RFC 2460, "Internet Protocol, Version 6 (IPv6) Specification", December 1998
Note: This RFC has been obsoleted by RFC 8200Source of RFC: ipngwg (int)
Errata ID: 4657
Status: Held for Document Update
Reported By: Fernando Gont
Date Reported: 2016-04-07
Held for Document Update by: Suresh Krishnan
Date Held: 2017-01-29
Section 4 says:
It should say:
Extension headers must never be inserted by any node other than the source of the packet. IP Encapsulation must be used to meet any requirement for inserting headers, for example, as defined in [RFC2473].
This is being handled in the 2460bis work.