are ignored c To display on both a VGA port and DVI port you only need to ignore the LVDS monitor section Section Device Identifier Intel Corporation Mobile 945GM GMS 943 940GML Express Integrated Graphics Controller Driver intel Option monitor VGA VGA Option monitor TMDS 1 TMDS 1 Option monitor LVDS LVDS EndSection Section Monitor Identifier EndSection Section Monitor Identifier NTMDS 1 EndSection Section Monitor Identifier LVDS Option Ignore true
42. Linux Kernel Device Driver J Micro Kernel Memory Control Schedule Process Refer to http www debian org and http www gnu org for information and documentation related to Debian GNU Linux and the free software concept ATTENTION ATTENTION The above software architecture is only an example Different models or different build revisions of the Linux operating system may include components not shown in the above graphic 1 2 V2406 2422 2426 Linux User s Manual Introduction Software Components The V2406 2422 2426 LX are pre installed with the Debian Lenny 5 02 Linux distribution For the software components see Appendix A 1 3 2 Software Configuration In this chapter we explain how to operate a V2406 2422 2426 LX computer directly from your desktop There are three ways to connect to the V2406 2422 2426 LX computer through a VGA monitor via Telnet over the network or with an SSH console from a Windows or Linux machine This chapter describes basic Linux operating system configurations Advanced network management and configuration instructions will be described in the next chapter Managing Communications The following topics are covered in this chapter QO 00000 0000000000 The Read only File System Starting from a VGA Console Display on Single or Multiple Outputs Startup with Desktop Environment Connecting from a Telnet Console Connecting from an SSH Console gt Win
43. MOXA NTP Client The V2406 2422 2426 LX has a built in NTP Network Time Protocol client that is used to initialize a time request to a remote NTP server Use ntpdate to update the system time ntpdate time stdtime gov tw hwclock w Visit http www ntp org for more information about NTP and NTP server addresses MOXA date hwclock Wed Dec 16 16 36 12 CST 2009 Wed 16 Dec 2009 03 38 13 AM CST 0 016751 seconds MOXA MOXA ntpdate time stdtime gov tw 16 Dec 03 49 48 ntpdate 2510 step time server 220 130 158 52 offset 155905087 9 84256 sec MOXA MOXA hwclock w MOXA date hwclock Wed Dec 16 03 51 07 CST 2009 Wed 16 Dec 2009 03 51 07 AM CST 0 016771 seconds MOXA ATTENTION Before using the NTP client utility check your IP address and network settings gateway and DNS to make sure an Internet connection is available V2406 2422 2426 Linux User s Manual Software Configuration Updating the Time Automatically This section describes how to use a shell script to update the time automatically Example shell script for updating the system time periodically bin sh ntpdate time stdtime gov tw You can use the time server s ip address or domain name directly If you use domain name you must enable the domain client on the system by updating 4 etc resolv conf file hwclock w sleep 100 Updates every 100 seconds The min time is 100 seconds Change 100 to
44. OUTPUT chain processes packets after the routing process Mangle tables can have one of three extensions TTL MARK TOS 3 9 V2406 2422 2426 Linux User s Manual Managing Communications IPTABLES Hierarchy The following figure shows the IPTABLES hierarchy Local Host Packets Mangle Table INPUT Chain Filter Table INPUT Chain Local Process Mangle Table OUTPUT Chain NAT Table OUTPUT Chain Filter Table OUTPUT Chain IPTABLES Modules Incoming Packets Mangle Table PREROUTING Chain NAT Table PREROUTING Chain NAT Table POSTROUTING Chain Outgoing Packets Other Host Packets Mangle Table FORWARD Chain Filter Table FORWARD Chain Mangle Table POSTROUTING Chain The V2406 2422 2426 LX supports the following sub modules Be sure to use the module that matches your application arptable filter ko arp tables ko arpt mangle ko ip conntrack amanda ko ip conntrack ftp ko ip conntrack h323 ko ip conntrack irc ko ip conntrack ko ip conntrack netbios ns ko ip conntrack netlink ko ip conntrack pptp ko ip conntrack proto sctp ko ip conntrack sip ko ip conntrack tftp ko ip nat amanda ko ip nat ftp ko ip nat h323 ko ip nat irc ko ip nat ko ip nat pptp ko ip nat sip ko ip nat snmp basic ko ip nat tftp ko ip queue ko iptable filter ko iptable mangle ko iptable nat ko
45. RRRRRRRRRRPEDRIRDRDRPARRIXIREX S 3 10 Observe and Erase Chain Rules Aaa 3 11 Define Policy for Chain RUSS cocino 3 11 Append or Delete Rules ys eur cr eret vee adi gy 3 12 NAT Network Address Translation ssssssesrssrsesrsorsesssorsesunosunonnounsonnosnsonnosnscnnosnsonsesresnsesrennsenrennsenne 3 13 NAT EXamMple isa T o as ej ee eee DU An 3 13 Enablitig NAT aEBOOEUD nd Es 3 13 PPP Pintto Point Protocol eret eere te rho IRE RR ERE ERE ERR deus menton ERR ERR EEEn ENEEK ENAA 3 14 Connecting to a PPP Server over a Simple Dial up Connection 3 14 Connecting to a PPP Server over a Hard wired LiNk oococococccnnconnnnnrennnnnconincnnnnrnnnnnnancnnnnrnannnnananannss 3 15 Checking the Connection sssssssssssssneserneeseneneenesenneneeneeseneneesenenennnenenenenensenenensee 3 16 Setting up a Machine for Incoming PPP Connections sssssssessssneneeemensemeen nemen nene nene nnne 3 17 PPPOE seston PH 3 18 NES Network File Systetn Clients rere ia IRERRDPERERDMER MERE ER IRR 3 20 SNMP Simple Network Management Protocol ssssssessnneneeeeneemene eene hene nene e nene nenne 3 20 OLEA A m N ER M MMC pp P 3 21 Ethernet Bridging for Private Networks on Different Subnets eee eee eee eee e eee eta eee 3 21 Ethernet Bridging for Private Networks on the Same Subnet ss 3 24 O 3 25 4 Programming Guide cococonconononcnnononcnnononcnnn non cnn nn r nn ERRE RRE
46. S IPTABLES Hierarchy IPTABLES Modules Observe and Erase Chain Rules Define Policy for Chain Rules VV VV Y Append or Delete Rules O NAT Network Address Translation gt NAT Example gt Enabling NAT at Bootup O PPP Point to Point Protocol gt Connecting to a PPP Server over a Simple Dial up Connection Connecting to a PPP Server over a Hard wired Link Checking the Connection Setting up a Machine for Incoming PPP Connections aa PPPoE NFS Network File System Client SNMP Simple Network Management Protocol OpenVPN gt Ethernet Bridging for Private Networks on Different Subnets gt Ethernet Bridging for Private Networks on the Same Subnet Routed IP V2406 2422 2426 Linux User s Manual Managing Communications Detecting Network Interfaces Linux systems use udevd to detect new network interfaces including Ethernet interfaces and wireless interfaces The result is saved in etc udev rules d 70 persistent net rules The content is similar to the following PCI device 0x10ec 0x8168 r8168 SUBSYSTEM net ACTION add DRIVERS 2 ATTR address 00 90 e8 00 00 20 ATTR dev_id 0x0 ATTR type 1 KERNEL eth NAME eth0 PCI device 0Ox10ec 0x8168 18168 SUBSYSTEM net ACTION add DRIVERS ATTR address 00 90 e8 00 00 21 ATTR dev id 0x0 ATTR type 1 KERNEL eth NAME eth1 The above example indicates that the system has detecte
47. The GNU version of the make utility makedev 2 3 1 88 creates device files in dev man db 2 5 2 4 on line manual pager manpages 3 05 1 Manual pages about using a GNU Linux system mawk 1 3 3 11 1 a pattern scanning and text processing language menu 2 1 41 generates programs menu for all menu aware applications menu xdg 0 3 freedesktop org menu compliant window manager scripts metacity 1 2 22 0 2 A lightweight GTK2 based Window Manager metacity common 1 2 22 0 2 Shared files of lightweight GTK2 based Window Manager mime support 3 44 1 MIME files mime types amp mailcap and support programs minicom 2 3 1 friendly menu driven serial communication program mktemp 1 5 9 tool for creating temporary files mlocate 0 21 1 1 quickly find files on the filesystem based on their name modconf 0 3 9 Device Driver Configuration module init tools 3 4 1 tools for managing Linux kernel modules mount 2 13 1 1 1 Tools for mounting and manipulating filesystems mutt 1 5 18 6 text based mailreader supporting MIME GPG PGP and threading myspell en us 1 2 4 0 3 English american dictionary for myspell mysql common 5 0 51a 24 lenny2 MySQL database common files nautilus 2 20 0 7 file manager and graphical shell for GNOME nautilus cd burner 2 20 0 1 CD Burning front end for Nautilus nautilus data 2 20 0 7 data files for nautilus ncurses base 5 7 20081213 1 basic terminal type definitions ncurses bin 5 7 20081213
48. V2406 2422 2426 Linux User s Manual Second Edition April 201 1 www moxa com product MOXA 2011 Moxa Inc All rights reserved V2406 2422 2426 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 Copyright Notice O 2011 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 Info
49. a larger number to update RTC less often Save the shell script using any file name For example fixtime How to run the shell script automatically when the kernel boots up Because the root file system is mounted in Read only mode we need to re mount it using writable permission mount o remount rw dev hdal Copy the example shell script fixtime to the directory etc init d and then use chmod 755 fixtime to change the shell script mode chmod 755 fixtime Next use vi editor to edit the file etc inittab 4 vi etc inittab Add the following line to the bottom of the file ntp 2345 respawn etc init d fixtime After you finish writing or modifying the code remember to execute umount to change the root directory back to Read only mode umount Use the command init q to re initialize the kernel init q Enabling and Disabling Daemons The following daemons are enabled when the V2406 2422 2426 LX boots up for the first time Snmpd SNMP Agent Daemon Telnetd Telnet Server Client Daemon Inetd Internet Daemons Ftpd FTP Server Client Daemon Sshd Secure Shell Server Daemon Httpd Apache WWW Server Daemon Type the command ps ef to list all processes currently running MOXA ps ef PID Uid VmSize Stat Command 1 Foot 1 295 49 init 2 wot S keventd 2 9 V2406 2422 2426 Linux User s Manual Software Configuration ksoftirqd CPUO kswapd bdflush kupdated mtdblockd khu
50. address to the file Ask your network administrator which DNS server address you should use The DNS server s IP address is specified with the nameserver command For example add the following line to etc resolv conf assuming the DNS server s IP address is 168 95 1 1 nameserver 168 95 1 1 V2406 2422 2426 Linux User s Manual Managing Communications MOXA etc cat resolv conf resolv conf This file is the resolver configuration file See resolver 5 nameserver 192 168 1 16 nameserver 168 95 1 1 nameserver 140 115 1 31 nameserver 140 115 236 10 MOXA etc etc nsswitch conf This file defines the sequence of files etc hosts or etc resolv conf to be read to resolve the IP address The hosts line in etc nsswitch conf means use etc host first and DNS service to resolve the address etc nsswitch conf f Example configuration of GNU Name Service Switch functionality If you have the glibc doc reference and info packages installed try info libc Name Service Switch for information about this file passwd compat group compat shadow compat hosts files dns networks files protocols db files services db files ethers db files ZZ ALLIIIAIIXT rpc db files netgroup Apache Web Server Default Homepage The Apache web server s main configuration file is etc apache2 sites enabled 000 default with the default homepage located at var www apache2 default i
