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求教subnetzero的涵义?QUESTION222Theipsubnetzerocommandisnotconfiguredonarouter.WhatwouldbetheIPaddressofEthernet0/0usingthefirstavailableaddressfromthesixthsubnetofthenetwork192.168.8.0/29?A.192.168.8.25B.192.168.8

题目详情
求教subnet zero的涵义?
QUESTION 222The ip subnet zero command is not configured on a router.What would be the IP address of Ethernet0/0using the first available address from the sixth subnet of the network 192.168.8.0/29?A.192.168.8.25B.192.168.8.41C.192.168.8.49D.192.168.8.113 今天在题库中看到这个问题,请问该题中的subnet zero和sixth subnet怎么理解?而答案是这样写的:192.168.8.0/29的块大小为8那么第六个subnet则为6*8=48第一个可用地址则为192.168.8.49
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答案和解析
ip subnet zero 命令没设置,从0开始的第一个网段不能用,也就是0-7不能用 ,8-15就是第一个了