TSB What is IPv6 IPv6 (Internet Protocol, version 6)was developed by the Internet Engineering Task Force (ete), starting in 1993, in response to a series of perceived problems, primarily with exhaustion of the current ip version 4 IPv4), address space3 TSB What is IPv6 • IPv6 (Internet Protocol, version 6) was developed by the Internet Engineering Task Force (IETF), starting in 1993, in response to a series of perceived problems, primarily with exhaustion of the current, IP version 4 (IPv4), address space