ole db, odbc, mdac what does enterprise manager register server use?

I hear a lot about different ways of pulling data off of sql servers.
When you go to register a server in enterprise manager what method of
data access is it using? ole db, odbc, ?"tbone" <tony.despain@.gmail.com> wrote in message
news:1139251537.917459.100430@.g44g2000cwa.googlegroups.com...
>I hear a lot about different ways of pulling data off of sql servers.
> When you go to register a server in enterprise manager what method of
> data access is it using? ole db, odbc, ?
>
My best guess is that it is using the SQL-DMO API. How the API is
connecting, who knows. I would guess that it is either using SQL OLE-DB, or
it may be using DBLib.
Rick Sawtell
MCT, MCSD, MCDBA