【单选题】
A specific URL has been identified as containing malware. What action can you take to block users from accidentally visiting the URl and becoming infected with malware ？___
A. Enable URL filtering on the perimeter router and add the URls you want to block to the router's local URL list
B. Enable URL filtering on the perimeter firewall and add the URls you want to allow to the router's local URL list.
C. Enable URL filtering on the perimeter router and add the URls you want to allow to the firewall's local URL list
D. Create a blacklist that contains the URl you want to block and activate the blacklist on the perimeter rout
E. Create a whitelist that contains the URLs you want to allow and activate the whitelist on the perimeter router.
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相关试题
【单选题】
How does PEAP protect the EAP exchange ？___
A. It encrypts the exchange using the server certificate
B. It encrypts the exchange using the client certificate
C. It validates the server-supplied certificate,and then encrypts the exchange using the client certificate
D. It validates the client-supplied certificate,and then encrypts the excha nge using the server certificate
【单选题】
Which feature of the Cisco Email Security Appliance can mitigate the impact of snowshoe spam and sophisticated phishing attacks？___
A. contextual analysis
B. holistic understanding of threats
C. graymail management and filtering
D. signature-based IPS
【单选题】
Refer to the exhibit【nat (inside,outside)dunamic interface】 Which translation technique does this configuration result in？___
A. DynamIc PAT
B. Dynamic NAT
C. Twice NAT
D. Static NAT
【单选题】
Refer to the exhibit which are repre sents the data center？___
【单选题】
While trouble shooting site-to-site VPN， you issued the show crypto isakmp sa command. What does the given output show？___
A. IKE Phase 1 main mode was created on 10.1.1.5， but it failed to negotiate with 10.10 10.2
B. IKE Phase 1 main mode has successfully negotiated between 10.1.1.5 and 10.10..
C. IKE Phase 1 aggressive mode was created on 10.1.1.5， but it failed to negotiate with
【单选题】
Refer to the exhibit All ports on switch 1 have a primary vLan of 300 Which devices can host 1 reach？___
A. host 2
B. server
C. host 4
D. other devices within VLAN303
【单选题】
Which option is the cloud-based security service from Cisco the provides URL filtering， web browsing content security， and roaming user protection？___
A. Cloud Web service
B. Cloud Advanced Malware Protection
C. Cloud We b Security
D. Cloud Web Protection
【单选题】
How can you detect a false negative on an IPS？___
A. View the alert on the ips
B. Review the ips log
C. Review the is console
D. Use a third- party system to perform penetration testing.
E. Use a third- party to audit the next generation firewall rules
【单选题】
If a switch port goes directly into a blocked state only when a superior BPDU is received， what mechanism must be in use？___
A. STP BPDU guard
B. Loop guard
C. EtherChannel guard
D. STP Root guard
【单选题】
what improvement does EAP-FASTv2 provide over EAP-FAST？ ___
A. It allows multiple credentials to be passed in a single EAP exchange.
B. It supports more secure encryption protocols
C. It allows faster authentication by using fewer packets.
D. It addresses security vulnerabilities found in the original protocol
【单选题】
When users login to the Client less Ssl Vpn using https://209.165.201.2/test ,which group policy will be applied？___
A. test
B. clientless
C. sales
D. DfitGrp Policy
E. Default RAGroup
F. Default WEB VPN
G. roup
【单选题】
Which user authentication method is used when users login to the Clientless SSLVPN portal using https://209.165.201.2/test？___
A. AAA with LOCAL database
B. AAA with RADIUS server
C. Certificate
D. :Both Certificate and aaa with LoCAL database
E. Both Certificate and AAA with RADIUS server
【单选题】
What' s the technology that you can use to prevent non malicious program to runin the computer that is disconnected from the network？___
A. Firewall
B. Sofware Antivirus
C. Network IPS
D. Host IPS
【单选题】
Which statement about the communication between interfaces on the same security level is true？___
A. Interfaces on the same security level require additional configuration to permit interinterface communication
B. Configuring interfaces on the same security level can cause asymmetric routing
C. All traffic is allowed by default between interfaces on the same security level
D. You can configure only one interface on a n individual security level
【单选题】
Which product can be used to provide application layer protection for tcp port 25 traffic？___
A. ESA
B. CWS
C. WSA
D. ASA
【单选题】
which iPS mode is less secure than other options but allows optimal network through put ?___
A. inline mode
B. inline-bypass mode
C. transparent mode
D. Promiscuous mode
【单选题】
Which feature of the Cisco Email security Appliance can mitigate the impact of snowshoe spam and sophisticated phishing attack？___
A. reputation based filtering
B. signature based IPS
C. contextual analysis
D. graymail management and filtering
【单选题】
Which type of social-engineering attack uses normal tele phone service as the attack vector？___
A. smishing
B. dialing
C. phishing
D. vishing
【单选题】
Which quantifiable item should you consider when you organization adopts new technologies？___
A. exploits
B. vulnerability
C. threat
D. Risk
【单选题】
Referencing the ClA model， in which scenario is a hash- only function most appropriate ？___
A. securing data at rest
B. securing real-time traffic
C. securing data in files
D. securing wireless transmissions
【单选题】
Which ports must be open between a aaa server and a microsoft server to permit Active Directory authentications？___
A. 445 and 389
B. 888 and 3389
C. 636 and 4445
D. 363 and 983
【单选题】
Refer to the exhibit for which reason is the tunnel unable to pass traffic___
A. the tunnel is failing to receive traffic from the remote peer
B. the local peer is unable to encrypt the traffic
C. the ip address of the remote peer is incorrect
D. UDP port 500 is blocked
【单选题】
Which type of attack can exploit design flaws in the implementation of an application without___
