无法使用jTDS连接到SQL Server

I'm trying to connect to SQL Server 2008 R2 via Java, and I'm unable to do so using jTDS 1.2.8. The odd thing is that it works fine using the Microsoft JDBC driver. Is there some server-side setting that needs to be turned on to enable jTDS to access it? Or am I just missing something in the URL?I'm trying to connect to SQL Server 2008 R2 via