ThinAnywhere Installation and Users Guide
Contents
1. 27 e e e e e SCS e e Network Security e A a a no eee 29 S ado 30 Virtual Private Network VPN iii ie 30 Chapter 8 Using ThinAnywhere e e ee e e ee e e ee e ee e ee e e e ee Configuring users for ThinAnywhere 32 Connecting using the ThinAnywhere client application 33 Loseime On Toa Serena 34 Remote LP eeuenuiamenan ena 35 Color D pt and Vista Clas an 36 Using the Advanced Baton 37 RDP Remote Desktop Protocol Login 39 Protocol setini s LOMO sabs 40 Status Dunne The Login Process iia ia 40 Connecting To Disconnected Sessions 41 Chapter9 Running 3D OpenGL Applications ey ey SOL Ware Render as 43 Hardware IX CMCC IEG acta diodos 43 Standard GL Mode Hardware Rendering 48 ThinAnywhere Fast Render Extension 48 Chapter 10 Load Balancing se VCE VION dl eon hee 47 Receiving Current Load Information 48 Calculatino Current LOS ia 48 IMPISM NAUONMS ne ren ne nd Done 48 s Parame Setup a io 49 LDAP usage with load balancing ccccnnoooonnnnnncccnonnnnnanonnnnnonocononanano nooo 51 e UG yA ROLE O a 51 LDAP Me Modistas aia 51 ADVICE ria 52 Collaboration Online 53 AMM IOE VIEW ca aaa 53 ThinAnywhere Load Balancing Extension Quick Start Guide 54 Installation Buda den one tonne2. 0 100 100 4588 160 1 24 27500 4 3 0 1 1 751696 620 223228 223203 Server Address Color Coding server addresses appearing in GREEN are ACTIVE Server addresses appearing in RED are INACTIVE a a SOONE Copyright 2004 Mercury International Technology Ine 5 3 o eee All Rights Reserved ThinArwwhere is a trademark of Mercury International Technology Inc ThinAnywhere Load Balancing Extension Quick Start Guide Installation Bundle The installation bundle is a tar archive consisting of the following lopt IIPServer tawlb tawlbextc client module to be run on each ThinAnywhere server opt IIPServer tawlb tawlbexts server module that receives load information from each client module opt IIPServer tawlb tawlbgetsys module to retrieve information from loadbalancing server This is designed to be called within a PHP web page or from a CGI script Examples are included opt IIPServer tawlb examples directory containing example web pages and files This may be symbolically linked to var www html taw for testing The file is named tawlbextVER tgz where VER is the version number It will install everything in the opt I PServer tawlb directory if unpacked with the P option see below This will not overwrite any files from the standard ThinAnywhere bundle that is on your server To unpack Save file to each ThinAnywhere server Log on as root or become a super use
3. 2 Depending on the type of application start script add the following line to the start script a If in a C shell source opt TIPServer mit setuptawgl2 cshrc b If BASH source opt IIPServer mit setuptawel2 bashre NOTE If you do not run step 2 ThinAnywhere will not properly implement the Fast Render option 3 Start the application The log file should show ThinAnywhere R 3D 32 bit or ThinAnywhere R 3D 64 bit depending on the type of application 4 For testing purposes the appropriate setuptawgl2 file could be sourced from an X term in the ThinAnywhere session before starting the application from that X term The user could then test several applications to verify their compatibility with Fast Render 44 o Updating the ThinAnywhere Fast Render package When new versions of Fast Render become available you may install the update using the following method 1 Log in as root or become a super user 2 Save new tgz file to the local machine 3 Back up previous version 1f desired save opt IIPServer lib opt IHPServer lib64 and opt TIPServer mit folders 4 Unpack tar C zxvPf taw_fastrender_ version tgz 5 Run checksum md5sum c taw_fastrender_ version md5 6 Install sh opt IIPServer mit installtawgl_ version sh 45 CHAPTER 10 Load Balancing 46 Overview ThinAnywhere load balancing A conceptual view ee N A Z NX 4 App App App App App server serve se
4. Wed Je Hew Session If you have any disconnected sessions on the server that you are logging into then a window with a list of those sessions will appear You can select one of the previous sessions and reconnect to it or you can select New Session to start a new session 41 CHAPTER 9 Running 3D OpenGL Applications 42 Software Rendering Although ThinAnywhere has built in software rendering support for 3D OpenGL most OpenGL applications will perform much better using hardware rending It is recommended to configure your server with a video adapter that supports OpenGL under Linux and use one of the hardware rendering options described in the section below The instructions at the beginning of this manual include details to enable the console session to allow ThinAnywhere access to the video drivers If you would still like to use software rendering for OpenGL applications please log on using the 24 bit True Color setting 16 bit True Color and 8 bit Pseudo Color options are still available for very old legacy applications Hardware Rendering Standard GL Mode Hardware Rendering A properly configured ThinAnywhere server will automatically support hardware rendering for OpenGL applications when a user logs on via the GL 24 bit color mode Multiple user sessions will share the video adapter that is configured for the console Once a GL session is started a user may test hardware rendering availability by
5. opening an X term and typing glxinfo The OpenGL Renderer information should match the information returned when running glxinfo directly on the console of the machine However the specific extensions and video modes will vary somewhat ThinAnywhere Fast Render Extension o Requirements for OpenGL applications to use Fast Render Most OpenGL applications will benefit from Fast Render Fast Render makes more OpenGL extensions available to the application and shortens the time it takes an application to communicate with the ThinAnywhere server 43 However Fast Render requires that the applications using it reside on the same machine as the ThinAnywhere software Applications being run remotely from other machines via setting the DISPLAY environment variable for X11 GLX cannot use the Fast Render feature Fast Render also requires the user to log in to a GL 24 bit session 8 bit and 16 bit sessions are NOT supported How to enable an applications to use Fast Render Fast Render may be enabled any time by using the source command to set up the environment of the ThinAnywhere session However it 1s recommended that a user does NOT put this command in his or her log in scripts but rather in the start up script of the specific applications If Fast Render was not fully configured on your system please run the installation script as described in the next section 1 Log on to the ThinAnywhere server using GL 24 mode
6. opt IIPServer bin XiipPortMin 27830 XiipPortMax 27899 Port number range min max that will be assigned for new connections XiipDisplayMin 30 XiipDisplayMax 99 Display number range that will be assigned for new connections i e Hostname lt display number gt Valid range is 10 gt 999 DisplayPrefix On some platforms the host name or an alias may not be known on the X server When this occurs add the hostname here and this will be used for the DISPLAY value Default of lt blank gt ServerCode A 16 character security code set by the administrator This will allow only authorized users to connect to the server The Server Code option on a ThinAnywhere client must match this code to establish a connection This option is read every time a new connection 1s made Default of lt blank gt 20 ImmediateDeny When a remote client is denied a connection due to permissions from the access list the server sends back a status and an error message If ImmediateDeny is 1 no messages are sent back and the socket is default of 0 LogFile opt I PServer logs 1iplogin log The path and file name of the log file All three programs iplogin tipsession and X1ip write to this file LogSize 1000000 The maximum limit that the file will be allowed to grow TruncateSize 500000 The truncate limit of the file ProtocolType 0 SSLCertificate opt I PServer licenses server pem PrintDebug 0 For debugging purposes and should b
