[Oct-2021] H12-261-ENU Dumps PDF - H12-261-ENU Real Exam Questions Answers
H12-261-ENU Dumps 100% Pass Guarantee With Latest Demo
NEW QUESTION 208
Which of the following is the correct description of the route priority for ISIS?
- A. The default route of ISIS priority is 15.
- B. The LeveI-1 and Leve-2 routes in the ISIS database have different routing priorities.
- C. The routing priority of ISIS cannot be modified.
- D. ISIS aggregated route has a priority of 10
Answer: A
NEW QUESTION 209
Which of the following description about the characteristics of the cross-domain vpn-Option C is correct? (Multiple choice)
- A. Cross-domain VPN–Option-c mode is not suitable for use when spanning multiple ASs.
- B. Up to two layers of labels need to be used in the packet forwarding process.
- C. VPNV4 routes are not saved on the ASBR, and VPNv4 routes are not advertised to each other.
- D. The VPN route is directly exchanged between the ingress PE and the egress PE, and no intermediate device is required to save and advertise the VPN route.
Answer: C,D
NEW QUESTION 210
As shown in the figure, a part of LSP of the LSDB of a router is shown in the first line of the figure. First received a new LSP, the second hop is shown in the following picture, which of the following statement is wrong?
- A. If it is a point-to-point network, the router will send PSNP
- B. The router will put the newly received LSP into the LSDB.
- C. If it is a broadcast network, the DIS will be in the next CSNP packet, including the summary Information of the LSP.
- D. The router will ignore the LSP received from the neighbor.
Answer: D
NEW QUESTION 211
Non-Stopping-Forwarding (NSF) and Non-Stopping Routing (NSR) are two solutions for high reliability. The following statements which are correct?
- A. NSR routers need to negotiate NSR support through specific packet negotiation.
- B. After the NSR is enabled, if the main control board fails when the service batch backup is not completed, the NR switch cannot be completed.
- C. NSF routers do not need to support NSF through specific packet negotiation.
- D. After the NSF is enabled, the router performs the master/slave switchover. The routing table and the forwarding table remain unchanged. Therefore, traffic is not lost during the GR time.
Answer: B,D
NEW QUESTION 212
If there are multiple receivers in a multicast group, the administrator enables IGMP-Snooping on the switch connecting the receiver. After the receiver receives the general query message from the querier, the receiver receives multiple receivers. How to respond?
- A. All recipients will respond to the Report message.
- B. Only when IGMPv1 is running, all receivers respond to the Report message.
- C. The first responder with a response timeout sends a Report message, and the other recipients do not send it.
- D. Only the IGMPV2 is running, and all receivers respond to the Report message.
Answer: A
NEW QUESTION 213
Which of the following description is wrong about BGP routing selection?
- A. See the following entry in the BGP routing table: * 172.16.1.11/32 0.0.0.0 10 0 ? Indicates that the route is available non-optimal.
- B. Non-aggregated routes take precedence over aggregated routes.
- C. If the PrefVal and Local_Preference are equal, if the locally generated route, the IBGP route, and the BGP preference of the EBGP route are used, the valid indication generated by this priority takes precedence.
- D. The route that is unreachable for next_hop is invalid and does not participate in the preference.
Answer: B
NEW QUESTION 214
What benefits can be achieved after using WRED? (Multiple Choice)
- A. Provide a certain low latency
- B. Avoid TCP global synchronization
- C. Provide minimum bandwidth guarantee
- D. Thoroughly avoid congestion
- E. Can avoid UDP taking up most of the bandwidth when it is congested
Answer: B,E
NEW QUESTION 215
ISIS authentication types include interface authentication, area authentication, and routing domain authentication.
- A. False
- B. True
Answer: B
NEW QUESTION 216
Regarding the Stub area and the NSSA area of the OSPF protocol, which of the following statement is wrong?
- A. Both the Stub area and the NSSA area are allowed to inject Type 3 LSA.
- B. The Type 7 LSA is not allowed to be injected in the Stub area, and the NSSA area is allowed to inject the Type 7 LSA.
- C. Type 5 LSA is not allowed to be injected in the Stub area, and Type 5 LSA is allowed to inject in the NSSA area.
- D. Stub area and NSSA area are not allowed to inject Type 4 LSA.
Answer: C
NEW QUESTION 217
Which of the following command is displayed to determine that the loop fault of the switch is generated?
A:
B:
C:
D:
- A. Option D
- B. Option B
- C. Option A
- D. Option C
Answer: A
NEW QUESTION 218
BGP 4+ runs between the two routers. The neighbor relationship is normal. However, the BGP routing table of the local router does not have neighbor's routing entry. What is the possible reason? (Multiple Choice)
- A. The next hop address of the BGP routing entry is unreachable.
- B. Peer ignore configured on the peer
- C. The routing entries of the peer BGP routing table are non-optimal.
- D. Active-route-advertise configured on the peer
Answer: A,C,D
NEW QUESTION 219
As shown below, R1 and R2 establish an E-BGP neighbor and enable BFD detection. The following statement which is correct?
- A. The detection time of BFD packets on R1 is 1280ms.
- B. The detection time of BFD packets on R1 is 660ms.
- C. The detection time of BFD packets on R2 is 800ms.
- D. The detection time of BFD packets on R2 is 600ms.
