LAN Manager

LAN Manager
DeveloperMicrosoft, 3Com
OS familyOS/2
Working stateDiscontinued
Source modelClosed source
Initial release1987; 37 years ago (1987)
Final release2.2a / 1994; 30 years ago (1994)
Marketing targetLocal area networking
Update methodRe-installation
Package managerNone
Platformsx86
LicenseProprietary
Preceded byMS-Net, Xenix-NET, 3+Share
Succeeded byMicrosoft Windows NT 3.1

LAN Manager is a discontinued network operating system (NOS) 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 modified version of MS-DOS.