IP WatchDog Lite
Contents
1. XML log L XML log Example L Makes the system log available through an XML format February 2006 www HW group com page 22 28 IP WatchDog Lite Dual monitor of Ethernet devices HW group Application hints Security Access to the configuration WWW page Channel Admin Page and Setup Page can be also restricted by user name and password which can be defined in the serial TCP Setup If user name of password has been set it is required for every access to these pages and for every manual reset using the Manual Reboot button of the Main Page This precaution can be deactivated by sending an empty user name and password default state Advanced security provides DIP3 which if activated requires user name and password authorization even for access to serial TCP Setup When DIP3 is closed the UDP Setup is deactivated because it would allow changing the network parameters easily even for beginner Reboot Hold Time Besides the classic reset of the monitored device and its following release the P WatchDog Lite allows also the possibility of permanent Reset state in case the monitored device does not respond to the WatchDog Lite s requests or does not send regular refresh impulses This mode can be activated by setting the Reboot Hold Time parameter to 0 If the RESET state is called in this mode the channel or its output remains in this state until the monitored device reports itself again or the channel is deactivat2. Relay contact ampacity DC voltage DC voltage max max 30V 4A 00000000 max 30V 4A 00000000 AC voltage AC voltage max 125V max 125V 0 5A 0000000 Environment parameters Operation temperature 5 to 50 C Storage temperature 5 to 75 C Relative humidity non 5 to 95 condensing LED diods a ee DIP switches DIP1 RS 232 Setup ON Service mode for service purposes only OFF Operational mode DIP2 Safe ON securing serial TCP setup by user name and password if configured OFF without security Monitored functions and parameters Incoming Ping IP range range of IP addresses defined by IP and mask from which the receiving PING can be accepted Timeout delay for reboot time interval in range from 0 1800 s 0 disabled that IP WatchDog waits for incoming PING before causing RESET Outgoing Ping Primary target IP primary IP address where IP Watchdog sends the PING and from which it awaits reply Secondary target IP secondary IP address where IP Watchdog sends the PING and from which it awaits reply if primary target does not responds Quantity of failed ping for reboot number of PINGs that IP Watchdog assumes for lost before causing RESET Outgoing ping interval interval between sent PINGs in range of 0 1800 s 0 disabled Other parameters Other parameters Time I S P NN Se
3. Securing by restricting the range of IP addresses n IP access filter IP address for remote configuration W IP address 0 90 0 10 Entry example W192 168 6 1 IP address of the network or computer which can establish the connection with the device After bit multiplication of the opposite IP address by restrictive Mask N option you can gain the address mentioned here Otherwise the device will not react Mask for remote configuration N Mask OU C00 Entry example N192 168 6 1 Mask restricting access addresses which can establish communication with the device With the help of this mask you have a higher chance to prevent a security break or avoid unwanted communication with unauthorized device February 2006 www HW group com page 20 28 IP WatchDog Lite Dual monitor of Ethernet devices HW group Allowing remote configuration via TCP IP or UDP IP 69 Remote setup UDP x TCP Possible options 0 1 2 3 0 disabled 1 UDP 2 TCP 0 UDP amp TCP Entry example S1 Allowing TCP IP setup at port 99 WARNING Choosing the DO option you will irreversibly disable the remote access to network parameters configuration Configuring the preventive periodic auto restart or the IP WatchDog GR Periodic Reboot 1440 Example R60 The number represents the amount of minutes between individual restart It s an internal matter that raises the IP WatchDogss reliability in highly exposed networks P2P netw
4. I Enter When configuration is done you must restart the device with the R command Disconnect by pressing the Close button Serial Setup can be closed temporarily by x command Dont forget to switch DIP1 back to the OFF position when you finished your work or IP WatchDog will not be able to communicate via Ethernet Configuration of basic network parameters using a terminal program For primary launch the IP WatchDog Lite needs to have configured only several main Ethernet parameters the IP address network mask and gateway which can be found in the IP Setup section e WatchDog s IP address I IP address Entry example 1192 168 1 4 e Network mask M Mask Entry example M255 255 255 0 e Default gateway G Gateway Entry example G192 168 1 250 ip P MPO EN OU Do atus E AA UD AO Ong deed Note Serial Setup allows setting lots of other parameters These though are more easily configurable via Ethernet using the Hercules Setup Utility or via WWW interface Detailed description of configuration parameters of the terminal Setup can be found in chapter Description of configuration parameters February 2006 www HW group com page 10 28 IP WatchDog Lite Dual monitor of Ethernet devices HW group Configuration troubleshooting The MAC address of the device did not appear in the Modules MAC list or the device does not communicate over Ethernet e Check the power adaptor s
