Comparison of IPv4 and IPv6 - IBM
www.ibm.com › i › 7The enhancements have been designed so that existing IPv4 applications are completely unaffected by IPv6 and API changes. Applications that want to support concurrent IPv4 and IPv6 traffic, or IPv6-only traffic, are easily accommodated using IPv4-mapped IPv6 addresses of the form ::ffff:a.b.c.d, where a.b.c.d is the IPv4 address of the client.
IPv4 vs. IPv6: What’s the Difference? | Avast
www.avast.com › c-ipv4-vs-ipv6-addressesMay 08, 2020 · Internet Protocol version 6, or IPv6, was first introduced in the late 1990s as a replacement for IPv4. It uses 128-bit addresses formatted as eight groups of four hexadecimal numbers separated by colons. IPv6 is the solution that addresses the relatively limited number of IP addresses possible under IPv4. Under IPv6, there will no longer be a ...