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information about this packet.We see that the IP datagram within this packet has protocol number 01,which is the protocol number for ICMP.This means that the payload of the IP datagram is an ICMP packet. ▣X 服制解o☑×B回中中。苍&目目。Q。 Exvresson...Cleer Accly 192.168.110 143.89.1 net ))) Field:x (DP:Default:ECN:x0 a Internet Control Message Protocol ntamtConbdMessgePotocd0empl.40bntes 220:20M0 Figure 2 Wireshark output for Ping program with Internet Protocol expanded. Figure 3 focuses on the same ICMP but has expanded the ICMP protocol information in the packet contents window.Observe that this ICMP packet is of Type 8 and Code 0-a so-called ICMP"echo request"packet.(See Figure 5.19 of text.)Also note that this ICMP packet contains a checksum,an identifier,and a sequence number. information about this packet. We see that the IP datagram within this packet has protocol number 01, which is the protocol number for ICMP. This means that the payload of the IP datagram is an ICMP packet. Figure 2 Wireshark output for Ping program with Internet Protocol expanded. Figure 3 focuses on the same ICMP but has expanded the ICMP protocol information in the packet contents window. Observe that this ICMP packet is of Type 8 and Code 0 - a so-called ICMP “echo request” packet. (See Figure 5.19 of text.) Also note that this ICMP packet contains a checksum, an identifier, and a sequence number
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