5. Lite Dual monitor of Ethernet devices HW group NTP Network Time Protocol port 123 UDP for tracing it s also TCP which also uses 64bit time mark in the number format with fixed base point is much more sophisticated than Time protocol and more accurate as well Its intended for permanent time synchronization of more computers on network The NTP protocol is based on the fact it doesn t try to synchronize the computer times mutually that means it does not average out the times but the time is synchronized in comparison with the UTC time Universal Time Coordinated The synchronized servers are thus placed into hierarchical multi level tree structure Thanks to this the load can be poised and the NTP service can be distributed according to the user s needs In the top layer there are main time devices atomic clock GPS clock set by a time signal etc Each server is in a specific layer stratum while the first layer stratum 1 represents the server that is connected to some external time device stratum O Its descendants e g in second third or fourth layer are assumed to be less accurate The synchronization accuracy lays in tenths of milliseconds The main transfer protocol UDP The NTP protocol description can be found in the RFC 1305 document SNTP The SNTP Simple Network Time Protocol is based on the NTP Network Time Protocol and for communication it uses port 123 as well Main difference makes the client wh
6. startup 131 Che Run 33 Che Run 34 Chz2z Ready 33 First synchronizations of time O1L Ip WatchDog startup 19 2 20 06 19 2 2006 195 2 2006 19 2 2006 19 2 2006 amp TER February 2006 w cC o ro cO FP FL c cO C FE HF cO C D D Al All X n M Chi Automatic reboot Chi Automatic reboot Chi Automatic reboot Chi Automatic reboot Chi Automatic reboot 13 2 2006 13 2 2006 18 2 2006 1 1 1970 12 2 2006 19 38 10 19 38 09 19 38 09 1 00 01 19 36 42 www HW group com Ch2 Run Che Ready First zynchranizations of time Ip WatchDog startup Che Run L Internet page 12 28 IP WatchDog Lite Dual monitor of Ethernet devices HW group Displayed data Refresh page stop Refresh page for Interval of the Main Page refresh see Setup Page Refresh now Immediately refreshes the Main Page Because of used scripts it s not possible to use browser s Refresh F5 Device name name of the monitored device see Channel Admin Page Channel information on closing or opening of the channel Enable Disable Monitoring method actual function assigned to the channel see Channel Admin Page o Incoming Ping IP WatchDog Lite waits for ICMP command PING Request from the defined address or range of addresses defined by IP and mask o Outgoing Ping IP WatchDog Lite sends the ICMP command PING Request to the defined primary IP address and awaits
7. state manual or automatic Duration can be set from interval 1 1800 seconds If this parameter is set to 0 then the Reset state lasts until the next refreshing impulse comes This mode is suitable for activation of the backup device or identification of the error state using other signalization means More information can be found in the Reboot Hold Time paragraph of the chapter Application hints Timeout After Reboot time interval that IP WatchDog Lite waits before causing other Reset after previous one or after first launch of the device if monitored data are not received The Interval can be from range of 0 1800 seconds The 0 value causes device to wait for first incoming data from the monitored device February 2006 www HW group com page 14 28 IP WatchDog Lite Dual monitor of Ethernet devices HW group e Channel enabled disabled enables disables a channel If the channel is deactivated the additional Manual Control button will be available above the Save values button o ManualControl Inititial State indicates a default channel state or relay Pressing the button changes the state to reset state o ManualControl Reboot State indicates channel state or relay in reset level Pressing this button changes the state to idle state Main Page Channel 1 Admin Page Channel Admin Page SetupPage IP Wa tchDog IP WatchDogLite Channel 1 Admin Page Channel 1 Setup Reboot Hold Time t s Di
8. 168 5 60 bajty 32 as 1ms TTL 64 Odpov od 192 168 5 60 bajty 32 as lt lms TTL 64 Statistika ping pro 192 168 5 60 Pakety Odeslan 4 P ijat 4 Ztracen 0 ztr ta 0 P ibli n doba do p ijet odezvy v milisekund ch Minimum Oms Maximum lms Pr m r Oms If you wish to send the PING permanently enter the command with the t parameter ping 192 168 5 60 t Command line can be also launched using the standard windows shortcuts that can be located in the program menu e Windows 98 Start Programs MS DOS Prompt e Windows NT Start Programs Command Prompt e Windows ME Start Programs Accessories MS DOS Prompt e Windows 2000 Start Programs Accessories Command Prompt Problems in using PING under Windows can appear when using Firewall or have Windows XP with SP2 service pack that already contains a simple firewall So if you are unable to use PING to the Watchdog or from it check that the firewall configuration does not block ICMP commands echo reply and echo request if it does unblock them or use other method like WWW page Some servers themselves block the PING commands to prevent overloading and pinging to death so called Ping of Death attack February 2006 www HW group com page 25 28 IP WatchDog Lite Dual monitor of Ethernet devices HW group Test command for Incoming Ping under Linux Unix Using PING command under Unix and Linux OS is as sim
9. HiVscroup roup IP WatchDog Lite Dual monitor of Ethernet devices with automatic reset function IP WatchDoe 6 a C EN 600 218 IP WatchDog Lite Dual monitor of Ethernet devices Shipment contents Complete shipment of IP Watchdog Lite contains following items Default network parameters configuration IP Watchdog Lite in a plastic case Two terminals for connection of external devices Power adaptor European version Manual and datasheet CD containing necessary software IP address 192 168 1 60 Network mask 255 255 255 0 Default gateway 192 168 1 1 IP configuration via DHCP Enabled User name Not set Password Not set February 2006 www HW group com HW group page 2 28 IP WatchDog Lite Dual monitor of Ethernet devices HW group Table of contents Shipment CoDtehlts e ca E pube abe Eo VD reb eet we d adt dea D eet eru ede guber lah eEd V ubere 2 Default network parameters configuration 1 eeeeeeeeeeeeeeie enne enne nnne nhanh nnn nnne 2 ipabie OT CONC IGS ose UE LL ces LE d Ed E 3 Characteristics and basic properties 1 leleeeeeeeeseeeeenee nene nen nnn nen n nnne s hann anna nnns 4 Dasic DIODGL IOS ivesaioitenimsemdanatimque ton ner Uem dose LRL POUR On DUUDLD I OOnUN IN data cides A EUN CUN N UND E DEL 4 COMMEGU OM LOO OLOGY ee E E CE EE DOLO DOE 5 US ACS E ce iR RT TT 5 MaN i iteg Bore TUMGIOINS m omm 5 Technical par