7. 54 TO UND ACh A O eee 54 TOCOn SNe emer rte mire ree on nd co Mt bu 54 Configuring The Load Balancing Clients oooonccnnnnnnnnnnonocnnnnnnnnoos 55 Configuring The Load Balancing Web Page Login ccccccccnnnnnnnc 55 e To NE E EE PA aaa 55 For Standard Logins non LDAP 0ooonccnnnnncnnnnnccnnnnnnnnnononononcncnnnnnnnonanos 55 FOr A ier eee O E OT 56 Copyright Information and Acknowledgements ss 57 CHAPTER 1 Welcome to ThinAnywhere What is ThinAnywhere ThinAnywhere is a thin client software technology that enables people to connect to their applications from anywhere in the world Don t be limited by firewalls or proxy servers If you can access a secure web site such as an on line banking service then you can access your ThinAnywhere Sentry Server over the Internet Key Features of ThinAnywhere Uncompromised Security Enjoy the same military quality AES encryption now bundled with industry standard SSL encryption Full Network Access Both you and your customers can freely connect from any location that allows standard access to secure web sites https even from behind proxy servers Easy Network Configuration If your IT department or ISP can set up access to a secure web server then they can easily configure your network for a ThinAnywhere Sentry Server What is Server Based Computing ThinAnywhere server based computing is an architec
8. User Name Connection Address Times and Duration This feature can be enabled by setting PrintDebug 62 in the IPLogin section of the lip ini file Reporting Procedures ThinAnywhere version 9 x contains some enhancements suggested by customers We encourage users of ThinAnywhere to suggest further improvements for future releases For us to take effective action on any request we must have complete information For new features or enhancements to existing features we need a description complete enough to fully define the request For bug reports we need Your name and company name and address telephone number email address and any other information that will allow us to contact you The operating system and revision used for the ThinAnywhere Client ThinAnywhere Server and the application server The version of ThinAnywhere Client and Severs you are running The name and manufacturer of the application that gave the error Copies of the error log or screen messages that were generated during the error A complete description of the error An explanation of the expected results For some errors a copy of the application being used may be needed Contacting ThinAnywhere Inc 4 This manual will answer the majority of the issues that an administrator will encounter while installing configuring and managing a ThinAnywhere server However if additional help is needed please contact one of our cus
9. sample timeout value for sampling the Xserver during active screen updates For example a value of 40 would yield a 25ms delay in checking the server for updates after an update already occurred Note that increasing this value will significantly increase CPU overhead This value is for collaboration only Default of 40 SendBufSz 1 This value is used to set the SO_SNDBUF option size for socket write operations If SendBufSz is 1 a default value from the O S will be used On slow links performance may be increased by lowering the value On fast links lan a low value may be used to decrease CPU usage without a serious performance penalty This value must be the nearest power of 2 Note that increasing this value will increase CPU usage for the session This parameter 1s also useful in tuning network transmissions to obtain the most efficient throughput on a given network or transmission line Default of 1 23 MaxXOpenRetry 2 This value represents the number of times a session will try to connect or reconnect to the Xserver Default of 2 CheckInterval 5000 This value sets the internal polling timer in microseconds for Originator sessions only Default of 5000 ISPHeartBeat 1 This value sets the number of seconds that the server sends a packet of data time in seconds of server clock This feature is very useful when an ISP disconnects the line when no activity is detected LogFile opt I PServer logs 1ipsession log T
10. server software As root on the ThinAnywhere Server type the following on the command line opt IIPServer mit S9211plogin start Jopt lIPServer mit S92iiplogin start Stopping the Server software As root on the ThinAnywhere Server type the following on the command line opt IIPServer mit S9211plogin stop Jopt lIPServer mit S92iiplogin stop Automatic Startup of ThinAnywhere When the software is installed on the system startup scripts such as the S9211plogin mentioned above are copied into the directories etc rc3 d and etc rc5 d so that ThinAnywhere is automatically started upon booting the server 19 Server Parameters iip ini file Configuration of ThinAnywhere daemons 1iplogin 1ipsession and X11p is done through the opt I PServer bin 1ip ini file Some parameters require a restart of the server to take effect This can be accomplished with the start and stop commands described above The following information is intended for a ThinAnywhere administrator Please refer to this document before attempting to modify any of the parameter values on the server The tiplogin daemon HIPLogin ListenPort 27500 This is the port number that the 1iplogin program will listen on for incoming display connections This port must be opened up on the firewall lt incoming only gt Default of 27500 ExePath opt UPServer bin This is the path to the bin directory where the 11P software resides Default of
11. string is output instead of the IP address Examples Select the machine with the lowest 5 minute load average tawlbgetsys 5 100 Select the machine with the least number of sessions and the lowest 1 minute load average Place 100 importance on the load average and only 50 importance on the number of sessions tawlbgetsys s 50 1 100 Usage and Application This command may be called from within PHP pages or CGI scripts from the web server The IP address output can be returned to the browser within an IP file for the ThinAnywhere client to use during connection Please see the following example pages included in the load balancing extension bundle Standard non LDAP Log In opt HPServer tawlb examples index php LDAP Enabled Log In opt I PServer tawlb examples Idap_auth php 50 LDAP usage with load balancing Login Screen The load balance function works with or with out LDAP In either case the tawlbgetsys function documented above will return the IP address of the best fit machine based on criteria given it within the PHP web page LDAP Method If using LDAP the user name and password must be filled out in an initial log in page The user can also select the type of session he wishes to log in to load balanced XDMCP collaboration ywhere Toi 5 om ft ex lL ws H nAnvwherel oa In in Fill y Wi Ii A LUG and To log into a server enter your user information and click the S
