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PROTOCOL SOFTWARE AND ETHERNET WIRING:
All wiring methods use identical Ethernet specifications. e.g. they need same message format. They need same CSMA/CD algorithems. They may mix different methods in an Ethernet.
NICs can give all three-connection technologies. The protocol software can't distinguish among wiring methods. The NIC is given in the figure below with three connectors.
Figure
HUBS:
They are needed for extension of connection with multiplexing concept. They are sometimes known Ethernet-in-a-box. It is effectively a very minimized Ethernet with very maximized AUI cables. It can be connected into bigger Ethernet.
Matric define as Formula of path selection
do you do paraphrase
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Responsibility of Application Layer
how to switching and routing
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