单选题You are the network administrator at TestKing. You apply the following access list on the E0 outbound interface connected to the 192.168.1.8/29 LAN: access-list 21 deny tcp 192.168.1.8 0.0.0.7 eq 20 any access-list 21 deny tcp 192.168.1.8 0.0.0.7 eq 21 any What will the effect of this access list be?（）AAll traffic will be allowed to out of E0 except FTP traffic.BFTP traffic from 192.168.1.22 to any host will be blocked.CFTP traffic from 192.168.1.9 to any host will be blocked.DAll traffic will be prevented from leaving E0.EAll FTP traffic to network 192.168.1.9/29 from any host will be blocked.
单选题
You are the network administrator at TestKing. You apply the following access list on the E0 outbound interface connected to the 192.168.1.8/29 LAN: access-list 21 deny tcp 192.168.1.8 0.0.0.7 eq 20 any access-list 21 deny tcp 192.168.1.8 0.0.0.7 eq 21 any What will the effect of this access list be?（）
A
All traffic will be allowed to out of E0 except FTP traffic.
B
FTP traffic from 192.168.1.22 to any host will be blocked.
C
FTP traffic from 192.168.1.9 to any host will be blocked.
D
All traffic will be prevented from leaving E0.
E
All FTP traffic to network 192.168.1.9/29 from any host will be blocked.
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