12. the client to 5 Default of 100 DiscOnError 1 This parameter controls disconnect status of a session if a non recoverable error occurred in communication Default of 1 DiscOnldle 1 22 The session is disconnected after IdleTimeout is reached This parameter has no effect if the IdleTimeout value is 0 Default of 1 IdleFPS 20 Idle frames per second This value represents the sample timeout value for sampling the Xserver for screen updates For example a value of 20 would yield a 50ms delay in checking the server for updates Note that increasing this value will significantly increase CPU overhead Default of 20 ActiveFPS 40 Active frames per second This value represents the sample timeout value for sampling the Xserver during active screen updates For example a value of 40 would yield a 25ms delay in checking the server for updates after an update already occurred This parameter is useful for tuning animation applications Note that increasing this value will significantly increase CPU overhead Default of 40 ClbIdleFPS 20 Idle frames per second This value represents the sample timeout value for sampling the Xserver for screen updates For example a value of 20 would yield a 50ms delay for checking the server for updates Note that increasing this value will significantly increase CPU overhead This value is for collaboration only Default of 20 ClbActiveFPS 40 Active frames per second This value represents the
13. using SSL encryption then port 443 will need to be opened Here 1s a further description of each Outgoing Ports Fora client to access a ThinAnywhere server outside their local network they will need outgoing permission on port 27500 or the port that the server they are trying to connect to is running on Most firewalls will allow the further restriction of this permission to a specific IP Address This would allow the Administrator to grant permission to a user to have outgoing permission from their machine only and only to the ThinAnywhere server to which they are trying to connect All data sent over the network or Internet will be encrypted using AES or SSL encryption as well as an optional authentication key Incoming Ports In order to access a ThinAnywhere server through a firewall the following changes must be made 1 The ThinAnywhere server must have a public static IP addresses This can be set within the firewall using Network Address Translation NAT or Port Address Translation PAT 2 The port the ThinAnywhere server is running on must be opened in the firewall It is highly recommended that all ports remain closed Firewall Port Requirements The Internet or internal company network 1 Port ee O 1 Port port for interactive L ZEU communication 27500 Te or in 4 by default T communication 27500 by default port for interactive ThinAnywhere ThinAnywhere Ser
14. AIM DAMAGES OR OTHER LIABILITY WHETHER IN AN ACTION OF CONTRACT TORT OR OTHERWISE ARISING FROM OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE Except as contained in this notice the name of The Open Group shall not be used in advertising or otherwise to promote the sale use or other dealings in this Software without prior written authorization from The Open Group Copyright 1987 1991 by Digital Equipment Corporation Maynard Massachusetts c Copyright Hewlett Packard Company 1992 Fort Collins Colorado All Rights Reserved Permission to use copy modify and distribute this software and its documentation for any purpose and without fee is hereby granted provided that the above copyright notice appear in all copies and that both that copyright notice and this permission notice appear in supporting documentation and that the names of Digital or Hewlett Packard not be used in advertising or publicity pertaining to distribution of the software without specific written prior permission DIGITAL DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS IN NO EVENT SHALL DIGITAL BE LIABLE FOR ANY SPECIAL INDIRECT OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE DATA OR PROFITS WHETHER IN AN ACTION OF CONTRACT NEGLIGENCE OR OTHER TORTIOUS ACTION ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOF
15. IND EXPRESS OR IMPLIED INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT IN NO EVENT SHALL BRIAN PAUL BE LIABLE FOR ANY CLAIM DAMAGES OR OTHER LIABILITY WHETHER IN AN ACTION OF CONTRACT TORT OR OTHERWISE ARISING FROM OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE This software includes an implementation of the AES encryption algorithm Rijndael designed by Joan Daemen and Vincent Rijmen Copyright Dr B R Gladman lt brg gladman uk net gt 6th April 2001 57
16. Select the Enable RDP box Select either Full Screen or specify the width and height of the window Enter the user name and host I P of the Windows system you are connecting to To start a specific program on the Windows system enter the complete path and program name using a forward slash in the path When you close the program the ThinAnywhere connection will exit Nm B D Choose the RDP tab Advanced properties and enable RDP emcp RDP Protocol Enable ADP Check this to connect to a Windows Terminal Server or F Pro system Choose either Full Screen or enter the ROP Properties Desktop size FullScreen Desktop size x M Use private colors Choose this box to Username lidos use a private Host name or LP Syst 10 colormap Start the program Enter the Username and Host Name or IP Address of the application server caca am To access a specific application enter the complete path and name of the application Remote Desktop Protocol is the protocol used by a Microsoft Windows system between a client and a server RDP is available only on Windows Servers with Terminal Services or Remote Desktop Session Host roles enabled 39 Protocol Settings Login iIP Protocol The proprietary protocol that ThinAnywhere uses to communicate between the client and the server which includes 128 bit AES encryption SSL Protocol A protocol which defin
17. TWARE HEWLETT PACKARD MAKES NO WARRANTY OF ANY KIND WITH REGARD TO THIS SOFTWARE INCLUDING BUT NOT LIMITED TO THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE Hewlett Packard shall not be liable for errors contained herein or direct indirect special incidental or consequential damages in connection with the furnishing performance or use of this software This software is based in part on the work of the Independent JPEG Group The authors make NO WARRANTY or representation either express or implied with respect to this software its quality accuracy merchantability or fitness for a particular purpose This software is provided AS IS and you its user assume the entire risk as to its quality and accuracy Mesa 3 D graphics library Version 3 3 Copyright C 1999 2000 Brian Paul All Rights Reserved Permission is hereby granted free of charge to any person obtaining a copy of this software and associated documentation files the Software to deal in the Software without restriction including without limitation the rights to use copy modify merge publish distribute sublicense and or sell copies of the Software and to permit persons to whom the Software is furnished to do so subject to the following conditions The above copyright notice and this permission notice shall be included in all copies or substantial portions of the Software THE SOFTWARE IS PROVIDED AS IS WITHOUT WARRANTY OF ANY K
