JN0-120

单选题Where does Layer2 de-encapsulation occur on the ERX Edge Router？（）A on the SRPB on the I/O adapterC on the egress line moduleD on the ingress line module

题目
单选题
Where does Layer2 de-encapsulation occur on the ERX Edge Router？（）
A

on the SRP

B

on the I/O adapter

C

on the egress line module

D

on the ingress line module

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相似问题和答案

第1题：

Your ERX router is supporting 100 virtual routers.A specific line module supports IP interfaces in 5 virtual routers.How many routing tables are maintained on that module?()

A.0

B.1

C.5

D.100


参考答案：C

第2题：

Where does Layer2 de－encapsulation occur on the ERX Edge Router?()

A.on the SRP

B.on the I/O adapter

C.on the egress line module

D.on the ingress line module


参考答案：D

第3题：

On which component are RED and WRED managed in the router?()

A. I/O module

B. switch fabric

C. egress line module

D. ingress line module


参考答案：C

第4题：

On Cisco Nexus 5000 Series Switches， where are the virtual output queues implemented， and what is the main purpose of virtual output queues？（）

  • A、 on all ingress interfaces； to ensure maximum throughput on a per-egress， per-CoS basis
  • B、 on all ingress interfaces； to provide independent congestion management and 16 queues
  • C、 on all egress interfaces； so that a congested egress port does not affect traffic directed to other egress ports
  • D、 on all egress interfaces； to prevent head-of-line blocking by utilizing multiple virtual output queues
  • E、 on all egress interfaces； to be able to use EEE 802.1p CoS

正确答案:A

第5题：

What are two way sthat IP datagrams are passed from the ingress line module to the egress line module?()

A.over an ATM PVC

B.over a FastEthernet bus

C.overa Gigabit Ethernet bus

D.over high speed serial bus


参考答案：A, B

第6题：

Which ERX Edge Router component is responsible for all packet processing and packet forwarding?()

A.I/O adapter

B.line module

C.shared memory fabric

D.switch route processor


参考答案：B

第7题：

Where is OSPF authentication configured on the ERX Edge Router?()

A.A

B.B

C.C

D.D


参考答案：A

第8题：

Which statement describes queue and buffer managment in the E－series router?()

A. Buffer memory is managed dynamically in the I/O module.

B. Buffer memory is managed dynamically in the switch fabric.

C. Buffer memory is managed dynamically on egress line modules.

D. Buffer memory is managed dynamically on ingress line modules


参考答案：C

第9题：

You would like to install an OC －48c line module in an ERX 1440 Edge Router.Which slots can support this configuration()

A.0 and 1

B.1 and 2

C.2 and 3

D.3 and 4


参考答案：C

第10题：

On which component are RED and WRED managed in the router?（）

  • A、I/O module
  • B、switch fabric
  • C、egress line module
  • D、ingress line module

正确答案:C

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