A server with server class mssodbc is Microsoft SQL Server version 6.5, Service Pack 4.
Sybase certifies the use of version 3.60.0319 of Microsoft SQL Server's ODBC driver (included in MDAC 2.0 release). Configure and test your ODBC configuration using the instructions for that product.
The following is an example of a CREATE EXISTING TABLE statement for a Microsoft SQL Server named mymssql:
CREATE EXISTING TABLE accounts AT 'mymssql.database.owner.accounts'