10. IP WatchDog Lite Dual monitor of Ethernet devices HW group IP WatchDog Lite Setup Page IP WatchDog Lite Setup Page contains two groups of configuration parameters Global and Time and Date 43 IP WatchDogl ite Setup Page Microsoft Internet Explorer el P Soubor pravy Zobrazit Obliben M stroje M pov da Qe x a A Hledat JP oblben ORZ LJ d 3 Adresa 4 http J 192 168 5 102 cgi bin setup setup cgi v Ede ose o qe Main Page Channel 1 Admin Page Channel Admin Page SetupPage UploadFirmware IP WatchDog IP WatchDogLite Setup Page IP WatchDog Global IP address 192 158 5 102 Mask JB55 255 255 0 Current Network settings Gateway 192 158 5 1 DHCP Disabled Main Page Refresh time T Set refresh time far the IndexPage 0 refresh disabled E Save values Time and Date Time server IP address 192 43 244 18 e Time server protocol 1f you have problems with time 9 NTP time zone required synchronization check the IP WatchDog s preset gateway and Q Time connection ta the time server through your router Daytime ri uu Time is formated by this example Set the local time zone shift or by comparison with UTC HH MM 55 or HH MM 55 for positive shift HH MM 55 for negative shift Refresh time now Save values Hotova a Internet IP WatchDog time zone February 2006 www HW group com page 16 28 IP WatchDog Lite Dual monitor
11. L pages IP WatchDog Lite Channel 1 Admin Page and IP WatchDog Lite Channel 2 Admin Page allow complete administration of the monitored channels amp Hotovo amp B Internet 43 IP WatchDog Channel Admin Page Microsoft Internet Explorer Sele Soubor pravy zobrazit Obliben Nastroje M pov amp da ae m 1 i i E Th A 25 zpet eJ x i2 f fr Hledat ie Obliben g mT gm j LJ rel y Adresa http 192 168 5 102 cai binfadminfadmin2 cgi v Piet Odkazy amp y Main Page Channel 1 Admin Page Channel Admin Page SetupPage Channel 2 Setup Reboot Hold Time E O Reboot state hold s Channel 0 for special mode 0 1800 Time to activate WatchDog funcion 5 s max 20 characters 0 1800 after target device s reboot 0 waiting for the first Living pulse J Save values Reset by Ping Incoming Ping Outgoing Ping IP range 192 168 0 1 Primary target IP 192 158 5 6 Refresh enabled bv ping xx Po d cao dabo Bees Secondary target IP 182 168 5 6 defined by this filter 255 295 295 295 y arg Timeout for reboot fan Pinging Timeout 1 1800 s 1 1800 Failed pings per timeout 5 for reboot Save values Channel 1 Setup Device name Makes orientation easier when configuring channels and solving the problems with the monitored device It can contain at most 20 characters Reboot Hold Time duration of the Reset state Allows setting time when the channel relay stays in reset
12. Nr Product name Description 600 219 2 pin Terminal Block Spare double terminal board 600 220 Terminal Block Power Connector Reduction from terminal block to power connector 900 221 Terminal Block 2x Power connector Reduction for switching external power supply witch power connector 600 025 DIN Rail box set Including instalation on the box DIN Rail Relay 1x switch contact 10 Unipolar 12V relay with switching contact on the DIN A molding allowing closing the voltage directly up to 250V 10A Unipolar 12V relay with switching contact on the DIN molding allowing closing the voltage directly up to 250V 10A 600 084 600 085 DIN Rail Relay 2x switch contact 10 600 221 Terminal Block 2x Power 600 220 2 pin Terminal Block conn 600 085 Bipolar relay for DIN 600 084 Unipolar relay for DIN molding with LED molding 600 220 Terminal Block Power conn Contact HW group or HW server Rumunska 26 122 Prague 2 120 00 ENS group Tel 420 222 511 918 Fax 420 222 513 833 February 2006 www HW group com page 28 28 IP WatchDog Lite Dual monitor of Ethernet devices HW group http www HWgroup cz February 2006 www HW group com page 29 28
13. actions Methods for monitoring Ethernet devices o Incoming ping o Outgoing ping Two independent relays for resetting or starting monitored devices with two switching contacts One relay contact is always non potentional the second is connected to a power supply Manual attendance startup shutdown restart of the monitored devices Time synchronization from internet intranet using protocols o TIME older but simple and popular protocol UDP port 37 o NTP SNTP most used time synchronization protocols UDP port 123 o DayTime protocol that is not often used but which is implemented in Windows TCP UDP port13 Configuration methods o WWW page device s behaviour configuration including manual relay attendance o UDP Setup configuration of main network parameters o TCP Setup remote configuration of basic parameters in terminal over TCP Access security and relay control o It s possible to define the range of IP addresses which will be allowed to communicate with the device o Access to WWW pages can be restricted to certain user names and passwords o TCP setup can be secured by user name and password Power supply 9 15 V DC Plastic box dimensions 35 x 101 5 x 76 mm Master Reset restoring the default configuration February 2006 www HW group com page 4 28 IP WatchDog Lite Dual monitor of Ethernet devices HW group Connection topology IP WatchDog Lite is intended for control and reset of the Ether
