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                IPv4 Address Types
                      |
                +-----+-----+
                |           |
            Unicast    Multicast
                |           |
         +------+------+------+
         |             |             |
      Global     Link-local   Site-local
         |             |             |
   +-----+-----+ +-----+-----+ +-----+-----+
   |           | |           | |           |
   Host   Router  All Hosts   All Routers  Limited Broadcast