多选题What are two purposes of a forwarding class?（）Ato identify traffic that should be droppedBto classify trafficCto identify traffic that should receive common treatmentDto assign traffic to output queues

题目

多选题

What are two purposes of a forwarding class?（）

to identify traffic that should be dropped

to classify traffic

to identify traffic that should receive common treatment

to assign traffic to output queues

参考答案和解析

正确答案： D,C

解析：暂无解析

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相似问题和答案

第1题：

What are the contents of a scheduler?()

A.A scheduler contains parameters that describe how a queue should be serviced.

B.A scheduler contains traffic that is ready to be transmitted.

C.A scheduler contains forwarding classes that allow traffic to be forwarded.

D.A scheduler contains a map between the classification of a packet and its forwarding class.

参考答案：A

第2题：

What are two step needed to define a QoS policy for a traffic class？（）

A、determine a minimum bandwidth guarantee
B、determine interfaces to which to apply policy
C、assign priorities to the class
D、configure access control lists

正确答案:A,C

第3题：

What is the purpose of unicast reverse path forwarding?()

A. to validate packet receipt on interfaces where the traffic should be received

B. to forward packets out the interfaces where the traffic should be received

C. to forward packets out the interfaces where the traffic should be sent

D. to validate packet receipt on interfaces where the traffic should be sent

参考答案：A

第4题：

What are two functions associated with JUNOS software class of service？（）

A、Log incoming traffic.
B、Manage ingress bandwidth.
C、Mark packets for special handling.
D、Manage congestion by intelligently dropping traffic.
E、Classify Frame Relay QoS packets into an equivalent OP CoS environment.

正确答案:C,D

第5题：

Which two statements correctly identify factors to consider when Configuring WAN QoS？（）

A、Voice Traffic uses Assured Forwarding
B、Voice Signaling traffic uses Assured Forwarding
C、Voice Signaling traffic uses priority queuing
D、Voice Traffic uses priority queuing
E、Voice signaling traffic should use priority queuing with Assured Forwarding

正确答案:B,D

第6题：

What are some general guidelines regarding the placement of access control lists?()

A. You should place standard ACLS as close as possible to the source of traffic to be denied.

B. You should place extended ACLS as close as possible to the source of traffic to be denied.

C. You should place standard ACLS as close as possible to the destination of traffic to be denied.

D. You should place extended ACLS should be places as close as possible to the destination of traffic to be denied.

参考答案：B, C

第7题：

Which two statements are true about trust boundaries？（）

A、Classifying and marking traffic should be done as close to the traffic source as possible.
B、Classifying and marking traffic should be done at the distribution layer.
C、Traffic is classified and marked as it travels through the network.
D、If untrusted traffic enters a switch， it can be marked with a new QoS value appropriate for the policy in place.
E、The trust boundary moves depending on the type of traffic entering the network.

正确答案:A,D

第8题：

What are three functions associated with JUNOS software class of service?()

A. Log incoming traffic.

B. Classify incoming packets.

C. Manage outbound bandwidth.

D. Manage congestion by intelligently dropping traffic.

E. Classify ATM QoS packets into an equivalent IP CoS environment.

参考答案：B, C, D

第9题：

A company wants all IM chat via the internet to stop. A technician blocks IRC traffic with a traffic shaping device， yet IM chat remains useable. Which of the following should a technician do next？（）

A、Block both IRC and ICMP
B、Utilize SNMP to identify IM users
C、Contact the IM carrier to request the IM account be disabled
D、Change the shaping setting to allow minimal traffic to reduce port hopping

正确答案:D

第10题：

What is the purpose of unicast reverse path forwarding?（）

A、to validate packet receipt on interfaces where the traffic should be received
B、to forward packets out the interfaces where the traffic should be received
C、to forward packets out the interfaces where the traffic should be sent
D、to validate packet receipt on interfaces where the traffic should be sent

正确答案:A

多选题What are two purposes of a forwarding class?（）Ato identify traffic that should be droppedBto classify trafficCto identify traffic that should receive common treatmentDto assign traffic to output queues

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