Installation and User's Guide

Environment variablesGenerally, setting the environment variables is an optional task. Setting themmakes it more convenient for you to use the command line.You must set the environment variables if you need to run in either of thefollowing environments:vvYou want to invoke Tivoli Storage Manager from a directory other than thedirectory where Tivoli Storage Manager is installed.You want to specify a different options file for the backup-archive client, theadministrative client, or both.Note: You can also specify an alternate client options file for the command-lineclient (not the administrative client) using the optfile option.You need to set four environment variables:PATHThis is the default search path the operating system uses to locateexecutable files. Set this to include the fully qualified paths of the clientinstallation directories.Configuring the Web clientDSM_CONFIGSet this environment variable to the fully qualified path and file name ofthe client options file.DSM_DIRSet this environment variable to the directory where the client message filedsc*.txt is located.DSM_LOGSet this environment variable to the directory where the log files shouldreside.Ensure that the environment variables meet the following guidelines:v Include the directory where the executable files (for example, dsm.exe) reside inthe current PATH environment variable. If you accepted the default installationdirectory using the C: drive, you can set this from a command prompt bytyping:SET PATH=C:\Program Files\Tivoli\TSM\baclientv Specify the fully-qualified path name of your client options file (dsm.opt) usingthe DSM_CONFIG environment variable:SET DSM_CONFIG=C:\Program Files\Tivoli\TSM\baclient\dsm.optv Define the DSM_DIR environment variable to point to the directory where theTivoli Storage Manager client message file dsc*.txt is located:SET DSM_DIR=C:\Program Files\Tivoli\TSM\baclientRelated reference“Optfile” on page 423This task guides you through the steps to configure the Web client.You can use the GUI Setup wizard or command line to install and configure theWeb client.20 IBM Tivoli Storage Manager for Windows Backup-Archive Clients: Installation and User's Guide