Review Questions

1:Differentiate between 802.11 and 802.16 in terms of performance, coverage, and implementation.
2:Is Ethernet a right choice for frame transmission in wireless MANs?
3:Differentiate between multiple modulation formats for WMANs.
4:Develop an algorithm to place antennas, taking line of sight into consideration to create the following:
  1. A ring with 5 nodes

  2. A ring with 8 nodes and diverse protection (The work and protection path cannot be on the same geographical path.)

5:How does fading affect transmission?
6:Describe the 3 sublayers in the MAC for 802.16.
7:Describe the performance benefit of adaptive modulation. What is backoff?
8:How does FEC help in bettering system gain?
9:How does registration of subscriber stations occur in 802.16? ...

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