Configuring Configuring iTALC Management Software for use with
Contents
1. Leting he mause hover overs ier ese escape ard ele alons soo at us and canigu s deeem www ncomputing com rcomputing Right click inside the Classroom Manager pane as show below and create your classroom averse Teen Right click inside the Classroom Manager pene and then Let click on Add classroam to bring up the name classroom window This allows you to Setup and configure classroom ete he nant ciem O son warmes m After you have created a classroom the classroom name shows up in the Classroom Manager pane Once again right click inside the Classroom Manager pane and now select left click Add computer Righicclck rede he Manager pane then Lafeclckeon Add computero bring uo the lent setting wrido This 1 where Fou vil erter Ine hostnerres end eoramuticsion port for tne student stations in the classroom e is tne pe ati then topo Sete daca Semon www ncomputing com by nconputng ie 2008 f computing For every station in the classroom enter the hostname or IP address of the host system that is running the NComputing TS software and combine that name or address with the TCP IP port number that ITALC will use to address each individual user session Use the following format COMPUTERNAME PORT or IPaddress PORT See scr2. Appendix iTALC multi user configuration files lea nk shortcut used by batch soripts in launching the ITALO client on each session Ee Tapis Ta ct ue num m ds KEKE rj italc config X bat used to launch iTALC client at user login with TCP IP ports based on X series session echo off IF tsESSIONNAMEV console GOTO CONSOLE ASESSIONNAMES hydraparkiO GOTO STATION2 SSESSIONNAMEN hydrapark l GOTO STATION3 ASESSIONNAMEN hydraparkf2 GOTO STATIONA SSESSIONNAMEN hydrapark 3 GOTO STATIONS SSESSIONNAMEN hydrapark 4 GOTO STATION6 SSESSIONNAMEN hydrapark S GOTO STATIONT CONSOLE zxrr STATION2 c Program Files iTALC ica Ink ivsport 5901 isdport 5801 amp EXIT STATIONS c Program Files iTALC ica Ink ivsport 5902 isdport 5802 amp EXIT STATIONS c Program FilesMITALCVica lnk ivsport 5903 isdport 5803 amp EXIT STATIONS Files iTALC ica 1nk ivsport 5904 isdport 5804 amp STATIONS c Program Files iTALC ica 1nk ivsport 5905 isdport 5805 amp EXIT STATIONT c program Files iTALC ica Ink ivsport 5906 isdport 5806 amp italc config L bat used to launch iTALC client at user login with TCP IP ports based on L series device echo off TiSystenbrivetVProgram Files iTALC ica 1nk iveport S9wherefrom isdport S8twherefromi amp EXIT italc device bat launched by L series device to set session variable
3. Contig 1 X serles Host PC and ITALC Master PC are Different but on same network In this configuration you install both the TALC Master and Client components on the master and only install the ITAL Client components on the X series Host systems numbered 1 2 3 and 4 in the diagram below sarias based claserocrn with upto 7 stident stations ner PC and in tis case the iTALC raster is runing on its own PO eaves host ster ba www ncomputing com by in 2008 rcomputing Rei iia Poa aaa Hin mcs liane cic a Dele a systems and only the iTALC Client components get installed on the other three X series hosts 2 3 and 4 below a A tl Ear aies Contig 3 L series with all user sessions and the ITALC Master running on a single host system In this configuration you install both the TALC Master and Client components onto the classrooms host system www ncomputin by nconputng nt ane g computing Config 4 L series with multiple L series hosts All user sessions are controlled by one iTALC Master running on one of the L series hosts In this configuration you install both the iTALC Master and Client components onto one classroom host system and only the Client components are installed on the other L serles host s Multiple ITALC Masters can be in classroom or on a sin
4. NComputing Console on the host PC and use Edit Connection Profile to configure the server profile that will be used to connect that L series device to the classroom s NComputing host PC Change the radio button from Desktop to Start following program and fill in the Program and Folder fields to run the batch file talc deviceL bar and pass the script a two digit variable that will be used to set the TALC communications port to match the naming convention you ve chosen for that classroom s L series device See example screen shots below Program talc device bat 02 Folde rogram Files TALC www ncomputing com By Copa ie 2008 Computing Coen ETL UserName u02 Doman Pas EEreie Sat Plata Set o leds poa Progam Vac deveebar DE Fide s en esas UTMATUTSA Viso Mode Satins Deskop Sas ck db ucnevenc s Edit Connection Profile screen from the NComputing Console on host PC www ncomputing com A NI rcomputing Tips on editing the Windows Registry Editing the Windows registry can most easily be accomplished through the REGEDIT program built into Windows and it can be accessed by going to startirun and typing regedit Due to the nature of the registry any changes you make do not have to be saved All registry changes applied upon restarting the system This also means there