14. ameters sv sehen este ia sce cea cnn haw T 6 Conectors and connection points wicisicsecessawiccesiewidevetensiavstawaacentewaceintevdeaesiawancainnwaeenneuveeaweaaenenneeeee 7 Connection and basic conflig ratllon 5 3 hatectdc intend iete a ee EDS Fue ee 8 WI eee MI CUO D NN TOO D 8 Primary configuration of Ethernet parameters ccccccceecceeccececeeeceeeeeeeeeeeeeeceeeseeeseeeseeeeeeeeeeseess 9 Configuration OUDIESMOOUING ssec disc qeen qu aseo AUS OU eo QI Let an dieu at discat aint et dins onn dias aset deca uade endi 11 De vice configuration via WWW ocete eee eas 12 I VV atenbDogElteJVlalbiE dei eena ran ad eun a ip Ed HR HEURE HE HERES deno 12 IP WatchDog Lite Channel Admin Page ccccccceecceccceeeceeeceeceeeceeeceecaeecaeeseeseueseeesaeesaeesaeegas 14 I Vvatcnbog Lite s Selup Page sucoesoqeeoe ia qe eE ED A EIER E INSERERE ERO SR eR REESE 16 I VvatenbDog Lbie File UDIOSQ usos o ELEISON DOM Ou DEN OA 18 IP WatchDog Lite ConfigPage Log essessssssssssesenennnennnenne nnne nnne nna nnns 18 Description of configuration parameters ecrit ei enu c n ER aC Ru ERR Y Cu RRERER GNERR RD RENE NE EMRRRAEREVCRA 19 Devices derault cODfIgufallOll siuocesas tan dtocutet aUat ots AE SERE UAE HERD DUREE QURE UU NE AE UN SR MISC e a A S MIT AE EUNTEM 19 DEVICE S network paramelelS ieesutent emu Sm n Noda 20 Securing by restricting the range of IP addresses 1 0 0 eee eee cece ceeeceeeceeeeeeeeeeeeeec
15. cates Sets IP WatchDogs IP address e Within local Ethernet You dont need a Gateway but IP addresses of both devices must be in the range Network Mask M Mask 259 235 255 0 allowed by the Mask setting If you Entry example M255 255 255 0 set the Mask to 255 255 255 0 it Configuration of local network IP mask The IP relay will means that IP addresses may differ communicate via Gateway with all IP addresses except only in the last byte of the IP address those defined by Mask and own IP address Outside the local network via Gateway which is located in the range or IP addresses allowed by the mask Default Gateway G Gateway 19275 1 59 3 1 Entry example G192 168 6 1 Gateway address which grants device an access to You can also restrict the range of IP external networks Except for the IP addresses defined addresses that the device will not by configured IP address and Mask communicate with This can be set using in IP Setup For debugging purposes we recommend keeping this parameter at Enabling automatic configuration by DHCP server 0 0 0 0 p DHCP confrgquratrioh OFF Possible options 0 1 0 disabled 1 enabled Entry example B1 DHCP server allows automatic device configuration without need of any user s actions IP address network mask and default gateway parameters can be assigned Because DHCP assigns IP address that is available at the moment it does not have to be always the same
16. chDog Lite tries for the synchronization up to 5 times February 2006 www HW group com page 17 28 IP WatchDog Lite Dual monitor of Ethernet devices IP WatchDog Lite File Upload IP WatchDog File upload is a page for easy firmware update over www interface Consists of two lines and two buttons HW group e Current version displays actual firmware version e Browse allows easy search for the proper HWG firmware file e Upload performs upload of the firmware to P WatchDog Lite Note o When firmware is uploaded the IP WatchDog Lite will be automatically rebooted o Pageis accessible ONLY via IP WatchDog Lite Setup Page 3 IP WatchDogl ite v 1 7 4 File Upload Microsoft Internet Explorer Soubor pravy Zobrazit Obliben M stroje N pov amp da O O x Z fb proa rosse 4 02 2 wm J RM 39 Adresa http 192 168 5 102jcgi binjuplead cgi v Ede oss owe Main Page Channel 1 Admin Page Channel Admin Page SetupPage IP WatchDog IP WatchDogLite File Upload Upload Firmware Current wersion IP WatchDogLite v 1 7 4 Prech zet Upload D Internet IP WatchDog Lite ConfigPage Log ConfigPage Allows creating a backup Channel 2 Admin Page SetupPage ConfigPage Log and later restoring the complete IP WatchDog s configuration Note Not available for Firmware versions 1 9 8 and previous Log Makes the log of events available in XML format February 2006
17. configured device parameters should appear See to it that the Enable TCP Setup field is checked and by pressing Set module step 4 save the parameters Hercules SETUP utility by HW cz ojx UDF Setup Serial TCP client TCP server UDP Test mode About equired parameters odul IP 192 168 1 10 1 Find modules 8 Set module Port Y 23 TEA Key 4 Module IP mask 1 01020304 3 03904080C 255 255 2 05060708 4 ODOEOF10 Gateway Device type not detected FW version 1 2 Acceptab range IP 0 0 0 0 3 Acceptable address range MASK 0 0 0 0 M TCP TEA authorization Enable NYT w Enable TCP setup HUW orou wwy HW group com Hercules SETUP atility Version 2 6 6 Note If you wish to change these basic parameters it s necessary to set at least the IP address port mask and gateway enter the desired parameters into proper fields and press the Set module button step 4 When entering IP address and Gateway manually it is also necessary to disable assigning DHCP by the server clear Enable DHCP field Enter the IP address of the device into your WWW browser and press Enter You will get a Main Page of the www interface Detailed information on configuration methods over www interface can be found in the chapter called Device configuration via WWW IP WatchDogLite Main Page Refresh page stop Channel 1 Ss Device Idle Delay After Device s Reboot ctio
18. connection the Power indicator of the device must be lit e Your Ethernet network must support 10 Mbit devices e Check whether you are using a correct TP cable TP Patch cable for connection to a hub switch router crossed TP cable for direct connection to a PC e Check configuration of DIP switches of the device all should be in OFF position e Ifyou are using firewall make sure it does not block communication with the device February 2006 www HW group com page 11 28 IP WatchDog Lite Dual monitor of Ethernet devices HW group Device configuration via WWW IP WatchDog Lite contains a WWW interface allowing easy and detailed attendance of the device activity The interface consists of four HTML pages which can be called by entering IP address of the device from your web browser IP WatchDogLite Main Page After entering WatchDog Lite s IP address to the web browser you will get a main page showing the basic parameters of WatchDog Lite s channels and statistics for the last 20 operations of each channel In the upper part of the screen you can see links for advanced properties configuration of the IP WatchDog Lite A IP WatchDogl ite Index Microsoft Internet Explorer E mfx Soubor pravy zobrazit Obliben MW stroje MW pov da ae x E f P Hledat 3 T Oblben 4 oed 7 wy z Land rel 3 Adresa a http 192 188 5 102 cgi bin index cgi v Pfejt Odkazy a Main Page Channel 1 Admin Page Channel Adm
