Huawei H12-731 中文 : HCIE-Security (Huawei Certified Internetwork Expert-Security) (H12-731中文版)

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Huawei H12-731 中文 Exam Syllabus Topics:

Huawei HCIE-Security (Huawei Certified Internetwork Expert-Security) (H12-731中文版) Sample Questions:

Question #1
对于 - 些大的 IP 数据包,为了满足链路层的 MTU （ Maximum Transmission Unit )的要求,需要传送过程中对其进行分片,分成几个 IP 包。在每个 IP 报头中有一个偏移字段和一个拆分标志（ MF ),其中偏移字段指出了这个片段在整个 IP 包中的位置。如果攻击者截取 IP 数据包后,把偏移字段设置成不正确的值,接收端在收到这些分拆的数据包后,就不能按数据包中的偏移字段值正确组合出被拆分的数据包,这样,接收端会不停的尝试,以至操作系统因资源耗尽而崩溃。
此种攻击方法是什么 ?

A. Ip 分片报文攻击
B. WinNuke 攻击
C. Teardrop 攻击
D. TCP 报文标志位攻击

Question #2
USG 防火墙跟其他设备三层直接相连,调测时发现从防火墙 ping 直连的对端 IP 地址不通,并且已经明确对端设备没有问题,分析可能的原因是什么 ?

A. 防火墙上路由配置错误
B. 防火墙 local 到对应安全域方向的包过滤未启用
C. 防火墙接口没有加入安全域
D. 防火墙对应域的域内包过滤策略未启用

Question #3
现网正常运行的 USG 防火墙执行了以下配置命令,但仍未看到 ARP 报文交互,以下哪几条命令需要补充 ?
<USG> system-view
[USG] info-center enable
[USG] info-center source arp channel console debug level debugging
[USG] info-center console channel console
<USG> debugging arp packet

A. <USG> info-center source default channel 0
B. <USG> terminal monitor
C. <USG> terminal debugging
D. <USG> info-center console channel 0

Question #4
如果使用手机移动终端（安卓或苹果系统)通过 web 代理访问内网资源,则应该推荐使用以下哪种方式 ?

A. 只能使用 web 改写
B. 这类手机根本无法通过 web 代理访问内网资源
C. 只能使用 web link
D. 即可使用 web link 也可以使用 web 改写

Question #5
华为 USG 防火墙中,内容过滤包含哪些功能 ?

A. 文件内容过滤
B. 应用内容过滤
C. 文件扩展名过滤
D. 邮件过滤

Solutions: