如下图所示的网络,从安全角度考虑,路由器 A 拒接从 cO/0/1 接口收到的 OSPF 报文、
ICMP 报文,以下哪些命令可以实现这个需求?(多选)
A.acl rumber 3000正确答案ACD
Rule 5 deny ospf
Rule 10 deny icmp
#
Interface GigabitEthernet0/0/1
Traffic-filter inbound ac1 3000
# B.acl rumber 2000
Rule 5 deny 89
Rule 10 deny 1 #
Interface GigabitEtherneto/0/1
Traffic-filter inbound ac1 2000
# C.acL rumber 3000
Rule 5 deny 89
Rule 10 deny icmp
#
Interface GigabitEthernet0/0/1
Traffic-filter inbound ac1 3000
# D.acl number 3000
Rule 5 deny 89
Rule 10 deny 1
Interface GigabitEtherneto/0/1
Traffic-filter inbound aci 3000