try this:
 ODBC 
 Standard:
"Driver={SYBASE SYSTEM 11};Srvr=Aron1;Uid=username;Pwd=password;" 
 Intersolv 3.10:
"Driver={INTERSOLV 3.10 32-BIT Sybase};Srvr=Aron1;Uid=username;Pwd=password;" 

解决方案 »

  1.   

    ODBC Driver for Sybase 
    If using the Sybase System 12 (or 12.5) Enterprise Open Client ODBC DriveroConn.Open "Driver={SYBASE ASE ODBC Driver};" & _
               "Srvr=myServerName;" & _
               "Uid=myUsername;" & _
               "Pwd=myPassword"
     
    If using the Sybase System 11 ODBC DriveroConn.Open "Driver={SYBASE SYSTEM 11};" & _
               "Srvr=myServerName;" & _
               "Uid=myUsername;" & _
               "Pwd=myPassword"
     
    If using the Intersolv 3.10 Sybase ODBC DriveroConn.Open "Driver={INTERSOLV 3.10 32-BIT Sybase};" & _
               "Srvr=myServerName;" & _
               "Uid=myUsername;" & _
               "Pwd=myPassword"
      

  2.   

    .net中连接SYBASE的种种问题
    http://expert.csdn.net/Expert/FAQ/FAQ_Index.asp?id=120860
      

  3.   

    错误提示如下:
    LoginForm页面: FillControlValue在 ConnectionString 中未指定 OLE DB 提供程序。示例为:“Provider=SQLOLEDB;”。
      

  4.   

    DRIVER={SYBASE SYSTEM 11};UID=sa;SRVR=Server;DB=db;
      

  5.   

    学Sybase,一个星期,以下是在SYbase12.5下通过。大家学习学习。private void Page_Load(object sender, System.EventArgs e)
    {
    string strcon="driver={Sybase System 11};Srvr=lz;database=Tax;uid=sa;pwd=;"; OdbcConnection Conn=new OdbcConnection(strcon);
    OdbcDataAdapter adapter=new OdbcDataAdapter("SELECT SZBM, NSQXBM, BZDSBM, SZMC, NSQXR, DFJSBJ, JSGS, MRPZBM, SFKHLSB, SFZJD, TSXFL, SFHSBJ, SFJJBJ, SFYSWBJ, SZTZBJ, SZJC, TQSZDJ, QYBJ_SZ, DKDJBJ, MRJC, KJKMFL, XZSZBJ FROM BM_SZ",Conn);
    DataSet S=new DataSet();
    adapter.Fill(S);
    this.DataGrid1.DataSource=S;
    this.DataGrid1.DataBind();
    }