18. ThinAnywhere Installation and Users Guide Version 9 x Linux O S ThinAnywhere Inc Table of Contents Chapter 1 Chapter 2 Chapter 3 Chapter 4 Chapter 5 Chapter 6 Chapter 7 Welcome to ThinAnywhere Whatis ThinmANVYWR re ssss sens esters ses endetementnue 5 Key Features of THNANY WICIE iii 5 What is Server Based COMPUIAS td 5 Support for Heterogeneous Computing Environments 5 Who should use this Manuals ia 6 SCS e e e e ey Getting Started BY System Requirements di 8 gt What S NEW 10 VEION O is 8 REPOSO PFOCEUT S Sn an 9 Contacting Mercury International Technology Inc 10 e oe oe e Configuring Linux Configuring the Linux Operating System oooccccccccconononcnnnnnnnnnonnnannnnnnnnnnnos 11 Installing ThinAnywhere Y Installation and Licensing of ThinAnywhere Server Software 13 SY Installation of ThinAnywhere 2174 ThinAnywhere Licensing s Whatis Thin Anywhere Liconsa 16 Licensing of ThinAnywhere 16 Server Configuration and Management A seca epee 19 Starting and Stopping the ThinAnywhere Server Software 19 Server Parameters Mpio io 20 The mps A MON ida 20 TNE TPSESSION LA mMON sis name adieu 22 The TD Server AMOR tenir ee eines 25 he ACCESS A a ON 26 The Window Manager daemon
19. ally employ a combination of technologies to provide security to any data traffic they carry Does ThinAnywhere use VPNs Although ThinAnywhere does not have any VPN technology incorporated into the software itself it does work over a VPN There are numerous solutions to implementing a VPN including both hardware and software solutions It is recommended that any VPN solution be selected based on what 1s best for the corporate network not just one application 30 CHAPTER 8 Using ThinAnywhere Configuring users for ThinAnywhere By default all users accounts on the server will use the following start up script when logging in remotely via ThinAnywhere opt TPServer mit npstartupglobal sh If you would like to configure a user to have a different start up script copy the script above to the following location HOME iipstartup Please make sure the script can be executed by that user and modify it as desired When the ThinAnywhere session starts the script is executed When the script finishes the ThinAnywhere session logs out In most cases the script contains an exec command followed by one of the standard Linux desktop commands such as exec usr bin gnome session for Gnome desktop OR exec usr bin startkde for KDE desktop 32 Connecting using the ThinAnywhere client application Download the appropriate ThinAnywhere client from the web site or a location specified by the supporting docu
20. ault action is to deny all The maximum number of entries is 1024 If BOTH Allow and Deny exist in the section the default action is to deny all others Default of lt blank gt Syntax Allow 192 167 3 23 Allow only this I P Default action to deny all others Deny 192 167 3 45 Deny only this I P Default action to allow all others RemoteControlHosts ALLOW 127 0 0 1 ALLOW 000 000 0 000 Insert your static IP address This section 1s used to specify which computers are allowed to request ThinAnywhere admin information from this server Please be sure to include an ALLOW line for localhost IP address 127 0 0 1 and any IP addresses assigned to this server If using load balancing please also include an ALLOW line for the IP address of the load balancing server ToolBar DBServerHost localhost DBServerPort 27510 26 The Window Manager daemon Window Manager Motif motif xpm usr X11R6 bin mwm Gnome gnome xpm usr bin gnome session 27 CHAPTER 7 Network Security 28 Firewalls In order to access a ThinAnywhere server that is behind a firewall the administrator will need to add both incoming and outgoing permissions for the software to operate properly These ports must be on machines that have static IP addresses Although the default port for the ThinAnywhere server is 27500 it can be changed to any free port the Administrator chooses For instance if the users are to be logging in
21. dified compression algorithms These improvements require the latest version of the client software Lower CPU Usage per User Session The ThinAnywhere Server software now requires much less CPU cycles per user Each originator session is set to go completely dormant between updates Coupled with the improved performance and multiprocessor support ThinAnywhere Servers can now handle more users Environment Variables ThinAnywhere environment variables are passed from the client directly to the ThinAnywhere server and are a powerful tool to help administrators customize server functions especially when used in conjunction with the oneclick log in listed above Support for SSL and SSL Proxy ThinAnywhere supports SSL secure socket log in and support for access through many SSL Proxy Servers Improved OpenGL Speed Performance ThinAnywhere improves speed for large OpenGL models Improved OpenGL Lighting Effects ThinAnywhere includes solutions to lighting and shading problems encountered in certain large OpenGL models Improved Streaming Video Animation Performance ThinAnywhere s performance for streaming video or animation applications has been significantly improved due to modified compression algorithms These improvements require the latest version of the client software Log in Log out Statistics ThinAnywhere can produce improved user activity logs Information includes
22. e set to 0 21 The iipsession daemon ilPSession AddFontPath ThinAnywhere server X11p looks for standard fonts located on the system If there is an additional font path to use add the path on this line Default of lt blank gt MaxXOpenRetry 2 This value represents the number of times a session will try to connect or reconnect to the Xserver Default of 2 XdmcpFromAddr IdleTimeout 0 This parameter specifies the number of minutes a connection can stay at idle before the session is broken Used in conjunction with DiscOnldle Default of 0 ScreenNParts 16 This parameter divides the screen up in n parts and then sends it to the client The height of the client screen must be evenly divisible by this number for this parameter to work If it is not divisible the server defaults to For the fastest transfer utilizing all available bandwidth set this value to 16 and select High on client Default of 16 LBMsgSzLimit 100 Low bandwidth message size limit This parameter is only valid on client low bandwidth connections During a low band connection messages are compressed using several methods Messages with a size smaller than LBMsgSzLimit will only be compressed using the standard method Smaller values may use more CPU cycles but bandwidth usage is lower For extremely slow connections and for the lowest bandwidth possible set LBMsgSzLimit to 1 ScreenNParts to 1 and the Bandwidth parameter on
23. e user name and password were verified against the LDAP entries and are already filled in The user must enter the Session ID and the host name address of the ThinAnywhere server where the originator session 1s running Powered By ThinAnywhere EAN a a lt lar fA n wie eis RIRE To log into a server enter your user information and click the Submit button Click Reset to clear the form User ID Password E server ENS 27500 Session m HUT HE x x aa anna r gt e al 4 ivlercury 11 national Technology Inc All Rights Reserved ax Administrator View The Administrator can check the attributes of each load balance server through the web interface on the authentication server The example page may be found in opt I PServer tawlb examples admin index php http server taw admin Information is provided for every enabled ThinAnywhere server in the network ThinAnywhereo Load Balancing Extension System List This page will cuzomezically refresh in 15 seconds Number Number CPU CPU Pr s Lae Next Server Server Server Number of of Load Load M Paging emory a Contact Contact Status Address Port of CPUs Standard 3D Avg Avg kiloBytes Activity sec sec Sessions Sessions 1 minute 5 minute A 27500 4 3 1 1 14880 1348 17 A 27500 i 3 0 1 1 842272 1600 15 5 27500 i 1
