[2015-04-15 16:41:28] [System] ERROR [HY000] [Oracle][ODBC][Ora]ORA-12170: TNS:Connect timeout occurred

ERROR [IM006] [Microsoft][ODBC 驱动程序管理器] 驱动程序的 SQLSetConnectAttr 失败
ERROR [HY000] [Oracle][ODBC][Ora]ORA-12170: TNS:Connect timeout occurred