4.2-1a. Packet scheduling (FCFS). Consider the pattern of red and green packet arrivals to a router's output port queue, shown below. Suppose each packet takes one time slot to be transmitted, and can only begin transmission at the beginning of a time slot after its arrival. Indicate the sequence of departing packet numbers (at t = 1, 2, 3, 4, 5, 6, 7) under FCFS scheduling. Give your answer as 7 ordered digits (each corresponding to the packet number of a departing packet), with a single space between each digit, and no spaces before the first or after the last digit, e.g., in a form like 7 6 5 4 3 2 1). arrivals packet in service departures 234 5 67 ??????? ←N -w 4 69 T
4.2-1a. Packet scheduling (FCFS). Consider the pattern of red and green packet arrivals to a router's output port queue, shown below. Suppose each packet takes one time slot to be transmitted, and can only begin transmission at the beginning of a time slot after its arrival. Indicate the sequence of departing packet numbers (at t = 1, 2, 3, 4, 5, 6, 7) under FCFS scheduling. Give your answer as 7 ordered digits (each corresponding to the packet number of a departing packet), with a single space between each digit, and no spaces before the first or after the last digit, e.g., in a form like 7 6 5 4 3 2 1). arrivals packet in service departures 234 5 67 ??????? ←N -w 4 69 T
Principles of Information Security (MindTap Course List)
6th Edition
ISBN:9781337102063
Author:Michael E. Whitman, Herbert J. Mattord
Publisher:Michael E. Whitman, Herbert J. Mattord
Chapter6: Security Technology: Access Controls, Firewalls, And Vpns
Section: Chapter Questions
Problem 2RQ
Related questions
Question
![4.2-1a. Packet scheduling (FCFS). Consider the pattern of red and green packet
arrivals to a router's output port queue, shown below. Suppose each packet takes one
time slot to be transmitted, and can only begin transmission at the beginning of a time
slot after its arrival. Indicate the sequence of departing packet numbers (at t = 1, 2, 3,
4, 5, 6, 7) under FCFS scheduling. Give your answer as 7 ordered digits (each
corresponding to the packet number of a departing packet), with a single space
between each digit, and no spaces before the first or after the last digit, e.g., in a form
like 7 6 5 4 3 2 1).
arrivals
packet
in service
departures
146
234
? ? ? ? ? ? ?
IN
5 67
1 2
3 4 5
→→→→→
Not quite. This answer is incorrect.
16](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2F6b67a6a2-2d8c-4553-99c2-3c44a5ebdd4f%2F14c6f930-1b62-4d48-a690-d15bab011610%2Felefo2y_processed.png&w=3840&q=75)
Transcribed Image Text:4.2-1a. Packet scheduling (FCFS). Consider the pattern of red and green packet
arrivals to a router's output port queue, shown below. Suppose each packet takes one
time slot to be transmitted, and can only begin transmission at the beginning of a time
slot after its arrival. Indicate the sequence of departing packet numbers (at t = 1, 2, 3,
4, 5, 6, 7) under FCFS scheduling. Give your answer as 7 ordered digits (each
corresponding to the packet number of a departing packet), with a single space
between each digit, and no spaces before the first or after the last digit, e.g., in a form
like 7 6 5 4 3 2 1).
arrivals
packet
in service
departures
146
234
? ? ? ? ? ? ?
IN
5 67
1 2
3 4 5
→→→→→
Not quite. This answer is incorrect.
16
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