International Procurement Office, Nippon Telegraph and Telephone Corporation, Marukinbancho Bldg. 6F, 6-28 Rokubancho Chiyoda-ku, Tokyo 102 Japan

58 -- JAPAN: FRAME RELAY SWITCHING SYSTEM Sol IPO. 08-410. Due 101496. POC 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. This public notice is to request suppliers to provide NTT with general referential information on similar products or technology prior to procurement of the intended product (mentioned below) by NTT. This public notice is also to request that any suppliers wishing to participate as a subcontractor in the procurement program of this product should declare their intentions to that effect. This public notice is not intended to guarantee public notification of procurement of the product. (1) Name: Frame Relay Switching System. (2) Overview: (i) Frame Relay Switching unit: Frame Relay Switching unit is a equipment which has a function to map DLCI of one frame relay interface subscriber line to DLCI of another frame relay subscriber line. And network interworking function by ATM is used between frame relay switching units. (ii) Frame Relay Switching Management System: This system consists of hardware and software that are needed to remotely operate, maintain and manage the equipments are described above with high degree of efficiency. (3) Contents of RFI: NTT is inviting the following types of information on a product or technology similar to the above-mentioned system. This is not, however, a request for suppliers to provide proprietary and/or confidential information, (i) Technical Information (including product catalogues, sample system configurations, etc.): a. Common Features -System configuration -Main characteristics -Service features -Reliabilities (MTBF etc.) -Reference standards - Environmental conditions; temperature, humidity, calorific value - Electrical characteristics; power supply, frequency, consumption power, protection for thunderbolt, protection for electromagnetic waves and regulation of radio interference -Physical characteristics; appearance, dimensions, weight, durable years, power plug type, b. Frame Relay Switching -Number of ports; subscriber line, trunk line -Redundancy; common part, line interface part (subscriber line, trunk line) -Performance; the number of processing frames (per line, per line unit), throughput (per line, per line unit), system capacity (Bus capacity, etc.) -Subscriber interface; interface speed, physical interface, protocol standard (Layer2, PVC management procedure, etc.), the maximum/minimum of frame length, the range of DLCI, the maximum number of DLCIs (per line (port), per line unit (interface package), system), congestion notification/control method (FECN, BECN, DE, CLLM), value of CIR, additional function (priority control, rerouting, etc.), the function of NNI -Trunk interface; interface speed, physical interface, protocol standard (ATM Layer, AAL, etc.), the range of VPI/VCI, the maximum number of VPIs/VCIs (per line (port), per line unit (interface package), switch), the maximum number of DLCIs per VC, congestion control function, OAM function, existence of original protocol, additional function (priority control, rerouting, etc.) -Congestion control method; throughput control method in congestion (relation about CIR, Bc, and Be etc.) -Interworking function; Service interworking, Network interworking the maximum number of DLCIs per VCI in network interworking -Billing system; link(DLCI), line, frame length, time -Configuration of network information; configuration of PVC, CIR, PCR, etc. -Testing function; internal test, external test, c. Management System: -Management protocol -Management information -Connecting interface (ii) Price -Price of a unit -Price of optional components -Maintenance fee (iii) Standard time of delivery after ordering (iv) Sales records (v) Others -Maintenance support; organization and term for maintenance, way of delivering manuals -development and manufacturing organization; organization and term which is necessary to add/change functions -Network names that similar products had been connected to -Plan of development in the future -Any other active proposals which would be useful for NTT's business (4) Request for Declaration of the Intention of Participating as a Subcontractor: Any suppliers wishing to participate as a subcontractor in the product procurement program of NTT, are requested to supply NTT with the information listed below. After preparing a list of supplied information, NTT will provide the list to suppliers who wish to be provided with it, to those who have responded to the request for supply of the information listed and to those who have purchased the Procurement Documentation relating to procurement of the product. NTT, however, will undertake no responsibilities for any outcomes arising from supply of the list, (i) Name of supplier, (ii) Place of contact (Address, name of the person in charge, telephone number, and facsimile number). (5) Deadline of submission of materials and comments: 3:00 PM, October 14, 1995 (Mail must arrive no later than the above date). (6) Language: Japanese or English. (257)

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