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H3CSE-RS-NSO Sample Questions:

1. 下列哪个消息用于被叫方向主叫方表明呼叫请求正在处理中,不再接收呼叫请求的其它呼叫建立信息 ?

A) Connecting
B) Call-proceeding
C) Alerting
D) Progress

2. 两台路由器间配置 IPSec polic ,将策略下发到相应接口上后,使用 ping 命令检查被保护数据流互通性,发现数据 100% 通过。
使用 displa ike sa 和 displa ipsec sa 俞令,显示为 IPSec SA 未建立。则 IPSec 配置失败原因在于。（选择一项或多项)

A) IKE 的 remote-add ress 地址不是对端路由器的接口地址
B) IPSec proposal 中使用了传输模式,而被保护数据流是网段到网段的数据
C) IKE 的 pre-shared-ke 配置不匹配
D) ACL 配置不正确

3. 下列关于 SSL VPN 部署方式说法正确的是。

A) 若内网需要被完全保护,则需要采用双臂部署方式
B) 双臂部署方式多用在 SSL VPN 网关与防火墙集成的组网中
C) 若内网中只有部分网络流量需要被保护,则需采用双臂部署方式
D) 为避免 SSL VPN 的单点故障影响网络连通性,需采用双臂部署方式

4. 以下属于核心层功能的是。（选择一项或多项)

A) 接入安全控制
B) 高速的包交换
C) 必要的路由策略
D) 拥有大量的接口,用于与最终用户计算机相连 .

5. 以下关于 RED （随机早期检测)的说法正确的是

A) 平均队列长度小于最低丢弃门限时,小于最高丢弃门限时,随机丢弃到来的报文
B) 在端口拥塞之后进行丢弃
C) 报文优先级越高的队列其丢弃概率越低。也就意味着越少被丢弃
D) 平均队列长度小于最低丢弃门限时,不丢弃报文
E) 平均队列长度大于最高丢弃门限时,随机丢弃到来的报文

Solutions: