Which Cisco IOS diagnostics command can disrupt the operation of a router under high-load conditions?（）

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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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• Which of these is mandatory when configuring Cisco IOS Firewall？ （）

  A . Cisco IOS IPS enabled on the untrusted interface B . NBAR enabled to perform protocol discovery and deep packet inspection C . a route map to define the trusted outgoing traffic D . a route map to define the application inspection rules E . an inbound extended ACL applied to the untrusted interface

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• Which Cisco IOS traffic-shaping mechanism statement is true？ （）

  A . class-based policing is configured using the Modular QoS command-line （MQC） B . only the Frame Relay traffic-shaping （FRTS） mechanism can interact with a Frame Relay network， adapting to indications of Layer2 congestion in the WAN links C . Distributed Traffic Shaping （DTS） is configured with the police command under the policy map configuration D . both Frame Relay traffic shaping （FRTS） and virtual IP （VIP）-based Distributed Traffic Shaping （DTS） have the ability to mark traffic

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• Which Cisco IOS command globally enables port-based authentication on a switch？ （）

  A . aaa port-auth enable B . radius port-control enable C . dot1x system-auth-control D . switchport aaa-control enable

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• When configuring IOS firewall （CBAC） operations on Cisco routers， the "inspection rule" could be applied at which two locations？ （）

  A .  at the untrusted interfacein the inbound direction B .  atthe untrusted interface in theoutbounddirection C .  at thetrusted interface inthe inbound direction D .  at the trusted interface in the outbound direction E .  at the trusted and untrusted interfaces in the inbound direction F .  at the trusted and untrusted interfaces in the outbounddirectio

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• Which Cisco IOS diagnostics command can disrupt the operation of a router under high-load conditions？（）

  A . show running-config B . show processes cpu C . debug all D . logging host ip addre

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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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• In which Cisco IOS configuration mode is the route distinguisher （RD） configured？（）

  A . R1（config-route-at）# B . R1（config-route-map）# C . R1（config-it）# D . R1（config-vrf）# E . R1（config）# F . R1（router）#

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• Cisco IOS IPS sends IPS alert messages using which two protocols？ （）

  A .  SDEE B .  LDAP C .  SYSLOG D .  FTP E .  SNMP F .  SMTP

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• Which three of the following basic network services are provided by the Cisco IOS?（）

  A . Defines the network topology B . Access to network resources C . Routing and switching functions D . Content Filtering E . Intrusion Detectio

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• Cisco IOS NetFlow gathers data that can be used in which three of these？ （）

  A .  accounting B .  authentication C .  authorization D .  network monitoring E .  network planning

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• Which two IOS commands are equivalents for putting a Cisco 7500 OC-12 RPR interface card intowrapped mode？ （）

  A . shutdown [a b] B . srp shutdown [a b] C . srp ips request manual-switched [a b]

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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 Cisco IOS command is used to troubleshoot a problem in which a BGP session stays in the active state?（）

  A . debug ip bgp updates B . debug ip tcp events C . debug ip bgp transactions D . debug ip tcp transactio

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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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• Which two statements are true about the Cisco Classic （CBAC） IOS Firewall set？（）

  A . It can be used to block bulk encryption attacks B . It can be used to protect against denial of service attacks C . Traffic originating from the router is considered trusted， so it is not inspected D . Based upon the custom firewall rules， an ACL entry is statically created and added to theexisting ACL permanently E . Temporary ACL entries that allow selected traffic to pass are created and persist for theduration of the communication sessio

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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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• Which two privileged mode cisco ios commands can be used to determine a cisco router chassis serialnumber？（）

  A . show inventory B . show flash：filesys C . dir flash：include chassis D . show diag E . show controller

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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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• Which two privileged mode cisco ios commands can be used to determine a cisco router chassis serial number?（）

  A . show inventory B . show flash：filesys C . dirflash：include chassis D . show diag E . show controller

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• Which two items best describe a Cisco IOS IP SLA responder？（）

  A . required at the destination to implement Cisco IOS IP SLA services B . improves measurement accuracy C . required for VoIP jitter measurements D . provides security on Cisco IOS IP SLA messages via LEAP or EAP-FAST authentication E . responds to one Cisco IOS IP SLA operation per port F . stores the resulting test statistic

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• Which three of the following steps are mandatory when configuring MPLS on Cisco IOS? （）(Choose three.)

  A . start LDP B . enable CEF switching C . configure the MPLS ID D . disable IP TTL propagation E . configure conditional label advertising F . enable label switching on frame mode interface

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• Which three statements are true when configuring Cisco IOS Firewall features using the SDM？ （）

  A . A custom application security policy can be configured in the Advanced Firewall Security Configuration dialog box. B . An optional DMZ interface can be specified in the Advanced Firewall Interface Configuration dialog box. C . Custom application policies for e-mail， instant messaging， HTTP， and peer-to-peer services can be created using the Intermediate Firewall wizard. D . Only the outside （untrusted） interface is specified in the Basic Firewall Interface Configuration dialog box. E . The outside interface that SDM can be launched from is configured in the Configuring Firewall for Remote Access dialog box. F . The SDM provides a basic， intermediate， and advanced firewall wizard.

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• Which two data link layers are supported by cisco ios software for IPv6?（）

  A . PPP B . FDDI C . Frame Relay PVC D . NBMA E . Frame Relay SVC

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