Adaptive Server Enterprise 15.0

Driver={Adaptive Server Enterprise};app=myAppName;server=myServerAddress;
port=myPortnumber;db=myDataBase;uid=myUsername;pwd=myPassword;

Standard Sybase System 12 Enterprise Open Client

Driver={SYBASE ASE ODBC Driver};Srvr=myServerAddress;Uid=myUsername;
Pwd=myPassword;

Standard Sybase System 12.5 Enterprise Open Client

Driver={SYBASE ASE ODBC Driver};NA=Hostname,Portnumber;Uid=myUsername;
Pwd=myPassword;

TDS based ODBC driver (from Sybase OCS 12.5)

Driver={Sybase ASE ODBC Driver};NetworkAddress=myServerAddress,5000;
Db=myDataBase;Uid=myUsername;Pwd=myPassword;

Standard Sybase System 11

Driver={SYBASE SYSTEM 11};Srvr=myServerAddress;Uid=myUsername;Pwd=myPassword;
Database=myDataBase;