Beginners computer networks of these concepts is very fuzzy

CodePudding user response:

Channel is a very broad concept, it means the transport channel, the WIFI connection is channel, cable channel, optical fiber is also a channel, you can say how much one channel transmission rate and bandwidth, can't say one link several channel,
Analogy, you can say that a road Gxxx how wide it is, some time the traffic is much; But can't said, pointing to a road, this road contains several national highway,

CodePudding user response:

reference 1/X - I - n reply:

channel is a very broad concept, it means the transport channel, the WIFI connection is channel, cable channel, optical fiber is also a channel, you can say how much one channel transmission rate and bandwidth, can't say one link several channel,
Analogy, you can say that a road Gxxx how wide it is, some time the traffic is much; But can't said, pointing to a road, this road contains several national highway,

the full duplex is to use two channels, a channel can be half duplex