单选题Which statement is true regarding proxy ARP?()A Proxy ARP is enabled by default on stand-alone JUNOS security devices.B Proxy ARP is enabled by default on chassis clusters.C JUNOS security devices can forward ARP requests to a remote device when proxy 

题目
单选题
Which statement is true regarding proxy ARP?()
A

Proxy ARP is enabled by default on stand-alone JUNOS security devices.

B

Proxy ARP is enabled by default on chassis clusters.

C

JUNOS security devices can forward ARP requests to a remote device when proxy ARP is enabled.

D

JUNOS security devices can reply to ARP requests intended for a remote device when proxy ARP is enabled

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相似问题和答案

第1题:

Which one of the protocols below allows a router to respond to an ARP request destined to a remote host?()

A. Gateway DP

B. Reverse ARP

C. proxy ARP

D. Inverse ARP

E. indirect ARP


参考答案:C

第2题:

ARP Proxy主要是通过代理的方式来解决网络互通的问题,下面对于ARP proxy说法正确的是()

A.路由式ARP Proxy解决了同一网段不同物理网络上主机的互通问题

B.VLAN内的ARP Proxy可以解决相同VLAN内,配置了用户隔离后的网络互通

C.可以在super VLAN对应的vlanif接口启动VLAN间的Proxy ARP功能,用于实现Super VLAN间的互通

D.VLAN间的ARP Proxy可以解决不同VLAN间主机的三层互通问题


参考答案:A, B, D

第3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.


参考答案:B, C

第4题:

In a Bridged 1483 network, an ISP has received complaints from their subscribers of denial of service attacks. The ISP suspects these attacks are coming from other subscribers that share the same IP unnumbered interface on the ERX. What can be done to solve this problem?()

  • A、Enable Proxy ARP.
  • B、Disable Proxy ARP.
  • C、Enable Inverse ARP.
  • D、Disable Inverse ARP.

正确答案:B

第5题:

ARPProxy说法不正确的是()

A.ARP proxy即网关代替主机回复ARP请求,用自己的接口MAC地址来回复

B.ARP代理也叫ARP出租,混合ARP

C.ARP proxy可以使得处于不同物理网络但网络号相同的内部主机可以正常的相互通信

D.ARP proxy即网关代替主机回复ARP请求,回复的MAC地址是目的主机的MAC地址


参考答案:D

第6题:

Which of the following processes, is used to find the hardware address of a LAN device?()

A. Inverse-ARP

B. Reverse-ARP

C. Proxy ARP

D. ARP


参考答案:D

第7题:

如果用户属于不同的VLAN,可以使用VLAN间Proxy ARP技术,关于VLAN间Proxy ARP技术说法错误的是()

A.交换机的接口使能了VLAN间Proxy ARP功能之后,接口再接收到目的地址不是自己的ARP请求报文后,交换机会立即丢弃该报文

B.使能VLAN间Proxy ARP之后,交换机会将自己的MAC地址无条件发送给ARP请求方

C.VLAN间Proxy ARP主要用于处于不同VLAN的用户进行三层通信

D.也可在Super VLAN对应的VLANIF接口上启动VLAN间Proxy ARP功能,实现Sub VLAN间用户互通


参考答案:A, B

第8题:

In a Bridged 1483 network, an ISP has received complaints from their subscribers of denial of service attacks.The ISP suspects these attacks are coming from other subscribers that share the same IP unnumbered interface on the ERX.What can be done to solve this problem?()

A. Enable Proxy ARP.

B. Disable Proxy ARP.

C. Enable Inverse ARP.

D. Disable Inverse ARP.


参考答案:B

第9题:

ARP Proxy主要是通过代理的方式来解决网络互通的问题,ARP Proxy以分为下面几种?()

A.路由式ARP Proxy

B.VLAN 内ARP Proxy

C.二层ARP Proxy

D.VLAN 间ARP Proxy


参考答案:A, B, D

第10题:

Which statement is true regarding syslog on Junos devices?()

  • A、No logging is enabled by default.
  • B、By default, the information is stored in a file named events.
  • C、Only the message severity level must be configured.
  • D、You can configure the router to send log messages to the console.

正确答案:D

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