19. ed The function is suitable for cases when P WatchDog Lite does not reset directly monitored device or when one of the channels serves for activation of the backup device or other alarm system Note f the value of the Reboot Hold Time 0 the WatchDog Lite enters the Permanent Reboot Hold Time mode where the Reset function and especially Manual Reset behave the different way than in the standard mode that were described above This Reset state can t be ended by itself Especially using Manual Reset with deactivated channel when there is no way to end the Reset state and only possibility is to activate the channel and initialize the refresh impulse Time protocol The Time protocol consists in the server listening on the port 37 and after establishing connection it using the TCP or UDP protocol sends user a 32bit number with a mark in a binary supplement format The number represents the number of seconds since 00 00 00 of the January 1 1900 GMT The number 2 398 291 200 therefore corresponds to 00 00 00 of the January 1 1976 GMT and number 1 297 728 000 corresponds to 00 00 00 of the November 17 1858 GMT If the server does not support this function the connection will be either refused or closed immediately The time synchronization accuracy using this protocol is not very high and lies around 1 second Detailed description of the Time protocol can be found in RFC 868 document February 2006 www HW group com page 23 28 IP WatchDog
20. eeeaeeeaeeseeeseeeseeees 20 Securing access to WWW interface administration cccccccceccceecceeeeeeeeeeeeeeseeeseeeaeeeseeeeesaeees 21 omer Ge VICS D al aCe lS DO EINE 22 Application NINIS assy R REE Aa 23 SSCI eaaa a a E O 23 Erie E S e a E EEE 23 AE a LL LM E E 24 SIDA 24 Using JE vvatenbDog n PZP NEIWOIKS scien oet Eee E De ple opc bt Pre UD ptos uou ErERI COUTE BbUld 24 Master ROSO oue idipu ienidedp a der dibcicde de durs ted o Re dor tipal de S dor bid URCOH Le uRx dade dun vics URL VERD p cd Rc dadpnt 24 Testing and operation hints for Windows and Linux e eere eee eee nennen 25 Tesung the Tul cuonmofr INCOMING T IO ossa d odo adc atico dud ana ador auica auti auta aU asse E 25 Mechatriical GIMENSIONS vis eicastvetisesieerioe ia vvouv ea dE aaa aei 27 DEVICE VEISIONINS em 28 OS ede E 28 February 2006 www HW group com page 3 28 IP WatchDog Lite Dual monitor of Ethernet devices HW group Characteristics and basic properties IP WatchDog Lite s a device intended for monitoring Ethernet and serial RS232 RS4895 devices provided by tracking the serial communication ICMP PING function By the means of this function it can RESET up to two monitored devices such as servers routers access points and other Basic properties Ethernet RJ45 TOBASE T IEEE 802 3 Automatic reset or start of 2 devices in terms of monitored
21. er on Will cause Master yenow Reset which restores all factory DIP switch description RS 232 SETUP mode DIP1 SET configuration All user s settings including IP and passwords will be lost CH1 CH2 Channel in RESET mode yellow February 2006 www HW group com page 7 28 IP WatchDog Lite Dual monitor of Ethernet devices HW group Connection and basic configuration In this chapter you will learn connecting the IP WatchDog Lite easily to your PC or company network setting it up the way it would satisfy your needs and putting it into service Device connection The following procedure is recommended for quick setup of the device Detailed description of all parameters and commands can be found in the chapter called Parameters description Cable connection e Set switches from DIP1 to DIP2 into OFF position e Connect IP WatchDog to the Ethernet 10 Mbit or 10 100 Mbit network For direct connection to the PC use a crossed TP cable and for connection to hub switch router use classic TP patch cable e Connect the supplied power adaptor to supply network and plug the connector of the power adaptor into the power connector of the IP relay The Power LED indicator should light up e Ifthe Ethernet connection is OK the LINK indicator should light up and then blink according to the data transfer to the Ethernet Activity signalization e If there is a server in t
22. he DHCP network the IP WatchDog requests the address from it and it will be available immediately on this assigned IP address In other case it will be after 60 seconds available on the default IP 192 168 1 60 e POUER SUPLY INTERNET INTRANET ELECTRONIC CIRCUITS IP WatchDog Lite connection topology February 2006 www HW group com page 8 28 IP WatchDog Lite Dual monitor of Ethernet devices HW group Primary configuration of Ethernet parameters The primary configuration of the P WatchDog Lite s Ethernet parameters IP address network mask and gateway can be achieved by the following means e UDP Setup P WatchDog Lite must be located on a local Ethernet network segment e CP Setup only if you know the IP address of the device TCP setup allows setting the same parameters as Serial Setup A bit complicated attendance allows changing the parameters remotely via Ethernet Internet if the device is located on other network segment UDP Setup Searching the device using UDP setup Launch the program by HerculesSetup exe which can be found in the root directory of the supplied CD The latest version of the program can be also downloaded for free from our web pages www HWgroup cz In the UDP Setup tab press the Find modules button step 1 The device s MAC address should appear in the left column Click on the MAC address step 2 In the field Required parameters the