24. es the Secure Socket Layer implementation for secure network communications by using public and private key technologies To use a Proxy server to connect to a ThinAnywhere server select the Protocol tab Select SSL Check the Use Proxy toggle Enter the proxy server I P address and port number that the proxy is listening on Press Ok The ThinAnywhere client will now use the specified proxy server and automatically switch to port 443 to contact a ThinAnywhere Server Choose the Protocol tab Choose Use SSL to login using the Secure Socket Layer To use a Proxy server check the Use Proxy toggle Enter the proxy server I P address and port number that the proxy is listening on Advanced properties Ei ES Protocol C Use iP Protocol This 13 the default protocol used by Thindnywvhere which includes 128 bit encryption SSL f Use SSL Secure Socket Layer Use Proxy Proxy host or LP Port number AR 130 163 1 100 2080 e caca am Status During The Login Process The screen will report the status of the login process First the protocol is initialized the client then contacts the server the server logs you on and then you are authenticated 40 Connecting To Disconnected Sessions Session Control Thindnywhere The server has reported the following disconnected sessions AAC CELLES CELLES mannna O Session LD 6968 Display 36 10244 7 68 Start time
25. he Load Balancing Server edit the file opt IIPServer tawlb examples index php and change the value for server from localhost to the IP address or name of the machine running the Load Balancing Server tawlbexts IF using LDAP edit the file opt TIPServer tawlb examples ldap_auth php and make the same change as in index php Also modify the line for the ldapserver to point to the IP address of the LDAP server to use The web pages use the module opt HPServer tawlb tawlbgetsys which connects to the server on the default port 27509 To Test Log on to a Windows machine that has the ThinAnywhere client properly installed Start the web browser For standard logins non LDAP Point to http SERVERNAME taw where SERVERNAME is the name or IP address of the web server 55 It will ask for your user name and password The load balancing software will automatically select the IP address Press Submit and the browser will start the ThinAnywhere client with the log in information provided The values used to determine the load balancing ratings are configurable by the administrator in the web page index php For LDAP Point to http SERVERNAME taw index_ldap php where SERVERNAME is the name or IP address of the web server Jt will ask for your user name and password You have to select the type of session A second screen will appear with the appropriate fields to be filled ou
26. he path and file name of the log file All three programs iplogin 1ipsession and X11p write to this file PrintDebug 0 For debugging purposes and should be set to 0 24 The Xiip Server daemon Xip Lock8BitCell 0 Locks one 8 bit color cell This parameter is available for 8 bit pseudo color only Set this parameter to a 1 when a color appears to be missing or transparent Default of 0 LogFile opt II PSerever logs xiip log The path and file name of the log file All three programs iplogin tipsession and X11p write to this file CheckInterval 5000 This value sets the internal polling timer in microseconds for Originator sessions only Default of 5000 Def824Visual 4 This value sets the default visual class for the Xserver and is valid only for 8 24 MultiMode 4 True Color Forces a 24 bit default depth under 8 24 MultiMode 3 Pseudo Color Forces an 8 bit default depth under 8 24 MultiMode Default of 4 ColorMaskFlag 0 This value sets the RGB value of the Xserver This parameter is only valid under 24 bit and 8 24 bit MultiMode O ff000 ff00 ff Linux RGB order 1 ff ff00 ff000 SUN SGI RGB order Default of O PrintDebug 0 For debugging purposes and should be set to 0 29 The Access List daemon AccessList This section is used for Allowing or Denying I P addresses The default action of a blank AccessList section is to allow all If the section is missing or corrupted the def
27. hould be the I P address of the local interface of the ThinAnywhere system If the ThinAnywhere system is not being used in a multi homed configuration the From address will not be needed If the ThinAnywhere system is configured with multiple interfaces this feature will allow ThinAnywhere to connect to UNIX systems that span 37 multiple networks You may need to ask your system administrator for this parameter depending upon the configuration Click the Apply and Ok buttons and then click Connect When the connection is made you will be greeted with either a direct login on the local UNIX system or a chooser program generated from the local UNIX system XDMCP query option Starting XDMCP with a query option will send Query packets to the specified host This will result in a login to the specified host Type in a host name or I P address of a UNIX system to connect to For multi homed configurations enter the interface I P address of the ThinAnywhere server that matches the same network as the local UNIX system Most configurations do not require this parameter Advanced properties EE Enter the Host Name or IP Address AMEP RDP Protocol OUMCP Properties Enter the From T query e ha Address For a multi homed Host Sys105 configurations enter the interface I P From address 1190 163 1 115 address of the ThinAnywhere server that matches the same network as the local UNIX system Most conf
28. ht server port Where x is a valid option see below and wght is the percentage of the weight to be applied 0 100 to the value referenced by the given option Description Return the IP address of the system that best fits the criteria given on the command line Values not specified on the command line will not be checked when selecting the best fit Percentages must be between 0 the same as if it was not specified and 100 inclusive If two or more systems match all of the criteria equally one of those systems will be randomly selected as the best fit As many options as desired may be placed on the command line Duplicate options will overwrite the previously defined value C NCPU Number of CPUs in server Largest value gets highest priority S NSESSIONS Number of TAW sessions Smallest value gets highest priority t N3DSESSIONS Number of 3D OpenGL TAW sessions Smallest value gets highest priority 1 CPULOADAVGl CPU load average over last 1 minute 49 Smallest value gets highest priority 5 CPULOADAVGS CPU load average over last 5 minutes Smallest value gets highest priority m FREEMEM Amount of free memory RAM in server Largest value gets highest priority p PAGEACT Amount of paging activity in server Smallest value gets highest priority Function Output A single IP address is output to standard output If an error occurs the keyword ERROR followed by a text error message