51. ata book1 2 2 libedata cal1 2 6 libedataserver1 2 9 libedataserverui1 2 8 libedit2 libeel2 2 20 2 22 3 1 1 lenny2 2 22 3 1 1 lenny2 2 22 3 1 1 lenny2 2 22 3 1 1 lenny2 2 11 20080614 1 2 20 0 7 Backend library for evolution address books Backend library for evolution calendars Utility library for evolution data servers GUI utility library for evolution data servers BSD editline and history libraries Eazel Extensions Library for GNOME2 V2406 2422 2426 Linux User s Manual Software Components libeel2 data 2 20 0 7 Eazel Extensions Library data files for GNOME2 libegroupwisel 2 13 2 22 3 1 1 lenny2 Client library for accessing groupwise POA through SOAP interf libenchantic2a 1 4 2 3 3 a wrapper library for various spell checker engines libeptO 0 5 22 High level library for managing Debian package information libesdO 0 2 36 3 Enlightened Sound Daemon Shared libraries libeventi 1 3e 3 An asynchronous event notification library libexempi3 2 0 1 1 library to parse XMP metadata Library libexif12 0 6 16 2 1 library to parse EXIF files libexpatl 2 0 1 4 lenny3 XML parsing C library runtime library libfamO 2 7 0 13 3 lenny1 Client library to control the FAM daemon libffi5 3 0 7 1 Foreign Function Interface library runtime libflac8 1 2 1 1 2 Free Lossless Audio Codec runtime C library libfont afm perl 1 20 1 Font AFM Inter
52. ation The user API Function int swtd_open void Description Open the file handle to control the software watchdog Input None Output None Return On success return a file handle Otherwise return lt O value Function int swtd_enable int fd unsigned long time Description Enable software watchdog And you must do swtd ack after this procedure Input fd the file handle from the swtd open return value time The time you wish to ack software watchdog periodically Note You must ack the software watchdog before timeout Otherwise the system will reboot automatically The minimal time is 50 msec the maximum time is 60 seconds The time unit is msec Output None Return On success 0 is returned Otherwise an error number is return Function int swtd disable int fd Description Disable the application to ack software watchdog And the kernel will ack it automatically Input fd the file handle from swtd open return value Output None Return On success 0 is returned Otherwise an error number is return Function int swtd get int fd int mode unsigned long time Description Get current setting values Input fd the file handle from swtd open return value lt mode gt return the status 1 enable or O disable of userspace watchdog time return the current time period Output None Return On success 0 is returned Otherwise an error number is ret
53. ayer shared library libhtml format perl 2 04 2 format HTML syntax trees into text PostScript or RTF libhtml parser perl 3 56 1 lenny1 A collection of modules that parse HTML text documents libhtml tagset perl 3 20 2 Data tables pertaining to HTML libhtml tree perl 3 23 1 represent and create HTML syntax trees libhunspell 1 2 0 1 2 6 1 spell checker and morphological analyzer shared library libice6 2 1 0 4 1 X11 Inter Client Exchange library libidlO 0 8 10 0 1 library for parsing CORBA IDL files libidn11 1 8 20080606 1 GNU libidn library implementation of IETF IDN specifications libiec61883 0 1 1 0 2 an partial implementation of IEC 61883 libio compress base perl 2 012 1 Base Class for IO Compress modules libio compress zlib perl 2 012 1 Perl interface to zlib libisc45 1 9 5 1 dfsg P3 1 lenny 1 ISC Shared Library used by BIND libisccc40 1 9 5 1 dfsg P3 1 lenny Command Channel Library used by BIND 1 libisccfg40 1 9 5 1 dfsg P3 1 lenny Config File Handling Library used by BIND 1 libjpeg62 6b 14 The Independent JPEG Group s JPEG runtime library libkeyutils1 1 2 9 Linux Key Management Utilities library libklibc 1 5 12 2 minimal libc subset for use with initramfs libkrb53 1 6 dfsg 4 betal 5lenny MIT Kerberos runtime libraries 1 liblcms1 1 17 dfsg 1 lenny2 Color management library libldap 2 4 2 2 4 11 1 lenny1 OpenLDAP libraries liblocale gettext perl 1 05 4 U
54. b library of C routines libglib2 0 data 2 16 6 3 Common files for GLib library libglibmm 2 4 1c2a 2 16 4 1 C wrapper for the GLib toolkit shared libraries libglui mesa 7 0 3 7 The OpenGL utility library GLU libgmp3c2 2 4 2 2 dfsg 3 Multiprecision arithmetic library libgnome desktop 2 2 22 3 2 Utility library for loading desktop files runtime files libgnome keyringO 2 22 3 2 GNOME keyring services library libgnome mediaO 2 22 0 3 runtime libraries for the GNOME media utilities libgnome menu2 2 22 2 4 an implementation of the freedesktop menu specification for GN libgnome window settings1 1 2 22 2 1 2 Utility library for getting window manager settings libgnome2 0 2 20 1 1 1 The GNOME 2 library runtime files V2406 2422 2426 Linux User s Manual Software Components libgnome2 canvas perl 1 002 1 b2 Perl interface to the GNOME canvas library libgnome2 common 2 20 1 1 1 The GNOME 2 library common files libgnome2 perl 1 042 1 b1 Perl interface to the GNOME libraries libgnome2 vfs perl 1 080 1 b1 Perl interface to the 2 x series of the GNOME VFS library libgnomecanvas2 0 2 20 1 1 1 A powerful object oriented display runtime files libgnomecanvas2 common 2 20 1 1 1 A powerful object oriented display common files libgnomecups1 0 1 0 2 3 3 GNOME library for CUPS interaction libgnomekbd common 2 22 0 1 GNOME library to manage keyboard configuration
55. bd jffs2 gcd mtd3 ixp425 csr stdef usr sbin inetd usr sbin httpd usr sbin httpd usr sbin httpd usr sbin httpd usr sbin httpd usr sbin httpd sbin portmap usr sbin rpc statd usr sbin snmpd s 1 dev null usr sbin snmptrapd s sbin cardmgr usr sbin rpc nfsd usr sbin rpc mountd usr sbin sshd bin reportip bin massupfirm sbin getty 115200 ttyso sbin getty 115200 ttyS1 bin massupfirm bin massupfirm usr sbin sshd bash ps ef S S S S S S S D S S S S S S S S S S S S S S S S S S S S S S S S S To run a private daemon you can edit the file rc local as shown below 1 Because the root file system is mounted in Read only mode you need to re mount it with write permission MOXA mount o remount rw dev hdal 2 Type ed etc to change directories MOXA cd etc 3 Type vi rc local to edit the configuration file with vi editor MOXA etc vi rc local 4 Next add the application daemon that you want to run We use the example program tcps2 release which you can find on the CD to illustrate and configure it to run in the background bin sh Add you want to run daemon root tcps2 release 2 10 V2406 2422 2426 Linux User s Manual Software Configuration 5 After you finish writing or modifying the code remember to execute umount to change the root directory back to Read only mode MOXA umount 6 You shoul
56. chat v user root password root noipdefault dev ttyS0 19200 crtscts 3 15 V2406 2422 2426 Linux User s Manual Managing Communications Checking the Connection Once you have set up a PPP connection there are some steps you can take to test the connection First type sbin ifconfig Depending on your distribution the command might be located elsewhere After executing the command you should be able to see all of the network interfaces that are UP pppO should be one of the network interfaces You should recognize the first IP address as the IP address of the computer and P t P address is the IP address of the server The output should be similar to the following Link encap Local Loopback inet addr 127 0 0 1 Beast 127 255 2554 255 Mask 203 010 0 UP LOOPBACK RUNNING MTU 2000 Metric 1 RX packets 0 errors 0 dropped 0 overrun 0 Link encap Point to Point Protocol inet addr 192 76 32 9 P tP 12967 L 165 Mask 255 255 2554 0 UP POINTOPOINT RUNNING MTU 1500 Metric 1 RX packets 33 errors 0 dropped 0 overrun 0 TX packets 42 errors 0 dropped 0 overrun 0 Now type ping z z z z where z z z z is the address of your name server The output should be similar to the following MOXA ping 129 67 1 165 PING 129 67 1 165 129 67 1 165 56 data bytes 64 bytes from 129 67 1 165 icmp seq 0 tt1 225 time 268 ms 64 bytes from 129 67 1 165 icmp seq 1 tt1 225 time 247 ms 64 bytes from 129 67 1 165 icmp seq 2 tt1 225
57. cii art library libacli 2 2 47 2 Access control list shared library libao2 0 8 8 4 Cross Platform Audio Output Library libapache2 mod php5 5 2 6 dfsg 1 1 lenny4 server side HTML embedded scripting language Apache 2 module libapmi 3 2 2 12 Library for interacting with APM driver in kernel libapri 1 2 12 5 lenny1 The Apache Portable Runtime Library libaprutili 1 2 12 dfsg 8 lenny4 The Apache Portable Runtime Utility Library libart 2 0 2 2 3 20 2 Library of functions for 2D graphics runtime files libasound2 1 0 16 2 ALSA library libaspell15 0 60 6 1 GNU Aspell spell checker runtime library libatk1 0 0 1 22 0 1 The ATK accessibility toolkit libatk1 0 data 1 22 0 1 Common files for the ATK accessibility toolkit libattri 1 2 4 43 2 Extended attribute shared library libaudiofileO 0 2 6 7 lennyi Open source version of SGI s audiofile library libavahi client3 0 6 23 3lenny1 Avahi client library libavahi common data 0 6 23 3lenny1 Avahi common data files libavahi common3 0 6 23 3lenny1 Avahi common library libavahi glib1 0 6 23 3lenny1 Avahi glib integration library libavc1394 0 0 5 3 1 b1 control IEEE 1394 audio video devices libbeaglei 0 3 5 1 b1 library for accessing beagle using C libbind9 40 1 9 5 1 dfsg P3 1 lenny BIND9 Shared Library used by BIND 1 libblkid1 1 41 3 1 block device id library libbonobo2 0 2 22 0 1 Bonobo CORBA interfaces
58. common files libgnomekbd2 2 22 0 1 GNOME library to manage keyboard configuration shared librar libgnomekbdui2 2 22 0 1 User interface library for libgnomekbd shared library libgnomeprint2 2 0 2 18 5 1 The GNOME 2 2 print architecture runtime files libgnomeprint2 2 data 2 18 5 1 The GNOME 2 2 print architecture data files libgnomeprintui2 2 0 2 18 3 1 GNOME 2 2 print architecture User Interface runtime files libgnomeprintui2 2 commo 2 18 3 1 GNOME 2 2 print architecture User Interface n common files libgnomeui 0 2 20 1 1 2 The GNOME 2 libraries User Interface runtime files libgnomeui common 2 20 1 1 2 The GNOME 2 libraries User Interface common files libgnomevfs2 0 1 2 22 0 5 GNOME Virtual File System runtime libraries libgnomevfs2 bin 1 2 22 0 5 GNOME Virtual File System support binaries libgnomevfs2 common 1 2 22 0 5 GNOME Virtual File System common files libgnomevfs2 extra 1 2 22 0 5 GNOME Virtual File System extra modules libgnutls26 2 4 2 6 lenny2 the GNU TLS library runtime library libgomp1 4 3 2 1 1 GCC OpenMP GOMP support library libgpg errorO 1 4 2 library for common error values and messages in GnuPG componen libgpm2 1 20 4 3 1 General Purpose Mouse shared library libgsf 1 114 1 14 8 1lenny2 Structured File Library runtime version libgsf 1 common 1 14 8 1lenny2 Structured File Library common files libgssgluel 0 1 2 mechanism switch gssapi l
