[2022] Use Valid Exam H12-891_V1.0 by Real4dumps Books For Free Website [Q13-Q34]

QUESTION 13
In the topology shown in the figure. Running the OSPFv3 protocol over the entire network does not produce what type of LSA on R1 without external route introduction?

QUESTION 14
In the multi-level RR scenario, the first-level RR will be connected to a large number of second-level R, which may cause the BGP circuit of the first-level RR to overflow from the table Risk of R BGP routing table overflow?( Radio).

QUESTION 15
In EPIM-SM, the following description of the PIM Join message is correct?

QUESTION 16
What are some of the following misrepresentations about URPF, IPSG, and DAI technologies? ( Multiple choice questions).

QUESTION 17
The following statement about VXLAN gateways is incorrect

QUESTION 18
The correct description of the extended features of ISIS is ?

QUESTION 19
As shown in the figure, as shown, as the AS10 has two paths to access THEA1, the optimal route passed from the 4S23 by default is now sprinkled with S00 to ass4O The odds belt wins even more worrying. Therefore, in the R2 configuration as follows, after the completion of the coordination, it is found that the most worrying route has not changed, and some operations can be adjusted to make the configuration
??[ R2]jpas-path-fiter l permit “4D0& [2]pouteplicy med permit node 10[R2-routepolicyli- match aspath-ilterl[R2-oute-policylapplycoast.20

QUESTION 20
As shown in the figure, in the HUB & Spoke networking mode of MPLS BGPVPN, in order to achieve the division can only communicate with the headquarters, the division can not communicate with each other When setting up RT, which of the following scenarios is this?( Radio).

QUESTION 21
What are the reasons why the BGP connection is down after it is successfully established ? ( Single choice questions) Single choice

QUESTION 22
What is wrong with the following statement about digital certificates?

QUESTION 23
When configuring ISIS zone authentication, which ISIS message will carry the authentication letter? ( Single choice questions).

QUESTION 24
What kind of scenario can use AS one path and one filter?

QUESTION 25
When the BFD detection intervals on both ends are 30ms and 40ms, are the following options described correctly?

QUESTION 26
As shown in the figure, all routers run OSPF, which is correct in the following statement:

QUESTION 27
Mainstream Layer 2 tunneling technologies include VXLAN TRILL, NVGB and MPLS.

QUESTION 28
As shown in the figure, SWA, SWB runs the PSTP protocol, and Cost of Path remains the default without modification, so the following statement is correct

QUESTION 29
In the following topology diagram,

R1 can be established between R2 and R3 fetches the Internet, RI and R2, R1 and R3 EGP connections, R2, R3 belong to the same AS The default routes are issued through BGP separately, requiring R2 to be preferred for traffic accessed by RI to the Internet, and the following practices can be achieved

QUESTION 30
The following description of ISIS’s routed infiltration is correct?( Multi-select)

QUESTION 31
As shown in the figure, three switches S1, SW, and SN3, where SWI is the root bridge, and link congestion occurs between SI and SW2, SWD cannot receive the configuration BPDU sent by the root bridge, which spanning tree protection mechanism does the administrator need to configure to prevent the problem caused by link congestion?( Single choice questions).

QUESTION 32
If there are multiple recipients in a multicast group, the administrator enables the IGMP-Snooping function on the switch connecting the recipient, and when the receiver receives the universal group query packet of the queryer from the switch, how should multiple recipients respond?

QUESTION 33
An engineer used 2 routers to test IPv6 services and simulated the interconnection between headquarters and branches by running BGP4+. The network logic topology is shown in the figure, regarding the delivery of IPv6 routes between two devices, which of the following statements is wrong?

QUESTION 34
What command can be used to prevent users from accessing multiple devices through the HUB on the switch’s access port?( Radio).