![](https://static.youtibao.com/asksite/comm/h5/images/m_q_title.png)
[单选题]
某公司申请到一个C类IP地址段,但要分配给6个子公司,最大的一个子公司有26台计算机,不同的子公司必须在不同的网段中,则该最大的子公司的网络子网掩码应设为()
A.255.255.255.224
B.255.255.255.128
C.255.255.255.0
D.255.255.255
![](https://static.youtibao.com/asksite/comm/h5/images/m_q_a.png)
A、255.255.255.224
![](https://static.youtibao.com/asksite/comm/h5/images/solist_ts.png)
A.255.255.255.224
B.255.255.255.128
C.255.255.255.0
D.255.255.255
A、255.255.255.224
A.255.255.255.224
B.255.255.255.128
C.255.255.255.0
D.255.255.255
A.255.255.255.0
B.255.255.255.128
C.255.255.255.192
D.255.255.255.224
A.255.255.255.0
B.255.255.255.128
C.255.255.255.192
D.255.255.255.224
A.需要访问IP电信业务骨干网的业务建议全部分配公有IP
B.专线用户建议全部分配公有IP,,.避免出现二次NAT 问题
C.VIP用户地址段建议分配公有地址,方便多业务的部署
D.IPTV和VoIP业务都是封闭业务,建议分配公网地址
A.192.168.176.96/27
B.192.168.176.0/25
C.192.168.176.160/27
D.192.168.176.48/29
A.192.168.176.160/27
B.192.168.176.96/27
C.192.168.176.0/27
D.192.168.176.48/27
A.30
B.62
C.126
D.254