The following was received November 21, 2000
From: Miriam Kadansky - SUN Microsystems <[email protected]>

November 21, 2000

Sun will grant the IETF and implementers of IETF Reliable
Multicast specifications a nonexclusive license to use its
essential patents that are necessary to implement IETF Reliable
Multicast specifications on reasonable and nondiscriminatory
terms and conditions provided that the IETF and such implementers
of IETF Reliable Multicast specifications provide a reciprocol
license consisting of the same terms and conditions to Sun, the IETF
and other implementers of IETF Reliable Multicast specifications.


Written requests for licenses may be sent to:

       Robert F. Sproull
       Vice President and Sun Fellow
       Sun Microsystems, Inc.
       1 Network Drive
       Mail Stop BUR02-311
       Burlington, MA 01803