1Copyright: (c) 1991 Bell Communications Research, Inc. (Bellcore) 2License: Bellcore 3 Permission to use, copy, modify, and distribute this material 4 for any purpose and without fee is hereby granted, provided 5 that the above copyright notice and this permission notice 6 appear in all copies, and that the name of Bellcore not be 7 used in advertising or publicity pertaining to this 8 material without the specific, prior written permission 9 of an authorized representative of Bellcore. BELLCORE 10 MAKES NO REPRESENTATIONS ABOUT THE ACCURACY OR SUITABILITY 11 OF THIS MATERIAL FOR ANY PURPOSE. IT IS PROVIDED "AS IS", 12 WITHOUT ANY EXPRESS OR IMPLIED WARRANTIES. 13 14