Answer: B
NEW QUESTION 220
In multicast network, what happens to multicast traffic that cannot be forwarded normally? (Multiple choice)
- A. The router does not have RPF routes.
- B. Multi-router exit network, this router is not DR
- C. The upstream router discards the received PIM Join message.
- D. PIM is not enabled on the RPF interface.
Answer: A,C,D
NEW QUESTION 221
Which of the following tools cannot be directly referenced by the If-match clause in the Route-policy?
- A. IP-prefix
- B. AS-path-filter
- C. Regular expression
- D. Community-filt
Answer: C
NEW QUESTION 222
The description of configuring BGP4+, which is correct? (Multiple choice)
- A. BGP4+ does not support route reflectors.
- B. The BGP4+ router-ID is the same as the BGP4 router-ID.
- C. The next hop of the BGP4+ route does not use the Link-Local address.
- D. BGP4+ must use the Link-Local address when specifying the peer
- E. When BGP4+ configures a reflector, the roles of the reflector and the client must be consistent with the configuration of BGP4.
Answer: B,C
NEW QUESTION 223
Regarding the Stub area and the NSSA area of the OSPF protocol, which of the following statement is incorrect?
- A. Type7 LSA is not allowed in the Stub area, and Type 7 LSA is allowed in the NSSA area.
- B. Both the Stub area and the NSSA area are not allowed to inject Type 4 LSA.
- C. Both the Stub area and the NSSA area can inject Type 3 LSAs.
- D. Type 5 LSA is not allowed in the Stub area, and Type 5 LSA is allowed in the NSSA area.
Answer: D
NEW QUESTION 224
When ISIS area authentication is configured, which ISIS packet carries the authentication information?
- A. Hello packet of ISIS Level-2
- B. Hello message of ISIS Level-1
- C. SNPs and LSPs of ISIS Level-1
- D. SNPs and LSPs of ISIS Level-2
Answer: C
NEW QUESTION 225
What is the main reason why RSTP converges faster than STP?
- A. RSTP increases the type of port status
- B. RSTP has a smaller timer
- C. RSTP is not based on timer convergence
- D. RSTP has less overhead
Answer: C
NEW QUESTION 226
A company has built an OSPF network as shown in the following figure. The links form an OSPF neighbor relationship. All devices have announced their own loopback address. On one day, the S1-R2 and S2-R1 links are faulty. Which of the following description is correct? (Area 0 is split)
- A. R5 can learn the loopback route of R2 normally.
- B. R3 cannot learn the loopback route of R2.
- C. R3 can learn the loopback route of R2 normally.
- D. R1 can learn the loopback route of R2 normally.
Answer: A,B
NEW QUESTION 227
The router HW1 exists as an MPLS LSR router in the network of the operator HW. The router receives a packet carrying a label, but the label entry does not exist in its LFIB. So how does the router handle the packet?
- A. Router HW1 uses LDP to create an LSP and creates a new path for the label carried in the packet in the LFIB.
- B. Router HW1 will discard the packet.
- C. Router HW1 will forward the packet using the default label.
- D. Router HW1 will strip the label and find the IP destination address of the FIB.
Answer: B
NEW QUESTION 228
802.1s defines deployment for which of the following?
- A. One STP instance for each VLAN
- B. One STP instance for each set of VLANs
- C. One STP instance for each set of Bridges
- D. One global instance for all VLANs
Answer: B
NEW QUESTION 229
Which of the following description about the information of BGP4+ is correct?
- A. bGP4+ does not support automatic route aggregation.
- B. The Next Hop attribute in BCP4+ is represented by the Pv6 address, which can be the link-local address of the next hop.
- C. Modifying the BCP's router ID will cause the BGP connection between the routers to be re-established.
- D. Bgp4+ can use dampening command to suppress IBGP routes.
Answer: A,C,D
NEW QUESTION 230
Router R1 runs the 0SPF protocol. Use the display ip routing-table command to view the routing table of the Router R1. Which of the following description is correct about the 0SPF information in the routing table?
- A. In the routing table, the routing entries identified by the OSPF identifier can be learned through 1/2/3/5 LSAs.
- B. In the routing table, the routing entry identified by the "0SPF" identifier can only pass the LSA of class 1.
- C. In the routing table, the routing entries identified by the "0SPF" identifier can only be learned through the Type 3 LSA.
- D. In the routing table, the routing entries identified by the "0_ASE" identifier can only be learned through routing.
Answer: D
NEW QUESTION 231
Between the two directly connected devices that have established IBGP neighbor, run the shutdown command to shut down the interface of one of the devices. The BGP connection will not be disconnected immediately.
- A. False
- B. True
Answer: B
NEW QUESTION 232
Which of the following statement about the LSA of OSPFv3 3 is correct? (Multiple choice)
- A. Inter-Area-Prefix LSA also contains Link-Local information
- B. When the Intra-Area Prefix LSA has the Referenced Link State Type-2, the Referenced Link State id contains the interface id of the DR.
- C. Router-LSA and Network-LSA do not contain routing information.
- D. The Link State id of the Inter-Area Prefix-LSA contains the prefix information.
Answer: B,C
NEW QUESTION 233
......
Dumps Real Huawei H12-261-ENU Exam Questions [Updated 2021]: https://www.actualvce.com/Huawei/H12-261-ENU-valid-vce-dumps.html