设有下面4条路由:172.18.129.0/24、172.18.130.0/24、172.18.132.0/24和172.18.133.0/24,如果进 行路由汇聚,能覆盖这4条路由的地址是()
A.172.18.128.0/21 B.172.18.128.0/22 C.172.18.130.0/22 D.172.18.132.0/23正确答案A
设有下面4条路由:172.18.129.0/24、172.18.130.0/24、172.18.132.0/24和172.18.133.0/24,如果进 行路由汇聚,能覆盖这4条路由的地址是()
A.172.18.128.0/21 B.172.18.128.0/22 C.172.18.130.0/22 D.172.18.132.0/23正确答案A