Huawei HCIE-Routing&Switching (Written)(Huawei Certified ICT Expert-Routing & Switching) - H12-261-ENU Exam Practice Test

There are two types of community-filter: basic community attribute filters and advanced community attribute filters. Which of the following filtering tools makes the advanced community attribute filter more flexible than the basic community attribute filter?
Correct Answer: A
Which of the following is correct about the ISIS GR description?
Correct Answer: A
Which of the following statement about the R2 routing entry is correct?
Correct Answer: A,B,C
BGP can only automatically aggregate routes originating from Incomplete.
Correct Answer: B
Regarding the processing mode of MPLS for TTL, which description is correct?
Correct Answer: C
The path selection tool can define multiple entries, which of the following tools will automatically generate and reject any entries at the end of the configuration? (Multiple Choice)
Correct Answer: A,B,C,D
The IPSG can be configured with a static binding table or used with DHCP-snooping to form a binding table.
Correct Answer: B
As shown in the figure, R1, R2, and R3 run OSPF at the same time and announce their respective loopbacks. Which of the following description is wrong?
Correct Answer: B
ISIS protocol is in broadcast network and P2P network, when the router receives the LSP, it needs to use PSNP to confirm and ensure the synchronization of the LSDB.
Correct Answer: A
Which of the following statements about BGP attributes are correct?
Correct Answer: C
As shown in the following figure, what routes can R2 learn?
Correct Answer: D
Between the two directly connected devices that have established IBGP peers, run the shutdown command to shut down the interface of one of the devices. The BGP connection will not be disconnected immediately.
Correct Answer: B
To display the routing table of router R1, the "display ip routing-table" command was issued. Router R1 is running OSPF.
Which one of the following statements is true regarding the OSPF information in a routing table?
Correct Answer: D
After the BGP connection is successful and it is down again. What are the impossible reasons?
Correct Answer: D
The administrator wants to manage some routes on the router during operation and maintenance. Which of the following tools can mark these routes so that the administrator can configure the policy? (Multiple choice)
Correct Answer: A,D
In the process of using the LACP protocol, which of the following descriptions are correct? (Multiple Choice)
Correct Answer: B,C
As shown in the following figure, enterprises hope to achieve successful access VPN between headquarters and branches through MPLS.

Branch office VPN traffic must be forwarded through the headquarters for traffic monitoring.
Which of the following statement about this solution is wrong?
Correct Answer: A
BGP EVPN advertises external routes, which of the following types of routes are used?
Correct Answer: C
A home user has opened a 10Mb/s broadband. To improve the user experience, the operator can stabilize at 12Mb/s when measuring speed. If we use token bucket technology to achieve this demand, which of the following methods is optimal?
Correct Answer: B
Both ISIS CSNP packets and OSPF DD packets are in the MA network, describing the role of the link state database profile. Which of the following statements is correct?
Correct Answer: A
Non-Stopping-Forwarding (NSF) and Non-Stopping Routing (NSR) are two solutions for high reliability. The following statements which are correct?
Correct Answer: B,D
In Rapid Spanning Tree Protocol (RSTP), which port provides a backup path to the root bridge and which state should this port be in?
Correct Answer: E
As shown in the figure, in the hub&spoke multicast mode of MPLS bgp VPN, in order to realize that the branch can only communicate with the headquarters, the branches cannot communicate with each other. Which of the following schemes can the RT be set to?
Correct Answer: B
Huawei's two switches SWA and SWB are connected through 7 Ethernet ports and configured with static link aggregation. The corresponding ports on the switch SW are Ethernet1/0/2, Ethernet1/0/3, Ethernet1/0/4. Ethernet 1/0/5, Ethernet 1/0/6, and Ethernet 1/0/7 are configured in the order of the ports. If the switch SWA and SWB supports only 6 ports per aggregation group,
Correct Answer: A
An engineer builds a network topology to study the working mechanism of the OSPFv3 protocol. The configuration of R1 and R2 is as follows. What are the types of LSAs exchanged between R1 and R2? (Multiple choice)
Correct Answer: A,B,C
Which of the following statement about the security association SA in IPsec is wrong?
Correct Answer: B
In the process of using the LACP protocol, which of the following description is correct? (Multiple choice)
Correct Answer: C,D
There are now two gateway routers that provide services for hosts on a LAN network to connect to the extranet. What techniques should be used on these two redundant routers to make them the default gateway for hosts in the LAN network?
Correct Answer: D
What is the correct description of the BGP reflector? (Multiple Choice)
Correct Answer: A,B,D
A number of transition techniques have emerged in the process of replacing an IPV4 address used in a network with an IPv6 address. These technologies are divided into two categories: one is IPV4/IPv6 coexistence technology, and the other is IPV4/IPV6 interworking technology. Which of the following options belong to IPV4/IPV6 coexistence technology? (Multiple choice)
Correct Answer: A,B,C
If the value of the Option field in the OSPFv3 Hello packet sent by GigabitEthernet 0/0/0 interface of Router A is 0x000013, which of the following description is correct? (Multiple Choice)
Correct Answer: B,C,D
If the router only needs to forward IPv6 packets, there is no need to configure any IPv4 protocols and addresses on the router.
Correct Answer: B
Regarding the certification of the ISIS protocol, which statements are correct? (Multiple Choice)
Correct Answer: A,D
Which of the following description about the assertion mechanism is correct?
Correct Answer: D
The interface Serial0 of an existing router goes to OSPF and sets the interface Serial0 to the Silent interface. What effect does this setting have?
Correct Answer: A
Deploying the ISIS protocol in an IPv6 environment, which of the following statement is correct?
Correct Answer: C
As shown in the figure, in the IPv4 and IPv6 environment, the SEL field in the ISIS NET address always takes the value 00.
Correct Answer: B
If there is a LAN running the 802.1D Spanning Tree Protocol, which of the following parameters will the non-root switch not receive from the root switch?
Correct Answer: B
Which of the following statements about the IS-IS route summary is correct?
Correct Answer: A
In traffic policing, the dual-bucket dual-speed is used. The number of tokens in the C bucket is TC, and the number of tokens in the P bucket is TP. When a message of length B enters, which of the following statements are correct? (Multiple Choice)
Correct Answer: B,C,D
Combined with the output result in the following figure, which statements are correct? (Multiple Choice)
Correct Answer: B,C
Router R1 and Router R2 run BGP. Both routers are in the AS 65234. The route of router R2 exists in the BGP routing table of router R1, but is not in the IP routing table of router R1. So, what caused the problem?
Correct Answer: D
As shown in the figure, which of the following statement is correct? (Multiple Choice)
Correct Answer: A,C
Enable SSM on the entire IP multicast network.
Which of the following statements about SSM are correct? (Multiple Choice)
Correct Answer: C,D,E
What are the common methods of learning routes in BGP? (Multiple Choice)
Correct Answer: A,B,C
Which type of LSA cannot in the OSPF stub area? (Multiple Choice)
Correct Answer: B,C,D
If the PPP link between R1 and R2 is shown, and the direct connection port is not on the same network segment, but the R1 and R2 direct connection ports can communicate, and the Ethernet link cannot communicate under the same IP planning, what is the reason? (Multiple choice)
Correct Answer: B,C
The configuration of two routers in a company is as follows. which of the following statement about the R1 routing table is correct?
Correct Answer: D
Which of the following is not included in the digital certificate?
Correct Answer: D
Regarding the Stub area and the NSSA area of OSPF, the wrong statement of the following is _____.
Correct Answer: B