Title: Vivace Networks Patent Statement Pertaining to draft-malis-sonet-ces-mpls-xx.txt and draft-ietf-pwe3-sonet-xx.txt Received: May 5, 2003 From: Andrew G. Malis This is Vivace Networks, Inc. statement on SONET/SDH Circuit Emulation Service Over MPLS (CEM) Encapsulation, draft-malis-sonet-ces-mpls-xx.txt, and SONET/SDH Circuit Emulation over Packet (CEP), draft-ietf-pwe3-sonet-xx.txt. This statement is to inform the IETF that in the event that Vivace Networks, Inc. is granted a patent or patents essential to the implementation of these documents or their derivatives, Vivace Networks, Inc. agrees to grant a royalty-free license to all parties implementing either or both documents or their derivatives, subject to reciprocity of the licensed party. This grant immediately cancels to any party asserting rights against Vivace Networks, Inc. for a method or methods described in either or both documents or their derivatives. Inquiries are directed to Mr. Andrew Malis, Andy.Malis@vivacenetworks.com.