Which two statements are true about traffic shaping?()

题目
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Which two statements are true about traffic shaping?()
A

Out-of-profile packets are queued.

B

It causes TCP retransmits.

C

Marking/remarking is not supported.

D

It does not respond to BECN and ForeSight Messages.

E

It uses a single/two-bucket mechanism for metering.

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相似问题和答案

第1题:

Which two statements are true about the command ip route 172.16.3.0 255.255.255.0 192.168.2.4 (Choose two.)()。

A.It establishes a static route to the 172.16.3.0 network

B.It establishes a static route to the 192.168.2.0 network

C.It configures the router to send any traffic for an unknown destination to the 172.16.3.0 network

D.It configures the router to send any traffic for an unknown destination out the interface with the address 192.168.2.4

E.It uses the default administrative distance

F.It is a route that would be used last if other routes to the same destination exist


参考答案:A, E

第2题:

Which two of these are differences between traffic policing and traffic shaping?()

  • A、with traffic shaping,a router stores excess traffic in packet buffers until bandwidth is available again
  • B、with policing you can tune the buffer usage for traffic exceeding the specified CIR
  • C、with shaping you can tune the buffer usage for traffic exceeding the specified CIR
  • D、shaping should only be applied for ingress traffic,policing only for egress
  • E、policing uses a token bucket algorithm,shaping uses an SPD algorithm

正确答案:A,C

第3题:

Click the Exhibit button.Assume the default-policy has not been configured.Given the configuration shown in the exhibit, which two statements about traffic from host_a in the HR zone to host_b in the trust zone are true? ()(Choose two.)

A. DNS traffic is denied.

B. HTTP traffic is denied.

C. FTP traffic is permitted.

D. SMTP traffic is permitted.


参考答案:A, C

第4题:

Which two statements are true about L2TP tunnels?() (Choose two.)

  • A、Traffic is clear text
  • B、Traffic is encrypted 
  • C、They are initiated by the LNS
  • D、They are initiated by the LAC

正确答案:A,D

第5题:

Which two statements are true about the protocols that are used for transmitting voice traffic?()

  • A、RTP multiplexing is used to keep multiple phone conversations separate
  • B、RTP provides end-to-end delivery services for voice traffic
  • C、UDP is used to ensure a reliable transmission from sender to receiver
  • D、RTP is used to provide resource reservation for the voice stream
  • E、UDP provides multiplexing

正确答案:E

第6题:

Which two statements are true about the command ip route 172.16.3.0 255.255.255.0 192.168.2.4 (Choose two.)()。

  • A、It establishes a static route to the 172.16.3.0 network
  • B、It establishes a static route to the 192.168.2.0 network
  • C、It configures the router to send any traffic for an unknown destination to the 172.16.3.0 network
  • D、It configures the router to send any traffic for an unknown destination out the interface with the address 192.168.2.4
  • E、It uses the default administrative distance
  • F、It is a route that would be used last if other routes to the same destination exist

正确答案:A,E

第7题:

Which two statements are true about traffic shaping and traffic policing?()

  • A、both traffic shaping and traffic policing cause retransmissions of connection-oriented protocols such as TCP
  • B、both traffic shaping and traffic policing support the marking and re-marking of traffic
  • C、the effects of traffic shaping and traffic policing when configured on a router are applied to outgoing traffic
  • D、traffic shaping queues excess traffic whereas traffic policing discards excess traffic
  • E、traffic shaping allows the traffic to exceed the bit rate whereas traffic policing prevents the traffic from exceeding the bit rate

正确答案:C,D

第8题:

Which two statements are true with regard to policy ordering? ()(Choose two.)

A. The last policy is the default policy, which allows all traffic.

B. The order of policies is not important.

C. New policies are placed at the end of the policy list.

D. The insert command can be used to change the order.


参考答案:C, D

第9题:

Which two statements about an IDS are true?()

  • A、The IDS is in the traffic path.
  • B、The IDS can send TCP resets to the source device.
  • C、The IDS can send TCP resets to the destination device.
  • D、The IDS listens promiscuously to all traffic on the network.
  • E、Default operation is for the IDS to discard malicious traffic.

正确答案:B,D

第10题:

Which two statements are true about the relationship between static NAT and proxy ARP? ()(Choose two.)

  • A、It is necessary to forward ARP requests to remote hosts.
  • B、It is necessary when translated traffic belongs to the same subnet as the ingress interface.
  • C、It is not automatic and you must configure it.
  • D、It is enabled by default and you do not need to configure it.

正确答案:B,C

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