LAN Manager
System software
LAN Manager is a discontinued network operating system available from multiple vendors and developed by Microsoft in cooperation with 3Com Corporation. It was designed to succeed 3Com's 3+Share network server software which ran atop a heavily... Wikipedia
Initial release date: 1987
Final release: 2.2a / 1994; 30 years ago
OS family: OS/2
Source model: Closed source
Working state: Discontinued