5. identifying that device amp then starts Desktop Becho off set wherefrom 1 start explorer exe exit www ncomputing com m E ny rcomputing 2008 by NComputing Ine Al rights reserved August 2008 NComputng is registered Trademark of NComputing Ine USA No part ol his document may be used or reproduced in any manner whatsoever witout permission of NComputing Plosoa vit uw compar com fr adden ormaren Disclamer Information contained In ns document may have been obtained tom intemal testing or fom a ird party Thie information is for Informational purposes oniy Information be changed or updated without notice NComputing reservas the fh o make improvements and anges in te products programs andlar specincatans deserted herein anytme wihout note We ainowtadgo al Merosot and Windows are registered trademarks of Microecit Corporation Al trademarks are the propery cf thelr especie owners www ncomputing com m 16
6. is no cance button for undoing accidental changes make sure you keep careful note of any values you edit Registry values are stored in keys which appear as folders in the REGEDIT window When you highlight a key in the left pane the values stored in it appear in the right pane To edit a value right click it and select modify add a new value Navigate to the key in which you wish to add the value right click it and select new Then select the type of value you wish to create In our case the type will be a string value Once you have created the value name it and then right click on it to modify its properties as shown below Note that the naming convention for the registry has no spaces www ncomputing com m s d 8 Arcomputing REBOOT OR RELOG IN ALL ACCESS DEVICE CLIENTS BEFORE CONFIGURING THE MASTER Now configure the ITALC Master system or station The first time you launch iTALC on the master system you ll get a No configuration file found message e ration file found EK open ie osc ard Conbekon em Rui have to a at kast ne agen and computers usha the desc Mansoer whch aul ind made ere progam the debs ono bt sde After you click OK the iTALC master user interface will open to Overview Click on the Classroom Manager button and the Classroom Manager pane will open
7. the Create a new key pair radio button see below and clicking Next on this screen and Finish on the screen that follows it You actually specify the disk locations for storing the key pair on the click Finish page So for the master installation do not try to fil in this location of exported public key directory field i s only used for the client system installs create a ne koy p do that er master computer The Next bution is always enabled when the radio button fo Create new key pair is selected on this screen Even when location of exported public key directory does not exist You will define and create directories for ALL keys via the screen that appears AFTER clicking Noxt O Inport pubic key of master computer Choose location of exported pubic ey 2 cues O Keep alleys only when updating existing netallation www ncomputing com by Copa ie 2008 computing The screen shot below shows the screen that is used to define the directories for storing the created key pair Drectory to store pubic key C 1Progran FieATALCeystpublc teecher Directory lo store private key in program Fies TALCIkeyslprvatalteacherh You can choose directory In which to expor the pubic key aLSB drve anstwork shale fees Export private key too The following screen shot shows the import public key of master computer radio button a
8. computing Configuring iTALC Management Software for use with NComputing Systems Overview ITALC is an open source software application that supports both Windows and Linux based classrooms and user groups ITALC stands for Inteligent Teaching And Learning with Computers and it can enhance virtually any school s organization s overall computer based learning environment ITALC facilitates teacher student interaction and allows teachers to easily monitor all student computing activities If one student needs assistance the teacher can remotely access that student s desktop and immediately address the problem area A teacher can broadcast his her screen to all students and can also select an individual student s screen and broadcast it to all other students in the class ITALC also allows the teacher to lock student screens to help maintain student attention during instructional periods Basic instructions for installing TALC for classrooms comprised of just regular PCs can be found in the TALC wiki at http itale sourceforge net wikilindex php ttle installation This document describes additional TALC installation and configuration details that are specific to an NComputing multi user environment The current ITALC user manual can be found at htto tale sourceforge net tale manual 20070129 paf Screen shots showing the master ITALO station in actual NComputing X series and L series environments are at the end of this document
9. een shot examples below X serles stations using IP address with port numbers asserts 7 Vie Sum ea Sei 1e 18a 110530 T Za Semi Mese menasi p Client settings L series stations using X com S m System HostName with port numbers potra peces ami zm cmm In the field either leave blank or fill in whatever client name you wish This name is only used by iTALC for its internal management of the session connection information and the only restriction is that no two TS host systems can be named the same If you leave the name blank iTALC will generate its own name using the hostname port or IPaddress port www ncomputing com m Computing Example Master console screen showing 30 L serles stations running on a single host computing Example Master console screen showing 7 X series stations with Master console on a single host Boni e e generen grosses Bah Yea Example Master console screen from a 7 station X serles system showing one locked station B d computing Example Master console screen from 7 station X series system showing all stations locked G 00 Arcomputing
