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A. UDP multiplexing and demultiplexing. Consider the figure below, with 6 sockets shown across the network, and the corresponding Python code at each host. There are four UDP segments in flight. Provide the source and destination port numbers for each segment with a value below. mySocket socket (AF_INET, SOCK_DGRAM) mySocket.bind (myaddr, 3200) mySocket socket (AF_INET, SOCK_DGRAM) mySocket bind (myaddr 3201) 1. 2. 3. =yBocket - socket (AF INET, SOCK DGRAM) mySocket.bind(myaddr, 6515) mySocket socket (AF_INET, 8OCK_DGRAM) mySocket.bind(myaddr, 3202) P1 transport network link physical source port:? dest port: ? T Segment A source port # Segment B source port # Segment C destination port # 4. Segment D source port # 5. Segment D destination port # P4 P5 P6 ransport network link physical A source port: ? dest port: ? mySocket = socket (AF_INET, SOCK_DGRAM) mySocket.bind(myaddr, 3287) Source port:? destport: ? myBocket - socket (AF_INET, SOCK_DGRAM) mySocket.bind (myaddr, 5313) P2 source port: ? dest port: ? P3 transport network link physical

A. UDP multiplexing and demultiplexing. Consider the figure below, with 6 sockets shown across the network, and the corresponding Python code at each host. There are four UDP segments in flight. Provide the source and destination port numbers for each segment with a value below. mySocket socket (AF_INET, SOCK_DGRAM) mySocket.bind (myaddr, 3200) mySocket socket (AF_INET, SOCK_DGRAM) mySocket bind (myaddr 3201) 1. 2. 3. =yBocket - socket (AF INET, SOCK DGRAM) mySocket.bind(myaddr, 6515) mySocket socket (AF_INET, 8OCK_DGRAM) mySocket.bind(myaddr, 3202) P1 transport network link physical source port:? dest port: ? T Segment A source port # Segment B source port # Segment C destination port # 4. Segment D source port # 5. Segment D destination port # P4 P5 P6 ransport network link physical A source port: ? dest port: ? mySocket = socket (AF_INET, SOCK_DGRAM) mySocket.bind(myaddr, 3287) Source port:? destport: ? myBocket - socket (AF_INET, SOCK_DGRAM) mySocket.bind (myaddr, 5313) P2 source port: ? dest port: ? P3 transport network link physical

Computer Networking: A Top-Down Approach (7th Edition)
Computer Networking: A Top-Down Approach (7th Edition)
7th Edition
ISBN:9780133594140
Author:James Kurose, Keith Ross
Publisher:James Kurose, Keith Ross
Chapter1: Computer Networks And The Internet
Section: Chapter Questions
Problem R1RQ: What is the difference between a host and an end system? List several different types of end...
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A. UDP multiplexing and demultiplexing. Consider the figure below, with 6 sockets shown across the network, and the corresponding Python code at each host. There are four UDP segments in flight. Provide the source and destination port numbers for each segment with a value below. mySocket socket (AF_INET, SOCK_DGRAM) mysocket.bind (myaddr, 320,0) 1. 2. mySocket = socket (AF_INET, SOCK_DGRAM) mySocket.bind (myaddr, 3201) mySocket socket (AF_INET, SOCK_DGRAM) mySocket.bind(myaddr, 3202) mySocket- socket (AF INET, SOCK DGRAM) mySocket.bind (myaddr, 6515) P1 transport network link physical B source port: ? dest port: ? Segment A source port #_ Segment B source port # 3. Segment C destination port # 4. Segment D source port # 5. Segment D destination port # P4 A source port: ? dest port: ? P5 ransport network lirk physical P6 mySocket = socket (AF_INET, SOCK_DGRAM) mySocket bind (myaddr, 5287) mySocket - Bocket (AF_INET, SOCK_DGRAM) mySocket.bind (myaddr, 5313) D source port: 7 dest port: ? source port: ? dest port: ? P2 P3 Ttransport network link physical
Transcribed Image Text:A. UDP multiplexing and demultiplexing. Consider the figure below, with 6 sockets shown across the network, and the corresponding Python code at each host. There are four UDP segments in flight. Provide the source and destination port numbers for each segment with a value below. mySocket socket (AF_INET, SOCK_DGRAM) mysocket.bind (myaddr, 320,0) 1. 2. mySocket = socket (AF_INET, SOCK_DGRAM) mySocket.bind (myaddr, 3201) mySocket socket (AF_INET, SOCK_DGRAM) mySocket.bind(myaddr, 3202) mySocket- socket (AF INET, SOCK DGRAM) mySocket.bind (myaddr, 6515) P1 transport network link physical B source port: ? dest port: ? Segment A source port #_ Segment B source port # 3. Segment C destination port # 4. Segment D source port # 5. Segment D destination port # P4 A source port: ? dest port: ? P5 ransport network lirk physical P6 mySocket = socket (AF_INET, SOCK_DGRAM) mySocket bind (myaddr, 5287) mySocket - Bocket (AF_INET, SOCK_DGRAM) mySocket.bind (myaddr, 5313) D source port: 7 dest port: ? source port: ? dest port: ? P2 P3 Ttransport network link physical
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