Equivalent key-value pair: "Integrated Security=SSPI" equals "Trusted_Connection=yes"
This connection string (Trusted connection using SQLNCLI OLEDB) can be used for connections to
SQL Server 2000, SQL Server 2005 and SQL Server 7.0.
Start over in the connection string reference index.
You can also get help in the Q&A forums where you can ask your own question.
The kb articles contains how-tos and instructions and you can search for anything if you're not sure were to look.