Looking for information on what versions of BlackBerry Enterprise Server (BES) are supported with what versions of Domino?
You can find that information in the BlackBerry Enterprise Server for IBM Lotus Domino Compatibility Matrix provided by RIM. Depending on what you need, here are search tips to lead you to specific information:

• for information on Domino servers running BES, search for the matrix for --> where BlackBerry Enterprise Server main components are installed

• for information on Domino mail servers BES connects to, search the matrix for --> where mail databases reside that BlackBerry Enterprise Server connects to