Question 1

IPv6 introduces the Solicited-Node address, which is described correctly below (multiple choice)

Options :

A : This is a specific address that is used for resolution in ARPv6 The MAC address.

B : The Solicited-Node address on the router interface is automatically generated and can have multiple.

C : If the Solicited-Node address is not configured , the router automatically generates one on each interface

D : IPv6 introduced the Solicited-Node address to support IPv6 multicast.

Answer: B

Question 2

Regarding the BGP alliance, the following description is wrong? Radio

Options :

A : The consortium divides an AS into sub-AS, and the alliance external AS still considers the consortium to be an AS

B : Subsystems within a consortium can use private AS numbers. Huawei NE/AR routers, a consortium can be configured with up to 32 subsystems.

C : Consortium can easily detect the routing loop within the AS because EBGP is running between the subAS

D : The subas number of the federation, which by default is advertised to the BGP peer outside the federation

Answer: D

Question 3

The multicast protocol that can generate multicast distribution trees is ?

Options :

A : IGMPv2

B : BGP

C : OSPF

D : PIMV2

Answer: D

Question 4

The flood range in OSPFv3 is the LSA within the entire autonomous system?

Options :

A :

Intra-Area-prefix-LSA

B : AS-external-LSA

C : Link-LSA

D : Inter-Area-Prefix-LSA

Answer: B

Question 5

NSF (Non-StoppingForwarding) and non-stop circuits are transmitted NSR (Non-Stopping Routing) are two

highly reliable solutions, and the following statement is correct

Options :

A :

After NSR enablement, if the business batch backup has not yet ended, a master board failure occurs,

the NSR cannot be completed

B : NSR backers require the ability to support NSR through specific message negotiation

C : After NSF is enabled, the router is switched back, and the routing table and forwarding table remain unchanged, so traffic is not lost during grf time

D : NSF routers do not need to negotiate the ability to support NSF through specific messages

Answer: A

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