Received February 14, 2003
From: Robert Barr <rbarr@cisco.com>

Cisco has a pending patent application relating to the subject matter of
"OSPF Refresh and Flooding Reduction in Stable Topologies"
<draft-pillay-esnault-ospf-flooding-nn.txt>. If a standard related to this
subject matter is adopted by IETF and any claims of any Cisco patents are
necessary for practicing this standard, any party will be able to obtain a
license from Cisco to use any such patent claims under reasonable,
non-discriminatory terms to implement and fully comply with the standard.

For information contact:

Robert Barr
Worldwide Patent Counsel
Cisco Systems
408-525-9706
rbarr@cisco.com