Online Access Free Huawei.H12-831_V1.0.v2022-11-07.q149 Practice Test (Page 17)

H12-831_V1.0 Exam Question 76

When deploying MPLS/BGP IP VPN, regarding the use of BGP to exchange routing information between PE-CE, which of the following description is wrong?

A.When PE and CE use BGP to exchange routing information, if the autonomous systems of two VPN sites use the same private AS number, the AS number replacement function can be used, that is, the received AS number can be replaced with any designated AS number. The AS number in the private network route to prevent the route from being discarded due to repeated AS numbers

B.In the Hub&Spoke scenario, when Hub-CE and Hub-PE use IGP, Spoke-PE and Spoke-CE cannot enable EBGP

C.In the case of CE multi-homing, enabling the BGP AS number replacement function may cause routing loops, which can be used to prevent routing loops in VPN sites through BGP SoD

D.When BGP is used to exchange routing information between PE and CE, there is no need to import BGP private network routes on PE

H12-831_V1.0 Exam Question 77

When deploying BGPIMPLS IPVPN, when two VPNs have a common site, the common site must not use overlapping address spaces with other sites of the two VPNs.

A.TRUE

B.FALSE

H12-831_V1.0 Exam Question 78

Which of the following reasons may cause the hosts in the same VLAN of the LAN to fail to communicate with each other?

A.Port isolation is configured on the switch

B.interface is artificialshutdownor the physical interface is damaged

C.switchMA, Caddress learning errors

D.The wrong port is configured on the switch andMA, Caddress binding

H12-831_V1.0 Exam Question 79

0SPFV2 is an IGP running on an IPv4 network; 0SPFvV3 is an ICPO running on an IPv6 network the packet types of OSPFV3 and OSPFV2 are the same, including .Hall. message, DD message, LSU message, LSU packets and SAck packets. Which of the following statements is correct about 0SPFV3 packets?

A.0SPFV3ofHelloThe packet carries the router interfaceIPv6address prefix list

B.0SPFv3Complete packet authentication using the authentication field in the packet header

C.OSPFV3The link-local address is used as the source address of the sent packet, and the packet can be forwarded outside the range of the originating link

D.OSPFv3useIPv6multicast addressFFO2::5heheFFO2:.6sendOSPFv3message

H12-831_V1.0 Exam Question 80

After the cutover is completed, which items generally need to be checked? (Multiple choice)

A.Physical topology

B.Software version

C.Data flow

D.Control plane entries

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H12-831_V1.0 Exam Question 76

H12-831_V1.0 Exam Question 77

H12-831_V1.0 Exam Question 78

H12-831_V1.0 Exam Question 79

H12-831_V1.0 Exam Question 80

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