59. d be able to find the enabled daemon after you reboot the system MOXA ps ef PID Uid Stat Command init keventd ksoftirqd CPUO kswapd bdflush kupdated mtdblockd khubd jffs2 gcd mtd3 ixp425 csr stdef usr sbin inetd usr sbin httpd usr sbin httpd usr sbin httpd usr sbin httpd nobody usr sbin httpd nobody usr sbin httpd 1 root root root root root root root root 0 100 5 QN m root Ww N root w o9 root Hs J root O1 w root oD w nobody oy Hs nobody oy ol nobody WO VD oO D O bin sbin portmap Ke J root root tcps2 release root usr sbin rpc statd root usr sbin snmpd s 1 dev null root usr sbin snmptrapd s root sbin cardmgr root usr sbin rpc nfsd usr sbin rpc mountd usr sbin sshd bin reportip root root root bin massupfirm sbin getty 115200 ttys0 sbin getty 115200 ttyS1 bin massupfirm root root root root bin massupfirm usr sbin sshd bash ps ef root root root A C0 0 OO C00 00 00 000 000 000 00 O0 00 C0 0 0 c0 C0 C0 c0 0 0 0 C0 0 o0 0 C0 0 0 0 0 0 n root Setting the Run Level To set the Linux run level and execution priority of a program use the following command because the root file system is mounted in Read only mode we need to re mount it with write permission MOXA mount o remount rw dev hdal Edit a shell script to execute root tcps2 releas
60. d two Ethernet interfaces ATTENTION When replacing or connecting a network interface the system may keep the old record in etc udev rules d 70 persistent net rules which could cause network interfaces to be detected abnormally To avoid this problem delete the content of the file etc udev rules d 70 persistent net rules and reboot the system Changing the Network Settings The V2406 2422 2426 LX computer has two 10 100 or 10 100 1000 Ethernet ports named LAN1 and LAN2 The default IP addresses and netmasks of these network interfaces are Default IP Address Netmask LAN1 192 168 3 127 255 255 255 0 LAN2 192 168 4 127 255 255 255 0 These network settings can be modified by changing the interfaces configuration file or they can be adjusted temporarily with the ifconfig command Changing the interfaces Configuration File 1 Type cd etc network to change directories MOXA cd etc network 2 Type vi interfaces to edit the network configuration file with vi editor You can configure the V2406 2422 2426 LX s Ethernet ports for static or dynamic DHCP IP addresses MOXA etc network vi interfaces 3 2 V2406 2422 2426 Linux User s Manual Managing Communications Static IP Address As shown in the following example the default static IP addresses can be modified f The loopback network interface auto lo iface lo inet loopback f The primary network interface auto eth0
61. dow on exit O Always Never 9 Only on clean exit Linux Users From a Linux machine use the ssh command to access the V2406 2422 2426 LX s console utility via SSH ssh 192 168 3 127 Select yes to open the connection root bee notebook root ssh 192 168 3 127 The authenticity of host 192 168 3 127 192 168 3 127 can t be established RSA key fingerprint is 8b ee ff 84 41 25 fc cd 2a f2 92 8f cb 1f 6b 2f Are you sure you want to continue connection yes no yes Adjusting the System Time The V2406 2422 2426 LX has two time settings One is the system time and the other is provided by an RTC Real Time Clock built into the V2406 2422 2426 LX s hardware Setting the Time Manually Use the date command to query the current system time or to set a new system time Use hwclock to query the current RTC time or to set a new RTC time Use the following command to set the system time 2 7 V2406 2422 2426 Linux User s Manual Software Configuration date MMDDhhmmYYYY MM Month DD Date hhmm Hour and Minute YYYY Year Use the following command to write the current system time to the RTC hwclock w MOXA date Wed Dec 16 03 34 46 CST 2009 MOXA hwclock Wed 16 Dec 2009 03 35 16 AM CST 0 017600 seconds MOXA date 121616352009 Wed Dec 16 16 35 00 CST 2009 MOXA hwclock w MOXA date hwclock Wed Dec 16 16 36 12 CST 2009 Wed 16 Dec 2009 03 38 13 AM CST 0 016751 seconds
62. dows Users gt Linux Users Adjusting the System Time gt Setting the Time Manually gt NTP Client gt Updating the Time Automatically Enabling and Disabling Daemons Setting the Run Level Cron Daemon for Executing Scheduled Commands Inserting a USB Storage Device into the Computer Inserting a Compact Flash Card Checking the Linux Version APT Installing and Removing Packages Device Suspend Wake on LAN V2406 2422 2426 Linux User s Manual Software Configuration The Read only File System The root file system in Moxa s embedded system is mounted as read only to prevent unexpected crashes Take the following steps to make it writable temporarily 1 Make the root file system writable Moxa mount o remount rw 2 Perform your operations such as apt get or disk access 3 Umount the root file system as read only Moxa umount Starting from a VGA Console Connect the display monitor to the V2406 2422 2426 LX VGA connector and then power it up by connecting it to the power adaptor It takes approximately 30 to 60 seconds for the system to boot up Once the system is ready a login screen will appear on your monitor To log in type the login name and password as requested The default values are both root Login root Password root Moxa login root Password Last login Mon Jan 22 19 02 16 2007 from 192 168 3 120 EEEF EEEE AH HE HIHI 4 iH Hitt HA ttt FEEF ARE ttt ttt tit dd ttt ttt
63. e and save it to tcps2 as an example 2 11 V2406 2422 2426 Linux User s Manual Software Configuration cd etc rc2 d ln s etc root tcps2 S60tcps2 or ln s etc root tcps2 k30tcps2 MOXA cd etc rc2 d MOXA etc rc2 df MOXA etc rc2 d 1s S19nfs common S25nfs user server S99showreadyled S20snmpd S55ssh S24pcmcia S99rmnologin MOXA etc rc2 df MOXA etc rc2 d ln s root tcps2 release S60tcps2 MOXA etc rc2 d ls S19nfs common S25nfs user server S99rmnologin S20snmpd S55ssh S99showreadyled S24pcmcia s60tcps2 The command SxxRUNFILE has the following meaning S Start the run file while Linux boots up xx A number between O00 and 99 The smaller number has a higher priority RUNFILE The script file name The command KxxRUNFILE has the following meaning K Start the run file while Linux shuts down or halts xx A number between 00 and 99 The smaller number has a higher priority RUNFILE The script file name To remove the daemon use the following command to remove the run file from etc rc2 d by MOXA 4 rm f etc rc2 d S860tcps2 After you finish writing or modifying the code remember to execute umount to change the root directory back to Read only mode MOXA umount Cron Daemon for Executing Scheduled Commands The Cron daemon will search etc crontab for crontab files Cron wakes up every minute and checks each command to see if it should be run at that time When executing co
64. envpn 8 On each OpenVPN machine check the routing table by typing the command route Destination Gateway Genmsk Metric Ref Use Iface 192 169 5 0 0 2020 20 2255542554 3 0 0 eth2 192 168 4 0 255 2554 bro 192 168 3 0 255 255 s etho0 192 168 30 0 2554255 eth3 192 168 8 0 2554205 bro 0 0 0 0 0 0 0 0 0 0 0 0 Interface eth1 and device tapO both connect to the bridging interface and the virtual device tun sits on top of tapO This ensures that all traffic coming to this bridge from internal networks connected to interface ethi write to the TAP TUN device that the OpenVPN program monitors Once the OpenVPN program detects traffic on the virtual device it sends the traffic to its peer 9 To create an indirect connection to Host B from Host A you need to add the following routing item route add net 192 168 4 0 netmask 255 255 255 0 dev ethO To create an indirect connection to Host A from Host B you need to add the following routing item route add net 192 168 2 0 netmask 255 255 255 0 dev ethO Now ping Host B from Host A by typing ping 192 168 4 174 A successful ping indicates that you have created a VPN system that only allows authorized users from one internal network to access users at the remote site For this system all data is transmitted by UDP packets on port 5000 between OpenVPN peers 10 To shut down OpenVPN programs type the command killall TERM openvpn Ethernet Bridging for Private Network
65. er autoconf2 13 2 13 59 automatic configure script builder obsolete version automake 1 1 10 1 3 A tool for generating GNU Standards compliant Makefiles automake1 4 1 1 4 p6 13 A tool for generating GNU Standards compliant Makefiles autotools dev 20080123 1 Update infrastructure for config guess sub files base files 5lenny4 Debian base system miscellaneous files base passwd 3 5 20 Debian base system master password and group files bash 3 2 4 The GNU Bourne Again SHell bash completion 20080705 programmable completion for the bash shell bc 1 06 94 3 The GNU bc arbitrary precision calculator language bind9 host 1 9 5 1 dfsg P3 1 lenny Version of host bundled with BIND 9 X 1 binutils 2 18 1 cvs20080103 7 The GNU assembler linker and binary utilities bridge utils 1 4 5 Utilities for configuring the Linux Ethernet bridge bsdmainutils 6 1 10 collection of more utilities from FreeBSD bsdutils 1 2 13 1 1 1 Basic utilities from 4 4BSD Lite busybox 1 1 10 2 2 Tiny utilities for small and embedded systems bzip2 1 0 5 1 high quality block sorting file compressor utilities capplets data 1 2 22 2 1 2 configuration applets for GNOME 2 data files cdrdao 1 1 2 2 16 records CDs in Disk At Once DAO mode console common 0 7 80 basic infrastructure for text console configuration console data 2 1 07 11 keymaps fonts charset maps fallback tables for console tool V2406 2422 2426 Linux User s Manual Software Components
66. ervices daemon and tools gnome media 2 22 0 3 GNOME media utilities gnome media common 2 22 0 3 GNOME media utilities common files gnome menus 2 22 2 4 an implementation of the freedesktop menu specification for GN gnome mime data 2 18 0 1 base MIME and Application database for GNOME gnome mount 0 7 2 wrapper for un mounting and ejecting storage devices gnome netstatus applet 2 12 1 2 Network status applet for GNOME 2 gnome panel 2 20 3 5 launcher and docking facility for GNOME gnome panel data 2 20 3 5 common files for the GNOME Panel gnome power manager 2 22 1 4 power management tool for the GNOME desktop gnome session 2 22 3 2 The GNOME 2 Session Manager gnome settings daemon 2 22 2 1 2 GNOME settings daemon gnome system monitor 2 22 3 1 Process viewer and system resource monitor for GNOME 2 gnome terminal 2 22 3 3 The GNOME 2 terminal emulator application gnome terminal data 2 22 3 3 Data files for the GNOME terminal emulator gnome user guide 2 22 1 1 GNOME user s guide gnome utils 2 20 0 1 3 GNOME desktop utilities gnupg 1 4 9 3 lenny1 GNU privacy guard a free PGP replacement gpgv 1 4 9 3 lenny1 GNU privacy guard signature verification tool grep 2 5 3 dfsg 6 GNU grep egrep and fgrep groff base 1 18 1 1 21 GNU troff text formatting system base system components grub 0 97 47lenny2 GRand Unified Bootloader Legacy version grub common 1 96 20080724 16 GRand Unified Bootloader version 2 common files
