11. How is the NAT table implemented in the Linuxkernel?
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12. What header fields in IPv4 are removed from oradded into the header of IPv6? Why?
13. How can IPv4 and IPv6 coexist?
14. How does a host translate IP addresses to MACaddresses through ARP?
15. How does a host obtain its IP address through DHCPor ARP?
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