23. here 1 minute 2 hour 3 day of a month 4 month o day of a week 0 Sunday 1 Monday 6 Saturday 6 user s account 7 path to the program or command that should be executed This tab can be edited easily using a command crontab e that opens the specific document The created entry can look like this x7 di root ping 192 168 5 60 This command will execute the ping every minute February 2006 www HW group com page 26 28 IP WatchDog Lite Dual monitor of Ethernet devices HW group Mechanical dimensions CHRNNEL LEDs POVER SUPLY 2 1mm OR TERMINRL BLOCK SERVICE ONLY ETHERNET TERMINAL BLOCK 0 5mm 2 5mm DIP SUITCH Description of the variations that can be ordered can be found at the end of this manual February 2006 www HW group com page 27 28 IP WatchDog Lite Dual monitor of Ethernet devices HW group Device versions IP WatchDog Lite can be supplied in several versions differing in accessories Ordering Nr Product name Device version Complete package of IP Watchdog Lite with power source He NEC nDog rie 2x dual terminal board and CD with software and manual IP WatchDog Lite for AP Router IP WatchDog Lite with reduction of Terminal board for switching power supply by power connector 600 221 IP WatchDog Lite for Power switch IP WatchDog Lite with two bipolar relay for DIN molding with LED signalization Optional accessories and related products Ordering
24. ich only supports SNTP cannot serve as a server for other clients allows time synchronization by one server only and has lower synchronization accuracy The synchronization accuracy of this protocol lays from units to tenths of milliseconds which is sufficient for common usage Detailed description of the SNTP protocol can be found in the RFC 2030 document Using IP WatchDog in P2P networks In case you use the IP WatchDog in the environment of the Peer to Peer networks such as DC Kazz Bittorent etc there might occur flooding of the IP WatchDog s network interface caused by a large amount of residual packets which can cause the false restarts of the monitored devices Then it is recommended to lower the R parameter in TCP Setup to circa 60 according to the monitoring period The value gives the number of minutes between individual restart of the IP WatchDog Monitored devices WILL NOT be restarted Master Reset In case the TCP Setup or WWW becomes blocked by either wrong configuration or erroneous Firmware upload the Master Reset can be executed This will restore the default factory configuration Warning Executing Master Reset will cause that all the user s settings including IP and passwords will be lost Procedure of the Master Reset e Disconnect the power from the IP WatchDog Lite e Turn the power on e During first 5 seconds since power on change the DIP1 position to the second position and then back again e Wait fo
25. in Page SetupPage IP WatchDog IP WatchDogLite Main Page Channel 1 Channel 2 devicel device Enabled Enabled Monitoring method Outgoing Ping Monitoring method Outgoing Ping Monitoring period 1s Monitoring period 55 Reboot Hald Time 5s Reboot Hold Time Es Device Idle Delay Device Idle Delay After Dewice s Reboot After Device s Reboot action waiting action waiting defined time defined time Chi ManualReboot Ch2 ManualReboot Last 70 Actions Last 70 Actions Date Action Date Action 193 2 2006 Chi Run 19 2 2006 9 19 2 2006 First zunchranizatians of time 19 2 2006 4 1 1 1970 Chi Ready 13 2 2006 9 1 1 1970 IP WatchDog startup 1 1 1970 1 13 2 2006 Chi Shutdawn 13 2 2006 9 19 2 2006 Chi Run i9 2 2006 9 2T Che Run 19 2 2006 Chi Run 19 2 2006 8 19 20 Chz Run 19 2 2006 First synchronizatians of time 19 2 2006 8 19 19 Chz Ready 8 1 a a 8 8 i Device name Dewice name Channel Channel Channel state Channel state Manual Reboot Manual Reboot 18 Che Run i17 chz Ready i16 9 First synchronizatians of time n2 om IPM abchDog startup 36 Chz Shutdown 1 1 1970 Chi Ready 13 2 2006 1 1 1970 IP WatchDog startup 1 1 1970 193 2 2006 Chi Run 19 2 2006 19 2 2006 Chi Run 19 2 2006 12 2 2006 First zunchraonizatians of time 12 2 2006 1 1 1970 Chi Ready 19 2 2006 1 1 1970 IP WatchDog startup 1 1 197 0 18 First synchronizations of time O1L nh IP WaktchDeg
26. n action ing defined time Ch2 ManualReboot Last 20 Actions Acton February 2006 www HW group com page 9 28 IP WatchDog Lite Dual monitor of Ethernet devices HW group Connection to IP WatchDog using terminal and TCP Setup Go to the TCP Client tab Enter the preset IP address to the Module IP field step 1 Into the Port field enter 99 step 2 no matter which port you have set for communication with the device Port 99 is reserved for TCP setup Press the Connect button step 3 The prompt WEB51 gt will appear in Received Sent data window Click into this field and press Enter The window will be filled with actual parameter configuration Specific parameters can be set by choosing the letter of the corresponding option and proper value example 1192 168 6 8 for configuration of device s IP address Hercules SETUP utility by HW cz authorization TEA key 1 01020304 3 O3040B0C 2 05060708 4 OD0EOF10 ActualTime 18 18 05 ActualDate 17 1 2005 Time is synchronized with NTP Server 192 43 244 18 192 168 5 20 255 255 255 0 192 168 5 1 i132 168 5 20 9132 158 5 1 Note Complete list of parameters and commands with detailed descriptions can be found in chapter Description of configuration parameters Help for the commands is available through sending command in format command and pressing Enter Example
