R&D/PIV/PI Attn. Mr. Serge RAES
38-40, rue du General Leclerc
F-92794 Issy Les Moulineaux Cedex 9, France
T: +33 1 4529 6007
F: +33 1 4529 6560

The Patent Holder states that its position with respect to licensing any patent claims
contained in the patent(s) or patent application(s) disclosed above that would necessarily
be infringed by implementation of the technology required by the relevant IETF
specification ("Necessary Patent Claims"), for the purpose of implementing such
specification, is as follows(select one licensing declaration option only):

See text box below for licensing declaration.

Licensing information, comments, notes or URL for further information:

France Telecom SA declares that its contributions comply with section 10
ofRFC 2026, as updated byRFC 3667 andRFC 3668.

If part(s) of a contribution by France Telecom SA employees is(are) included
in an IETF standard and France Telecom SA has patents and/or pending
applications that
are essential to implementation of such included part(s), France Telecom is
prepared to
grant, on the basis of reciprocity (grant-back) whenever applicable, a license
on such
included part(s) on reasonable, non-discriminatory terms and conditions.

Such license shall be subject to a written license agreement before using such
patents
and/or patent applications.