Cisco IOS XR has implemented a nonstop routing feature so that when RP failover occurs， the routinginformation can be recovered locally. Which protocol does not support the NSR feature？（）

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• Which item is correct regarding Cisco IOS IPS on Cisco IOS Release 12.4（11）T and later ？（）

  A . requires the Basic or Advanced Signature Definition File B . uses the built-in signatures that come with the Cisco IOS image as backup C . supports SDEE，SYSLOG，and SNMP for sending Cisco IPS alerts D . uses Cisco IPS 5.x signature format

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• The IOS of a North American Cisco Aironet 1130AG Series standalone access point has become corrupt.You must therefore reload the TFTP firmware. Before you press and hold the MODE button，you shouldverify that the file name is which of the following？（）

  A . c1130-k9w7-tar.boot B . c1130-k9w7-tar.default C . c1130-k9w7-tar.recover D . c1130-k9w7-tar.123-7.JA1.tar

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• In order to enhance worker productivity， a Cisco wireless network has been implemented at all    locations.  Which three statements regarding WLAN are true？（）

  A . A WLAN client will operate in half-duplex mode. B . The Aironet 1230 access point is an example of an access point that operates solely as a lightweight access point. C . Ad hoc mode allows mobile clients to connect directly without an intermediate AP. D . WLANs are designed to share the medium and can easily handle an increased demand of channel contention. E . A lightweight AP receives control and configuration from a WLAN controller to which it is associated. F . Another term for infrastructure mode is independent service set （IBSS）.

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• The IOS of a North American Cisco Aironet 1130AG Series standalone access point has becomecorrupt. You must therefore reload the TFTP firmware. Before you press and hold the MODEbutton. You should verify that the file name is which of the following？（）

  A .  c1130-k9w7-tar.boot B .  c1130-k9w7-tar.123-7.JA1.tar C .  c1130-k9w7-tar.default D .  c1130-k9w7-tar.recove

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• Which three components are included in the Cisco IOS XR infrastructure？（）

  A . modular line cards B . shelf controllers C . route processors D . service processors E . distributed service card

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• 查看Cisco7600IOS版本信息的命令是（）。

  A . show module B . show inventory C . show status D . show versio

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• Cisco IOS XR Software Multicast Routing Implementation， which three features are supported in IPv6 onCisco CRS router？（）

  A . PIM-SSM B . Aggregation multicast C . PIM-Bidirectional D . OOR handling E . integrated multicast F . Multicast NSF

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• Which three statements are true about Cisco IOS Firewall？（）

  A . It can be configured to block Java traffic. B . It can be configured to detect and prevent SYN-flooding denial-of-service （DoS） network attacks. C . It can only examine network layer and transport layer information. D . It can only examine transport layer and application layer information. E . The inspection rules can be used to set timeout values for specified protocols. F . The ip inspect cbac-name command must be configured in global configuration mode.

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• 使用如下什么方法可以升级cisco交换机的IOS软件（）。

  A . A、CDP B . B、HSRP C . C、TFTP D . D、TELNET

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• Which two statements best describe Cisco IOS IP SLA？（）

  A . only implemented between Cisco source and destination-capable devices B . statistics provided by syslog， CLI， and SNMP C . measures delay， jitter， packet loss， and voice quality D . only monitors VoIP traffic flows E . provides active monitoring F . provides passive monitoring

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• Cisco IOS中IP协议的扩展访问控制列表号码介于（）之间。

  A . 0-99 B . 100-199 C . 200-299 D . 300-399

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• Cisco IOS中IP协议的扩展访问控制列表号码有（）。

  A . 1-99 B . 100-199 C . 200-299 D . 1300-1999 E . 2000-2699

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• 在路由器启动过程中可从哪两个位置加载 Cisco IOS（）

  A . RAM B . TFTP 服务器 C . NVRAM D . 设置例程 E . 闪存 F . 终端

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• What are two advantages that the Cisco SA 520 all-in-one UTM security device has over implementing a typical router in a small business network？（）

  A .  Cisco Intrusion Prevention System B .  higher bandwidth C .  virtual private networks D .  access control lists E .  URL filtering

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• Cisco IOS XR software is partitioned into three planes： control， data， and management. Which three ofthese belong to the data plane？（）

  A . XML B . RIB C . FIB D . QoS E . PFI

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• The IOS of a North American Cisco Aironet 1230 Series access point has become corrupt， necessitating the need for a TFTP firmware reload. Before you press and hold the MODE button，what must the file be named in order for the reload to occur？（）

  A . c1200-k9w7-tar.default B . c1200-k9w7-tar.boot C . c1200-k9w7-tar.123-7.JA1.tar D . c1200-k9w7-tar.recover

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• Which result is of securing the Cisco IOS image by use of the Cisco IOS image resilience feature？（）

  A . The Cisco IOS image file will not be visible in the output from the show flash command. B . The show version command will not show the Cisco IOS image file location. C . When the router boots up， the Cisco IOS image will be loaded from a secured FTP location. D . The running Cisco IOS image will be encrypted and then automatically backed up to a TFTP server.

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• The IOS of a North American Cisco Aironet 1130AG Series standalone access point has becomecorrupt. You must therefore reload the TFTP firmware. Before you press and hold the MODEbutton，you should verify that the file name is which of the following？ （）

  A . c1130-k9w7-tar.boot B . c1130-k9w7-tar.123-7.JA1.tar C . c1130-k9w7-tar.default D . c1130-k9w7-tar.recover

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• A Cisco router is booting and has just completed the POST process. It is now ready to find and load an IOS  image. What function does the router perform next?（）

  A . It checks the configuration register. B . It attempts to boot from a TFTP server. C . It loads the first image file in flash memory. D . It inspects the configuration file in NVRAM for boot instructions.

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• Which IOS feature provides dial plan scalability and bandwidth management for H.323 VoIP implementations？（）

  A . gatekeeper B . Call Routing C . Call Admission Control D . Digital Signal Processor

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• 在Cisco IOS软件中，能够正确地将VTP版本设置为1的命令（）。

  A . vtp v1-mode B . vtp v2-mode C . no vtp version D . no vtp version 2 E . vtp version 1

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• Which of the following processes in IOS XR run exclusively on the Route Processor？（）

  A . bgp B . mpls_idp C . sysmgr D . wdsysmon E . g

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• A cisco router is booting and has just completed the POST process.It is now ready to find and load an IOS image.what function does the router perform next？（）

  A . It checks the configuration register B . It attempts to boot from a TFTP server C . It loads the first image file in flash memory D . It inspects the configuration file in NVRAM for boot instructio

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• Cisco的IOS使用 来实现设备配置。

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