1. Write a program to extract all fields from an IPv4 or IPv6 datagram header. Print the values in hexadecimal, dotted decimal, or colon hex notation as appropriate. 2. If the payload of an IPv4...

1. Write a program to extract all fields from an IPv4 or IPv6 datagram header. Print the values in hexadecimal, dotted decimal, or colon hex notation as appropriate.

2. If the payload of an IPv4 datagram contains one 8-bit data value and no header options, what values will be found in header fields H. LEN and TOTAL LENGTH?

3. Does a destination address in an IP datagram ever refer to an intermediate router? Explain.