20. Are there any other layer 1 devices I should know about?
We’ll mention just one more: media converters, which enable different network media
to be connected to one another. For example, using a media converter you can connect a
coaxial cable to UTP cable; coaxial cable to fiber-optic cable; a 100 Mbps Ethernet UTP
segment to 100 Mbps Ethernet fiber-optic segment; and half or full-duplex UTP segments
to 10 Mbps Ethernet fiber-optic segments. (See Chapter 8 for a discussion of 100 Mbps
Ethernet and full-duplex Ethernet.) Some people like to think of transceivers as media
converters because transceivers support ...
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