Which statement best describes Cisco IOS Zone-Based Policy Firewall?()A、A router interface can belong to multiple zones.B、Policy maps are used to classify traffic into different traffic classes, and class maps are used to assignaction to the traffic class

题目

Which statement best describes Cisco IOS Zone-Based Policy Firewall?()

  • A、A router interface can belong to multiple zones.
  • B、Policy maps are used to classify traffic into different traffic classes, and class maps are used to assignaction to the traffic classes.
  • C、The pass action works in only one direction
  • D、A zone-pair is bidirectional because it specifies traffic flowing among the interfaces within the zone-pair in both directions.
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相似问题和答案

第1题:

When Cisco SDM is used to generate QoS policy, various QoS classes will be created and assigned a percentage of the interface bandwidth. Which three statements indicate the default bandwidth values that are assigned by SDM for outgoing traffic on a WAN interface? ()

  • A、 Voice traffic will be assigned 47% of the interface bandwidth.
  • B、 Voice call signaling will be assigned 33% of the interface bandwidth.
  • C、 Telnet, SSH, and other traffic that is generated to manage the router is assigned 5% of the interface bandwidth.
  • D、 Best-effort traffic will be assigned 38% of the interface bandwidth.
  • E、 Routing protocol traffic will be assigned 5% of the interface bandwidth.
  • F、 Transactional traffic will be assigned 5% of the interface bandwidth.

正确答案:C,E,F

第2题:

Which statement is true about the SDM QoS wizard and its ability to enable a QoS policy on router interfaces?()

  • A、QoS can be enabled on interfaces used for Easy VPN clients
  • B、QoS can be enabled on IPsec VPN interfaces and tunnels
  • C、QoS can be enabled on interfaces with an existing QoS policy
  • D、the QoS policy can be enabled for incoming and outgoing traffic on the interface

正确答案:B

第3题:

Which utility is used to assign a flow of data to a traffic class?()

A. ip profile

B. policy-list

C. classifier-list

D. rate-limit-profile


参考答案:B

第4题:

What is the default Quality of Service traffic class used by the ERX Edge Router?()

  • A、bronze forwarding
  • B、assured forwarding
  • C、expedited forwarding
  • D、best effort forwarding

正确答案:D

第5题:

Which two steps are executed in the deployment of Cisco AutoQoS for Enterprise?()

  • A、The customer uses SNMP statistics to create the policy.
  • B、QoS policy templates are generated and installed on the interface.
  • C、RTP is used to generate the policy.
  • D、LLQ,cRTP,and LFI are used to automatically discover the policy.
  • E、The auto-generated policy is manually optimized before implementation.
  • F、Auto-discovery is used to determine what traffic is on the interface.

正确答案:B,F

第6题:

The Cisco SDM will create a QoS policy that provides services to two types of traffic. Which two statements indicate the default QoS parameters that are created by SDM?()

  • A、 Business-critical traffic will be sorted into two QoS classes.
  • B、 Real-time traffic will be sorted into one QoS class.
  • C、 Voice traffic will be considered real-time traffic while call signaling will be considered business-critical.
  • D、 All traffic except real-time will be considered best-effort.
  • E、 Routing, management, and transactional traffic will be considered business-critical.
  • F、 Voice and call signaling traffic will be considered real-time.

正确答案:E,F

第7题:

ASA/PIXversion 7.0 introduced ModularPolicyFramework (MPF) as anextensible wayto classify traffic,and then apply policies (or actions) to that traffic. MPF at aminimum requires which three commands?()

  • A、 http-map, tcp-map, class-map
  • B、 class-map, tcp-map, policy-map
  • C、 class-map, policy-map, service-map
  • D、 class-map, service-policy, policy-map

正确答案:D

第8题:

How can Cisco NetFlow be used to aid in the operation and troubleshooting of QoS issues? ()

A. NetFlow can report on the number of traffic matches for each class map in a configured QoS policy configuration.

B. NetFlow records can be used to understand traffic profiles per class of service for data, voice, and video traffic.

C. NetFlow can discover the protocols in use and automatically adjust QoS traffic classes to meet policy-map requirements.

D. NetFlow can be configured to identify voice and video traffic flows and place them into a lowlatency queue for expedited processing.


参考答案:B

第9题:

Which statement describes the behavior of a security policy?()

  • A、The implicit default security policy permits all traffic.
  • B、Traffic destined to the device itself always requires a security policy.
  • C、Traffic destined to the device’s incoming interface does not require a security policy.
  • D、The factory-default configuration permits all traffic from all interfaces.

正确答案:C

第10题:

As an experienced network administrator, you are asked to troubleshoot a QoS problem. In which way might the Cisco NetFlow be helpful during the troubleshooting process?()

  • A、NetFlow can discover the protocols in use and automatically adjust QoS traffic classes to meet policy-map requirements.
  • B、NetFlow records can be used to understand traffic profiles per class of service for data, voice, and video traffic.
  • C、NetFlow can be configured to identify voice and video traffic flows and place them into a low-latency queue for expedited processing.
  • D、NetFlow can report on the number of traffic matches for each class map in a configured QoS policy configuration.

正确答案:B

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