Lab#5 Wireshark

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Questions and Answers for Lab #5 1. What is the purpose of address resolution protocol (ARP)? Address resolution protocol converts IP addresses to ethernet addresses. 2. What is the purpose of dynamic host control protocol (DHCP)? DHCP allows a computer to join an IP-based network without having a pre-configured IP address. DHCP is a protocol that assigns unique IP addresses to devices, then releases and renews these addresses as devices leave and re-join the network. 3. What was the DHCP allocated source IP host address for “student” VM and target VM? The DHCP allocated source IP host for VM is 172.30.0.4 and for Target VM is 172.30.0.8 4. When you pinged the targeted IP host, what was the source IP address and destination IP address of the ICMP echo request packet? souce = 172.30.0.2 target = 172.30.0.8 5. Did the targeted IP host respond to the ICMP echo- request packet with an ICMP echo- reply packet? If yes, how many ICMP echo- request packets were sent back to the IP source? Yes, the targeted IP host did respond to the ICMP echo request packet.There was a total of 8 packets. 6. Find a TCP three- way handshake for a Telnet, FTP, or SSH session. What is the significance of the TCP three- way handshake? The significance of the TCP three way handshake is to prevent data interception.A communication channel is created establish security protocols between the client and server. 7. What was the SEQ# of the initial SYN TCP packet and ACK# of the SYN ACK TCP packet? SEQ# 0, ACK# 1 8. During the instructor’s Telnet session to LAN Switch 1 and LAN Switch 2, what was the captured terminal password for LAN Switch 1 and LAN Switch 2? The captured terminals passwords were “cisco” for the the LAN 1 and Lan 2 switches. 9. When the instructor used SSH to remotely access a Cisco router, were you able to see
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