29. igurations do not require this parameter caca am XDMCP indirect option Starting XDMCP with the indirect option will send Indirect Query packets to the specified host This will result in a chooser program being displayed from the specified host XDMCP broadcast option Similar to the indirect option however a host IP address does not need to be entered Error Conditions If after the connection is made and a login does not appear probable causes are 1 The Host address is invalid 2 The From address is invalid 3 The local UNIX system has XDMCP turned off or is not configured Most SUN and SGI systems are turned on by default and need little 1f any configuration Linux systems however often require modifications to the gdm conf file A firewall is blocking XDMCP requests port 177 38 5 The SUN or SGI or other UNIX system is not on the same network or there is no route between these systems and the ThinAnywhere server IN RDP Remote Desktop Protocol Login Connecting to a Microsoft Terminal Server or XP Pro System Connectivity to a Microsoft Windows Terminal Server and or XP Pro system 1s now built into the software via RDP configurable through the Advanced button on the client Follow the steps below to connect to a Terminal Server or XP Pro system Fill out the Session Login screen in the normal manner Click on the Advanced button and select the RDP tab
30. license information See the README file in opt TIPServer licenses directory for instructions 16 6 Stop and restart the ThinAnywhere server cd opt IIPServer mit S92iiplogin stop S92iiplogin start or reboot the system Startup scripts are also placed in etc rc3 d and etc rc3 d or etc init d rc3 d and letc init d rc5 d depending on your version of Linux 7 Now that the server has been licensed you can check to see if the server is running and how many users are available Run opt IIPServer bin tawadmin Leave the tawadmin program running at this time until you have logged into the server from a remote computer 8 ThinAnywhere for LINUX is ready for use 17 CHAPTER 6 Server Configuration and Management Overview The ThinAnywhere Server package consists of three running programs daemons liplogin Handles login procedures username password This program continuously runs and must be started with the S921iplogin script This program listens on port 27500 for incoming client connections Port 27500 must be opened up on your firewall before a client connection can be made Tipsession Handles session control This program is started by 11iplogin and is active when a session is connected Xiip The ThinAnywhere Xserver This program is started by iiplogin and is active for connected and disconnected sessions Starting and Stopping the ThinAnywhere Server Software Starting the
31. mentation received with the ThinAnywhere Server installation kit The instructions below show the various connection options available using the ThinAnywhere client for Windows machines Versions for other operating systems function in a similar manner Connection in progress Initializing IP Protocol Version 9 2 4 0 Work from anywhere with ThinAnywhere iaht law and may not be OF eproguced il anv Mamnnel 33 Logging On To A Server Type in your user name For Client HELP click on the and then click on the word ThinAnywhere below and the help interface will appear Type in the IP address of the Type in you password server you want to connect to The host name Port 27500 is the appears here if it Session Logi x E default value If a inma a LE is in the taw ini you encounter ThinAnywhere file problems logging Del into a server User name idos Password 1 To collaborate contact your ary Remote l P 208 17 195 78 Hostname Sys105 DDASS administrator to already logged verify what port Sart HE 27500 ec ie fo into a server with ThinAnywhere is ThinAnywhere running on Server Lode iS 1 Bandwidth High ask the user what their session ID is and type it into Display i Server Code 1s an A this box optional parameter width 1024 Height 768 8 bit Pseudo Color Otherwise leave that acts as another password to log it as O if you are A into the serve
32. nected sessions and collaborators 2 Disconnected Sessions ThinAnywhere allows users to disconnect from a session and reconnect to that exact same session Upon disconnection the processes in that session continue to run A disconnected session is treated the same as a connected session in ThinAnywhere licensing Licensing of ThinAnywhere This may be necessary in several instances some of which are Licensing an evaluation server with another evaluation license Licensing an evaluation server with a permanent license Licensing a server that has changed locations 1 First the ThinAnywhere server software must be installed If this has not been done yet then please go to Chapter 4 for instructions on how to install the server software 2 If you do not remember your User Name Password and UserID or not yet received this information then please contact Technical Support for assistance 3 Execute the command opt IIPServer licenses tawgetid lt userid gt and obtain the machine code The userid is a unique code that is assigned to your company when a license is purchased from the web site 4 Obtain a license via E mail from ThinAnywhere Support support thinanywhere com by sending the output of tawgetid and your userid used to generate the machine code 5 Place the license in the file opt IIPServer licenses license taw Please be sure to remove all old license lines from the file before pasting in the new
33. oot 2 Make a new directory for taw mkdir taw 3 Goto taw directory cd taw 4 Copy the installation file to the taw directory The installation kit contains instructions on where to locate the latest installation bundle 5 Open file tar zxvf PServer910_linux tgz 6 Run the install program installtaw installtaw Press y to install files 7 If npsinst finds a previous version save the license taw file and have the program remove the older version 13 8 Edit the file opt TIPServer bin 11p ini under RemoteControlHosts Add a new ALLOW line with the IP address of current server Do not remove the line that is already there RemoteControlHosts ALLOW 000 000 0 000 Insert your static IP address 9 Under certain circumstances with problem DNS resolving 1t may be necessary to inform X windows of the host name for the display of the server If a session 1s unable to login or unable to open a display SystemName 30 edit the file opt IPServer bin iip ini and under the 11PLogin section find the tag DisplayPrefix Add the hostname of the system where the installation resides Example DisplayPrefix SystemName 14 CHAPTER 5 ThinAnywhere Licensing What is ThinAnywhere Licensing 1 Concurrent Sessions Server licenses use the concurrent session licensing model For example a 15 user concurrent license would allow 15 sessions to be active at any given time This includes connected sessions as well as discon
34. r Run tar zxvPf tawlbextVER tgz To configure Configuring the Load Balancing server Select the machine that will run as the server This is the machine that will collect all of the load balancing information A good choice would be the same machine hosting the web pages for log in Run the command opt IIPServer tawlb tawlbexts amp This will start the server listening on the default ports 27508 amp 27509 This command can be placed in the file opt HPServer mit S921iplogin after the line export TAW_LICENSE_FILE 54 Configuring the Load Balancing clients On ALL ThinAnywhere server machines you wish to be in the load balancing group including the machine selected as a load balancing server above run the following command opt IIPServer tawlb tawlbextc s SERVERNAME amp where SERVERNAME is the name or IP address of the load balancing server selected above By default it connects to the server on port 27508 and reports information every 60 seconds This command can be placed in the file opt IHPServer mit S921iplogin after the line export TAW_LICENSE_FILE Configuring the Load Balancing web page Login Make sure that the Apache web server with PHP extensions is installed on the machine that will serve as the web server for the log in page Create a symbolic link In s opt IIPServer tawlb examples var www html taw IF the web pages will be on a different machine than t
