Which statement describes exception traffic?()

题目
单选题
Which statement describes exception traffic?()
A

Exception traffic must be sent to the PFE for processing.

B

Exception traffic enters one ingress port and is sent out multiple egress ports.

C

Exception traffic is rate-limited on the internal link to prevent DoS attacks.

D

Exception traffic is processed after forwarding traffic when congestion exists.

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第1题:

Which statement describes exception traffic?()

A. Exception traffic must be sent to the PFE for processing.

B. Exception traffic enters one ingress port and is sent out multiple egress ports.

C. Exception traffic is rate-limited on the internal link to prevent DoS attacks.

D. Exception traffic is processed after forwarding traffic when congestion exists.


参考答案:C

第2题:

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.

正确答案:C

第3题:

Which statement is correct regarding exception traffic processing?()

A. Exception traffic is only handled by the PFE

B. Exception traffic is rate-limited across the internal link to protect the RE

C. Exception traffic is not prioritized during times of congestion

D. Exception traffic is forwarded based on forwarding table entries


参考答案:B

第4题:

Which statement describes the PFE?()

  • A、The PFE controls the RE by providing Layer 2 and Layer 3 forwarding tables
  • B、The PFE implements advanced services such as policing, stateless firewall filtering, and class of service
  • C、The PFE sends traffic to the RE for systematic packet forwarding
  • D、The PFE receives hardware and environmental status messages from the RE

正确答案:B

第5题:

Which statement best describes the application of link fragmentation and interleaving (LFI)?()

  • A、It compresses the Layer 2 payload and marks the packet as a high priority to be transmitted first
  • B、It fragments larger packets and allows VoIP packets to be transmitted in between them.
  • C、It stops the transmission of large packets when priority packets arrive.
  • D、It sends high priority packets in between normal traffic packets.

正确答案:B

第6题:

Which statement describes VRRP object tracking?()

A.It monitors traffic flow and link utilization.

B.It ensures the best VRRP router is the virtual router master for the group.

C.It causes traffic to dynamically move to higher bandwidth links

D.It thwarts man-in-the-middle attacks.


参考答案:B

第7题:

Which statement describes VRRP object tracking?()

  • A、It monitors traffic flow and link utilization.
  • B、It ensures the best VRRP router is the virtual router master for the group.
  • C、It causes traffic to dynamically move to higher bandwidth links
  • D、It thwarts man-in-the-middle attacks.

正确答案:B

第8题:

Which statement describes transit traffic?()

A. Traffic addressed to the chassis that requires some form of special handling by the RE before it can be forwarded out an egress port.

B. Traffic that enters an ingress port, is compared against the forwarding table, and is forwarded out an egress port.

C. Any traffic that requires the generation of an ICMP message.

D. Traffic that requires some form of special attention and does not pass through the device.


参考答案:B

第9题:

Which the statement is true?()

  • A、 The Error class is a Runtime Exception.
  • B、 No exceptions are subclasses of Error.
  • C、 Any statement that may throw an Error must be enclosed in a try block.
  • D、 any statement that may throw an Exception must be enclosed in a try block.
  • E、 Any statement that may throw an Runtime Exception must be enclosed in a try block.

正确答案:B

第10题:

Which statement is correct regarding exception traffic processing?()

  • A、Exception traffic is only handled by the PFE
  • B、Exception traffic is rate-limited across the internal link to protect the RE
  • C、Exception traffic is not prioritized during times of congestion
  • D、Exception traffic is forwarded based on forwarding table entries

正确答案:B

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