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IPR Details
Axerra Networks, Inc.'s statement about IPR claimed in draft-ietf-pwe3-cesopsn-02.txt

Submitted: February 2, 2005 under the rules in RFC 3668.

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

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

Holder legal name Axerra Networks, Inc.

II. Patent Holder's Contact for License Application

Holder contact name Ronen Ostri
Holder contact email
Holder contact info

Director Product Management
Axerra Networks, 24 Raoul Wallenberg St. Tel Aviv, Israel
T: +972-3-7668264
F: +972-3-6487779

III. Contact Information for the IETF Participant Whose Personal Belief Triggered this Disclosure

Name Alexander (
Other info

Chief SW Architect
Axerra Networks, 24 Raoul Wallenberg St. Tel Aviv, Israel
T: +972-3-7659993
F: +972-3-648-7779

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

draft-ietf-pwe3-cesopsn ("Structure-Aware Time Division Multiplexed (TDM) Circuit Emulation Service over Packet Switched Network (CESoPSN)")
Sections 4.1, 4.4, 5.2

V. Disclosure of Patent Information
i.e., patents or patent applications required to be disclosed by RFC 3668

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

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

Notes: US Patent Application 09/690,077 applied for 2000-10-16

B. Does this disclosure relate to an unpublished pending patent application?:

Has patent pending Yes

VI. 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 Royalty-Free, Reasonable and Non-Discriminatory License to All Implementers
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.

VII. Contact Information of Submitter of this Form

Submitter name
Submitter email

VIII. Other Notes

Additional notes

1. The license mentioned in Section VI(b) above will be granted for
the sole purpose of development of products complying with the
Licensed Technology and to the extent required for interoperability.

2. The reasonable and non-discriminatory licensing conditions will
include licensing reciprocity ("Cross License from Licensee"). Any license
granted would be revoked if the licensee tries to assert any claims of patent
infringement against Axerra related to CESoPSN.

3. If the patent is granted, the license will be available via
the Axerra Web site (

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