35. r and E Advanced Cancel not trying to collaborate also changes the encryption key Select the bandwidth for the type of connection you are using Also see Changing Select from defaults or Click the Cancel type in the width and button to cancel height of the screen the session login size that you want Click the Advanced Select the Compression button for advanced Color Depth Types Click the OK button to login options such as and visual login to the server Xdmcp RDP and 11P class that you or SSL Secure Socket want the Layer Protocols display to be Set to Please refer to the web based login section for details on logging in through a web browser Remote I P Session Login Remote l P 208 17 195 76 Ware 788 B bit Pseudo Coir ml The Remote I P field of the Session Login screen displays the default servers that are in the taw ini file You may also type in an I P address To edit the taw ini file go to C My Documents My Connections and then edit the taw ini file 35 Color Depth And Visual Class Session Login Login User name fido Remote LE 208 17 195 78 Port 27500 Server Code ps Display width fi Ut oo Height 768 Color Depth is used to represent the number of colors available For instance with 8 bit there Advanced Lx Thin nywhere Password fo Host name Sys105 Lo PL o bit Pseudo Color o bit Tr
36. rver server server gt Aa CON LEZEN PEN EEN ThinAnywhere authentication carvar End user from Windows PC The end users always log in through the ThinAnywhere authentication server This server performs the following functions Serves web pages to end user for log in Web based log in is a requirement 1f the load balancing extension is installed Authenticates user if using LDAP during the log in process Checks users permissions if using LDAP to help determine load balancing algorithm to use Receives current load information from each application server Calculates appropriate applications server to use based on load If using LDAP additional parameters about the end user may be retrieved from the database and used to help determine the appropriate applications server Opens a socket between end user and applications server After authentication the user is connected directly to the application server and will no longer be connected to the authentication server 47 Note The job of the authentication server may be split between a separate web server and load balancing server In any case the LDAP server may also be a separate machine Receiving current load information Current load information is received by the authentication server every 15 seconds The following information shall be passed to the authentication server NCPUS Number of CPU s in system NSSESSIONS Number of current
37. same interface as Microsoft Office Applications Unlike other thin client software ThinAnywhere does not require the installation of any additional software on the application server As long as a ThinAnywhere server is in the same local network as the server where the application is installed a user can be granted access to it Who should use this Manual This Manual is designed for a system or network administrator It is recommended that the administrator have at least minimal knowledge and experience with Linux or Unix It should be used in assisting with the installation configuration management and maintenance of a ThinAnywhere enabled network It also clearly explains the impact ThinAnywhere has on key administrative issues such as network security and Total Cost of Ownership CHAPTER 2 Getting Started System Requirements Before beginning the first thing to check is that the system where ThinAnywhere is to be installed meets the recommended system requirements Minimum installation requirements 64 MB of free space in opt 30 MB RAM per expected concurrent users plus application requirements Dual core or better What s in Version 9 x Support for RedHat WhiteBox CentOS and SUSE Linux versions SMP Multiprocessor Support single user Improved Performance ThinAnywhere s performance particularly for GL 24 bit applications has been significantly improved due to mo
38. t for the type of session selected Press Submit and the browser will start the ThinAnywhere client with the log in information provided The values used to determine the load balancing ratings are configurable by the administrator in the web page Idap_auth php 56 Copyright Information Information in this document is subject to change without notice No part of this document may be reproduced or transmitted in any form or by any means electronic or mechanical without the express written permission of Mercury International Technology Incorporated Mercury International Technology Incorporated All rights reserved ThinAnywheree and ThinAnywheree 3D Accelerator Plug in Interactive Internet Protocol GIP are registered trademarks or trademarks of Mercury International Technology Incorporated in the U S A and other countries All other Trade Names referred to in this document are the Servicemark Trademark or Registered Trademark of the respective manufacturers Acknowledgments XFree86 Copyright 1987 1998 The Open Group All Rights Reserved The above copyright notice and this permission notice shall be included in all copies or substantial portions of the Software THE SOFTWARE IS PROVIDED AS IS WITHOUT WARRANTY OF ANY KIND EXPRESS OR IMPLIED INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT IN NO EVENT SHALL THE OPEN GROUP BE LIABLE FOR ANY CL
39. tional acceleration for OpenGL graphics 36 Using The Advanced Button After clicking the Advanced button on the ThinAnywhere client the Advanced properties window will appear The user can then select from one of three different login options Xdmcp RDP Remote Desktop Protocol for Windows connections and Protocol Xdmcp Login Click the Xdmcp tab Advanced properties El and choose either the query indirect or broadcast type of connection Admecp RDP Protocol DMEP Properties From Address Using XDMCP XDMCP X Display Manager Control Protocol is a convenient method for connecting to other local UNIX systems via Xdm on the LAN It provides a graphical login mechanism similar to logging into the console To use XDMCP start the ThinAnywhere client and fill out the Session Login screen with the same parameters as you would to connect to a ThinAnywhere server Remember that all connections even to local UNIX servers still go through the ThinAnywhere server Click on Advanced and select the XDMCP tab Click on the Type pull down menu which selects either query which gives a direct login on the local UNIX system or indirect broadcast which will display a chooser program from the local UNIX system Select either query indirect or broadcast Type in the Host box the IP address or host name of the local UNIX system to connect to From Address The From address s
40. tomer support representatives at ThinAnywhere Inc Email supportOthinanywhere com Web Site http www thinanywhere com Phone 918 583 1182 CHAPTER 3 Configuring Linux Configuring the Linux Operating System Be sure your machine has a static IP Address Make sure port 27500 tcp is open in the firewall Add the following line to the top of etc gdm Init Default just below the bin sh line xhost localhost gt tmp xhost out 2 gt amp 1 Modify etc gdm custom conf and change the following option to false DisallowTCP false 11 CHAPTER 4 Installmg ThinAnywhere Installation and Licensing of ThinAnywhere Server Software ThinAnywhere Server has been tested on SUSE Please read this entire document before removing or installing the server Minimum installation requirements 64 MB of free space in opt 30 MB RAM per user session Multi core CPU Installation of ThinAnywhere After obtaining a username and password visit our web site at http www thinanywhere com Click the menu option for Downloads and log into the system Once logged in click on the Download Server Software link and select the operating system that you will be installing on Click on the appropriate link and save the file to the machine Now uncompress and untar the file Execute tar xvf filename that will expand to reveal an install program a distribution file and a read me file 1 Log in as r
