Free Access Huawei.H12-831_V1.0-ENU.v2022-08-05.q187 Practice Test (Page 7)

Question 26

Regarding the site in the BGPIMPLS IP VPN network architecture. Which of the following descriptions is correct?

A.The two networks separated by geographical locations must belong to different sites

B.Terminals connected to the operator's network through the same CE may belong to different sites (MCE)

C.In any case, different sites belonging to the same VPN cannot use overlapping address spaces

D.A site is a group of IP systems, and a network formed by a host cannot be called a site

Question 27

There is the concept of forwarding equivalent FEC in MPLS. Which of the following descriptions is wrong? (Multiple choice)

A.MPLS classifies packets with the same forwarding processing method into one category, which is called FEC

B.A forwarding equivalence FEC will be assigned a unique label value on all routers

C.The division of FEC is very flexible. It can be based on any combination of source address, address, source port, destination port, protocol type or VPN, etc.

D.The packets of the same FEC will be processed differently in the MPLS network

Question 28

R1 executes the operation ping -a lO.l.Ll 10.5.16.2, what is the meaning of this command?

A.pingpackage sourceIPaddress is10.1.1.1

B.pingpackage sourceIFPaddress isR1direction10.5.16.2the optimalIPThe outgoing interface address of the route, and is not
10.1.1.1

C.pingPurpose of the packageIPaddress is10.1.1.1and10.5.16.2

D.pingpackage sourceIPaddress isR1any direct interface address of

Question 29

What fields are added in Update in order to advertise IPv6 routes in BGP4+.

A.A new path attribute:MP_REA, CH_NLRI

B.A new path attribute:MP_UNREA, CH_NLRI

C.a new path attribute:IPv6_REA, CH_NLRI

D.a new oneNLRITypes of"Pv6_NLR,which carryIPv6 NLRI prefix lengthandIPv6 NLRI prefix

Question 30

An engineer uses two routers to test IPv6 services, and simulates the headquarters and branches by running BGP4+ of interconnection. As shown in the figure, an engineer captures packets to view the update packets sent by R1. About this message Description of information, which of the following statements is correct