Question: what is difference between ipv4 vs ipv6?
Answer: IPv4 uses a 32-bit address for its Internet addresses. ... IPv6 utilizes 128-bit Internet addresses. Therefore, it can support 2^128 Internet addresses—340,282,366,920,938,463,463,374,607,431,768,211,456 of them to be exact. The number of IPv6 addresses is 1028 times larger than the number of IPv4 addresses.