Title: Toshiba's statement about IPR claimed in MPLS Received: April 2, 2003 From: Taisuke Kato Toshiba Patent Policy for MPLS Toshiba believes it may have patents which relate to compliant implementations of IETF RFC's in the area of MPLS (Multiprotocol Label Switching). In support of IETF intellectual propert rights procedures, Toshiba is willing to offer non-exclusive licenses, upon written request from implemenaters of MPLS, under reasonable and non-discriminatory terms and conditions, when there is necessary dependence upon Toshiba patents to implement MPLS. Patents which may be necessary, in compliant implementations of MPLS, include the following: Toshiba U.S. Patent 6,343,322 (IP over ATM Systems Using Control Messages to Set Up Cut-Through Paths or Bypass Pipes in Routers, issued January 29, 2002, Nagami et al); Toshiba U.S. Patent 6,147,989 (ATM Communication System with High Speed Connection-less Service Function, issued November 14, 2000, Esaki et al); Toshiba U.S. Patent 6,304,577 (Node Apparatus and Method of Using a Virtual Connection to Transit a Packet, issued October 16, 2001, Nagami et al); Toahiba U.S. Patent 6,341,127 (Node Device and Method for Controlling Label Switching Path Set Up in Inter-Connected Networks, issued January 22, 2002, Katsube et al); Toahiba U.S. Patent 5,822,319 (Router Device and Datagram Transfer Method for Data Communication Network System, issued October 13, 1998, Nagami et al); and Toshiba has additional patents and pending applications which may be related to MPLS, and is willing to provide the terms of licensing of its intellectual property related to MPLS upon appropriate written notice. Any party wishing to request a license should write to: General Manager Intellectual Property Division Toshiba Corporation 1-1 Shibaura 1-chome Minato-ku Tokyo 105-8001, JAPAN