> # Checking the DataDirect Spy™ Version

> To check the version of your DataDirect Spy, change to the subdirectory containing DataDirect Spy (install_dir/spy where install_dir is your SequeLink installation directory). At a command prompt, enter the command:

> On Windows:

>     java -classpath spy_dir\spy.jar com.ddtek.jdbcspy.SpyDriver

> On Linux/UNIX:

>     java -classpath spy_dir/spy.jar com.ddtek.jdbcspy.SpyDriver

> where `spy_dir` is the directory containing DataDirect Spy.