27. net devices It s equipped with the functions such as sending and receiving ICMP command PING on the defined IP address es When monitoring by sending this command it is possible to enter up to two target IP addresses primary and secondary so it could be possible to eliminate the inactivity of the whole device in case one IP address is unavailable Usage examples Servers Server routers ADSL and cable modems WIFI AP Security and access systems Accumulators IP WatchDog Lite WiFi AP la S Router Switch E Channel2 Power Ethernet Channel 1 Power Main WatchDog functions e Monitoring Ethernet devices using incoming ICMP command PING IP WatchDog Lite awaits incoming ping from the monitored device in preset intervals e Monitoring Ethernet devices using outgoing ICMP command PING IP WatchDog Lite sends in regular intervals a ping command to the defined IP address and awaits a reply It s also possible to set a secondary IP used in case the primary address is engaged e Reset of monitored devices or Starting backup systems in case of a dropout e Manual attendance of both channels February 2006 www HW group com page 5 28 IP WatchDog Lite Dual monitor of Ethernet devices HW group Technical parameters Ethernet port RJ45 10BASE T 100BASE Tx Compatibility Ethernet version 2 0 IEEE 802 3 Supported protocols IP ARP TCP IP NVT RFC2217 UDP IP TIME NTP SNTP DAYTIME
28. of Ethernet devices HW group IP WatchDog Global e Current Network settings Actual device s network parameter configuration If the DHCP server is allowed to assign them DHCP enabled the gained values are then damped o IP address actual device s IP address Mask actual network mask Gateway actual Gateway DHCP enabled disabled information whether assigning of the network parameters by DHCP server is enabled e Main Page Refresh time Main Page refresh rate O 0O Time and Date e Time shows actual time in HH MM SS format that can be set in P WatchDog Lite e Date shows actual date in DD MM YYYY format that can be set in P WatchDog Lite e Time server IP address server IP address which IP WatchDog Lite will be synchronized with e Time server protocol protocol for time synchronization If the server is not located within internal network proper router or firewall communication ports must be also enabled for this server o NTP most common time synchronization protocols UDP port 123 Requires filling of the following P WatchDog fields time zone and Time server time zone o Time older but easy protocol UDP port 37 o DayTime not very common protocol that is implemented in Windows TCP UDP port13 e P WatchDog time zone time zone according to GMT in the HH MM SS format where IP WatchDog is located e Refresh Time now button for immediate time synchronization IP Wat
29. orks etc Monitored devices WILL NOT be restarted Securing access to WWW interface administration User name SN Administrator username not set Entry example 5Nname User name that will be required on access to the Channel Admin Page and SetupPage or when accessing serial TCP setup if DIP3 is closed Password SP Administrator password nok Set Entry example Ppassword Password that is required when accessing the Channel Admin Page and SetupPage or accessing the serial TCP setup if DIP3 is closed Note Securing by user name and password can be deactivated by inputting empty user name and password February 2006 www HW group com page 21 28 IP WatchDog Lite Dual monitor of Ethernet devices HW group Other device parameters Loading the default configuration D Load Settings from EEPROM Possible options 0 1 0 Load from EEPROM 1 Saving actual configuration into EEPROM Entry example DO Allows saving WatchDog s parameters for later reload in case of necessary return to former configuration Device Restart R Reboot Entry example R Software restart of the IP relay Necessary e g for changing the IP address etc Leaving the Setup mode XS ESTE Entry example x Allows to exit the Setup temporarily and to run the IP WatchDog Lite in the operational mode even at closed DIP1 If the DIP1 is closed at next WatchDog Lite s startup as well the device will already enter the Setup mode
30. parate box L profiles or mounting to DIN molding February 2006 www HW group com page 6 28 IP WatchDog Lite Dual monitor of Ethernet devices HW group Conectors and connection points POUER SUPLY 2 1mm ETHERNET TERMINAL BLOCK aS SERVICE ONLY TERMINRL BLOCK ta ont n WatchDog Lite DIP SUITCH Terminal block pins Function description In the idle state this pin contains power supply of the IP Watchdog axis of the power connector Power OFF nus this pin contains power supply of the IP Watchdog axis of the power Normally Close In Idle state this pin is connected with appropriate COM pin Normally Open In Reset state this pin is connected with appropriate COM pin Common pin in case of switching contacts blue fields connected to relay armature COM Common in power connectors red fields the second part of the power supply casing of the power connector Other connectors Coaxial connector for power supply of IP OFF Operation mode WatchDog Lite or some monitored devices Master reset see page25 Power supply using a feeder of the monitored DIP2 ON TCP Setup mode security device can be realized if it complies with the SAFE OFF Without security maximum voltage for the IP Watchdog Lite ON Setup mode and WWW security e OFF Without securit LED description y green Switching the DIP1 during the first 5 eo Ethernet interface activity seconds since pow
31. ple as in the case of Windows maybe even easier because you don t have to run the command line Just enter the following into the console ping 192 168 5 60 Operational command of the function Incoming Ping under Windows Windows provide a free service for Windows Server 2000 2003 and Windows 2000 XP that can be downloaded from http www hw group com download IPWDT Setup 1 0 zip allowing sending ping to the defined address in regular intervals The form of services is applied to allow running it automatically even on server systems without a need of logging in After Unpacking and installation it is necessary to modify a configuration file IPWDT ini that can be located at C Program Files HW groupMPWD Tools It contains following PING LPSIS2 101698 L1 9 3 IP WatchDog Tools E F1 INTERVAL 10 mum DEBUG 2 Interval is measured in seconds Debug parameter defines The service is running whether the communication will be logged in the directory C Program Files HW groupMPWD Tools max file size is 5MB Start Stop An icon for IP WatchDog Tools Control created in Control panel allows activation and deactivation of the services Operational command for Incoming Ping under Linux Unix In Unix systems it is used so called demon cron that executes commands according to the crontab that is a simple text document that contains data in a tab in following format 1 2 3 4 5 6 7 1 user s account command W