67. ess to move the selection up to the first priority and press Esc to exit the setup menu Select Exit gt Save amp Exit Setup and then press Enter Choose Y to save to the CMOS and then exit Wait a few minutes for the system to boot up When the recovery process is finished you will again be able to see the Linux desktop 5 8 A Software Components acpi support base 0 109 11 scripts for handling base ACPI events such as the power button acpid 1 0 8 1lenny2 Utilities for using ACPI power management adduser 3 110 add and remove users and groups alacarte 0 11 5 1 easy GNOME menu editing tool alsa base 1 0 17 dfsg 4 ALSA driver configuration files alsa utils 1 0 16 2 ALSA utilities apache2 2 2 9 10 lenny6 Apache HTTP Server metapackage apache2 mpm prefork 2 2 9 10 lenny6 Apache HTTP Server traditional non threaded model apache2 utils 2 2 9 10 lenny6 utility programs for webservers apache2 2 common app install data 2 2 9 10 lenny6 2008 11 27 Apache HTTP Server common files Application Installer Data Files apt 0 7 20 2 lennyi Advanced front end for dpkg apt utils 0 7 20 2 lenny1 APT utility programs aptitude 0 4 11 11 1 lenny1 terminal based package manager aspell 0 60 6 1 GNU Aspell spell checker aspell en 6 0 0 5 1 English dictionary for GNU Aspell autoconf 2 61 8 automatic configure script build
68. etwork monitoring and data acquisition telnet 0 17 36 The telnet client telnetd 0 17 36 The telnet server tftpd 0 17 16 Trivial file transfer protocol server time 1 7 23 The GNU time program for measuring cpu resource usage traceroute 2 0 11 2 Traces the route taken by packets over an IPv4 IPv6 network ttf dejavu 2 25 3 Metapackage to pull in ttf dejavu core and ttf dejavu extra ttf dejavu core 2 25 3 Vera font family derivate with additional characters ttf dejavu extra 2 25 3 Vera font family derivate with additional characters tzdata 2009l 0lenny1 1 A 14 time zone and daylight saving time data V2406 2422 2426 Linux User s Manual Software Components ucf 3 0016 Update Configuration File preserve user changes to config fil udev 0 125 7 lenny3 dev and hotplug management daemon update inetd 4 31 inetd configuration file updater usbmount 0 0 14 1 automatically mount and unmount USB mass storage devices usbutils 0 73 10 Linux USB utilities uswsusp 0 7 1 2 tools to use userspace software suspend provided by Linux util linux 2 13 1 1 1 Miscellaneous system utilities vbetool 1 0 3 run real mode video BIOS code to alter hardware state vim 1 7 1 314 3 lenny2 Vi IMproved enhanced vi editor vim common 1 7 1 314 3 lenny2 Vi IMproved Common files vim runtime 1 7 1 314 3 lenny2 Vi IMproved Runtime files
69. f that happens type umount media usbO0 to un mount the USB device manually Inserting a Compact Flash Card The V2406 2422 2426 computers come with a CompactFlash slot for adding additional storage space However since the computers do not support the plug and play function you must shut down the computers first before inserting the CF card After rebooting the CF card will automatically mount at media cfn n is the number of partitions The udev rule in etc udev rules d 96 moxa rules is supported CF automount for v242x KERNEL sd 1 9 KERNELS 1 0 1 0 RUN bin mount dev k media cf n ATTENTION If you do not want to mount the CF card automatically just comment out the the rule in the file etc udev rules d 96 moxa rules Checking the Linux Version The program uname which stands for Unix Name and is part of the Unix operating system prints the name version and other details about the operating system running on the computer Use the a option to generate a response similar to the one shown below MOXA uname a Linux Moxa 2 6 30 bpo 2 686 41 SMP Fri Dec 11 18 12 58 UTC 2009 1686 GNU Linux MOXA APT Installing and Removing Packages APT is the Debian tool used to install and remove packages Before installing a package you need to configure the apt source file etc apt sources list which is located in the read only partition 1 Mount the root file system with write permiss
70. face to Adobe Font Metrics files libfontconfig1 2 6 0 3 generic font configuration library runtime libfontenci 1 1 0 4 3 X11 font encoding library libfreetype6 2 3 7 2 lenny1 FreeType 2 font engine shared library files libfreezethaw perl 0 43 4 converting Perl structures to strings and back libfs6 2 1 0 1 1 X11 Font Services library libgail common 1 22 3 1 GNOME Accessibility Implementation Library common modules libgail18 1 22 3 1 GNOME Accessibility Implementation Library shared libraries libgcic2 1 6 8 1 1 conservative garbage collector for C and C libgcci 1 4 3 2 1 1 GCC support library libgconf2 4 2 22 0 1 GNOME configuration database system shared libraries libgcrypt11 1 4 1 1 LGPL Crypto library runtime library libgdata google1 2 1 2 22 3 1 1 lenny2 Client library for accessing Google POA through SOAP interface libgdata1 2 1 2 22 3 1 1 lenny2 Client library for accessing Google POA through SOAP interface libgdbm3 1 8 3 3 GNU dbm database routines runtime version libgksu2 0 2 0 7 1 library providing su and sudo functionality libgl1 mesa dri 7 0 3 7 A free implementation of the OpenGL API DRI modules libgl1 mesa glx 7 0 3 7 A free implementation of the OpenGL API GLX runtime libglade2 0 1 2 6 2 1 library to load glade files at runtime libglib perl 1 1 190 2 Perl interface to the GLib and GObject libraries libglib2 0 0 2 16 6 3 The GLi
71. ge it Advanced BZSSIUISTSE Hard Disk Boot Priority Second Boot Device Third Boot Device Boot Other Device Advanced BIOS Features Advanced Chipset Features PnP PCI Configurations Power HU lard Disk Hard Disk Removable Enabled Defaults Exit Item Help Menu Level Select Your Boot Device Priority Please set Peripherals gt Onboard Device gt Onboard LAN Boot ROM to enable when you would like to boot from onboard Lan g Select Exit gt Save amp Exit Setup and then press Enter h Choose Y to save to the CMOS and then exit ATTENTION Some USB disks will be regarded as a Removable Device If this occurs take the following steps i Select Removable Device Priority LESEM Advanced HIBISCUS A Item Help Menu Level k Hard Disk Boot Priority First Boot Device Second Boot Device Third Boot Device Removable Hard Disk Removable Select Removable Boot Device Priority Advanced BIOS Features Advanced Chipset Features V2406 2422 2426 Linux User s Manual System Recovery j Make sure the USB disk has been detected Press Esc to exit Removable Device Priority Item Help SB ZIPB JetFlashTranscend 4GB Menu Level k Use lt t gt or i to select a device then press lt gt to move it up or lt gt to move it down the list Press lt ESC gt to exit this menu k Make sure the First Boot Device is Removable If not select First Bo
72. he disk file system have been damaged In this chapter we describe how to recover the Linux operating system The following topics are covered in this chapter O Recovery Environment O Recovery Procedure V2406 2422 2426 Linux User s Manual System Recovery Recovery Environment The recovery environment includes the V2406 2422 2426 LX embedded computer and a bootable USB disk with the recovery programs and system image file V2406 2422 24 26 LX Bootable USB DISK recovery programs and system image file USB Port included Recovery Procedure 1 Format an Empty USB Disk a Prepare a USB disk that has at least a 256 MB capacity b Format your USB disk with the HP USB Disk Format Tool Open the utility and select the device and FAT file system You only need an empty disk DO NOT check the option Create a DOS startup disk C Click Start HP USB Disk Storage Format Tool Y2 0 6 x Device File system 3 olume label KINGSTON Format options Quick Format C a DOS startup disk c ATTENTION A The HP USB Disk Storage Format Tool can be downloaded from many web sites Do a search on HP USB Disk Storage Format Tool from any search engine to locate the tool 2 Create a Linux Bootable USB Disk a You can find the firmware directory in the Recovery CD shipped with the V2406 2422 2426 LX computer b Configure Windows Explorer to show hidden files including protected operating system
73. ibrary libgstreamer plugins base0 0 10 19 2 GStreamer libraries from the base set 10 0 libgstreamer0 10 0 0 10 19 3 Core GStreamer libraries and elements libgtk2 perl 1 1 190 1 Perl interface to the 2 x series of the Gimp Toolkit library libgtk2 0 0 2 12 12 1 lenny1 The GTK graphical user interface library libgtk2 0 bin 2 12 12 1 lenny1 The programs for the GTK graphical user interface library libgtk2 0 common 2 12 12 1 lenny1 Common files for the GTK graphical user interface library libgtkmm 2 4 1c2a 1 2 12 7 1 C wrappers for GTK 2 4 shared libraries libgtksourceview common 1 8 5 1 common files for the GTK syntax highlighting widget libgtksourceview1 0 0 1 8 5 1 shared libraries for the GTK syntax highlighting widget libgtksourceview2 0 0 2 2 2 1 shared libraries for the GTK syntax highlighting widget libgtksourceview2 0 commo 2 2 2 1 common files for the GTK syntax highlighting V2406 2422 2426 Linux User s Manual Software Components n widget libgtop2 7 2 22 3 1 gtop system monitoring library libgtop2 common 2 22 3 1 common files for the gtop system monitoring library libgucharmap6 1 2 22 3 2 Unicode browser widget library shared library libgweather common 2 22 3 1 GWeather common files libgweather1 2 22 3 1 GWeather shared library libhal storage1 0 5 11 8 Hardware Abstraction Layer shared library for storage device libhali 0 5 11 8 Hardware Abstraction L
74. ility to control ATI Radeon backlight functions on laptops readline common 5 2 3 1 GNU readline and history libraries common files rsyslog 3 18 6 4 enhanced multi threaded syslogd scrollkeeper 0 3 14 16 A free electronic cataloging system for documentation sed 4 1 5 6 The GNU sed stream editor sgml base 1 26 SGML infrastructure and SGML catalog file support sgml data 2 0 3 common SGML and XML data shared mime info 0 30 2 FreeDesktop org shared MIME database and spec snmp 5 4 1 dfsg 12 SNMP Simple Network Management Protocol applications snmpd 5 4 1 dfsg 12 SNMP Simple Network Management Protocol agents ssh 1 5 1p1 5 secure shell client and server metapackage ssl cert 1 0 23 simple debconf wrapper for OpenSSL sudo 1 6 9p17 3 Provide limited super user privileges to specific users synaptic 0 62 14 nmui Graphical package manager system tools backends 2 6 0 2lenny4 System Tools to manage computer configuration scripts sysv rc 2 86 ds1 61 System V like runlevel change mechanism sysvinit 2 86 ds1 61 System V like init utilities sysvinit utils 2 86 ds1 61 System V like utilities tar 1 20 1 GNU version of the tar archiving utility tasksel 2 78 Tool for selecting tasks for installation on Debian systems tasksel data 2 78 Official tasks used for installation of Debian systems tcpd 7 6 q 16 Wietse Venema s TCP wrapper utilities tcpdump 3 9 8 4 A powerful tool for n
75. ime libslabO 0 9 8 svn 20070430 1 1 beautification app library file libslang2 2 1 3 3 The S Lang programming library runtime version libsm6 2 1 0 3 2 X11 Session Management library libsmbclient 2 3 2 5 4lenny12 shared library that allows applications to talk to SMB CIFS se libsmbios bin 2 0 3 dfsg 1 Provide access to SM BIOS information utility binaries libsmbios2 2 0 3 dfsg 1 Provide access to SM BIOS information dynamic library libsnmp base 5 4 1 dfsg 12 SNMP Simple Network Management Protocol MIBs and documentati libsnmpi5 5 4 1 dfsg 12 SNMP Simple Network Management Protocol library libsoup2 4 1 2 4 1 2 an HTTP library implementation in C Shared library libspeex1 1 2 rcl 1 The Speex codec runtime library libsplashy1 0 3 13 3 Library to draw splash screen on boot shutdown resume or sus libsqlite3 0 3 5 9 6 SQLite 3 shared library libss2 1 41 3 1 command line interface parsing library libssl0 9 8 0 9 8g 15 lenny5 SSL shared libraries libstartup notificationO 0 9 1 library for program launch feedback shared library libstdc 6 4 3 2 1 1 The GNU Standard C Library v3 libstdc 6 4 3 dev 4 3 2 1 1 The GNU Standard C Library v3 development files libsysfs2 2 1 0 5 interface library to sysfs libtagic2a 1 5 3 TagLib Audio Meta Data Library libtalloc1 1 2 0 git20080616 1 hierarchical pool based memory allocator libtasni 3 1 4 1 Manage ASN 1 structures
