TEXT   31
tcp
Guest on 4th February 2023 01:18:54 PM


  1. 20. The packets on the backlog queue are processed by tcp_v4_do_rcv().
  2.  
  3.     a. When the backlog queue         b. Whenever the prequeue
  4.        gets too long.                    is too full.
  5.  
  6.     c. When a periodic timer expires  d. Whenever the sock lock is
  7.                                          released.
  8.  
  9. 21. For each of the following TCP receive queues indicate whether a
  10.     packet might be reside on the queue before (B) or after (A) being
  11.     processed by tcp_v4_do_rcv();
  12.  
  13.     ___ a. prequeue
  14.  
  15.  
  16.     ___ b. receive queue
  17.  
  18.  
  19.     ___ c. out-of-order queue
  20.  
  21.  
  22.     ___ d. backlog queue
  23.  
  24.  
  25. 22. Suppose all of the queues contain data. Order them (1, 2, 3, 4)
  26.     by sequence number where 1 means the queue contains the smallest
  27.     sequence number and 4 the larges.
  28.  
  29.     ___ a. prequeue
  30.  
  31.  
  32.     ___ b. receive queue
  33.  
  34.  
  35.     ___ c. out-of-order queue
  36.  
  37.  
  38.     ___ d. backlog queue
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