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


相似考题
参考答案和解析
正确答案: A
解析: 暂无解析
更多“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 ”相关问题
  • 第1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2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3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4题:

    请简述ARP PROXY的工作过程。


    正确答案: 1、发送站发出一个ARP请求报文,填入发送站地物理地址、发送站的IP地址以及目标IP地址。以广播方式发送;
    2、ARP PROXY的设备对这个ARP请求报文进行响应,发送ARP响应报文,将自身的物理地址填入报文中,以单播方式发送给发送站。
    3、进行ARP PROXY的设备发出一个ARP请求报文,填入发送站地物理地址、发送站的IP地址以及目标IP地址。以广播方式发送。
    4、目的站对这个ARP请求报文进行响应,发送ARP响应报文,将自身的物理地址填入报文中,以单播方式发送给进行ARP PROXY的设备

  • 第5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

    正确答案: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

    正确答案:D

  • 第7题:

    Which three statements are true when working with high-availability clusters?()

    • A、The valid cluster-id range is between 0 and 255.
    • B、JUNOS security devices can belong to more than one cluster if cluster virtualization is enabled.
    • C、If the cluster-id value is set to 0 on a JUNOS security device, the device will not participate in the cluster.
    • D、A reboot is required if the cluster-id or node value is changed.
    • E、JUNOS security devices can belong to one cluster only.

    正确答案:C,D,E

  • 第8题:

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

    No logging is enabled by default

    B

    By default the information is stored in all 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: B
    解析: 暂无解析

  • 第9题:

    多选题
    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: D,B
    解析: 暂无解析

  • 第10题:

    单选题
    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: C
    解析: 暂无解析

  • 第11题:

    单选题
    Which statement about Frame Relay is not true?()
    A

    Static mapping is used when the remote router does not support Inverse ARP.

    B

    Frame Relay Inverse ARP requires LMI capability to construct an address to the DLCI mapping tableon the router.

    C

    Frame Relay Inverse ARP is disabled by default in Cisco IOS Software for all protocols that areenabled on the physical interface.

    D

    Inverse ARP does not work when LMI is disabled.

    E

    Frame Relay provides forward and backward congestion notification messages


    正确答案: E
    解析: 暂无解析

  • 第12题:

    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


    正确答案: C
    解析: 暂无解析

  • 第13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14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15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

  • 第16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

    正确答案:C

  • 第17题:

    Which statement describes the Authentication Proxy feature?()

    • A、All traffic is permitted from the inbound to the outbound interface upon successful authentication of the user.
    • B、A specific access profile is retrieved from a TACACS+ or RADIUS server and applied to an IOS Firewall based on user provided credentials.
    • C、Prior to responding to a proxy ARP,the router will prompt the user for a login and password which are authenticated based on the configured AAA policy.
    • D、The proxy server capabilities of the IOS Firewall are enabled upon successful authentication of the user.

    正确答案:B

  • 第18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 all 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

  • 第19题:

    Which two statements are true regarding proxy ARP?()

    • A、Proxy ARP is enabled by default.
    • B、Proxy ARP is not enabled by default.
    • 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

    正确答案:B,D

  • 第20题:

    多选题
    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


    正确答案: B,D
    解析: 暂无解析

  • 第21题:

    单选题
    Which statement describes the Authentication Proxy feature?()
    A

    All traffic is permitted from the inbound to the outbound interface upon successful authentication of the user.

    B

    A specific access profile is retrieved from a TACACS+ or RADIUS server and applied to an IOS Firewall based on user provided credentials.

    C

    Prior to responding to a proxy ARP,the router will prompt the user for a login and password which are authenticated based on the configured AAA policy.

    D

    The proxy server capabilities of the IOS Firewall are enabled upon successful authentication of the user.


    正确答案: C
    解析: 暂无解析

  • 第22题:

    多选题
    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


    正确答案: C,A
    解析: 暂无解析

  • 第23题:

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

    路由式ARPProxy

    B

    VLAN内ARPProxy

    C

    二层ARPProxy

    D

    VLAN间ARPProxy


    正确答案: D,B
    解析: 暂无解析

  • 第24题:

    多选题
    Which two statements are true regarding proxy ARP?()
    A

    Proxy ARP is enabled by default.

    B

    Proxy ARP is not enabled by default.

    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


    正确答案: B,D
    解析: 暂无解析