IPv6 Stateless Address Autoconfiguration (SLAAC)
0010 0000 0000 0001 0001 ::
First 64 bits assigned by router using lan segment from interface
1001 0010 0011 0100 0101 0110 1111 1111 1111 1110 0111 1000 1010 1011 1100 1101
Host address based on EUI-64 Protocol