多选题Which pre-conditions must be met before an OSPF router can perform graceful restart？（）ARouter must be ABRBRouter must contain one sham link.CThe network topology must be stable.DRouter must be able to forward packets.ENeighbors must support graceful re

题目
多选题
Which pre-conditions must be met before an OSPF router can perform graceful restart？（）
A

Router must be ABR

B

Router must contain one sham link.

C

The network topology must be stable.

D

Router must be able to forward packets.

E

Neighbors must support graceful restart.

相似考题

1.Which of the following are true of both OSPFv2 and OSPFv3?()A. The method of choosing an OSPF router IDB. Verification checks that must be validated before two routers can become OSPF neighborsC. Support for route tagsD. Support for multiple instances per inter face

2.Which statement is true about the command ipv6 ospf 1 area 0?()A. It must be issued before the network command to enable the OSPF pr ocess for IPv6.B. It must be issued after the network command to enable the OSPF process for IPv6.C. It must be issued in router global configuration mode to enable the OSPF process for IPv6.D. It must be issued in interface configuration mode to ena ble the OSPF process for IPv6.

3.To configure the VLAN trunking protocol to communicate VLAN information between two switches, what two requirements must be met?()A. Each end of the trunk line must be set to IEEE 802.1E encapsulation.B. The VTP management domain name of both switches must be set the same.C. All ports on both the switches must be set as access ports.D. One of the two switches must be configured as a VTP server.E. A rollover cable is required to connect the two switches together.F. A router must be used to forward VTP traffic between VLANs.

4.For a router to successfully redistribute routes between OSPF and EIGRP, which of the following are true?()A. The router must have one routing protocol configured, but configuration for both routing protocols is not necessaryB. The router must hav e at least one working link connected to each routing domainC. The redistribute command must be configured under EIGRP to send the routes to OSPFD. The redistribute command should be configured under OSPF to take routes from EIGRP into OSPF

更多“多选题Which pre-conditions must be met before an OSPF router can perform graceful restart？（）ARouter must be ABRBRouter must contain one sham link.CThe network topology must be stable.DRouter must be able to forward packets.ENeighbors must support graceful re”相关问题

  • 第1题：

    Which of the following are true of both OSPFv2 and OSPFv3?（）

    • A、The method of choosing an OSPF router ID
    • B、Verification checks that must be validated before two routers can become OSPF neighbors
    • C、Support for route tags
    • D、Support for multiple instances per inter face

    正确答案:A,C

  • 第2题：

    Which three pre-conditions must be met before an OSPF router can perform graceful restart？（）

    • A、Router must be ABR
    • B、Router must contain one sham link.
    • C、The network topology must be stable.
    • D、Router must be able to forward packets.
    • E、Neighbors must support graceful restart.

    正确答案:C,D,E

  • 第3题：

    In PIM-SM what control plane signaling must a multicast source perform before it begins to send multicast traffic to a group？（）

    • A、The source must send a PIM Register message to the rendezvous point （RP）
    • B、The source must first join the multicast group using IGMP before sending
    • C、The source must perform a Request to Send （RTS） and Clear to Send （CTS） handshake with the PIM designated router （DR）
    • D、No control plane signaling needs to be performed；the source can simply begin sending on the local subnet

    正确答案:D

  • 第4题：

    For a router to successfully redistribute routes between OSPF and EIGRP, which of the following are true?（）

    • A、The router must have one routing protocol configured, but configuration for both routing protocols is not necessary
    • B、The router must hav e at least one working link connected to each routing domain
    • C、The redistribute command must be configured under EIGRP to send the routes to OSPF
    • D、The redistribute command should be configured under OSPF to take routes from EIGRP into OSPF

    正确答案:B,D

  • 第5题：

    Which pre-conditions must be met before an OSPF router can perform graceful restart？（）

    • A、Router must be ABR
    • B、Router must contain one sham link.
    • C、The network topology must be stable.
    • D、Router must be able to forward packets.
    • E、Neighbors must support graceful restart.

