ewring 发表于 2012-4-4 22:29:55

Bandwidth Guarantee的问题

下面这道题的答案应该是哪个？我看415Q题库给出的答案是B和D，但是感觉不对
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

ewring 发表于 2012-4-5 20:52:32

把题目再贴一次：

s110414769 发表于 2012-4-6 05:28:55

我看的也是415q，答案写的是A,D。不知道答案是哪一个？

坑主1号 发表于 2012-4-12 17:17:18

明显是BD啊, 你要分清楚两个命令的区别: bandwidth, priority

bandwidth: 在有拥塞和没有拥塞的情况下, 都能占有其它的queue没有使用的带宽

priority: 只有在没有拥塞的情况下, 才能占有其它queue的带宽, 有拥塞的情况下, priority设置的带宽时最大值

andy.lin 发表于 2012-4-12 21:45:49

{:6_268:}{:6_268:}

andy.lin 发表于 2012-4-12 21:46:00

{:6_299:}{:6_299:}

andy.lin 发表于 2012-4-12 21:46:17

{:6_267:}{:6_267:}

andy.lin 发表于 2012-4-12 21:46:33

{:6_267:}{:6_267:}

andy.lin 发表于 2012-4-12 21:46:57

{:6_268:}{:6_268:}

andy.lin 发表于 2012-4-12 21:47:29

{:6_290:}{:6_290:}
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