Title: ECI's Statement about IPR Claimed in draft-ietf-ipo-impairments Received: November 18, 2003 From: Gil.Ingel@ecitele.com ECI Telecom Ltd. (ECI) hereby advises the IETF that it holds a number of patent applications corresponding to US application 10/067,343, which may be essential to draft-ietf-ipo-impairments. In accordance with RFC 2026, ECI declares its willingness to make available nonexclusive licenses to any claims of any patents issued on these applications, under reasonable and non-discriminatory terms and conditions, solely to the extent such technology is essential to comply with such IETF standard. For any inquiry related to this statement, please contact: Dr. Gil Ingel Corporate VP for Intellectual Property 30 Hasivim Street Petach Tikva 49517 Israel Fax: +972-3-9268976 E-mail: gil.ingel@ecitele.com