A. DHCP starvation attacks
B. low-rate dos attacks
C. application DDos flood attacks
D. application DDoS flood attacks
E. volume-based DDoS attacks
【单选题】
How can you protect CDP from reconnaissance attacks？___
A. Enable dynamic ARP inspection on all untrusted ports.
B. Enable dot1x on all ports that are connected to other switches.
C.
D. isable CDP on ports connected to endpoints.
【单选题】
Which type of attack can exploit design flaws in the implementation of an application without ？___
A. DHCP starvation attacks
B. low-rate dos attacks
C. application DDos flood attacks
D. application DDoS flood attacks
E. volume-based DDoS attacks
【单选题】
Which option is a key security compone nt of and MDM deployment ？___
A. using network-specific installer packages
B. using an application tunnel by default
C. using self-signed certificates to validate the server
D. using MS-CHAPv2 as the primary
E. AP method
【单选题】
Which Firepower Management Center feature detects and block exploits and hack attempts？___
A. Content blocker
B. file control
C. intrusion prevention
D. advanced malware protection
【单选题】
hich description of the nonsecret numbers that are used to start a Diffie- Hellman exchange is ture？___
A. They are preconfigured prime integers.
B. They are large pseudorandom numbers.
C. They are very small numbers chosen from a table of known valuses
D. They are numeric values extracted from ha shed system hostnames
【多选题】
Which two characteristics of an application layer firewall are true？___
A. provides stateful firewal functionality
B. has low processor usage
C. provides protection for multiple applications
D. provides rever se proxy services
E. is immune to URL manipulation
【多选题】
Which two devices are components of the BYOD architectural framework？___
A. Nexus 7010 switch
B. Cisco 3945 Router
C. Identify Services Engine
D. Wireless Access oints
E. Prime Infrastructure
【多选题】
Which two actions can a zone based firewall take when looking at traffic？ ___
A. forward
B. inspect
C. drop
D. broadcast
E. filter
【多选题】
n which two situations should you use in-band management？___
A. when management applications need concurrent access to the device
B. when you require administrator access from multiple locations
C. when a network device fails to forward packets
D. when you require ROMMON access
E. when the control plane fails to respond
【多选题】
What are two ways to prevent eavesdropping when you perform device management tasks？___
A. Use an SSH connection.
B. Use SNMPv3
C. Use out-of-band management
D. Use SNMP
E. Use in-band management
【多选题】
Which two features are commonly used CoPP and CPPr to protect the control plane？ ___
A. QoS
B. traffic classification
C. access lists
D. policy maps
E. class maps
F. Cisco Express Forwarding
【多选题】
Which four tunne ling prot ocols are enabled in the Dfit GrpPolicy group policy ？___
