Networking Series:
Amiga 560 ARCNET for Amiga 500.
Amiga 2060 ARCNET for A2000 for star topology
Amiga 2060 ARCNET for A2000 for bus topology
Amiga 2065 Ethernet for A2000
Amiga 2232 7 Port Multi-Serial Card.
MBS 100 Mehr-Benutzer-System (Multi-User-System) Mother Unit with one D-25 and 1 IEEE-488.  Basically a simply-designed peripheral-sharing system
MBS 150 Daughter Unit, had two D-25's and one IEEE-488
MBS 150 MBS 150 with extra plug to connect 8032SK
MBS-CP MBS System for Commodore 64.