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IPR Details
Cisco's Patent Claim on VRRP and HSRP

Submitted: March 20, 1998 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")

Holder legal name Cisco

II. Patent Holder's Contact for License Application

Holder contact name Martin McNealis
Holder contact email
Holder contact info

IP Product Line Manager

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

Internet-Draft:
draft-ietf-vrrp-spec ("Virtual Router Redundancy Protocol")
Notice:
No revisions for this Internet-Draft were specified in this disclosure. The Internet-Draft's revision at the time this disclosure was posted could not be determined. Contact the discloser or patent holder if there are questions about which revisions this disclosure pertains to.
Internet-Draft:
draft-li-hsrp ("Cisco Hot Standby Router Protocol (HSRP)")
Notice:
No revisions for this Internet-Draft were specified in this disclosure. However, there is only one revision of this Internet-Draft.

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:

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

#5,473,599

B. Does this disclosure relate to an unpublished pending patent application?:

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):

Licensing See Text Below for Licensing Declaration
Licensing information, comments, notes, or URL for further information

Cisco believes that implementation of draft-ietf-vrrp-spec-05.txt will
require a license to Cisco's patent #5,473,599. If this protocol is
approved as an IETF standard, licenses will be available to any party on
reasonable, nondiscriminatory terms for implentation of the protocol.

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

Submitter name
Submitter email

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