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node type

The term node type is used in the SNA architecture. It is the classification of network devices that support the Network Addressable Unit (NAU) protocols.

The following physical nodes are defined and are referred to as physical units (PU):

PU4: Communications Controller Node Dial-up computer used to control the network,

PU2.0: Cluster Controller Node to control the terminal,

The four SNA node types

The four SNA node types

PU1: Terminal Node,

PU2.1: Low entry Networking Node, combines the features of PU2.0 and PU1 and is usually implemented on personal computers (PC) with control components SNCP(System Node Control Point).

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Englisch: node type
Updated at: 27.09.2007
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