3Com

3Com Corporation was based in Santa Clara, CA.

Nowadays a part of HPE

Products

 * 3+Share
 * 3+Open LAN Manager
 * OS/2 for 3Server Version 1.21 Starter Kit

Publications

 * 3Com/Microsoft LAN Manager Network Driver Interface Specification Version 2.0.1 Final
 * 3TECH - The 3Com Technical Journal