A. Clientless SSL VPN
B. SSL VPN Client
C. PPTP
D. L2TP/IPsec
E. IPsec IKEv1
F. IPsec IKEv2
【多选题】
Which two statements regarding the aSA VPN configurations are correct？___
A. The asa has a certificate issued by an external certificate authority associated to the ASDM TrustPoint1
B. The Default WEBVPNGroup Connection Profile is using the aaa with RADIUS server method
C. The Inside-srvbook mark references the https://192.168.1.2url
D. Only Clientless SSL VPN access is allowed with the Sales group policy
E. Any Connect， IPSec IKEv1， and IPSec IKEv2 VPN access is enabled on the outside interface
F. The Inside -SRV bookmark has not been applied to the Sales group policy
【多选题】
Which three ESP fields can be encrypted during transmission？___
A. Security Parameter Index
B. Sequence Number
C. MAC Address
D. Padding
E. Pad length
F. Next Header
【多选题】
.Which three statements de scribe DHCP spoofing attacks？___
A. They can modify traffic in transit.
B. They are used to perform man- in-the-middle attacks
C. They use ARP poisoning
D. They can access most network devices
E. They protect the ide ntity of the attacker by masking the DHCP address.
F. They are can physically modify the network gateway.
【多选题】
Which statement about the communication between interfaces on the same security level is true？___
A. Interfaces on the same security level require additional configuration to permit interinterface communication
B. Configuring interfaces on the same security level can cause asymmetric routing
C. All traffic is allowed by default between interfaces on the same security level
D. You can configure only one interface on a n individual security level
【多选题】
In which two situations should you use in band management？ ___
A. when the control plane fails to respond
B. when you require administrator access from multiple locations
C. when you require ROMMON access.
D. where a network device fails to forward packets
E. when multiple ma nagement applications need concument access to the device.
推荐试题
【单选题】
decfg存库时会自动向哪个文件夹下备份（ ）___
A. D:\OTNM\ui\backup
B. D:\OTNM\ui\cfg
C. D:\OTNM\ui\config
D. D:\OTNM\ui\netconfig
E.
F.
【单选题】
光功率的单位是（ ）___
A. pm
B. mw
C. db
D. dbm
E.
F.
【单选题】
光缆按敷设方式可分为管道光缆、（ ）、架空光缆和水底光缆等.___
A. 绞式光缆
B. 直埋光缆
C. 室外光缆
D. 单模光缆
E.
F.
【单选题】
光缆布放拉线时每段长度不超过（ ）米，超过部分必须有人接送或者分段敷设.___
A. 20米
B. 30米
C. 40米
D. 10米
E.
F.
【单选题】
光缆结构中，加强件的作用是（ ）___
A. 使缆芯有效抵御一切外来的机械、物理、化学作用，保证光缆有足够的使用寿命
B. 传输光信号
C. 保护光纤免受潮气和减少光纤的相互摩擦
D. 提高光缆在施工中的抗拉能力
E.
F.
【单选题】
光缆损耗主要是由光纤本身、接头和（ ）造成的.___
A. 人为造成
B. 熔接点
C. 外界环境
D. 设备
E.
F.
【单选题】
光缆弯曲半径应大于光缆外径的（ ）倍，施工中（非静止状态）应大于（ ）倍.___
A. 15、20
B. 30、35
C. 25、30
D. 20、25
E.
F.
【单选题】
光缆在敷设时因受到扭曲和弯曲时，会使边缘光纤收到的挤压加重，造成损耗的（ ）___
A. 减小
B. 增大
C. 变化不确定
D. 不变
E.
F.
【单选题】
光链路衰减测试使用的仪表是（ ）___
A. 光源、光功率计
B. OTDR
C. 三波长光功率计
D. 红光源
E.
F.
【单选题】
光网络网管，采用成熟的三层标准客户端-服务器端（Client-Server）结构的有（ ）___
A. NES
B. T2000
C. RMS
D. RMS+
E.
F.
【单选题】
对没有设定为白动上报的报警类型，需要通过 的方式来查询告警___
A. 告警浏览
B. 告警核对
C. 告警确认
D. 告警同步
E.
F.
【单选题】
光纤到户的英文缩写为（ ）___
A. FTTB
B. FTTN
C. FTTC
D. FTTH
E.
F.
【单选题】
devcfg中的逻辑配置不包括以下个部分（ ）___
A. 网块
B. 网元
C. 组
D. 单盘
E.
F.
【单选题】
互联网电视业务是基于家庭宽带网络，以（ ）智能机顶盒连接电视机或大屏显示器等显示终端，向宽带用户提供高清视频节目.___
A. Java
B. Android
C. IOS
D. 塞班
E.
F.
【单选题】
华为OLT的PON单板更换方法是（ ）___
A. 不同名称、端口数量相同的单板可以随意替换，但需要手工确认
B. 不同名称的单板不能直接替换
C. GPON单板可以直接换成EPON单板
D. 多端口的单板可以直接替换少端口单板
E.
F.
【单选题】
华为新开局MDU需要在OLT上配置对应的线路模板，其中对于gemport的配置描述正确的是（ ）___
A. 一个gemport只能绑定一个tcont
B. 一个gemport只能mapping一个vlan或优先级
C. 一个tcont只能绑定一个genport
D. 一个gemport可以mapping多个vlan或优先级
E.
F.
【单选题】
徽章式工号牌应该佩戴在哪个位置（ ）___
A. 左胸上口袋处或不低于衬衫第三粒钮扣处
B. 右胸上口袋处
C. 右胸上口袋处或不低于衬衫第三粒钮扣处
D. 左胸上口袋处
E.
F.
【单选题】
机房安全管理办法中，哪些不能带入机房内（ ）___
A. 单板
B. 电脑
C. 网线
D. 矿泉水
E.