    正确答案:C,D,E

  • 第6题：

    多选题
    You plan to execute the following command to perform a Flashback Database operation in your database：   SQL> FLASHBACK DATABASE TO TIMESTAMP （SYSDATE -5/24）；   Which two statements are true about this？（）
    A

    The database must have multiplexed redo log files

    B

    The database must be in the MOUNT state to execute the command

    C

    The database must be in the NOMOUNT state to execute the command

    D

    The database must be opened in RESTRICTED mode before this operation

    E

    The database must be opened with the RESETLOGS option after the flashback operation


    正确答案： B,A
    解析： 暂无解析

  • 第7题：

    多选题
    Which three pre-conditions must be met before an OSPF router can perform graceful restart? （）
    A

    Router must be an ABR.

    B

    Router must contain one sham link.

    C

    The network topology must be stable.

    D

    Router must be able to forward packets.

    E

    Neighbors must support graceful restart.


    正确答案： D,A
    解析： 暂无解析

  • 第8题：

    多选题
    Which three pre-conditions must be met before an OSPF router can perform graceful restart？（）
    A

    Router must be ABR

    B

    Router must contain one sham link.

    C

    The network topology must be stable.

    D

    Router must be able to forward packets.

    E

    Neighbors must support graceful restart.


    正确答案： B,D
    解析： 暂无解析

  • 第9题：

    单选题
    Which statement describes a security zone?（）
    A

    A security zone can contain one or more interfaces.

    B

    A security zone can contain interfaces in multiple routing instances.

    C

    A security zone must contain two or more interfaces.

    D

    A security zone must contain bridge groups.


    正确答案： C
    解析： 暂无解析

  • 第10题：

    多选题
    Which two of the following actions must an OSPF NSF-capable router execute after a supervisor engine switchover?（） (Choose two.)
    A

    Re-learn the available OSPF neighbors with neighbor relationship restart

    B

    Send the graceful restart message

    C

    Re-acquire the link state database content for the network

    D

    Re-learn the available OSPF neighbors without neighbor relationship restart


    正确答案： D,B
    解析： 暂无解析

  • 第11题：

    单选题
    Which statement is true about the command ipv6 ospf 1 area 0?（）
    A

    It must be issued before the network command to enable the OSPF pr ocess for IPv6.

    B

    It must be issued after the network command to enable the OSPF process for IPv6.

    C

    It must be issued in router global configuration mode to enable the OSPF process for IPv6.

    D

    It must be issued in interface configuration mode to ena ble the OSPF process for IPv6.


    正确答案： B
    解析： 暂无解析

  • 第12题：

    单选题
    In PIM-SM what control plane signaling must a multicast source perform before it begins to send multicasttraffic to a group？（）
    A

    The source must send a PIM Register message to the rendezvous point （RP）.

    B

    The source must first join the multicast group using IGMP before sending.

    C

    The source must perform a Request to Send （RTS） and Clear to Send （CTS） handshake with the  PIM designated router （DR）.

    D

    No control plane signaling needs to be performed； the source can simply begin sending on the local  subnet.


    正确答案： B
    解析： 暂无解析

  • 第13题：

    Which two features must be configured to perform AToM NSF？（）

    • A、FRR
    • B、SSO
    • C、distribute CEF
    • D、switch virtual path
    • E、graceful restart

    正确答案:B,E

  • 第14题：

    Which condition must be met to allow a PE router to forward VPN traffic across a LSP in a Layer 3 VPN environment？（）

    • A、The BGP next hop must be in inet.1.
    • B、The BGP next hop must be in inet.3.
    • C、Must have a bidirectional LSP configured.
    • D、Must have a static route to allow an RP for connected interfaces.

    正确答案:B

  • 第15题：

    Which two of the following actions must an OSPF NSF-capable router execute after a supervisor engine switchover?（） (Choose two.)

