doc.FAQ.HowDoIInterpretOpenlinkiniFiles [Server Types] Oracle 8.1.x = [Environment Oracle 8.1.x] ORACLE_HOME = /dbs5/oracle9i/64bit/v9.2.0.1.0 ORACLE_SID = ora92 ;ORACLE_SERVER = T ;TWO_TASK = P: ;ODBC_CATALOGS = Y ;MULTIPLEX_LDA = 5 ;OPL_USR_TBLS_FIRST = Y SHOW_REMARKS = N CURSOR_SENSITIVITY = LOW ;OCI_PREFETCH_ROWS = 100 ; ;OCI_PREFETCH_MEMORY = 65535 ; ;NLS_LANG = AMERICAN_AMERICA.UTF8 Ascertain which server type (a.k.a. "domain alias") is passed in the Single-Tier Data Source. Open the openlink.ini file. Ensure that the server type appears in the [Server Type] list. Locate the [Environment] section that is associated with the server type. Ensure that the appropriate environment variables are set. Compare the variable settings with the database user .profile to ensure accuracy. Use relevant database utilities or configuration files to verify any TCP port settings.