76. ing topics are covered in this chapter o aunan Device API RTC Real Time Clock UART Digital 1 0 WDT Watch Dog Timer 4 Programming Guide V2406 2422 2426 Linux User s Manual Programming Guide Device API The V2406 2422 2426 LX supports control devices with the ioctl system API The interface is shown below int ioctl int d int request Input d open device node return file handle request argument in or out Refer to desktop Linux s man page for detailed documentation man ioctl RTC Real Time Clock The device node is located at dev rtc The V2406 2422 2426 LX supports standard Linux simple RTC control You must include lt linux rtc h gt 1 Function RTC RD TIME int ioctl fd RTC RD TIME struct rtc time time Description read time information from the RTC It will return the value on argument 3 2 Function RTC SET TIME int ioctl fd RTC SET TIME struct rtc time time Description set RTC time Argument 3 will be passed to RTC UART The normal tty device nodes are dev ttySO and det ttyS1 The V2406 2422 2426 LX supports standard Linux termios control with RS 232 422 485 serial ports Take the following steps to configure the serial ports 1 You must include moxadevice h which you can find in the folder example moxalib on the CD define RS232 MODE 0 define RS485 2WIRE MODE 1 define RS422 MODE 2 define RS485 4WIRE MODE 3
77. ion MOXA mount o remount rw 2 Next use vi editor to configure etc apt sources list MOXA vi etc apt sources list 2 14 V2406 2422 2426 Linux User s Manual Software Configuration deb cdrom Debian GNU Linux 5 0 2a Lenny Official i386 NETINST Binary 1 20090817 16 43 lenny main deb cdrom Debian GNU Linux 5 0 2a Lenny Official i386 NETINST Binary 1 20090817 16 43 lenny main deb http ftp us debian org debian lenny main deb src http ftp us debian org debian lenny main deb http security debian org lenny updates main contrib deb src http security debian org lenny updates main contrib deb http volatile debian org debian volatile lenny volatile main deb src http volatile debian org debian volatile lenny volatile main 3 Update the source list after you configure it MOXA apt get update MOXA Once you indicate which package you want to install openswan for example type MOXA apt get install openswan MOXA 5 Use one of the following commands to remove a package a For a simple package removal MOXA apt get remove openswan MOXA b For a complete package removal MOXA apt get remove openswan purge MOXA 6 If the installation is complete remember to umount the root directory back to read only mode MOXA umount MOXA ATTENTION The APT cache space var cache apt is located in tmpfs If you need to
78. irectory to the USB storage directory media usb0 www lt VirtualHost 80 DocumentRoot media usb0 www Directory Options FollowSymLinks AllowOverride None Directory ScriptAlias cgi bin media usb0 www cgi bin Directory media usb0 www cgi bin AllowOverride None Options ExecCGI MultiViews SymLinksIfOwnerMatch Order allow deny Allow from all Directory VirtualHost lt VirtualHost 443 gt DocumentRoot media usb0 www Directory Options FollowSymLinks AllowOverride None Directory ScriptAlias cgi bin media usb0 www cgi bin Directory media usb0 wwwz cgi bin AllowOverride None Options ExecCGI MultiViews SymLinksIfOwnerMatch Order allow deny Allow from all Directory VirtualHost 6 Use the following commands to restart the Apache web server cd etc init d apache2 restart V2406 2422 2426 Linux User s Manual Managing Communications 7 Start your browser and connect to the V2406 2422 2426 LX by typing the current LAN1 IP address in the browser s address box 8 Remember to execute umount to change the root directory back to Read only mode MOXA umount 9 Re start the apache server MOXA etc init d apache2 restart ATTENTION Visit the Apache website at http httpd apache org docs for more information about setting up Apache servers IPTABLES IPTABLES is an administrative tool for setting up maintaining
79. l text followed by the usual return ogin username word password Log in with username and password Note Refer to the chat man page chat 8 for more information about the chat utility dev Specify the callout serial port 115200 The baud rate debug Log status in syslog crtscts Use hardware flow control between the computer and modem at baudrate of 115200 this is a must modem Indicates that this is a modem device pppd will hang up the phone before and after making the call defaultroute Once the PPP link is established make it the default route if you have a PPP link to the Internet this is probably what you want 192 1 1 17 This is a degenerate case of a general option of the form x x x x y y y y Here x x x x is the local IP address and y y y y is the IP address of the remote end of the PPP connection If this option is not specified or if just one side is specified then x x x x defaults to the IP address associated with the local machine s hostname located in etc hosts and y y y y is determined by the remote machine Connecting to a PPP Server over a Hard wired Link If a username and password are not required use the following command note that noipdefault is optional pppd connect chat v noipdefault dev tty 19200 crtscts If a username and password is required use the following command note that noipdefault is optional and the username and password are both root pppd connect
80. library libbonobo2 common 2 22 0 1 Bonobo CORBA interfaces library support files libbonoboui2 0 2 22 0 1 The Bonobo UI library libbonoboui2 common 2 22 0 1 The Bonobo UI library common files V2406 2422 2426 Linux User s Manual Software Components libbz2 1 0 1 0 5 1 high quality block sorting file compressor library runtime libc6 2 7 18lenny2 GNU C Library Shared libraries libc6 dev 2 7 18lenny2 GNU C Library Development Libraries and Header Files libc6 i686 2 7 18lenny2 GNU C Library Shared libraries i686 optimized libcacaO 0 99 beta14 1 colour ASCII art library libcairo perl 1 060 1 Perl interface to the Cairo graphics library libcairo2 1 6 4 7 The Cairo 2D vector graphics library libcairomm 1 0 1 1 6 0 1 C wrappers for Cairo shared libraries libcamel1 2 11 2 22 3 1 1 lenny2 The Evolution MIME message handling library libcap1 1 1 10 14 support for getting setting POSIX 1e capabilities libcap2 2 11 2 support for getting setting POSIX 1e capabilities libcdio7 0 78 2 dfsg1 3 library to read and control CD ROM libcdparanoiaO 3 10 2 debian 5 audio extraction tool for sampling CDs library libcomerr2 1 41 3 1 common error description library libcompress raw zlib perl 2 012 1lenny1 low level interface to zlib compression library libcompress zlib perl 2 012 1 Perl module for creation and manipulation of gzip files
81. m For hardware installation connector interfaces setup and upgrading the BIOS please refer to the V2406 2422 2426 Hardware User s Manual Linux is an open scalable operating system that allows you to build a wide range of innovative small footprint devices Software written for desktop PCs can be easily ported to the embedded computer with a GNU cross compiler and a minimum of source code modifications A typical Linux based device is designed for a specific use and is often not connected to other computers or a number of such devices connect to a centralized front end host Examples include enterprise tools such as industrial controllers communications hubs point of sale terminals and display devices which include HMIs advertisement appliances and interactive panels The following topics are covered in this chapter O Overview O Software Specifications O Software Components V2406 2422 2426 Linux User s Manual Introduction Overview V2406 2422 2426 embedded computers are based on the Intel Atom N270 x86 processor and feature two serial ports dual 10 100 or 10 100 1000 Mbps LAN ports three or six USB 2 0 hosts and an SD socket The V2406 2422 2426 series offers both VGA and DVI I outputs making it exceptionally well suited for industrial applications such as SCADA and factory automation The V2406 2422 2426 s four serial ports make it ideal for connecting a wide range of serial devices and the dual 10 100 or 10 100
82. mmands output is mailed to the owner of the crontab or to the user named in the MAILTO environment variable in the crontab if such a user exists Modify the file etc crontab to set up your scheduled applications Crontab files have the following format mm h dom mon dow user command minute hour date month week user command 0 59 0 23 1 31 1 12 0 6 0 is Sunday V2406 2422 2426 Linux User s Manual Software Configuration For example issue the following command if you want to launch a program at 8 00 every day minute hour date month week user command 8 root path to your program The following example demonstrates how to use Cron to update the system time and RTC time every day at 8 00 1 Write a shell script named fixtime sh and save it to home bin sh ntpdate time stdtime gov tw hwclock w exit 0 2 Change the mode of fixtime sh chmod 755 fixtime sh 3 Modify the etc crontab file to run fixtime sh at 8 00 every day Add the following line to the end of crontab 8 root home fixtime sh Inserting a USB Storage Device into the Computer Since mounting USB storage devices manually can be difficult a Debian package named usbmount is used to mount the USB drivers automatically usbmount relies on udev to mount USB storage devices automatically at certain mount points The USB storage devices will be mounted on media usb0 media usb1 etc MOXA mount
83. mple iptables P INPUT DROP iptables P OUTPUT ACCEPT iptables P FORWARD ACCEPT iptables t nat P PREROUTING ACCEPT iptables t nat P OUTPUT ACCEPT iptables t nat P POSTROUTING ACCEPT In this example the policy accepts outgoing packets and denies incoming packets Append or Delete Rules Usage iptables t table AI INPUT OUTPUT FORWARD io interface p tcp udp icmp all s IP network sport ports d IP network dport ports j ACCEPT DROP A Append one or more rules to the end of the selected chain I Insert one or more rules in the selected chain as the given rule number i Name of an interface via which a packet is going to be received 0 Name of an interface via which a packet is going to be sent p The protocol of the rule or of the packet to check s Source address network name host name network IP address or plain IP address sport Source port number d Destination address dport Destination port number j Jump target Specifies the target of the rules i e how to handle matched packets For example ACCEPT the packet DROP the packet or LOG the packet Examples Example 1 Accept all packets from the lo interface iptables A INPUT i lo j ACCEPT Example 2 Accept TCP packets from 192 168 0 1 iptables A INPUT i ethO p tcp s 192 168 0 1 j ACCEPT Example 3 Accept TCP packets from Class C network 192 168 1 0 24 iptables A INPUT i ethO p tcp
