IPR Details
Nortel Networks Statement about IPR in RFC 3489

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

Submitted: January 14, 2008

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.

Updated by

This IPR disclosure has been updated by IPR disclosure ID #965, "Update to Nortel Networks Statement about IPR claimed in RFC 3489".

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

Holder legal name
Nortel Networks

'II'. Patent Holder's Contact for License Application

Holder contact name
Michelle Lee
Holder contact email
Holder contact info

IP Counsel

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

RFC3489 ("STUN - Simple Traversal of User Datagram Protocol (UDP) Through Network Address Translators (NATs)")

'IV'. Disclosure of Patent Information i.e., patents or patent applications required to be disclosed by Section 6 of RFC 3979

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

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

US Patent No. 6,993,595

B. Does this disclosure relate to an unpublished pending patent application?:

Has patent pending

'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):

one selected]
Licensing information, comments, notes, or URL for further information

(No information submitted)

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

'VII'. Other Notes

Additional notes

As understood, RFC3489 is identified as a proposed standard but will be
obseleted by the proposed IETF Internet draft-ietf-behave-rfc3489bis-13,
Session Traversal Utilities for (NAT) (STUN), if such draft is approved
as the resulting IETF standard.

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