Question: what is the difference between ipv4 vs ipv6?
Answer: KEY DIFFERENCE IPv4 is 32-Bit IP address whereas IPv6 is a 128-Bit IP address. ... IPv4 supports broadcast whereas IPv6 doesn't support broadcast. IPv4 has checksum fields while IPv6 doesn't have checksum fields. IPv4 supports VLSM (Virtual Length Subnet Mask) whereas IPv6 doesn't support VLSM.