题目内容

阅读以下说明，回答问题1至问题5。
[说明]
某单位在部署计算机网络时采用了一款硬件防火墙，该防火墙带有三个以太网络接口，其网络拓扑结构如下图所示。
防火墙包过滤规则的默认策略为拒绝，下表给出防火墙的包过滤规则配置界面。若要求内部所有主机能使用IE浏览器访问外部IP地址为202.117.118.23的Web服务器，为图中(1)～(4)空缺处选择正确答案。
(1)A．允许 B．拒绝
(2)A．192.168.1.0/24 B．211.156.169.6/30 C．202.117.118.23/24
(3)A．TCP B．UDP C．ICMP
(4)A．E3→E2 B．E1→E3 C．E1→E2

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？Write 40-50 words on your separate sheet.
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Mr. Hunnicutt, Cyber International
Programme of Your Visit
Monday 18:00 Arrive at International Airport. Our driver will take you to the Peace Hotel--fully
booked. Wonder Hotel instead.
09:00 Driver collects you from hotel- needs to collect 30 minutes earlier as far away
Tuesday Tour of factory with Factory Manager.
Return to hotel at 16:00 -- Dinner with president 7:30
08:00--Driver collects you from your hotel.
Tour of warehouse
Wednesday Lunch with company President -- cancelled
14:00 -- Meeting with Managing Director at Head Office
21:00 Depart from International Airport -- now 19:30

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