IP電話で大手プロバイダが大同団結一人勝ちのヤフーに数で対抗,呉越同舟で足並みに乱れも

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Material Type: 記事
Title: IP電話で大手プロバイダが大同団結一人勝ちのヤフーに数で対抗,呉越同舟で足並みに乱れも
Periodical title: 日経コミュニケーション = Nikkei communications
No. or year of volume/issue: (379) 2002.12.2
Issue: 379
Pages: 41～43
Publication date of volume/issue (W3CDTF): 2002-12-02
ISSN (Periodical Title): 0910-7215
ISSN-L (Periodical Title): 0910-7215
Publication (Periodical Title): 東京 : 日経BP社
Place of Publication (Country Code): JP
Text Language Code: jpn
Subject Heading: 通信サービス
VoIP
インターネット
NDLC: ZM1
Target Audience: 一般
Holding library: 国立国会図書館
Call No.: Z14-1140
Data Provider (Database): 国立国会図書館 : 国立国会図書館雑誌記事索引
https://ndlsearch.ndl.go.jp
Bibliographic ID (NDL): 6360047
http://id.ndl.go.jp/bib/6360047
Bibliographic Record Category (NDL): 632