Minimum Security Configuration Guide Minimum Security Configuration Guide Establish SQLPLUS Connection Establish SQLPLUS Connection To connect to SQLPLUS, execute the following steps: Open a command prompt in Windows. Alternatively, in Unix, type at the shell prompt. Enter the sqlplus <dbuser>@<tnsnames_entry> command, and press Enter. Enter the password when prompted by the SQLPLUS program. You must not enter the password in the same command line that is used while calling the SQLPLUS program. Parent topic: Minimum Security Configuration Guide