Question: please answer all the questions. 1) What is collision detection and collision avoidance? How do they differ? 2) Describe DCF and how it is used.

please answer all the questions.

1) What is collision detection and collision avoidance? How do they differ? 2) Describe DCF and how it is used. 3) Describe PCF and how it is used. 4) Describe HCF and how it is used. 5) What is the concept of airtime fairness? 6) What are some different types of wireless LAN (802.11) client devices? Describe each. 7) Describe the management, data, and control planes. 8) What is the difference between autonomous, centralized, and distributed wireless LAN (802.11) architectures? 9) What is the concept of mesh access? 10) What is SNMP and how is it used with wireless LAN (802.11) networks

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