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

1. 如下配置,当接口 G0/0/1 物理状态 down 后,交换机 switch 将发生什么变化
PC ----------------- (G0/0/1) FW (G0/0/2) ---------------- Switch
#
interface GigabitEthernet0/0/1
link-group 1
interface GigabitEthernet0/0/2
link-group 1
#

A) 防火墙发免费 ARP 给上行设备 Switch 更新 MAC 地址。
B) Switch 接口地址的 ARP 表项将老化失效。
C) 没有变化。
D) Switch 接口地址的 ARP 表项被立即删除。

2. 通过查看现网运行正常的一台 USG 防火墙配置信息,获取到如下信息:
#
ip service-set http 8080 type object
service 0 protocol tcp destination-port 8080
#
security-policy
rule name untrust_to_dmz1
source-zone untrust
destination-zone dmz
service ftp
destination-address 192.168.5.3
32
action permit
rule name un trust_to_dmz2
source-zone untrust
destination-zone dmz
service service-set http_8080
destination-address 192.168.5.2
32
action permit
#
以下说法不正确的是:

A) 外网用户可以使用端口 21 与地址为 192.168.5.3 的服务器建立 ftp 连接。
B) 外网用户可以访问地址为 192.168.5.2 的服务器的 8080 目的端口。
C) 外网用户可以使用非 21 端口与地址为 192.168.5.3 的服务器建立 ftp 连接。
D) 外网用户可以使用 80 端口访问地址为 192.168.5.2 的服务器的 www 服务。

3. 在使用 Remote access VPN 访问的场景下, VPN-Client 配置如图,如红色框指示,主要的作用是怎样的 ?

A) VPN-Client 软件不再下发默认路由指向虚拟网卡。
B) VPN-Client 软件不再下发公网地址路由指向虚拟网卡。
C) VPN-Client 软件下发公网地址路由指向虚拟网卡。
D) VPN-Client 软件会下发一条默认路由指向虚拟网卡。

4. 用户无法通过 SSH 登录管理设备,现获取到如下配置信息,请分析可能产生的原因是:
aaa
manager-user sshuser
password cipher Admin@123
service-type ssh
ssh authentication-type password
ssh service-type stelnet
authentication-scheme admin_local
#
user-interface vty o 4
authentication-mode aaa
protocol inbound ssh
#
return

A) 管理员未在系统视图下配置 stelnet server enable 命令
B) 未对 sshuser 用户配置 level 3
C) 未配置 aaa 的 domain 及指定其认证方式为 local
D) 若登录接口非设备管理口,需要在接口下执行 service-manager ssh permit

5. RADIUS 和 HWTACACS 协议的主要区别包括:

A) RADIUS 认证与授权分离, HWTACACS 认证与授权一起处理。
B) RADIUS 使用 TCP 协议,网络传输更可靠, HWTACACS 使用 UDP 协议。
C) HWTACACS 对报文主体全部进行加密, RADIUS 只是对认证报文中的密码字段进行加密。
D) HWTACACS 支持对配置命令进行授权, RADIUS 不支持对配置命令进行授权。

Solutions: