LAN Manager

LAN Manager (LANMAN, LM) is a Network Operating System for OS/2 Version 1.x from Microsoft.

History

The LAN Manager product was developed 3Com and Microsoft, so it was known initially as 3Com/Microsoft LAN Manager. It was based on earlier LAN technologies from Microsoft's MS-NET and XENIX-NET products.

LAN Manager was also an OEM product that was licensed to third parties. LAN Manager/X for Hewlett Packard's HP-UX was the first product for UNIX-based systems.

Features

LAN Manager provides support for DOS 3 or OS/2 systems with network adapters and protocol stacks. It's possible to configure and bind multiple drivers into a set of layered protocol stacks.

The Protocol Manager handles:

• MAC drivers
• Protocol drivers (NetBIOS, ...)

Versions

• 1987: MS OS/2 LAN Manager 1.0 (Basic/Enhanced)
• 1989: MS OS/2 LAN Manager 1.1
• 1991: Microsoft OS/2 LAN Manager 2.0
• 1992: Microsoft OS/2 LAN Manager 2.1
• 1993: Microsoft OS/2 LAN Manager 2.2
• 1994: Microsoft OS/2 LAN Manager 2.2a

OEM

3Com

• Oct 1988: 3+Open LAN Manager 1.0
• Sep 1989: 3+Open LAN Manager 1.1

Hewlett Packard

• 1990: HP LAN Manager 1.1

Torus Systems

• 1988: Tapestry II LAN Manager

Ungermann-Bass

• Oct 1988: Net/One MS OS/2 LAN Manager

Publications

• Ryan: LAN Manager: A Programmer's Guide - Microsoft Press 1990, ISBN 1-55615-166-7
• Microsoft LAN Manager Programmer's Reference - Microsoft Press 1990, ISBN 1-55615-313-9
• Blanda: Using Microsoft LAN Manager - Que 1991, ISBN 0-88022-684-6
• Michael Day: Troubleshooting LAN Manager 2.0 - M&T Books 1991, ISBN 1-55851-161-X
• Currid: Understanding Microsoft LAN Manager 2.0 - Sybex 1992, ISBN 0-89588-810-6
• Don Baarnes, Mike Wirsching: Inside LAN Manager - New Riders 1992, ISBN 1-56205-023-0

Original documentation

• LAN Manager Network Driver Interface Specification 1.0.1 (1988-05-14)
• 3Com/Microsoft LAN Manager NDIS 1.0.2 Preliminary Draft - 1989