Notes
Outline
Network Communications Technology
Chapter 21
Network Operating Systems
(NOS)
MS DOS and the BIOS
Basic Input/Output System
Firmware in ROM
HW initialize and test
Hardware control routines
Establish a low-level API
Bootstrap
MS DOS
Written for IBM (PC-DOS)
Establishes a higher-level
API for application programs
NetBIOS and NOS
Firmware on the NIC
Windows NT Communication Model
Netware and OSI
Reference Model
Netware Loadable Models
Notes