(多选题)如图所示的网络，通过以下哪些配置可以实现主机A和主机B不能相互通信?
A
Acl number 2000
Rule 5 deny source 100.0.12.0 0.0.0.255
Interface GigabitEthernet0/0/1
Traffic-filter inbound acl 2000
B
Acl number 2000
Rule 5 deny source 100.0.12.0 0.0.0.255
Interface GigabitEthernet0/0/3
Traffic-filter inbound acl 2000
C
Acl number 2000
Rule 5 deny source 100.0.12.0 0.0.0.255
Interface GigabitEthernet0/0/1
Traffic-filter outbound acl 2000
D
Acl number 2000
Rule 5 deny source 100.0.12.0 0.0.0.255
Interface GigabitEthernet 0/0/2
Traffic-filter inbound acl 2000
参考答案：CD