84. n HOWTO packet filtering HOWTO html NAT Example The IP address of all packets leaving LAN1 are changed to 192 168 3 127 you will need to load the module ipt MASQUERADE IP Netmask 192 168 3 100 24 Gateway 192 168 3 127 PC Linux or Windows LANI 192 168 3 127 24 LAN2 192 168 4 127 24 PC2 Linux or Windows IP Netmask 192 168 4 100 24 Gateway 192 168 4 127 NAT Area Private IP Enabling NAT at Bootup In most real world situations you will want to use a simple shell script to enable NAT when the V2406 2422 2426 LX boots up The following script is an example bin bash If you put this shell script in the home nat sh Remember to chmod 744 home nat sh Edit the rc local file to make this shell startup automatically vi etc rc local Add a line in the end of rc local home nat sh HE ck ck ck 3 13 V2406 2422 2426 Linux User s Manual Managing Communications EXIF eth0 This is an external interface for setting up a valid IP address EXNET 192 168 4 0 24 This is an internal network address Step 1 Insert modules Here 2 dev null means the standard error messages will be dump to null device modprobe ip tables 2 dev null modprobe ip nat ftp 2 gt dev null modprobe ip nat irc 2 gt dev null modprobe ip conntrack 2 dev null modprobe ip conntrack ftp 2 dev null modprobe ip conntrack irc 2 gt dev null 4 Step 2 Define variables enable
85. ndex html Save your own homepage to the following directory var www apache2 default Save your CGI page to the following directory var www apache2 default cgi bin Before you modify the homepage use a browser such as Microsoft Internet Explore or Mozilla Firefox from your PC to test if the Apache web server is working Type the LAN1 IP address in the browser s address box to open the homepage For example if the default IP address 192 168 3 127 is still active type V2406 2422 2426 Linux User s Manual Managing Communications http 192 168 3 127 To test the default CGI page type http 192 168 3 127 cgi bin w3mmail cgi Disabling the CGI Function The CGI function is enabled by default If you want to disable the function modify the file etc apache2 sites enabled 000 default 1 Mount the root file system with write permission MOXA mount o remount rw 2 Type vi etc apache2 sites enabled 000 default to edit the configuration file Comment out the following lines ScriptAlias cgi bin var www apache2 default cgi bin lt Directory var www apache2 default cgi bin gt AllowOverride None Options ExecCGI MultiViews SymLinksIfOwnerMatch Order allow deny Order deny allow Allow from all lt Directory gt MOXA etc vi etc apache2 sites available default ScriptAlias cgi bin var www apache2 default cgi bin lt Directory var www apache2 default cgi bin AllowOverride N
86. ns setinterface device node interface no device node dev ttyMn n 0 1 2 interface no see following table interface no Operation Mode None Display current setting 0 RS 232 1 2 wire RS 485 2 RS 422 3 4 wire RS 485 For example use the following commands to set dev ttyMO to RS 422 MOXA setinterface dev ttyMO 2 MOXA setinterface dev ttyMO Now setting is RS422 interface MOXA NOTE The V2422 and V2426 can be used with two expansion modules with eight serial ports The corresponding device nodes would be from ttyM8 to ttyM15 Telnet FTP Server In addition to supporting Telnet client server and FTP client server the V2406 2422 2426 LX also supports SSH and sftp client server To enable or disable the Telnet ftp server you need to edit the file etc inetd conf 1 Mount the root file system with write permission MOXA mount o remount rw dev hdal 2 Type cd etc to change the directory MOXA cd etc 3 Type vi inetd conf to edit the configuration file MOXA etc vi inetd conf Enabling the Telnet FTP Server The following example shows the default content of the file etc inetd conf The default is to enable the Telnet ftp server discard dgram udp wait root bin discard discard stream tcp nowait root bin discard telnet stream tcp nowait root bin telnetd ftp stream tcp nowait root bin ftpd 1 3 4 V2406 24
87. o let any IP connect The following example does not check the username and password pppd dev ttyS0 115200 crtscts modem 192 168 16 1 192 168 16 2 Method 2 pppd dial in with pppd script Configure a dial in script etc ppp peer dialin You usually need this if there is no PAP authentication noauth fauth login The chat script be sure to edit that file too init usr sbin chat v f etc ppp ppp ttyM0 chat Set up routing to go through this PPP link defaultroute Default modem you better replace this with dev ttySx dev ttyMO Speed 115200 Keep modem up even if connection fails persist crtsets modem 192 168 16 1 192 168 16 2 debug detach Configure the chat script etc ppp ppp ttyMO chat Auto Answer ON n ATSO 1 Start the pppd dial in service pppd call dialin 3 17 V2406 2422 2426 Linux User s Manual Managing Communications ATTENTION If you would like to have auto dial in service you can launch the dial in service in etc inittab with the respawn command MOXA mount o remount rw dev hdal MOXA echo p0 2345 respawn pppd call dialin gt gt etc inittab MOXA umount PPPoE Use the following procedure to configure PPPoE 1 Connect the V2406 2422 2426 LX s LAN port to an ADSL modem with a cross over cable HUB or switch 2 Log in to the V2406 2422 2426 LX as the root user 3 Edit the file etc ppp chap secrets and add the f
88. ollowing usernameQhinet net password Secrets for authentication using CHAP client server secret IP addresses PPPOE example if you want to use it you need to unmark it and modify it username hinet net i password username hinet net is the username obtained from the ISP to log in to the ISP account password is the corresponding password for the account 4 Editthe file etc ppp pap secrets and add the following username hinet net x password ATTENTION The definitions here can allow users to login without a password if you don t use the login option of pppd The mgetty Debian package already provides this option make sure you don t change that INBOUND connections Every regular user can use PPP and has to use passwords from etc passwd ww hostname username hinet net password UserIDs that cannot use PPP at all Check your etc passwd and add any other accounts that should not be able to use pppd WE E guest hostname Wa master hostname Wa van root hostname Wa support hostname WE ik stats hostname OUTBOUND connections username hinet net is the username obtained from the ISP to log in to the ISP account password is the corresponding password for the account 5 Edit the file etc ppp options and add the following line plugin rp pppoe received Note it is not advisable to use this option with the persist
89. ompiler V2406 2422 2426 Linux User s Manual Software Components gcc 4 3 base 4 3 2 1 1 The GNU Compiler Collection base package gconf2 2 22 0 1 GNOME configuration database system support tools gconf2 common 2 22 0 1 GNOME configuration database system common files gdb 6 8 3 The GNU Debugger gdm 2 20 7 4lenny1 GNOME Display Manager gdm themes 0 6 1 Themes for the GNOME Display Manager gedit 2 22 3 1 lenny1 official text editor of the GNOME desktop environment gedit common 2 22 3 1 lenny1 official text editor of the GNOME desktop environment support genisoimage 9 1 1 9 1 Creates ISO 9660 CD ROM filesystem images gettext base 0 17 4 GNU Internationalization utilities for the base system gksu 2 0 0 8 graphical frontend to su gnome about 2 22 3 2 The GNOME about box gnome applets 2 22 3 3 Various applets for GNOME 2 panel binary files gnome applets data 2 22 3 3 Various applets for GNOME 2 panel data files gnome control center 1 2 22 2 1 2 utilities to configure the GNOME desktop gnome core 1 2 22 2 45 The GNOME Desktop Environment essential components gnome desktop data 2 22 3 2 Common files for GNOME 2 desktop apps gnome doc utils 0 12 2 1 a collection of documentation utilities for the Gnome project gnome icon theme 2 22 0 1 GNOME Desktop icon theme gnome keyring 2 22 3 2 GNOME keyring s
90. one Options ExecCGI MultiViews SymLinksIFOwnerMatch Order allow deny Order deny allow Allow from all lt Directory gt 3 After you finish writing or modifying the code remember to execute umount to change the root directory back to Read only mode MOXA umount 4 Re start the apache server MOXA etc init d apache2 restart ATTENTION When you develop your own CGI application make sure your CGI file is executable Saving Web Pages to a USB Storage Device Some applications may have web pages that take up a lot of storage space This section describes how to save web pages to the USB mass storage device and then configure the Apache web server s DocumentRoot to open these pages The files used in this example can be downloaded from Moxa s website 1 Prepare the web pages and then save the pages to the USB storage device Click on the following link to download the web page test suite http www w3 org MarkUp Test HTML4O1 zip 3 7 V2406 2422 2426 Linux User s Manual Managing Communications 2 Uncompress the zip file to your desktop PC and then use FTP to transfer it to the V2406 2422 2426 LX s media usbO directory 3 Mount the root file system with write permission MOXA mount o remount rw dev hdal 4 Type vi etc apache2 sites enabled 000 default to edit the configuration file MOXA etc vi etc apache2 sites enabled 000 default Change the DocumentRoot d
91. oose Choose THIS if you want a restoration Note that you cannot restore a partition to itself So every partition but one the destination can be checked Use SPACE to SELECT an entry hda1 Linux lost found home etc media cdrom usr hda2 Linux sdai lt Cancel gt f Choose the restoration source device sdal hda1 Linux lost found home etc media cdrom usr hda2 Linux sdai W95 FAT32 LBA V24xx_V1 0_Build_09121120 lt Cancel gt V2406 2422 2426 Linux User s Manual System Recovery g h Enter X to choose the root directory of the restoration image ETS cancer Choose V24xx_V1 0_Build_09121120 for the restoration image Choose Create New Image if you want a ghost like images of your partitions Choose Backup_Local_Hard_Driver if prefer a zip archive Create_New_Image Backup_Local_Hard_Driver Eyes lt Cancel gt When operation is finished turn off the computer and remove the USB disk ATTENTION DO NOT turn off the power during system recovery since doing so could case the system to crash 5 Set up the BIOS to boot from DOM a b op on Power on the computer and press DEL to enter the bios setup menu Select Advanced gt Hard Disk Boot Priority and then press Enter From the setup menu use the up or down arrows t or to select the DOM device for example Chi M InnoDisk Corp EDC40 Pr
