Podcast
Questions and Answers
What is the hexadecimal value for the two-byte Frame type field in the Ethernet frame carrying the HTTP GET request?
What is the hexadecimal value for the two-byte Frame type field in the Ethernet frame carrying the HTTP GET request?
- 0x0002
- 0x0001
- 0x0806
- 0x0800 (correct)
How many bytes from the very start of the Ethernet frame does the ASCII “G” in “GET” appear in the Ethernet frame?
How many bytes from the very start of the Ethernet frame does the ASCII “G” in “GET” appear in the Ethernet frame?
- 46
- 50
- 54 (correct)
- 60
What is the value of the Ethernet source address in the Ethernet frame containing the first byte of the HTTP response message?
What is the value of the Ethernet source address in the Ethernet frame containing the first byte of the HTTP response message?
- The router's Ethernet address
- The Ethernet address of a device in the network (correct)
- Your computer's Ethernet address
- gaia.cs.umass.edu's Ethernet address
What is the destination address in the Ethernet frame?
What is the destination address in the Ethernet frame?
What device has the Ethernet address mentioned in question 5?
What device has the Ethernet address mentioned in question 5?
How do students typically answer questions with hand-in assignments?
How do students typically answer questions with hand-in assignments?
What is the location where the trace file nat-inside-wireshark-trace1-1.pcapng was captured?
What is the location where the trace file nat-inside-wireshark-trace1-1.pcapng was captured?
What is the purpose of analyzing the two HTTP messages (GET and 200 OK)?
What is the purpose of analyzing the two HTTP messages (GET and 200 OK)?
What happens to IP addresses and port numbers in the packets heading towards the server?
What happens to IP addresses and port numbers in the packets heading towards the server?
Why are the time stamps in the two trace files not necessarily synchronized?
Why are the time stamps in the two trace files not necessarily synchronized?
What is the purpose of capturing packets on the Internet-side link between the router and the ISP?
What is the purpose of capturing packets on the Internet-side link between the router and the ISP?
What is the relationship between the two trace files?
What is the relationship between the two trace files?
What is the purpose of the ARP cache?
What is the purpose of the ARP cache?
What is the ARP command used for?
What is the ARP command used for?
What is the relationship between the ARP protocol and the arp command?
What is the relationship between the ARP protocol and the arp command?
What is the ARP protocol used for?
What is the ARP protocol used for?
Where is the ARP cache typically stored?
Where is the ARP cache typically stored?
What is the purpose of the ARP protocol in the context of the Wireshark labs?
What is the purpose of the ARP protocol in the context of the Wireshark labs?
