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CCNA题库每日一新题是以v104.4为基础，发布v104.4中未包含的，但是在近期考试中出现的考场真题，我们会第一时间把新题呈现给大家，让CCNA旅程更加平坦一些，同时正在备考的同学要加油了，站在巨人的肩膀上，我们会看的更高！ A network administrator is planning a network installation for a large organization.The design requires 100 separate subnetworks,so the company has acquired a Class B network address.What subnet mask will provide the 100 subnetworks required, if 500 usable host addresses are required per subnet? A 255.255.240.0 B 255.255.248.0 C 255.255.252.0 D 255.255.254.0 E 255.255.255.0 F 255.255.255.192 答案：D | 
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发表于 2012-11-6 09:00:43
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发表于 2012-11-6 10:21:44
