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Huawei H12-891 Practice Test - Questions Answers, Page 4

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Question 31

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Regarding route introduction, what is the following description of the error?

BGP supports both import and network when generating routes, and the network mode is more precise.
BGP supports both import and network when generating routes, and the network mode is more precise.
By default, OSPF introduces an external route with a default metric of 1, and the level-2 network of the ingested external route type type, Type2
By default, OSPF introduces an external route with a default metric of 1, and the level-2 network of the ingested external route type type, Type2
ISIS, routes to Level After the 1 makes a route ingestion, if you do not manually configure the ingestion policy, a bad route will be formed.
ISIS, routes to Level After the 1 makes a route ingestion, if you do not manually configure the ingestion policy, a bad route will be formed.
Introducing IBGP routing in OSPF may cause routing loops
Introducing IBGP routing in OSPF may cause routing loops
Suggested answer: C
asked 18/09/2024
Raymond LaFrance
56 questions

Question 32

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The following description of the RD attribute filter for BGP is correct?

If RD-filter is not configured, but the RD-filter is referenced for filtering, the matching result is deny.
If RD-filter is not configured, but the RD-filter is referenced for filtering, the matching result is deny.
If RD-filter is configured, but the routed RD is not matched with any of the RDs defined in the rule, the default match result is permit.
If RD-filter is configured, but the routed RD is not matched with any of the RDs defined in the rule, the default match result is permit.
Multiple rules are matched in the order in which they are configured.
Multiple rules are matched in the order in which they are configured.
There is always an "or" relationship between the rules configured by RD-filter.
There is always an "or" relationship between the rules configured by RD-filter.
Suggested answer: C, D
asked 18/09/2024
Edmond Chui
39 questions

Question 33

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The following description of the Lsp shard extension for ISIS is correct?

Enables is routers to generate more LSP shards to carry more ISIS information.
Enables is routers to generate more LSP shards to carry more ISIS information.
Isis' shard extension is equally valid for Hello packets.
Isis' shard extension is equally valid for Hello packets.
Shard scaling for ISIS is achieved by adding virtual systems, up to 1000 virtual systems.
Shard scaling for ISIS is achieved by adding virtual systems, up to 1000 virtual systems.
The isis router can produce a maximum of 1024 shards.
The isis router can produce a maximum of 1024 shards.
Suggested answer: A
asked 18/09/2024
Nalin Gupta
35 questions

Question 34

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?? Route ? Policy ??:ip community-filter Ipermit 100: 1 ip as-path-filter 2 permit ^I00$ route-policy test permit node 10 if-match communityfilter 1 if-match as-path-filter 2 apply as-path 200 Is the above configuration description correct?

The BGP route matches the above only if the BGP route carries a community attribute value of 100:1 or if the AS PATH is 100 route one policy. The AS-one PATH attribute that matches the route is changed to 200
The BGP route matches the above only if the BGP route carries a community attribute value of 100:1 or if the AS PATH is 100 route one policy. The AS-one PATH attribute that matches the route is changed to 200
The BGP route matches the above only if the BGP route carries a community attribute value of 100:1 and the AS-One PATH is 100 route policy? The AS-PATH nature of the matching route is changed to 200
The BGP route matches the above only if the BGP route carries a community attribute value of 100:1 and the AS-One PATH is 100 route policy? The AS-PATH nature of the matching route is changed to 200
Only if the BGP route carries an AS-PATH of 100, the BGP route matches the route one policy above. The AS-one PATH attribute that matches the route is changed to 200
Only if the BGP route carries an AS-PATH of 100, the BGP route matches the route one policy above. The AS-one PATH attribute that matches the route is changed to 200
As long as the BGP route carries a community attribute value of 100:1, the BGP route matches the route-policy above The AS-PATH attribute of the matching route is changed to 200
As long as the BGP route carries a community attribute value of 100:1, the BGP route matches the route-policy above The AS-PATH attribute of the matching route is changed to 200
Suggested answer: B
asked 18/09/2024
Anass Chadid ansari
48 questions

Question 35

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When DLDP detects the presence of a one-way link in the fiber, the default actions of Huawei equipment include: the DLDP state machine migrates to the Disable state, outputs Trap information, and automatically sets the interface to a blocked state.

True
True
False
False
Suggested answer: A
asked 18/09/2024
David Sichimwi
43 questions

Question 36

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What are the main reasons why RSTP converges faster than STP?

