*********************************************** NTT Advanced Technology Corporation Transport Network Division 549-2, Shinano-cho, Totsuka-ku, Yokohama-shi, Kanagawa Pref. 244-0801, Japan Tatsuhiko YOSHIDA E-mail: tyoshida@trans.ntt-at.co.jp TEL: +81-45-826-6480 FAX: +81-45-826-6055 ***********************************************