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多选题Which two statements are true when configuring a domain-id? （）AThe default OSPF domain-id is 127.0.0.1.BIn most cases, a domain-id must be configured.CIn most cases, you do not need to configure a domain-id.DFor a layer 3 VPN connecting multiple OSPF d

题目
多选题
Which two statements are true when configuring a domain-id? （）
A

The default OSPF domain-id is 127.0.0.1.

B

In most cases, a domain-id must be configured.

C

In most cases, you do not need to configure a domain-id.

D

For a layer 3 VPN connecting multiple OSPF domains, configuring a domain-id can help control LSA translations.

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相似问题和答案

第1题：

A route－based VPN is required for which scenario? ()

A. when the remote VPN peer is behind a NAT device

B. when multiple networks need to be reached across the tunnel

C. when the remote VPN peer is a dialup or remote access client

D. when a dynamic routing protocol such as OSPF is required across the VPN


参考答案：D

第2题：

Which two items should you know when configuring OSPF to dynamically learn routes? ()(Choose two.)

A. OSPF area ID

B. OSPF neighbor address

C. OSPF loopback address

D. OSPF authentication type


参考答案：A, D

第3题：

—() — In most cases, it is the total income received.

A. What does taxable income refer to?

B. Why do you want to know taxable income?

C. When do you start to learn taxable income?


参考答案：A

第4题：

Which of these statements is true of routing protocols in a hub－and－spoke IPsec VPN topology?()

A. EIGRP can summarize per interface.

B. OSPF router databases remain independent.

C. When they are configured with stubs, EIGRP regularly floods the topology.

D. OSPF topology decisions are made independent of hierarchy or area.


参考答案：A

第5题：

Which two statements are true about IS －IS routing?()

A. Based on the default timers, OSPF d etects a failure faster than IS - IS does.

B. OSPF default timers permit more tuning than IS - IS does.

C. IS - IS is more efficient than OSPF in the use of CPU resources.

D. OSPF is more scalable than IS - IS because of its ability to identify normal, stub, an d NSSA areas.

E. IS - IS and OSPF are both Open Standard, link - state routing protocols which support VLSM.


参考答案：C, E

第6题：

Which two statements are true when configuring a domain－id? ()

A. The default OSPF domain-id is 127.0.0.1.

B. In most cases, a domain-id must be configured.

C. In most cases, you do not need to configure a domain-id.

D. For a layer 3 VPN connecting multiple OSPF domains, configuring a domain-id can help control LSA translations.


参考答案：C, D

第7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


参考答案：A, C

第8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9题：

Which of the following are true statements regarding the characteristics of OSPF areas? Select all that apply.()

A. All OSPF networks require the use of multiple areas

B. Multiple OSPF areas must connect to area 0

C. Single area OSPF networks must be configured in area 1

D. Areas can be assigned any number from 0 to 63535

E. Area 0 is called the backbone area

F. Each OSPF area need to be configured with a loopback interface


参考答案：B, E

第10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

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