Title: Cisco System's Statement of IPR relating to draft-ietf-bfd-base-11
Date: February 5, 2010
Submitter: Rachel Albright<ralbrigh@cisco.com>



Cisco Systems, Inc. is an owner of U.S. Patent No. 7,561,527 ("the '527
patent") relating to the subject matter of "Bidirectional Forwarding
Detection" <draft-ietf-bfd-base-11.txt >.

To the extent technology in this document is included in a standard
adopted by the IETF, Cisco hereby grants a royalty-free, non-exclusive,
perpetual, sub-licensable, worldwide license to any party to make, use,
sell, offer for sale, and import a product that implements and is fully
compliant with the standard under Cisco's rights to any claim of the
'527 patent that is necessarily infringed by such a product.

For information contact:

Dan Lang

Director, Intellectual Property

Cisco Systems, Inc.

+1 408-526-6672

standards-ipr@cisco.com