IPR Details
Cisco's Statement of IPR relating to draft-ietf-l3vpn-2547bis-mcast-10

The text of the original IPR disclosure is available in the disclosure history.

Submitted: February 10, 2010 under the rules in RFC 3979 as updated by RFC 4879

Note: Updates to IPR disclosures must only be made by authorized representatives of the original submitters. Updates will automatically be forwarded to the current Patent Holder's Contact and to the Submitter of the original IPR disclosure.



I. Patent Holder/Applicant ("Patent Holder")

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Cisco Systems Holder legal name Cisco Systems

II. Patent Holder's Contact for Licence Application

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Holder contact name Dan Lang
Holder contact email standards-ipr@cisco.com

Holder contact info

Director, Intellectual Property

III. IETF Document or Other Contribution to Which this IPR Disclosure Relates

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Internet-Draft: draft-ietf-l3vpn-2547bis-mcast ("Multicast in MPLS/BGP IP VPNs")
Revisions: 08
Sections: The section in the draft on PIM Join attribute may be covered by the patent
Internet-Draft: draft-ietf-l3vpn-2547bis-mcast ("Multicast in MPLS/BGP IP VPNs")

IV. Disclosure of Patent Information i.e., patents or patent applications required to be disclosed by RFC 3979 as updated by RFC 4879

A. For granted patents or published pending patent applications, please provide the following information:

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Patent 6,078,590 (
Date: June 2000
Country: USA

Patent, Serial, Publication, Registration, or Application/File number(s)

US Patent No. 6,078,590
US Patent No. 6,611,528

B. Does this disclosure relate to an unpublished pending patent application?:

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Yes Has patent pending No

V. Licensing Declaration

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):

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Licensing See Text Below for Licensing Declaration

(No information submitted)

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

If technology in this document is included in a standard adopted by IETF and any claims of any Cisco
patents are necessary for practicing the standard, any party will have the right to use any such patent
claims under reasonable, non-discriminatory terms, with reciprocity, to implement and fully comply with
the standard.

The reasonable non-discriminatory terms are:

If this standard is adopted, Cisco will not assert any patents owned or controlled by Cisco against any
party for making, using, selling, importing or offering for sale a product that implements the standard,
provided, however that Cisco retains the right to assert its patents (including the right to claim past royalties)
against any party that asserts a patent it owns or controls (either directly or indirectly) against Cisco or
any of Cisco's affiliates or successors in title or against any products of Cisco or any products of any
of Cisco's affiliates either alone or in combination with other products; and Cisco retains the right to
assert its patents against any product or portion thereof that is not necessary for compliance with the

Royalty-bearing licenses will be available to anyone who prefers that option.

Note: The individual submitting this template represents and warrants that he or she is authorized by the Patent Holder to agree to the above-selected licensing declaration.

VI. Contact Information of Submitter of this Form

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Submitter name
Submitter email

Only those sections of the relevant entry form where the submitter provided information are displayed.