10. gle subnet but they must each manage their own set of iTALC Client sessions Lcsertes based classroom using multiple Lceties hoste TALC master on one series host controis student sessions on both hosts win passoni Miscellaneous Installation and Configuration Tips to install ITALC version 1 0 5 or above The version downloadable from sourceforge net at the time this was writen is 1 0 9 and the NComputing multi user environment can be used with TALC clients that are version 1 0 5 and higher Plan to identify each NComputing access device attached to an individual host by a unique TALC client name Duplicate names on a single network are fine these client names only need to be unique for each Individual host Station 1 Station 2 Station 3 and so on If you inadvertently duplicate a client name on a single host ITALC will attempt to communicate via TCP IP port numbers already in use and will work only intermittently or not at all If you leave the name blank ITALC will generate its own name using the hostname port or IPaddress port Ifthe ITALC master session will be on the same system as the NComputing TS sessions make sure the TALC software can see itself in the classroom overview mode Some ITALC functions such as Remote Logon do not apply to shared computing environments and will not respond from the iTALC console However Remote Lo
11. goff of sessions is supported Ifthe iTALC Master software is installed on the host PC either remove the ITALC shortcut from the start menu and place it only on the Administrator s desktop or set the system security policies to ensure that users cannot see the ITALC master console application in their All Programs www ncomputing com by ne 2008 i Computing Installing ITALC on Windows the PC you ve picked to be the master and unzip the package Open the folder containing Store the downloaded ITALC installation package for example ital 1 0 9 bin win32 zip on setup exe the unzipped files and launch setup exe to start installing TALC Follow the guided steps in the TALC setup installation wizard accept the license agreement to install and click yes when asked if you want to create directory that does not yet exist When asked to Select components to install select and install BOTH the Client and Master applications on the Master system and install ONLY the Client application on the host PC s to which the NComputing access devices will connect Components imate client rca Master Application IMA Crine Update Service LUPUS TIALC docunenterin Creating Security Ke Some people get confused over the creation of the security keys but it s actually quite simple You ONLY create keys on the master computer and you do it by selecting
12. s host PCs To do this Create a new Windows registry entry under HKEY Local Machine Software MicrosoftWindows Current Version Run and define that registry entry s value to point to the hard drive location of the italc config file in our example C Program Files ITALC itale_contig_X bat For L serles Due to the first come first served nature of how L series user sessions are created and assigned NComputing session IDs are normally attached to different access devices each time a user logs out and another user logs in Although assigning TALC communication ports with just the type of scripting used with the X series can be user with the L series it will often cause an access device to show up in different positions in the Classroom Manager s navigation screen depending on the order in which students in a classroom log in to the host PC However by using an additional script controlled from the L device itself we can assign TALC communication ports based on an ID associated directly with the access device The steps below describe one method you can use to do this Device to Port mapping Create a new Windows registry entry under Local Machine Software Microsoft Windows Current Version Run and for the L series define that registry entry s value to point to the hard drive location of the config L bat file in our example CAProgram FllesTALCUtalc config L bal Either go to the L serles device itself or use the
13. s selected this is the button that you need to select EVERY time you are installing the ITALC client service on an NComputing access device host system The Next button is enabled directory existe AND s a valid public O a row loy pai do that on master computor Import public hey of master computer oe 721 troop allkeys en when updating existing inetallationt www ncomputing com By Comput in 2008 E 1 Computing Multi User Configuration Now configure the Clients TALC clients are individual NComputing sessions on the host systems Files talc config X bat talc config L bat and itale_device bat are scripts that need to be executed on the hast PC session as each user or station logs in These scripts are specifically written to enable ITALC to work properly within NComputing multi user deployments Copy the itale_contig_X bat talc config bat and italc device bat files to your C Program Files ITALC folder Also copy the included shortcut named Ica to the C Program Files TALC folder For X serles Access devices are directly connected to ports on the PCI card s installed in the host PC and the NComputing internal session IDs will always be assigned to the same physical access device We recommend you use the following procedure to assign iTALC TCP IP communications port numbers in the access devices on your X serie
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