Online Access Free Huawei.H12-831_V1.0-ENU.v2022-03-07.q85 Practice Test (Page 7)

H12-831_V1.0-ENU Exam Question 26

Regarding the label space of MPLS, which of the description is wrong?

A.1024 or more is the label space shared by dynamic signaling protocols such as LDP, RSVP-TE, MP-BGP, etc.

B.When the penultimate hop LSR performs label switching, if the value of the label after the exchange is found to be 3, the label will be ejected by default and the packet will be sent to the last hop

C.16~1023 is the label space shared by static LSP and static CR-LSP

D.If the outgoing label value is 0, the router will directly discard the packet

H12-831_V1.0-ENU Exam Question 27

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

D.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

H12-831_V1.0-ENU Exam Question 28

Which of the following operations may affect the normal operation of the customer network? (Multiple choice)

A.Routing protocol configuration changes

B.Device naming

C.Software upgrade

D.Hardware expansion

H12-831_V1.0-ENU Exam Question 29

When configuring the DHCP Relay function on the device, the VLANIF interface of the relay connected to the client must be bound to the DHCP server group, and the bound DHCP server group must be configured with the proxy DHCP server IP address.

A.FALSE

B.TRUE