IPR Details
IBM Corporation's Statement about IPR related to MPLS

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

Submitted: August 8, 2001 under the rules in RFC 2026

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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IBM Corporation Holder legal name IBM Corporation

II. Patent Holder's Contact for Licence Application

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John Tavs Holder contact name Gerrianne Delaney
tavs@raleigh.ibm.com Holder contact email wcadams@us.ibm.com

IBM Director of Licensing
IBM Corporation
North Castle Drive, Armonk, N.Y., 10504

Holder contact info

IBM Director of Licensing
North Castle Drive, Armonk, N.Y., 10504

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

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Designations for Other Contributions MPLS
Designations for Other Contributions

IV. Disclosure of Patent Information i.e., patents or patent applications required to be disclosed by RFC 2026

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

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

IBM US Patent 6055561, (Mapping of Routing Traffic to Switching Networks, issued April, 2000, Feldman et al)

IBM US Patent 6069889, (Aggregationof Data Flows on Switched Network Paths, issued September, 1997, Feldman et al)

IBM US Patent 5311509, (Configurable Gigabits Switch Adapter, issued May,1994, Heddes et al)

B. Does this disclosure relate to an unpublished pending patent application?:

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No 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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See Text Below for Licensing Declaration Licensing See Text Below for Licensing Declaration

This is to advise the IETF that IBM believes it has filed patents
that relate to the MPLS working group.

In accordance with the intellectual
property rights procedures of the IETF standards process,
IBM is willing to offer, upon written request from the implementers of
the MPLS, a non-exclusive license under reasonable and
non-discriminatory terms and conditions.

Any party wishing to request a license should write to :

IBM Director of Licensing
IBM Corporation
North Castle Drive, Armonk, N.Y., 10504

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

In support of IETF intellectual property rights procedures, IBM is willing
to offer non-exclusive licenses,upon written request from implementers of
MPLS, under reasonable and non-discriminatory terms and conditions, in
accordance with IBM's usual licensing practices, when there is a necessary dependence upon IBM patents to implement MPLS.

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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John Tavs Submitter name Chuck Adams, Jr .
tavs@raleigh.ibm.com Submitter email wcadams@us.ibm.com

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