F.
【单选题】
机柜侧面与墙的距离不小于（ ）___
A. 5M
B. 2M
C. 3M
D. 1M
E.
F.
【单选题】
基于IP地址来进行数据包选路的过程发生在TCP/IP模型里的哪层？___
A. 应用层
B. 传输层
C. 网络层
D. 数据链路层
E.
F.
【单选题】
集团客户投诉受理热线受理客户投诉后，对（ ）业务故障，如涉及多个部门、多个地市公司，则无需进行预判断即可分派给所有相关部门同时处理.___
A. AAA级
B. A级
C. 普通级
D.
E.
F.
【单选题】
对于07ONU的每一个FE口最多可以配置多少条UNTAG业务。( )___
A. 1条
B. 2条
C. 3条
D. 16条
E.
F.
【单选题】
集团客户投诉受理热线为7×24小时投诉受理热线，受理（ ）客户的投诉.___
A. 金牌级
B. AAA级
C. 重要级
D. 所有级别
E.
F.
【单选题】
家庭客户代维界面传输维护界面中，是以什么设备为分界.（ ）___
A. 上联站点的ODF架
B. 进入小区的第一级光交箱
C. ODF架
D. 进入小区的第一级光交箱或ODF架
E.
F.
【单选题】
DHCP标准流程分为（ ）个步骤.___
A. 1
B. 2
C. 3
D. 4
E.
F.
【单选题】
家庭客户代维界面客户信息点维护界面中，是以什么设备为分界点.（ ）___
A. ODF架
B. 客户信息点
C. ONU
D. OLT
E.
F.
【单选题】
家庭宽带日常巡检中后台数据验证不符合巡检要求的是（ ）___
A. IT、传输等网管数据应正常、可监控。
B. 现场网络资源信息、业务信息应和资料一致；
C. 可不检查资源管理系统项目信息是否录入
D. 客户的联系人、联系方式等信息应与资料一致
E.
F.
【单选题】
家庭宽带日常巡检中设备检查工作内容包括（ ）___
A. 检查设备指示灯是否正常显示
B. 检查设备的保修日期
C. 检查FTTH ONT是否正常
D. 检查标签是否合格
E.
F.
【单选题】
家庭宽带业务服务支撑工作主要分为业务管理与（ ）两部分.___
A. 生产操作
B. 上门装机
C. 故障处理
D. 客户预约
E.
F.
【单选题】
家庭宽带装机过程中，遇到无户线小区必须采用（ ）制的户线布放原则.___
A. 一户一线
B. 一户二线
C. 一线二户
D. 一线三户
E.
F.
【单选题】
检验项目工作是否完成，需要使用（ ）___
A. 项目计划
B. WBS（工作任务分解表）
C. 项目管理计划
D. 项目要求
E.
F.
【单选题】
交直流电源线及信号线应分开布放，避免在同一线束内；无法避开同一路由时，至少要间隔（ ）以上.___
A. 5CM
B. 10CM
C. 15CM
D. 3CM
E.
F.
【单选题】
对于AAA等级数据专线的组网要求说法错误的是（ ）___
A. 客户侧接入：双端物理双路由
B. 客户侧设备电源具有1+1 保护的双电源模块，客户侧设备具备220V/-48V两种电源可选输入接口
C. 接入侧/客户侧设备可监控
D. 设备可采用台式或壁挂式安装方式
E.
F.
【单选题】
接入网丢包率参考值，KPI指标集要求 （） ___
A. ≤0.05%
B. ≤0.1%
C. ≤0.2%
D. ≤0.5%
E.
F.
【单选题】
经过配置中心配置后的客户端软件可以直接拷贝到其他电脑上使用，要删除的有（ ）___
A. tools
B. ums-clnt\temp
C. ums-clnt
D. jdk-windows
E.
F.
【单选题】
局域网中适用于100Mbps高速传输的双绞线是（ ）___
A. 五类双绞线
B. 四类双绞线
C. 三类双绞线
D. 简单双绞线
E.
F.
【单选题】
Dtbackup中导出24小时历史性能应该选择的是（ ）___
A. alarmhis
B. pmhis15
C. pmhis24
D. user
E.
F.
【单选题】
看本机IP地址信息的命令是（ ）___
A. PING
B. TELNET
C. TRACERT
D. IPCONFIG
E.
F.
【单选题】
客户服务中心设立7×24小时集团客户投诉受理热线（ ），向集团客户提供电话支持，受理集团客户的故障投诉.___
A. 10086-8
B. 10086-1
C. 4001008609
D. 4001008608
E.
F.
【单选题】
宽带拨号691表示的含义是（ ）___
A. 线路故障
B. 网线为连接二层链路不通
C. MODEM故障
D. 用户名密码错误
E.
F.