41. ture that enables the delivery of any application to the end user no matter where they are With this architecture the applications are installed and run on the central server Via an Internet connection on the Local Area Network the end user can access applications and data with just about any device MS Windows Linux or Unix The Benefits of Server Based Computing Central installation and management of applications and data Changes and updates to applications only have to be made once on the central server and the benefits are instantly available to everybody Allows for the most effective utilization of computer hardware Because the applications are run on the application server the hardware requirements of the client machine are minimal extending the useful life of the existing hardware Support for Heterogeneous Computing Environments ThinAnywhere supports nearly all Unix platforms including Sun Microsystems Solaris Hewlett Packard s HP UX and IBM s AIX Many organizations are struggling with the complexity of their increasingly heterogeneous networks A network with applications running on various operating systems including Unix Linux and Windows With ThinAnywhere administrators can enable and manage the access their users have to all applications no matter what operating system it is running on Access to applications such as Oracle Seibel JD Edwards SAP and PeopleSoft can be accessed through the
42. ubmit button Click Reset to clear the form User 1D SEEN Password E Please select the type of session Load Balanced Linux XDMCP Sun Solaris collaboration Only Submit Reset 1 2004 Mercury Int ems le Inc All Rights Reserved q Once Submit is pressed the user name and password are verified against the LDAP entry and passed to the next log in screen The user need only click Submit to log in to the applications server or he may change the additional settings as desired NOTE If not using LDAP the page below is the initial screen that the user will see The user will still enter the user name and password but the ThinAnywhere server will verify the information during the actual connection to the server 51 To log into a server enter your use the Submit button Click Reset to clear the form XDMCP Users wishing to use the XDMCP feature which will bypass load balancing can do so by choosing the appropriate method and entering the machine host name if required by the XDMCP method The user name and password are filled out from the previous page Both were verified against the LDAP entries To log into a server enter your user info button Click Reset to clear the form s ALT nology Inc All Rights Reserved 52 Collaboration Only If using the collaboration only mode the session id must be input As in the loadbalanced and XDMCP modes th
43. ue Color 16 bit True Color 4 bit True Color 5224 bit MultiMode _ Gl 24 bit True Color l GE 6 24 bit Mukiode o bit Pseudo Color Cancel Color Depth and Visual Class are 256 colors available See visual classes below Visual Class is the mode of the Xserver session The currently available color depth and visual class combinations are listed and explained below e bit Pseudo Color Uses a color table and 8 bits for color information for a total of 256 simultaneous colors e 8 bit True Color Uses 8 bits for color information for a total of 256 simultaneous colors and does not use a color table e 16 bit True Color Uses 16 bits for color information for a total of 65536 simultaneous colors Commonly referred to as High Color e 24 bit True Color Uses 24 bits for color information for a total of 1 7 million simultaneous colors Commonly referred to as True Color e 8 24 bit MultiMode This is a dual mode visual class in which it is capable of displaying 8 bit Pseudo Color applications as well as 24 bit True Color applications e GL 24 bit True Color Identical to 24 bit True Color except with optional acceleration for OpenGL graphics For an explanation of how to change compression methods please see Change Compression Methods in a GL 24 bit True Color Session e GL 24 bit MultiMode Identical to 8 24 bit MultiMode except with op
44. users N3DSESSIONS Number of current 3D users CPULOADAVGI average load of CPUS measured in last 1 min CPULOADAVGS average load of cpus measured over last 5 min FREEMEM free memory on system PAGEACT amount of page swapping Calculating current load What criteria determines when a system is loaded can be very subjective Therefore the administrator shall define the exact weights of each component The weight calculation allows for the administrator to use one or more of the criteria and to define the weight for each Implementation The load balance options are only available through a web based login The login allows users to choose between login into an applications server chosen by the load balance feature choosing a machine from the XDMCP list or as a collaborator only ES Powered To log into a server enter your user information and click the Submit button Click Reset to clear the form Please select the type of session Load Balanced Linux XDMCP Sun Solaris collaboration Only 48 Submit national Technology Inc All Rights Reserved If load balancing is chosen the web based login will call the following function and an applications server shall be chosen from those available Parameter Setup Function Name tawlbgetsys ThinAnywhere Load Balance Get System Synopsis tawlbgetsys x wght x wght x wght server tawlbgetsys x wght x wght x wg
45. ver Client Machine Machine 29 Encryption ThinAnywhere uses a multi level approach to security and encryption The user can choose between ThinAnywhere s 11P protocol and the standard SSL iIP Protocol ThinAnywhere utilizes the Rinjdal AES algorithm that 1s widely expected to be the new government standard The default key length is 128 bits with 192 and 256 available to customers upon request Encryption keys are generated internally and modified dynamically by session ThinAnywhere provides an extremely secure environment in addition to the built in UNIX system security SSL SSL is a protocol that defines the Secure Socket Layer implementation for secure network communications by using public and private key technologies Nothing has to be configured on the server for this to work The user simply needs to select the advanced button when logging in and choose SSL over the 11P protocol Please see the user manual for a more detailed description of changing the protocol Secure Key ThinAnywhere comes standard with our proprietary certificate based user authentication An additional server based password can be set providing an additional level of security The server code can be set in the 11p ini file Virtual Private Network VPN What s a VPN A VPN creates a secured private network connection over a publicly accessible infrastructure such as the Internet or the public telephone network They typic
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