An 802.6 MAN (shown below) has five stations.
Assume the stations queue segments for access to bus A in the following order:
(1) station 2 [priority 0]
(2) station 5 [priority 1];
(3) station 1 [priority 0]
(4) station 4 [priority 2]
(5) station 3 [priority 2]
(a) Show the values of the HQ and CD registers for each station, for each step. as the stations queue for access to the bus (assume no free slots appear on bus A).
(b) Show the values of the HQ and CD registers for each station as each station gains access to the bus (assume free slots are being sent over bus A).

B 1 2 3 4 5