http://www.rfc-editor.org/rfc/rfc5095.txt
RFC 5095: Deprecation of Type 0 Routing Headers in IPv6, J. Abley, P. Savola, G. Neville-Neil2007-12-01T23:00:00-00:00The functionality provided by IPv6's Type 0 Routing Header can be exploited in order to achieve traffic amplification over a remote path for the purposes of generating denial-of-service traffic. This document updates the IPv6 specification to deprecate the use of IPv6 Type 0 Routing Headers, in light of this security concern. [STANDARDS-TRACK]