Clinical hypnosis is an altered state of awareness, perception or consciousness that is used, by licensed and trained doctors or masters prepared individuals, for treating a psychological or physical problem. It is a highly relaxed state. Hypnosis is a state of inner absorption, concentration and focused attention.
Purpose. Teredo is an IPv6 transition technology that provides address assignment and host-to-host automatic tunneling for unicast IPv6 traffic when IPv6/IPv4 hosts are located behind one or multiple IPv4 network address translators (NATs).
All replies. Teredo tunneling translates one IP version into another (IPv4/IPv6). I cant tell you if you need it without more information. The Wikipedia article says Teredo is a temporary measure and should be discontinued as soon as a more permanent fix is available. The Wikipedia article seems to have been written around 2007.