Title: Nortel Networks Limited Statement of IPR regarding draft-ietf-l2vpn-pbb-vpls-interop-00 Date: January 18, 2010 Submitter: "Michelle Lee" Nortel Networks Limited is the owner of pending US patent application no. 12/104598(publication no.20090041023) and GB patent no.2451738, entitled "Method and Apparatus for VPLS and Ethernet Networks", that may be relevant to the IETF Internet Draft: Title: VPLS Interoperability with Provider Backbone Bridges draft-ietf-l2vpn-pbb-vpls-interop Tag: < draft-ietf-l2vpn-pbb-vpls-interop > http://www.ietf.org/id/draft-ietf-l2vpn-pbb-vpls-interop-00.txt In the event that the technology in this document is included in a standard adopted by IETF based on the Internet Draft and to the extent the above referenced patents have issued and any issued claim of the patent covers and is necessary to practice the resulting IETF RFC standard, Nortel Networks is willing to make available licenses on fair, reasonable, reciprocal, and non-discriminatory terms under such necessary claims for full compliance with the resulting IETF RFC standard. Requests may be addressed to: Mark Hearn, IP Licensing Nortel Networks 2221 Lakeside Boulevard, M/S 991/14/B20 Richardson, Texas 75082 USA hearnm@nortel.com My contact information is set out below. Michelle Lee Nortel Networks IP Counsel 5945 Airport Road Mississauga, ON Canada L4V 1R9 Email: mleelaw@nortel.com