[Q36-Q56] Get 100% Real H12-831_V1.0-ENU Accurate & Verified Answers As Seen in the Real Exam!

NEW QUESTION 36
What types of Link Types are included in the Router LSA in OSPF? (Multiple choice)

Vlink

StubNet

TransNet

P-2-P

NEW QUESTION 37
Service routes of an enterprise are transmitted on the network. Some configurations of PE1 and PE2 are shown in the figure. Which of the following LSAs may CE2 receive?

Type 7 LSA

Type 3 LSA

Type 1 LSA

Type 5 LSA

NEW QUESTION 38
The ORF function of BGP can control the routing entries sent by neighbors. In order to achieve this purpose, the BGP router will send the list of routes to be filtered to the neighbors. Which tool is generally used to send the list to the neighbors?

A, CL

Filter-Policy

IP Prefix List

Route-Policy

NEW QUESTION 39
On the OSPFv3 network shown in the figure, the IPv6 address of Loopback0 on R3 is 2000-3/128, and OSPFv3 is enabled. Which of the following statements are true?

R2 definitely generates a Link-LSA.

The Link-LSA generated by R2 does not exist in the LSDB of Rl.

Rl definitely generates a Network-LSA.

R3 definitely generates an Intra-Area-Prefix-LSA.

NEW QUESTION 40
MPLS is called Multi-Protocol Label Switching. Regarding the label description in MPLS, the correct one is:

MPLSThe system has a variety of label publishing protocols, such asLDPis a label publishing agreement

Labeled byMIPLSheader of messageBIt has global significance, that is, the label values of all routers cannot be repeated.

A label is a fixed-length identifier with only local significance, which is used to uniquely identify the group to which a group belongs.FEC

MPLSSupports single-layer labels as well as multi-layer labels

NEW QUESTION 41
On the OSPFv3 network shown in the figure, OSPFv3 parameters use default values. The LSDB is checked on one of the devices. The router IDs of R1, R3, and R4 are 10.0.1.1, 10.0.3.3, and 10.0.4.4 respectively. The Origin Router part of some LSAs is hidden. Complete this part. (Tokens can be reused.) Match the Origin Router ID to the correct LSA entry below:

NEW QUESTION 42
The configuration shown in the figure is performed on R2 to filter all received routes. Assuming that there is a BGP route with the AS_Path attribute of [100 200 300 400] on R1 that needs to be sent to R2, please help the network administrator to adjust the order of AS in the AS_Path attribute of the route on R1 to ensure that the routing entries will not be filtered by the routing policy of R2. (Sorting questions)

100

200

300

400

NEW QUESTION 43
OSFFv2 is an IGP running on an IPv4 network: OSPFV3 is an IGP running on an IPv6 network. Compared with OSPFv2, SPFV3 has a similar LSA type, but the function is slightly different. Which of the following is not included in the LSA type of OSPFv3?

AS-External-LSA

Router-LSA

ASBR-Summary-LSA

Network-LSA

NEW QUESTION 44
Network administrator A wants to use AS-Path Filter to match the BGP routing attribute AS_PATH[100200300]. Network administrator A sorts out the four configurations in the figure. Which of the following configurations can meet the requirements of network administrator A?

way A

way D

WayC

way B

NEW QUESTION 45
In CE multi-homing scenarios, if BGP AS number substitution is enabled on PEs, you can run the peer soo command on the EBGP peers of the PEs and CE to configure the Site of Origin (SoO) attribute to prevent loops.

TRUE

FALSE

NEW QUESTION 46
Although adjacency will be formed between routers of the same level on the same network segment of IS-IS in the broadcast network, that is, adjacency will be formed between all non-DIS routers, but in the implementation of IS-IS and BFD linkage, BFD sessions are only established between DIS and DIS, and BFD sessions are not started between non-DIS.

True

False

NEW QUESTION 47
On the network shown in the figure, PC1 and PC2 are connected to the same switch (SW1) and belong to the same VLAN.

Which of the following are possible causes of a communication failure between PC1 and PC2?

SW1’s GE0/0/2 is shut down.

The link of SW1’s GE0/0/1 is faulty.

Incorrect static ARP entries are configured on the hosts.

Port isolation is configured on SW1.

NEW QUESTION 48
Network administrator A wants to use the IP Prefix List to match a specific route entry. Which of the following routes will Matched by the IIP Prefix List in the figure?

10.0.0.1/30

10.0.0.0/24

10.0.2.0/24

10.0.1.0/24

NEW QUESTION 49
The RR rules for advertising routes violate the IBGP split horizon rules, which may cause loops in the AS. Which routing attributes does RR use to prevent loops?

Cluster List k

Nexthop

AS-PATH

Originator ID

NEW QUESTION 50
By default, the cost type of IS-IS routes is narrow mode. In this mode, which of the following is the maximum value of the route cost?

63

65535

6777215

1023

NEW QUESTION 51
In order to ensure the reliable transmission of LDP messages, LDP’s Discovery messages, Session messages, Advertisement messages and Notification messages all use TCP transmission.

True

False

NEW QUESTION 52
Which statement about DHCP Snooping is wrong?

DHCP SnoopingYou can prevent illegal attacks by setting trusted ports (all interfaces are untrusted by default.
mouth)

Global enableDHCP Snoopingfunction, without any post-parameters, the device only processes by default DHCPv4message

Enable in interface viewDHCP Snoopingfunction, then all theDHCPThe message command function takes effect

existVLANEnable in viewDHCP Snoopingfunction, then all interfaces of the device receive data belonging to thisVLANofDHCPThe message command function takes effect

NEW QUESTION 53
MPLS is called multi-protocol label switching. Which description is correct about the label in MPLS? (Multiple choice)

MPLS system has a variety of label publishing protocols, such as LDP is a label publishing protocol

The label is carried by the header of the MIPLS message and has a global meaning, that is, the label value of all routers cannot be repeated

A label is an identifier with a fixed length and only local meaning, which is used to uniquely identify the FEC to which a group belongs

MPLS supports single-layer labels as well as multi-layer labels

NEW QUESTION 54
On the OSPFv3 network shown in the figure, the LSDB (Link-State Database) of R2 contains ______ Router-LSAs . (Enter only digits.)

NEW QUESTION 55
Configured on an interface: isis timer hello 5 level-2, which of the following statements is correct?

the interfaceLevel-2ofhelloThe packet sending interval is5s

the interfaceLevel-1andLeva 1-2ofhell. The packet sending interval is3s

the interfaceLevel-2ofCSNPThe packet sending interval

NEW QUESTION 56
Which of the following is not part of the preparatory work for the cutover plan?

field defense

Cutover target

Root description of the current network

risk assessment

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