A company has a wireless network. In this network, collisions occur when more than one device sends data at the same time. Which physical layer function can a network administrator perform to determine whether or not any device is sending data to the channel?
A. CSMA/CD
B. CCA
C. CSMA/CA
D. CCX
Answer:B
A company has a wireless network. In this network, collisions occur when more than one device sends data at the same time. Which physical layer function can a network administrator perform to determine whether or not any device is sending data to the channel?
A. CSMA/CD B. CCA C. CSMA/CA D. CCX