4over6 is an
IPv6 transition technology. It is intended as a mechanism for
Internet service providers to provide continued access to the
IPv4
Internet Protocol version 4 (IPv4) is the fourth version of the Internet Protocol (IP). It is one of the core protocols of standards-based internetworking methods in the Internet and other packet-switched networks. IPv4 was the first version de ...
Internet over an IPv6-only service provider infrastructure.
There are currently two versions of the protocol: Public 4over6 which is deployed but not recommended for new implementations, and Lightweight 4over6 which is an extension to the
Dual-Stack Lite architecture.
References
External links
Lightweight 4over6 Efforts Debuted at IETF 85: An IPv4 Service Continuity Solution for Smooth IPv6 Transition*
*
* "Comparison of IPv4-over-IPv6 (4over6) and Dual Stack Technologies in Dynamic Configuration for IPv4/IPv6 Address" in
IPv6 transition technologies
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