92. ori 1 1 1 9 1 X cursor management library libxdamagel 1 1 1 1 4 X11 damaged region extension library libxdmcp6 1 1 0 2 3 X11 Display Manager Control Protocol library libxext6 2 1 0 4 1 X11 miscellaneous extension library libxfixes3 1 4 0 3 2 X11 miscellaneous fixes extension library libxfont1 1 1 3 3 1 X11 font rasterisation library libxft2 2 1 12 3 FreeType based font drawing library for X libxi6 2 1 1 4 1 X11 Input extension library libxineramal 2 1 0 3 2 X11 Xinerama extension library libxkbfile1 1 1 0 5 1 X11 keyboard file manipulation library libxklavier12 3 5 2 X Keyboard Extension high level API libxml parser perl 2 36 1 1 b1 Perl module for parsing XML files libxml twig perl 1 3 32 1 Perl module for processing huge XML documents in tree mode libxml xpath perl 1 13 6 Perl module for processing XPath libxml2 2 6 32 dfsg 5 lenny1 GNOME XML library libxml2 utils 2 6 32 dfsg 5 lenny1 XML utilities libxmu6 2 1 0 4 1 X11 miscellaneous utility library libxmuul 2 1 0 4 1 X11 miscellaneous micro utility library libxpm4 1 3 5 7 1 X11 pixmap library libxrandr2 2 1 2 3 1 X11 RandR extension library libxrenderi 1 0 9 4 2 X Rendering Extension client library libxresi 2 1 0 3 1 X11 Resource extension library libxslt1 1 1 1 24 2 XSLT processing library runtime library libxss1 1 1 1 3 1 X11 Screen Saver extension library libxt6 1 1 0 5 3 X11 toolkit intrinsics library libxtrap6 2 1 0 0 5 X
93. ot Device press Enter and select it from the list LESEM Advanced EIA ETS IS Se CO a eee A Item Help Hard Disk Boot Prioritu First Boot Device Removable Menu Level k Second Boot Device Hard Disk Third Boot Device Removable Select Removable Boot Device Priority Advanced BIOS Features Advanced Chipset Features l Select Exit gt Save Exit Setup and then press Enter m Choose Y to save to the CMOS and then exit V2406 2422 2426 Linux User s Manual System Recovery 4 Recover the Linux system from a USB Disk a If the BIOS setup is correct it will boot from the USB disk Follow the steps below to set up recovery parameters This tool can be used to both backup a Ghost like image of your hard disk and to restore your hard disk from such an image Please be aware that if you choose to restore your hard disk All the data contained on this computer might be lost during the restoration You man choose to abort now by stopping the computer now b Choose OK to go to the next step c Choose shut down the V2406 2422 2426 LX when the restoration is finished When the job is completed do you want to Get a shell root Reboot the system lt Cancel gt 5 6 V2406 2422 2426 Linux User s Manual System Recovery d Choose restore image from Local disk partition Where do you want to save restore your image to from Get a shell root Reboot the system lt Cancel gt e Ch
94. ple Dial up Connection The following command is used to connect to a PPP server by modem Use this command for old ppp servers that prompt for a login name replace username with the correct name and password replace password with the correct password Note that debug crtscts and defaultroute 192 1 1 17 are optional pppd connect chat v ATDT5551212 CONNECT ogin username word password dev ttyS0 115200 debug crtscts modem defaultroute 192 1 1 17 3 14 V2406 2422 2426 Linux User s Manual Managing Communications If the PPP server does not prompt for the username and password the command should be entered as follows replace username with the correct username and replace password with the correct password pppd connect chat v ATDT5551212 CONNECT user username password password dev ttyS0 115200 crtscts modem The pppd options are described below connect chat etc This option gives the command to contact the PPP server The chat program is used to dial a remote computer The entire command is enclosed in single quotes because pppd expects a one word argument for the connect option The options for chat are given below V verbose mode log what we do to syslog po Double quotes don t wait for a prompt but instead do note that you must include a space after the second quotation mark ATDT5551212 Dial the modem and then CONNECT Wait for an answer TM Send a return nul
95. ports which are opened echo operations before serial ports suspend thaw resume echo restart AP echo operations after serial ports resume exit NA mr NOTE If you want to see how to execute the script start rsyslogd with the command etc init d rsyslogd start and then view the file var log pm suspend log 2 16 V2406 2422 2426 Linux User s Manual Software Configuration Wake on LAN The V2406 2422 2426 LX supports wake on LAN a feature used to wake up a device for suspend S3 and shutdown S5 To check the WOL support on Ethernet port x type ethtool ethx where x is the port number Moxa ethtool eth0 Settings for eth0 Supported ports TP Supported link modes 10baseT Half 10baseT Full 100baseT Half 100baseT Full 1000baseT Full Supports auto negotiation Yes Advertised link modes 10baseT Half 10baseT Full 100baseT Half 100baseT Full 1000baseT Full Advertised auto negotiation Yes Speed 100Mb s Duplex Full Port Twisted Pair PHYAD 0 Transceiver internal Auto negotiation on Supports Wake on pumbg Wake on ug Current message level 0x00000033 51 Link detected yes Moxa As you can see the default WOL support is ug wake on unicast message and Magic packet We suggest that you only enable wake up on magic packet Modify the default setting with the command ethtool s ethx wol g The following example illustrates how to wake up on suspend
96. rl library libpixman 1 0 0 10 0 2 pixel manipulation library for X and cairo libpkcs11 helperi 1 05 1 library that simplifies the interaction with PKCS 11 libpng12 0 1 2 27 2 lenny3 PNG library runtime libpoptO 1 14 4 lib for parsing cmdline parameters libpq5 8 3 9 Olenny1 PostgreSQL C client library librarianO 0 8 1 1 Rarian is a documentation meta data library library package libraw1394 8 1 3 0 4 library for direct access to IEEE 1394 bus aka FireWire libreadline5 5 2 3 1 GNU readline and history libraries run time libraries librpcsecgss3 0 18 1 allows secure rpc communication using the rpcsec gss protocol librsvg2 2 2 22 2 2lennyi SAX based renderer library for SVG files runtime librsvg2 common libsasl2 2 libscrollkeeperO 2 22 2 2lennyi 2 1 22 dfsgi 23 lenny1 0 3 14 16 SAX based renderer library for SVG files extra runtime Cyrus SASL authentication abstraction library Library to load omf files runtime files libselinux1 2 0 65 5 SELinux shared libraries libsensors3 1 2 10 7 1 library to read temperature voltage fan sensors libsepol1 2 0 30 2 Security Enhanced Linux policy library for changing policy bin libsexy2 0 1 11 2 b1 collection of additional GTK widgets library libshout3 2 2 2 5 MP3 Ogg Vorbis broadcast streaming library V2406 2422 2426 Linux User s Manual Software Components libsigc 2 0 0c2a 2 0 18 2 type safe Signal Framework for C runt
97. rmation Moxa Americas Toll free 1 888 669 2872 Tel 1 714 528 6777 Fax 1 714 528 6778 Moxa Europe Tel 49 89 3 70 03 99 0 Fax 49 89 3 70 03 99 99 WWW moxa com su ort Moxa China Shanghai office Toll free 800 820 5036 Tel 86 21 5258 9955 Fax 86 21 5258 5505 Moxa Asia Pacific Tel 886 2 8919 1230 Fax 886 2 8919 1231 Table of Contents 1 A 2e iecore e co cr iue ela anna ECE CR errr dada ge dote eC Te PCE ETO ann Maa RR RA RR hannan banaan RR Cree etre rer rer rrr rere rrr trt ry 1 1 OU er nn A do RM ee NM die Arr min un cae aunty AR RUN AUN M M RU E 1 2 Software Specifications ira rp ete e En FEDERE Eae E da d ner een NS RUN DONS NUS RRPRIRTRTIRPRRRTIRUR RW REA ARA 1 2 A A FP FAI EPI MC en SN tp a sta 1 3 2 Software Configuration cocomoncorononcanonencnnonenrn ronca ERRE RENE kn suse kasasus uasa sas un seda uasa du uan 2 1 The Read only File SySteFm oeste svensecacieniiasceddeterleveteveceseterierst steleesintan ier La nn nn ne nn a 2 2 Starting froma VGA Console cre rrr rene EEA cerea rosa rera E ene g ra ea age dacs ERRRPRRPERIRERPRRRRMRERERIRPRREPERPRIIE 2 2 Display on Single or Multiple Outputs oooococoonononenconanencnnonenennonennanonrnnaronrnnnronrnnaronrnrnnonennnnnnrnnnrnnenanraninanss 2 2 Startup with Desktop ENVIO MENE momo rper h iren hu rre ERR ER Rn Ra Ra ERRRRIRIRPRRIG DR PG A PAGG 9 Gw3 tes tance 2 5 Connecting from a Telnet Console hene nene hene e nemi eire e
98. runtime libtext charwidth perl 0 04 5 b1 get display widths of characters on the terminal libtext iconv perl 1 7 1 b1 converts between character sets in Perl libtext wrapii8n perl 0 06 6 internationalized substitute of Text Wrap libthai data 0 1 9 4 lenny1 Data files for Thai language support library libthaiO 0 1 9 4 lenny1 Thai language support library libtheora0 1 0 beta3 1 lenny1 The Theora Video Compression Codec libtie ixhash perl 1 21 2 ordered associative arrays for Perl libtiff4 3 8 2 11 2 Tag Image File Format TIFF library libtimedate perl 1 1600 9 Time and date functions for Perl libtotem plparseri0 2 22 3 1 Totem Playlist Parser library runtime version libtrackerclientO 0 6 6 2 metadata database indexer and search tool library libts 0 0 0 1 0 4 touch screen library liburi perl 1 35 dfsg 1 1 Manipulates and accesses URI strings libusb 0 1 4 2 0 1 12 13 userspace USB programming library libuuid perl 0 02 3 b1 Perl extension for using UUID interfaces as defined in e2fspro libuuidi 1 41 3 1 universally unique id library libvisual 0 4 0 0 4 0 2 1 Audio visualization framework libvisual 0 4 plugins 0 4 0 dfsg 1 2 Audio visualization framework plugins libvoikkoi 1 7 2 Finnish spell checker and hyphenator library libvolume idO 0 125 7 lenny3 libvolume_id shared library libvorbisOa 1 2 0 dfsg 3 1 lenny1 The Vorbis General Audio Compression Codec libvorbisenc2
99. rver xorg video fbdev 1 0 4 0 1 X Org X server fbdev display driver xserver xorg video glint 1 1 2 1 1 X Org X server Glint display driver xserver xorg video i128 1 1 3 0 1 X Org X server 128 display driver xserver xorg video i740 1 1 2 0 1 X Org X server i740 display driver xserver xorg video imstt 1 1 1 0 7 X Org X server IMSTT display driver xserver xorg video intel 2 2 3 2 2 lenny6 X Org X server Intel i8xx i9xx display driver xserver xorg video mach64 6 8 0 1 X Org X server ATI Mach64 display driver xserver xorg video mga 1 1 4 9 dfsg 1 X Org X server MGA display driver xserver xorg video neomag 1 1 2 1 1 X Org X server Neomagic display driver ic xserver xorg video nsc 1 2 8 3 4 X Org X server NSC Geode GX1 display driver xserver xorg video nv 1 2 1 10 1 X Org X server NV display driver xserver xorg video openchr ome 1 0 2 902 svn579 4 X Org X server VIA display driver xserver xorg video r128 6 8 0 1 X Org X server ATI r128 display driver xserver xorg video radeon 1 6 9 0 1 lenny4 X Org X server ATI Radeon display driver xserver xorg video radeonh d 1 2 1 2 X Org X server AMD ATI r5xx r6xx display driver xserver xorg video renditio 1 4 2 0 dfsg 1 2 X Org X server Rendition display driver n xserver xorg video s3 1 0 6 0 1 X Org X server legacy S3 display driver xserver xorg video s3virge 1 1
100. s on the Same Subnet 1 Set up four machines as shown in the following diagram local net Host A OpenVPN A LAN2 192 168 2 173 LANI 192 168 2 171 LAN1 192 168 8 173 Internet LANI 192 168 8 174 LAN1 192 168 2 172 LAN2 192 168 2 174 Host B OpenVPN B local net 3 24 V2406 2422 2426 Linux User s Manual Managing Communications 2 The configuration procedure is almost the same as for the previous example The only difference is that you will need to comment out the parameter up in etc openvpn tapO br conf of OpenVPN A and etc openvpn tapO br conf of OpenVPN B point to the peer remote 192 168 8 174 dev tap0 secret etc openvpn secrouter key cipher DES EDE3 CBC auth MD5 tun mtu 1500 tun mtu extra 64 ping 40 fup etc openvpn tap0 br sh comp 1zo Routed IP 1 Set up four machines as shown in the following diagram local net Host A OpenVPN A LAN 2 192 168 2 173 LANI 192 168 2 171 LANI 192 168 8 173 LANI 192 168 8 174 LAN1 192 168 4 172 LAN2 192 168 4 174 Host B lacal net 2 On machine OpenVPN A modify the remote address in configuration file etc openvpn tun conf point to the peer remote 192 168 8 174 dev tun secret etc openvpn secrouter key cipher DES EDE3 CBC auth MD5 tun mtu 1500 tun mtu extra 64 ping 40 ifconfig 192 168 2 173 192 168 4 174 up etc openvpn tun sh
