ANSWERS: 1
  • IPv4 Class A Network -- 1.0.0.0 to 126.255.255.255. Default Subnet 255.0.0.0 Class B Network -- 128.0.0.0 to 191.255.255.255. Default Subnet 255.255.0.0 Class C Network -- 192.0.0.0 to 223.255.255.255. Default Subnet 255.255.255.0 Class D Network -- 224.0.0.0 to 239.255.255.255. Class D networks are used to support multicasting. Class E Network -- 240.0.0.0 to 255.255.255.255. Class E networks are used for experimentation. IPv6 There are 3 address types in v6 - Unicast, anycast, and multicast. Unicast addresses identify a single network device, anycast and multicast addresses identify a group of network devices. IPv6 addresses are 128 bit, compared to the 32 bit addresses of v4 and look like this example - 2001:0db8:85a3:08d3:1319:8a2e:0370:7348 Ipv6 does not use subnetting.

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