Question: Problem 4 l)In IPv4, does the router need to update the IP header checksum hop by hop? Why? 2) In TCP header, which bit should

Problem 4 l)In IPv4, does the router need to update the IP header checksum hop by hop? Why? 2) In TCP header, which bit should be set to 1 to represent a connect request? 3) I took my laptop to Willard building, and connected to the Penn State wireless LAN. What protocol did I use to get my IP address for this connection? 4) In IPv4, how many bits are used to represent the source IP address
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