Explain ipv4 and ipv6.

Ipv4 and ipv6 are IP addressing methods using binary. ipv4 is made up of 32bit addresses using 0-9 separated by periods. ipv4 provides 4.3 billion addresses. ipv6 addresses are 128 bit addresses using 0-9,a-f to provide hexadecimal addresses separated by colons. ipv6 provides 340 undecillion addresses.