NIPPON TELEGRAPH AND TELEPHONE CORPORATION International Procurement Office; Tokyo Opera City Tower 26F 20-2 Nishi-Shinjuku 3-chome Shinjuku-ku, Tokyo 163-14 Japan

58 -- FRAME RELAY SWITCH SYSTEM SOL IPO.08-221 DUE 052897 POC Point of Contact -- NTT America, Inc., Head Office, 101 Park Avenue, 41st Floor, New York, NY 10178, 212/808-2296 also NTT America, Inc., Pacific and Western Division 700 E. El Camino Real, Suite #200, Mountain View, CA 94040, 415/940-6565 WEB: NTT International Procurement Information Home Page, http://wwwipo.nttinfo.ntt.co.jp. Product outline: Frame Relay Switch System (hereinafter referred to as "the System") is to be introduced to construct frame relay network. The System is composed of Frame Relay Switch and Network Management System. $B!! (Bi)F rame Relay Switch has a mapping function that changes a DLCI (Data Link Connection Identifier) of one frame relay interface into either a DLCI of another frame relay interface or a VPI(Virtual Path Identifier)/VCI(Virtual Channel Identifier) of one ATM interface. ii)Network Management System has a function to perform efficient operation, maintenance, and control of the Frame Relay Switches from a remote location. Quantity: i) Frame Relay Switch: Approximately 150 units $B!! (B ii) Network Management System:Several unit s $B!!!! (B The number of suppliers to be awarded:The number of suppliers whom NTT plans to select for the Product is one or so. $B!!!! (B Procurement procedure: Tra ck II. Delivery date: From the middle of October 1997 and on, estimatedly for three years $B!! (B Delivery site(s): NTT will separately specify the place( s) in Japan as delivery site(s). Please note that the quantities and procurement periods shown above indicate currently sheduled values, and may be subject to change due to to circumstances within NTT. THIS NOTICE IS FOR INFORMATION ONLY. PROCUREMENT DOCUMENTATION IDENTIFIES THE ADDITIONAL INFORMATION CONCERNING THE DETAILS ON THE PRODUCT AND QUALIFICATION FOR PROCUREMENT. $B!! (B NTT will distribute the Procurement Documentation free of ch arge. When mailed, the recipient shall pay the delivery charges. UPS/FEDEX or your courier account number is reqired for express delivery. $B!! (BNTT only ac cepts proposals that follow the direction of PROCUREMENT DOCUMENTATION. The language used for application shall be Japanese or English. All responses should be received by May 28, 1997 (0090)

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