信息孤岛 information isolated island
应该够用了
http://www.hosusoft.cn/eng/product/ebs.htm
http://manage.our-us.us/7/2007/0817/article_208.html
http://manage.our-us.us/9/2007/0912/article_320.html
http://voip.our-us.us/technical/2007/0630/article_503.html
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