Netware is a network operating system developed by Novell Inc. in the '80 for personal computers, and
then migrated even towards the mainframes.
It has been developed by starting from the client-server architecture of the Xerox Network System (XNS)
planned by Xerox Corporation at the end of the '70.
The whole of the protocols that it uses is shown in figure, with reference to the structure of the OSI
Model.