101. sing libc functions for internationalization in Perl liblockfile1 1 08 3 NFS safe locking library includes dotlockfile program liblwres40 1 9 5 1 dfsg P3 1 lenny Lightweight Resolver Library used by BIND 1 liblzo2 2 2 03 1 data compression library libmagici 4 26 1 File type determination library using magic numbers libmailtools perl 2 03 1 Manipulate email in perl programs libmalaga7 7 12 1 An automatic language analysis library libmetacityO 1 2 22 0 2 library of lightweight GTK2 based Window Manager libmldbm perl 2 01 2 Store multidimensional hash structures in perl tied hashes libmozjsid 1 9 0 19 1 The Mozilla SpiderMonkey JavaScript library libmpfrildbl 2 3 1 dfsg 1 2 multiple precision floating point computation libmysqlclienti5off libnautilus burn4 libnautilus extension1 5 0 51a 24 lenny2 2 20 0 1 2 20 0 7 MySQL database client library Nautilus Burn Library runtime version libraries for nautilus components runtime version A 8 V2406 2422 2426 Linux User s Manual Software Components libncurses5 5 7 20081213 1 shared libraries for terminal handling libncursesw5 5 7 20081213 1 shared libraries for terminal handling wide character support libnet dbus perl 0 33 6 1 b1 Extension for the DBus bindings libnet lite ftp perl 0 54 2 Perl FTP client with support for TLS libnet ssleay perl 1 35 1 Perl module for Secure Sockets Layer SSL libnet telnet perl 3 03 3 Scrip
102. ster and build utility for Python packages python dbus 0 82 4 2 simple interprocess messaging system Python interface python fpconst 0 7 2 4 Utilities for handling IEEE 754 floating point special values python glade2 2 12 1 6 GTK bindings Glade support python gmenu 2 22 2 4 an implementation of the freedesktop menu specification for GN python gnome2 2 22 0 1 Python bindings for the GNOME desktop environment python gnome2 desktop 2 22 0 2 Python bindings for the GNOME desktop environment python gobject 2 14 2 2 Python bindings for the GObject library python gtk2 2 12 1 6 Python bindings for the GTK widget set python gtksourceview2 2 2 0 1 b1 Python bindings for the GtkSourceView widget python libxml2 2 6 32 dfsg 5 lenny1 Python bindings for the GNOME XML library A 13 V2406 2422 2426 Linux User s Manual Software Components python minimal 2 5 2 3 A minimal subset of the Python language default version python numeric 24 2 9 Numerical matrix oriented Mathematics for Python python pyorbit 2 14 3 2 A Python language binding for the ORBit2 CORBA implementation python soappy 0 12 0 4 SOAP Support for Python python support 0 8 4lennyi automated rebuilding support for Python modules python2 5 2 5 2 15 An interactive high level object oriented language version 2 python2 5 minimal 2 5 2 15 A minimal subset of the Python language version 2 5 radeontool 1 5 5 ut
103. t telnetable connections libnewt0 52 0 52 2 11 3 lenny1 Not Erik s Windowing Toolkit text mode windowing with slang libnfsidmap2 0 20 1 An nfs idmapping library libnotify1 0 4 4 3 sends desktop notifications to a notification daemon libnspr4 0d 4 7 1 5 NetScape Portable Runtime Library libnss3 1d 3 12 3 1 Olenny1 Network Security Service libraries liboggO 1 1 3 4 Ogg Bitstream Library liboilO 3 0 3 15 1 Library of Optimized Inner Loops liboobs 1 4 2 22 0 2 GObject based interface to system tools backends shared libr liborbit2 1 2 14 13 0 1 libraries for ORBit2 a CORBA ORB libpam gnome keyring 2 22 3 2 PAM module to unlock the GNOME keyring upon login libpam modules 1 0 1 5 lenny1 Pluggable Authentication Modules for PAM libpam runtime 1 0 1 5 lenny1 Runtime support for the PAM library libbamOg 1 0 1 5 lenny1 Pluggable Authentication Modules library libpanel applet2 0 2 20 3 5 library for GNOME Panel applets libpango1 0 0 1 20 5 5 lenny1 Layout and rendering of internationalized text libbango1 0 common 1 20 5 5 lenny1 Modules and configuration files for the Pango libpcap0 8 0 9 8 5 system interface for user level packet capture libpci3 1 3 0 0 6 Linux PCI Utilities shared library libpcre3 7 6 2 1 Perl 5 Compatible Regular Expression Library runtime files libperl5 10 5 10 0 19lenny2 Shared Pe
104. thout worrying about the amount of disk space that will be available The V2406 2422 2426 LX only supports NFS client protocol ATTENTION Click on the following links for more information about NFS http www ietf org rfc rfc1213 txt http www faqs org rfcs rfc1317 html The following procedures illustrate how to mount a remote NFS Server 1 Scan the NFS Server s shared directory showmount e HOST showmount Shows the mount information of an NFS Server e Shows the NFS Server s export list HOST IP address or DNS address 2 Establish a mount point on the NFS Client site mkdir p home nfs public 3 Mount the remote directory to a local directory mount t nfs o nolock 192 168 3 100 home public home nfs public This is where 192 168 3 100 is the example IP address of the NFS server SNMP Simple Network Management Protocol The V2406 2422 2426 LX comes with the SNMP V1 Simple Network Management Protocol agent software pre installed It supports RFC 1213 MIB II The following example shows an SNMP agent responding to a query from the SNMP browser on the host site SNMP QUERY STARTED root jaredRH90 root snmpwalk v 1 c public 192 168 30 128 more RFC1213 MIB sysDescr 0 STRING Linux Moxa 2 6 30 bpo 2 686 1 SMP Fri Dec 11 18 12 58 UTC 2009 i686 RFC1213 MIB sysObjectID 0 OID RFC1155 SMI enterprises 8691 12 2420 DISMAN EVENT MIB sysUpTimeInstance Timeticks 126176 0 21 01 76 3 20
105. urn 4 6 V2406 2422 2426 Linux User s Manual Programming Guide Function int swtd_ack int fd Description Acknowledge software watchdog When software watchdog is enabled application should execute swtd ack periodically within user predefined time Input fd the file handle from swtd open return value Output None Return On success 0 is returned Otherwise an error number is return Function int swtd close int fd Description Close the file handle Input fd the file handle from swtd open return value Output None Return On success 0 is returned Otherwise an error number is return Special Note When you kill the application with 9 or kill without option or Ctrl c the kernel will change to auto ack the software watchdog When your application enables the software watchdog and does not ack your application may have a logical error or your application has generated a core dump The kernel will not change to auto ack This can cause your system to reboot again and again Examples The example file watchdog c and Makefile are put in the folder example swatchdog on the CD D System Recovery The V2406 2422 2426 LX are installed with the Embedded Linux operating system which is located in the Flash DOM CompactFlash card shipped with the V2406 2422 2426 LX computer Although it rarely happens you may find on occasion that operating system files and or t
106. using DNS servers supplied by your ISP edit the file etc resolv conf by adding the following lines of code nameserver ip addr of first dns server nameserver ip addr of second dns server For example nameserver 168 95 1 1 nameserver 139 175 10 20 MOXA etct cat resolv conf f resolv conf This file is the resolver configuration file See resolver 5 nameserver 168 95 1 1 nameserver 139 175 10 20 MOXA etc 3 19 V2406 2422 2426 Linux User s Manual Managing Communications Use the following command to create a pppoe connection pppd ethO 8 The ADSL modem is connected to the LAN1 port which is named ethO If the ADSL modem is connected to LAN2 use ethi etc 9 Type ifconfig pppO to check if the connection is OK If the connection is OK you should see the IP address of pppO Use ping to test the IP address Link encap Point to Point Protocol inet addr 192 76 32 3 P t P 129 67 1 165 Mask 255 255 255 0 UP POINTOPOINT RUNNING MTU 1500 Metric 1 RX packets 33 errors 0 dropped 0 overrun 0 TX packets 42 errors 0 dropped 0 overrun 0 10 If you want to disconnect the connection use the kill command to kill the pppd process NFS Network File System Client The Network File System NFS is used to mount a disk partition on a remote machine as if it were on a local hard drive allowing fast seamless sharing of files across a network NFS allows users to develop applications for the V2406 2422 2426 LX wi
107. ve and erase chain rules Define policy rules and Append or delete rules Observe and Erase Chain Rules Usage iptables t tables L n t tables Table to manipulate default filter example nat or filter L chain List List all rules in selected chains If no chain is selected all chains are listed n Numeric output of addresses and ports iptables t tables FXZ F Flush the selected chain all the chains in the table if none is listed X Delete the specified user defined chain Z Set the packet and byte counters in all chains to zero Example iptables L n In this example since we do not use the t parameter the system uses the default filter table Three chains are included INPUT OUTPUT and FORWARD INPUT chains are accepted automatically and all connections are accepted without being filtered iptables F iptables X iptables Z Define Policy for Chain Rules Usage iptables t tables P INPUT OUTPUT FORWARD PREROUTING OUTPUT POSTROUTING ACCEPT DROP P Set the policy for the chain to the given target INPUT For packets coming into the V2406 2422 2426 LX OUTPUT For locally generated packets 3 11 V2406 2422 2426 Linux User s Manual Managing Communications FORWARD For packets routed out through the V2406 2422 2426 LX PREROUTING To alter packets as soon as they come in POSTROUTING To alter packets as they are about to be sent out Exa
108. xserver xephyr 1 4 2 10 lenny2 nested X server xserver xorg 7 3 20 the X Org X server xserver xorg core 1 4 2 10 lenny2 Xorg X server core server xserver xorg input all the X Org X server input driver metapackage xserver xorg input evdev 2 0 8 1 X Org X server evdev input driver xserver xorg input kbd 1 3 1 1 X Org X server keyboard input driver xserver xorg input mouse 2 1 2 1 7 3 20 1 1 1 1 3 0 1 X Org X server mouse input driver xserver xorg input synaptic 0 14 7 git20070706 3 Synaptics TouchPad driver for X Org XFree86 server A 15 V2406 2422 2426 Linux User s Manual Software Components S xserver xorg input wacom 0 7 9 3 2 X Org X server Wacom input driver xserver xorg video all 1 7 3 20 the X Org X server output driver metapackage xserver xorg video apm 1 1 2 0 1 X Org X server APM display driver xserver xorg video ark 1 0 7 0 1 X Org X server ark display driver xserver xorg video ati 1 6 9 0 1 lenny4 X Org X server ATI display driver wrapper xserver xorg video chips 1 1 2 0 1 X Org X server Chips display driver xserver xorg video cirrus 1 1 2 1 1 lenny1 X Org X server Cirrus display driver xserver xorg video cyrix 1 1 1 0 8 X Org X server Cyrix display driver xserver xorg video dummy 1 0 3 0 1 X Org X server dummy display driver xse

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