計概---97調查局三等,關於子網路相關 - 考試
By Caroline
at 2013-06-17T16:05
at 2013-06-17T16:05
Table of Contents
假設某電腦IP: 140.113.129.101
子網遮罩: 255.255.255.192
Q1: Network ID ?
Q2: Host ID?
Q3: 子網路的Broadcast位址多少?
Q1我算出答案是140.113.129.64
請問大大Q2,Q3 該怎麼算呢?
Q2的答案是37嗎?還是需要用32bit來表式呢?
謝謝 !
※ 編輯: dealdream 來自: 42.72.151.221 (06/17 16:07)
所以 Q2,Q3 答案的呈現方式是?
Q2 140.113.129.64
Q3 140.113.129.127
請問這樣對嗎?
※ 編輯: dealdream 來自: 42.72.151.221 (06/18 15:28)
子網遮罩: 255.255.255.192
Q1: Network ID ?
Q2: Host ID?
Q3: 子網路的Broadcast位址多少?
Q1我算出答案是140.113.129.64
請問大大Q2,Q3 該怎麼算呢?
Q2的答案是37嗎?還是需要用32bit來表式呢?
謝謝 !
※ 編輯: dealdream 來自: 42.72.151.221 (06/17 16:07)
→ carterdunk:Host:140.113.129.126 Broadcast:140.113.129.127 06/17 16:15
→ carterdunk:不確定Host是不是代表Default gateway 06/17 16:16
推 asdd:題目是不是少打什麼東西或者少圖 不然host代表什麼XD 06/17 16:33
→ malowda:Q1是140.113.129.64沒錯,Q2 0~63 Q3 63 06/17 20:17
推 atb:Q1: HOST 就是和子網遮罩AND的結果 06/17 22:06
→ atb:看第四組(4byte) 遮罩為 1100 0000 而 IP是 0110 0101 06/17 22:08
→ atb:host id(該子網路)0100 0000 廣播 0111 1111 06/17 22:09
推 ARCHERDEVIL:簡單點說network ID是該IP網路第一個位址 06/17 22:55
→ ARCHERDEVIL:最後一個位址則是用來做廣播的 06/17 22:55
→ dealdream:非常感謝樓上大大的解答,請受小弟一拜<(_ _)> 06/18 15:18
所以 Q2,Q3 答案的呈現方式是?
Q2 140.113.129.64
Q3 140.113.129.127
請問這樣對嗎?
※ 編輯: dealdream 來自: 42.72.151.221 (06/18 15:28)
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