A-A+
对于这样几个网段:172.128.12.0 172.128.17.0 172.128.18.0 172.128.19.0 最好用下列哪个网段实
问题详情
对于这样几个网段:172.128.12.0,172.128.17.0,172.128.18.0,172.128.19.0,最好用下列哪个网段实现路由汇总()
A.172.128.0.0/18
B.172.128.17.0/19
C.172.128.12.0/20
D.172.128.20.0/21
请帮忙给出正确答案和分析,谢谢!