Not surprisingly, Directory Enabled Networks (DEN) founders Cisco and Microsoft have announced numerous product offerings based on DEN. However, other directory and network vendors have also announced plans for offering DEN-based products. The other directory vendors include Isocor, Netscape, Seimens-Nixdorf, and Novell. The other networking vendors include HP, IBM, Bay Networks, Cabletron, 3Com, and Sprint. A full list of vendors is available at