[单选题]路由器当前的模式为“端口模式”,要退回到“特权模式”,应该使用的快捷键为()
正确答案 :B
ctrl+z
[单选题]基本IP访问权限表的表号范围是:()
正确答案 :B
1-99
[多选题]Regarding DHCP (dynamic host configuration protocol), which two of the following choices below are true? (Select two answer choices)
正确答案 :AB
The DHCP Discover message uses FF-FF-FF-FF-FF as the Layer 2 destination address.
The DHCP Discover message uses UDP as the transport layer protocol.
解析:A,B 解析:Explanation:
[单选题]把指定端口添加到VLAN的命令是:()
正确答案 :D
switch port
[单选题]哪个ACL可允许主机10.220.158.10访问web服务器192.168.3.244()
正确答案 :D
access-list 101 permit tcp 10.220.158.10 0.0.0.0 host 192.168.3.224 eq 80
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