RSTP increases the variety of port states
RSTP increases the variety of port states
RSTP has a smaller overhead
RSTP has a smaller overhead
RSTP does not converge based on timer
RSTP does not converge based on timer
RSTP has a smaller timer
RSTP has a smaller timer
Suggested answer: C
asked 18/09/2024
JP Brune
44 questions

Question 37

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The following description of the characteristics of cross-domain VN-Optionc is correct?

A maximum of two layers of tags need to be used in the message forwarding process.
A maximum of two layers of tags need to be used in the message forwarding process.
VPMV4 routes are not saved on the ASBR, and VPNv routes are not advertised to each other.
VPMV4 routes are not saved on the ASBR, and VPNv routes are not advertised to each other.
VPN routes are exchanged directly between the ingress PE and egress PE and do not require an intermediate device to secure a circular VPN route.
VPN routes are exchanged directly between the ingress PE and egress PE and do not require an intermediate device to secure a circular VPN route.
Cross-domain VN-Optionc, which is not suitable for use when spanning multiple AS.
Cross-domain VN-Optionc, which is not suitable for use when spanning multiple AS.
Suggested answer: B, C
asked 18/09/2024
Maureen Lande
48 questions

Question 38

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What is the following description of MPLS incorrect?

The length of the MPLS tag is 20 to 20 for packet forwarding.
The length of the MPLS tag is 20 to 20 for packet forwarding.
The tag space range of dynamic signaling protocols such as LDP, M P-BGP is 16 to 1023
The tag space range of dynamic signaling protocols such as LDP, M P-BGP is 16 to 1023
When using the TTL processing method of Pipe mode, the IP packet transmits the TTL of the IP packet over the IPLS network. The value is only minus 1 for the MPLS in and out nodes.
When using the TTL processing method of Pipe mode, the IP packet transmits the TTL of the IP packet over the IPLS network. The value is only minus 1 for the MPLS in and out nodes.
MPLS supports multi-layer label nesting, and the S bit value of the innermost label is 1.
MPLS supports multi-layer label nesting, and the S bit value of the innermost label is 1.
Suggested answer: B
asked 18/09/2024
Ahmed Khan
49 questions

Question 39

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What of the following actions can enable fast failure detection on multicast networks?

Shorten the Holdtime of Join/Prune messages
Shorten the Holdtime of Join/Prune messages
Reduce the interval at which the interface sends Hello messages
Reduce the interval at which the interface sends Hello messages
A PIM BFD session is established between neighbors
A PIM BFD session is established between neighbors
Reduce the interval between sending Join/Prune messages
Reduce the interval between sending Join/Prune messages
Suggested answer: B
asked 18/09/2024
Henri Geimer
40 questions

Question 40

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If the PIM-SM protocol is running in a multicast network , you need to configure RP, and the configuration equation of RP is divided into dynamic RP and static RP. The following configuration description of the RP is correct (radio).

When you configure Dynamic RP , you need to configure BSR as a backup of the RP.
When you configure Dynamic RP , you need to configure BSR as a backup of the RP.
When you configure a static RP , you need to configure the BSR to advertise the RP information.
When you configure a static RP , you need to configure the BSR to advertise the RP information.
When configuring a static RP, you need to specify the information for the RP on all PIM routers.
When configuring a static RP, you need to specify the information for the RP on all PIM routers.
When you configure Dynamic RP, you do not need to configure BSR.
When you configure Dynamic RP, you do not need to configure BSR.
Suggested answer: C
asked 18/09/2024
bhaskar siddanadham
37 questions
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Related questions

Regarding the certification of the ISIS protocol, there is a correct statement
In the use of the CP protocol, the following description is correct?
View the details of all VPN instances on a network device and the results are as follows, which of the following statements is wrong?( Multiple choice questions).
If the PIM-SM protocol is running in a multicast network , you need to configure RP, and the configuration equation of RP is divided into dynamic RP and static RP. The following configuration description of the RP is correct (radio).
The default configured switch has an empty MAC address table at this time , and Host A connected to the switch issues the first unicast data frame, so what will the switch do after receiving the teaching system?( Single choice questions).
The Option field in OSPFv3 appears in all LSAs
What is the following description of MPLS incorrect?
The switch SWA and SWB are connected together by 2 Ethernet links, where the switch SWA has the following interface configuration:
Router RI and Router R2 run BGP. Both routers are in the AS65234 The route for router R2 exists in the BGP routing table of the router RI, but not in the IP routing table of the router RI . So what causes the problem to occur? (Single Choice Questions).
What of the following actions can enable fast failure detection on multicast networks?