How can u access the remote source into U�r session?

Relational source: To acess relational source which is situated in a remote place ,u need to
configure database connection to the datasource.

FileSource : To access the remote source file U must configure the FTP connection to the
host machine before u create the session.

Hetrogenous : When U�r maping contains more than one source type,the server manager creates
a hetrogenous session that displays source options for all types.