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.ll 7.2i
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.nr LL 7.2i
.nr LT 7.2i
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.ds LH RFC 9999
.ds CH Abbreviated Title
.ds RH December 2010
.ds LF Doe
.ds CF Best Current Practice
.ds RF FORMFEED[Page %]

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Status of This Memo

.in 3
This document is not an Internet Standards Track specification; it is
published for the historical record.

This document defines a Historic Document for the Internet community.
This document is a product of the Internet Research Task Force (IRTF).
The IRTF publishes the results of Internet-related research and
development activities.  These results might not be suitable for
deployment.  This RFC represents the individual opinion(s) of one or
more members of the Workgroup Research Group of the Internet Research
Task Force (IRTF).  Documents approved for publication by the IRSG are
not a candidate for any level of Internet Standard; see Section 2 of RFC
5741.

Information about the current status of this document, any errata, and
how to provide feedback on it may be obtained at
http://www.rfc-editor.org/info/rfc9999.