32. r circa 30 seconds The IP WatchDog Lite default configuration will be restored February 2006 www HW group com page 24 28 IP WatchDog Lite Dual monitor of Ethernet devices HW group Testing and operation hints for Windows and Linux Testing the function of Incoming Ping Testing command of the Incoming Ping function for Windows Application of the ICMP PING function in ETEZCTS UIS SEU Windows is very simple but can be even Kaea T little tricky Main ping testing can be C Documents and Settings Wit Olmr gt ping 192 168 5 66 P kaz PING na 192 168 5 680 s d lkou 32 bajt managed via Windows command line START menu gt Run gt enter cmd and SRMEBSEIERURR USENET s Odpove ed od 192 168 5 66 bajty 32 Eas lt ims TTL 64 press OK Command line application will MENNNEENNENEDIDEN appear in older Windows versions it is MS SAT ES ME DOS window In that just enter the C Documents and Settings Wit Olmr gt command in following format Odpov d od 192 168 5 6 hajty 32 as ims TTL 64 ping ip adresa watchdogu nap klad ping 192 168 5 60 You will get similar screen like this Microsoft Windows XP Verze 5 1 2600 C Copyright 1985 2001 Microsoft Corp C Documents and Settings V t Olmr gt ping 192 168 5 60 P kaz PING na 192 168 5 60 s d lkou 32 bajt Odpov od 192 168 5 60 bajty 32 Cas lms TTL 64 Odpov od 192 168 5 60 bajty 32 as lt lms TTL 64 Odpov od 192
33. response If not received the same command is sent to the secondary IP Monitoring period maximal interval between resetting impulses see Channel Admin Page Reboot Hold Time the length of a reboot impulse see Channel Admin Page Channel state information on actual channel o Channel Inactive channel is deactivated Allows manual relay attendance using Channel Admin Page Device Checking Channel waits for refreshing impulse Device Idle Channel was reset Awaiting first refreshing impulse Power Cycle Reboot Performing channel reset Manual WWW reboot Channel was reset manually Manual Reboot Resetting button Last 20 Actions last 20 stored actions IP WatchDog startup starting IP WatchDog First synchronizations of time synchronization by NTP Time DayTime server Ready after Watchdog s turning on reset the channel is ready Shutdown channel shutdown Run channel start Automatic reboot automatic Reset Manual reboot from website manual reset from WWW page Reset by response to outg ping received the response for outgoing PING Reset by response to inc ping received an incoming PING gt gt gt gt Event 5 The period preventive reset of the device has been executed O Q xX O UO XO 0 0 0 On O February 2006 www HW group com page 13 28 IP WatchDog Lite Dual monitor of Ethernet devices HW group IP WatchDog Lite Channel Admin Page HTM
34. sabled Reboot state hold Channel Enabled 0 for special mode 0 1800 Time to activate WatchDog function max 20 characters Valde ee ative Luisa pile patinda the fuse Liking pulse ManualControl Intitial State Save values Reset by Ping Incoming Ping e IP range range of IP addresses given by IP address and network mask which PING will be accepted from e Timeout for reboot interval that P WatchDog Lite waits for incoming PING from the monitored device before causing Reset This interval can be from the range of 0 1800 seconds where 0 means disabling the function Reset by Ping Outgoing Ping e Primary target IP IP address of the target device e Secondary target IP secondary IP address of the target device In case of monitoring a single device IP both primary and secondary address will be the same e Pinging Timeout interval between individual sent pings from the range of 0 1800 seconds 0 value function disabled e Failed pings per timeout for reboot Number of allowed sent PINGs without response from the P WatchDog Lite during a Pinging Timeout interval Note Interval between the individual pings attempts Pinging Timeout Failed pings per timeout for reboot gt Which implies e Minimal interval between possible resets Pinging Timeout e Maximal number of the invalid pings allowed Failed pings per timeout for reboot February 2006 www HW group com page 15 28
35. www HW group com page 18 28 IP WatchDog Lite Dual monitor of Ethernet devices HW group Description of configuration parameters In the following chapter you will find a detailed description of all configuration parameters used for device settings which can be realized by serial or TCP terminal Information on connection to TCP Setup can be found in the chapter Quick Setup Device s default configuration Bellow you can find the list of standard configuration of any supplied P WatchDog Lite The default configuration can be set anytime by choosing option DO or D1 from Setup Description of device configuration and command entering can be found in chapter Quick Setup eeo tine ee SC Cibelli aimee or T7720 o Time is synchronized with NTP Server 192 43 244 18 IP address o dto ons Mask PUO ZR ON Gateway IS IU doy DC PECON ORDRES ETE OFF Toc eDPeqocessBEe tem ie ele Chae cis Dec dS CT Remote setup UDE ese Ee elogio DU Periodic Reboot 1440 WebPage Security Setup Authorization username not set Aut hr oz qeu DIN S STD E To ete Sets ome EE Reboot ione XML log EBOG February 2006 www HW group com page 19 28 IP WatchDog Lite Dual monitor of Ethernet devices HW group Device s network parameters zm IB Setup 5 SS SS MASK IP address and Gateway IP address of IP WatchDog Lite description I IP address 197 2359 21 vU Entry example 1192 168 6 4 Ethernet device communi
Download Pdf Manuals
Related Search