NETLAB | Lab 1: The OSI Model | Review Questions and Answers

NETLAB | Lab 1: The OSI Model | Review Questions and Answers data What is the PDU associated with the top three layers of the OSI model? request (GET) What HTTP message type is used to request data? response (OK) What HTTP message type was used to signify the image was successfully transferred to the client? 49157 In Section 3.1, Step 2a, what is the source port for the conversation? 80 In Section 3.1, Step 2b, what is the Well Known Port number for the HTTP protocol? Segment 1: SYN Segment 2: SYN-ACK Segment 3: ACK Identify which flags are set in each segment of the three-way handshake. dynamic The port number 49157 is known as this type of port because it is randomly generated when the conversation is initiated. well known The port number 80 is known as this type of port because it is assigned to the HTTP protocol by IANA. 121 bytes If the IP header is 20 bytes, how big is the TCP segment encapsulated by this header? 20 bytes What is the typical length of an IP header? router What device decreases the TTL value whenever a packet traverses it? packet What is the PDU associated with the network layer of the OSI model? 48 How long is a MAC address in bits? 6 How long is a MAC address in bytes? Organizationally Unique Identifier (OUI) What is the first half of a MAC address known as? ipconfig /all What command can be used on a Windows machine to view the MAC address? bits What is the PDU associated with the physical layer of the OSI model? true True or false - a bad cable is considered a physical layer issue? false