Free Access Huawei.H12-831_V1.0-ENU.v2022-08-05.q187 Practice Test (Page 20)

Question 91

Display interface GE0/0/0 once, and find that the Total Eror count (the total number of error packets on the physical layer of the interface) is not 0. At this point, it can be concluded that the current fault has not disappeared.

A.FALSE

B.TRUE

Question 92

Ethernet is a network that supports broadcasting, and once there is a loop in the network, this simple broadcasting mechanism can cause catastrophic consequences. Which of the following phenomena may be caused by loops

A.The device cannot log in remotely

B.pass throughPINGSerious packet loss during network test with command

C.CPUOccupancy exceeds70%

D.use on the deviceDISPLAY INTERFA, CEcommand to view interface statistics, it is found that the interface receives a large number of

Question 93

Basic QinQ can select the outer tag encapsulation method according to the type of business.

A.FALSE

B.TRUE

Question 94

In PLSVPN, in order to distinguish IPv4 prefixes that use the same address space, the value of R0 is added to the IPv4 address. The correct description of the following options is:

A.On a PE device, each VP instance corresponds to a value of 0. On the same PE device, the RD value must be unique.____, ____, ____.

B.RD is encapsulated in Update message as BGP extended community attribute during delivery

C.RD can be used to control the publication of 1 routing information

D.After the PE receives the IPv4 route from the CE, it adds RD to the IPv4 route to convert it into a globally unique VPN-IPv4 route, and publishes it on the public network

Question 95

The routing attributes of the three routing entries are shown in the figure. Assuming that the next hop of the three routing entries are all reachable, when the three routing entries arrive at the BP router in sequence, by default, BGP will finally select one route entry?