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이종망간의 상호연동 거이트웨이 시스템을 위한 내부고속연동망
김동원,신현식,류원,이현우,전경표,배현덕,Kim, Dong-Won,Sin, Hyeon-Sik,Ryu, Won,Lee, Hyun-Woo,Jun, Kyung-Pyo,Bae, Hyeon-Deok 한국정보처리학회 1997 정보처리논문지 Vol.4 No.2
본 논문에서는 다양한 이기종 망간의 상호 연동을 통한 개방형정보통신서비스를 제공하기 위해 게이트웨이시스(Gateway System)으로 개발되고 있는 대용량 통신처리 시스템의 내부 고속 연동망의 구조를 제시한다. 주요제원으로는 32*32 입출력 체널의 공유버스 스위칭 대역폭은은 640MBPS로써 평형상태에서 각 채널별 약 20Mbps 정도의 대연폭 할당이 가능하여 전화망 뿐만 아니라 고속의 ISDN 및 인터네트 서비스 연동이 가능하다. 고속 연동망은 주된 스위칭 기능을 담당하는 중재교환부, 각 입출력 채널을 구성하는 가입자 입출력부, 이들 상호 연결하는 백플레인버스로 구성이 되고, 신뢰성 향상기 위하여 부하 분담 방식의 이중화 구성이 가능하다.또한망정합모들의 구현을 용이케 하고 연동망 프로토콜을 처리하는 부하를 감소하기 위해 고속 연동망 프로토콜을 전담 처리 가입자노드 어댑터를 개발하였다. This paper proprses the architeecture of an interconnection network for Advanced Information Communi-cation Procssing System(AICPS)developde for prividing open information communication servies on a variety of heterogeneous networks.The proposed Interconnection network,called High Speed Swiching Fabric(HSSF),has been designed by a common bus.It can handile 32 i/O channels,each of which uses serial communication method using 100Mbps TAXI.The switching bandwidth of the common bus is 640Mvps.Each I/O channel can be alloted about 20Mbps bandwidth in steady state,and therefore it's sufficient bandwidth is able to interwork with ISDN and Internet services, as well as PSTN. HSSF is composed of the switching board assembly,the subscriber,I/O board assemly,and the backplane board assembly.An attached node takes in the network adapter board assembly to adapt the high speed interworking protocol.For reliability,HSSF is duplicated with load-sharing method.
이종망간의 상호연동 게이트웨이 시스템을 위한 내부고속연동망
김동원(Kim Dong Won),류원(Ryu Won),전경표(Jun Kyung Pyo),배현덕(Bae Hyeon Deok),신현식(Shin Hyeon Sik),이현우(Lee Hyun Woo) 한국정보처리학회 1997 정보처리학회논문지 Vol.4 No.2
This paper proposes the architecture of an interconnection network for Advanced Information Communication Processing System(AICPS) developed for providing open information communication services on a variety of heterogeneous network. The proposed interconnection network, called High Speed Switching Fabric(HSSF), has been designed by a common bus. It can handle 32 I/O channels, each of which uses serial communication method using 100Mbps TAXI. The switching bandwidth of the common bus is 640Mbps. Each I/O channel can be allotted about 20Mbps bandwidth in steady state, and therefore it''s sufficient bandwidth is able to interwork with ISDN and Internet services, as well as PSTN. HSSF is composed of the switching board assembly, the subscriber I/O board assembly, and the backplane board assembly. An attached node takes in the network adapter board assembly to adapt the high speed interworking protocol. For reliability, HSSF is duplicated with load-sharing method.
김동원(Kim Dong Won),류원(Ryu Won),전경표(Jun Kyung Pyo),배현덕(Bae Hyeon Deok) 한국정보처리학회 1996 정보처리학회논문지 Vol.3 No.7
In this paper, firstly we describe the structure and the performance of our ICPS (Information Communication Processing System) which currently provides information retrieval services, and then make a proposal for the construction of the open-networking information communication infra-structure which enables us to fully prepare for the emerging information society. In detail, the structure and the methodology needed for the implementation of the billing function on behalf of all information providers by using the user access network number as a user identification number while guaranteeing the equipment access to the user access network number as a user identification number while guaranteeing the equivalent access to the multiple value-added networks, are suggested. Based on the above ideas, the AICPS (Advanced Information Communication Processing System) has been designed and implemented. Final system performance evaluation with the assumption of a polling system as a system model, shows that our system can handle 10,000 user simultaneously who are using v.34 28.8 kbps modems and the processing capacity is 288,000 packet/sec. The result is so far superior to our target performance established during the designing procedure. Namely, our system was originally designed to accommodate only 960 users at the same time. By takin advantage of this excessive high performance of our system, many other users can easily access the new services which are accessible only through the ISDN or the Internet.