{"metadata":{"_oai":{"id":"oai:ipsj.ixsq.nii.ac.jp:00015283","sets":["581:833:845"]},"path":["845"],"owner":"1","recid":"15283","title":["大学における大規模LANの構築"],"pubdate":{"attribute_name":"公開日","attribute_value":"1989-01-15"},"_buckets":{"deposit":"058a72a1-616d-47b8-ab48-446e8399f7c9"},"_deposit":{"id":"15283","pid":{"type":"depid","value":"15283","revision_id":0},"owners":[1],"status":"published","created_by":1},"item_title":"大学における大規模LANの構築","author_link":["0","0"],"item_titles":{"attribute_name":"タイトル","attribute_value_mlt":[{"subitem_title":"大学における大規模LANの構築"},{"subitem_title":"Construction of a LAN System in a University","subitem_title_language":"en"}]},"item_keyword":{"attribute_name":"キーワード","attribute_value_mlt":[{"subitem_subject":"小特集：「コンピュータシステム」","subitem_subject_scheme":"Other"}]},"item_type_id":"2","publish_date":"1989-01-15","item_2_text_3":{"attribute_name":"著者所属","attribute_value_mlt":[{"subitem_text_value":"東京大学大型計算機センター"}]},"item_2_text_4":{"attribute_name":"著者所属(英)","attribute_value_mlt":[{"subitem_text_value":"Computer Center, University of Tokyo","subitem_text_language":"en"}]},"item_language":{"attribute_name":"言語","attribute_value_mlt":[{"subitem_language":"jpn"}]},"publish_status":"0","weko_shared_id":-1,"item_file_price":{"attribute_name":"Billing file","attribute_type":"file","attribute_value_mlt":[{"url":{"url":"https://ipsj.ixsq.nii.ac.jp/record/15283/files/IPSJ-JNL3001004.pdf"},"date":[{"dateType":"Available","dateValue":"1991-01-15"}],"format":"application/pdf","billing":["billing_file"],"filename":"IPSJ-JNL3001004.pdf","filesize":[{"value":"876.2 kB"}],"mimetype":"application/pdf","priceinfo":[{"tax":["include_tax"],"price":"660","billingrole":"5"},{"tax":["include_tax"],"price":"330","billingrole":"6"},{"tax":["include_tax"],"price":"0","billingrole":"8"},{"tax":["include_tax"],"price":"0","billingrole":"44"}],"accessrole":"open_date","version_id":"b8807b1d-d305-4d65-9acb-ccfa9a93aae5","displaytype":"detail","licensetype":"license_note","license_note":"Copyright (c) 1989 by the Information Processing Society of Japan"}]},"item_2_creator_5":{"attribute_name":"著者名","attribute_type":"creator","attribute_value_mlt":[{"creatorNames":[{"creatorName":"松方, 純"}],"nameIdentifiers":[{}]}]},"item_2_creator_6":{"attribute_name":"著者名(英)","attribute_type":"creator","attribute_value_mlt":[{"creatorNames":[{"creatorName":"Jun, Matsukata","creatorNameLang":"en"}],"nameIdentifiers":[{}]}]},"item_2_source_id_9":{"attribute_name":"書誌レコードID","attribute_value_mlt":[{"subitem_source_identifier":"AN00116647","subitem_source_identifier_type":"NCID"}]},"item_resource_type":{"attribute_name":"資源タイプ","attribute_value_mlt":[{"resourceuri":"http://purl.org/coar/resource_type/c_6501","resourcetype":"journal article"}]},"item_2_source_id_11":{"attribute_name":"ISSN","attribute_value_mlt":[{"subitem_source_identifier":"1882-7764","subitem_source_identifier_type":"ISSN"}]},"item_2_description_7":{"attribute_name":"論文抄録","attribute_value_mlt":[{"subitem_description":"本論文では 大規模なLANの構築法について論じる.具体的なLANの構築例として 東京大学工学部において構築されたキャンパス・ネットワーク(工学部LAN)を取り上げ 大規模LANの構築におけるさまざまな問題点の分析を行う.LANの方式上の距離的な制約から逃れ トラフィックを局所化するためには LAN全体を支線に分割し 支線間を適当な方式で結合することが考えられる.工学部LANでは IEEE802.3 10 BASE 5(イーサネット)方式の支線ネットワークを 光ファイバを媒体とする高速な幹線ネットワークによって相互に結合する階層構成を採用している.支線間の結合は MACブリッジ方式のため 上位のプロトコルに対する制約がなく TCP/IP XNS OSIなど各種のプロトコル体系の併用が可能である.上位プロトコルは TCP/IPプロトコル体系を当面の標準とすることにより パーソナル・コンピュータ ワークステーション メーンフレーム スーパコンピュータなど広い範囲の計算機間の仮想端末 ファイル転送による相互接続を実現した.大規模なLANでは 線路 機器の配線配置が重要になってくる.現実に起こった障害事例の分析の結果 適切な配線配置は 障害対策上も重要であることがわかった.","subitem_description_type":"Other"}]},"item_2_biblio_info_10":{"attribute_name":"書誌情報","attribute_value_mlt":[{"bibliographicPageEnd":"35","bibliographic_titles":[{"bibliographic_title":"情報処理学会論文誌"}],"bibliographicPageStart":"25","bibliographicIssueDates":{"bibliographicIssueDate":"1989-01-15","bibliographicIssueDateType":"Issued"},"bibliographicIssueNumber":"1","bibliographicVolumeNumber":"30"}]},"relation_version_is_last":true,"weko_creator_id":"1"},"updated":"2025-01-23T00:24:51.781166+00:00","created":"2025-01-18T22:48:52.548063+00:00","links":{},"id":15283}