Question: Compare and contrast a controlled access protocol with a channelizing protocol. A network with one primary and three secondary stations uses polling. The size of

  1. Compare and contrast a controlled access protocol with a channelizing protocol.

  2. A network with one primary and three secondary stations uses polling. The size of a data frame is 150 bytes. The size of the poll, ACK, and NAK frames are 8 bytes each. Each station has 2 frames to send. How many total bytes are exchanged if there is no limitation on the number of frames a station can send in response to a poll?

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