    • A、Re-learn the available OSPF neighbors with neighbor relationship restart
    • B、Send the graceful restart message
    • C、Re-acquire the link state database content for the network
    • D、Re-learn the available OSPF neighbors without neighbor relationship restart

    正确答案:C,D

  • 第16题：

    Which statement describes a security zone?（）

    • A、A security zone can contain one or more interfaces.
    • B、A security zone can contain interfaces in multiple routing instances.
    • C、A security zone must contain two or more interfaces.
    • D、A security zone must contain bridge groups.

    正确答案:A

  • 第17题：

    Which three pre-conditions must be met before an OSPF router can perform graceful restart? （）

    • A、Router must be an ABR.
    • B、Router must contain one sham link.
    • C、The network topology must be stable.
    • D、Router must be able to forward packets.
    • E、Neighbors must support graceful restart.

    正确答案:C,D,E

  • 第18题：

    多选题
    For a router to successfully redistribute routes between OSPF and EIGRP, which of the following are true?（）
    A

    The router must have one routing protocol configured, but configuration for both routing protocols is not necessary

    B

    The router must hav e at least one working link connected to each routing domain

    C

    The redistribute command must be configured under EIGRP to send the routes to OSPF

    D

    The redistribute command should be configured under OSPF to take routes from EIGRP into OSPF


    正确答案： C,D
    解析： 暂无解析

  • 第19题：

    多选题
    To configure the VLAN trunking protocol to communicate VLAN information between two switches, what two requirements must be met?（）
    A

    Each end of the trunk line must be set to IEEE 802.1E encapsulation.

    B

    The VTP management domain name of both switches must be set the same.

    C

    All ports on both the switches must be set as access port.

    D

    One of the two switches must be configured as a VTP server.

    E

    A rollover cable is required to connect the two switches together.

    F

    A router must be used to forward VTP traffic between VLANs.


    正确答案： A,D
    解析： 暂无解析

  • 第20题：

    多选题
    Which of the following is not an essential prerequisite for AutoQoS to be correctly applied to aninterface？ （Choose all that apply.）（）
    A

    The interface must be configured as a Multilink PPP interface

    B

    The correct bandwidth should be configured on the interface

    C

    A QoS policy must not be currently attached to the interface

    D

    CEF must be enabled

    E

    AutoQoS must be enabled globally before it can be enabled on the interface

    F

    An IP address must be configured on the interface if its speed is equal to or less than 768 kbps


    正确答案： A,E
    解析： 暂无解析

  • 第21题：

    多选题
    Which three statements must be true before transporting a tablespace from a database on one platform to a database on another platform?（）
    A

    Both source and target database must be the same character set

    B

    Both source and target database must have the same endian format

    C

    The COMPATIBLE parameter must be the same in the source and target databases.

    D

    The minimum compatibility level for both the source and target database must be 10.0.0.

    E

    All read-only and offline data files that belong to the tablespace to be transported must be platform aware.


    正确答案： C,D
    解析： 暂无解析

  • 第22题：

    多选题
    Given two different character sets (A and B), which of the following must be true for A to be considered a strict superset of B?（）
    A

    A must contain all of the characters defined in B

    B

    A must be Unicode

    C

    The encoded values in A must match the encoded values in B for all characters defined in B

    D

    A must be a multibyte character set

    E

    The encoded values in A must match the encoded values in B for all numeric and alphabetic characters in B


    正确答案： E,D
    解析： 暂无解析

  • 第23题：

    单选题
    Which condition must be met to allow a PE router to forward VPN traffic across a LSP in a Layer 3 VPN environment？（）
    A

    The BGP next hop must be in inet.1.

    B

    The BGP next hop must be in inet.3.

    C

    Must have a bidirectional LSP configured.

    D

    Must have a static route to allow an RP for connected interfaces.


    正确答案： B
    解析： 暂无解析

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