Huawei H12-261 Online Practice Questions and Exam Preparation

Huawei H12-261 Online Questions & Answers

• Question 221:

  Which of the following technologies can be used to improve the MPLS BGP VPN reliability?

  A. VPN GR
  B. FRR for private IP routes between Pes and CEs
  C. VPN FRR
  D. CE dual-homing networking at the access layer
  A. VPN GR
  C. VPN FRR
  D. CE dual-homing networking at the access layer

• Question 222:

  The following is true about the arm echo function method. There is a BFD ( ) single statement.

  A. BFD single must be identified. Remote identification. The arm echo function must be configured with local symbols and terminators.
  B. BFD IP 224.0.0.184 Single Protocol Report The purpose of the arm echo function is
  C. BFD BFD Single Device The arm echo function is available for one support and the other does not support the scene.
  D. BFD BFD IP IP After the one-arm echo function is enabled, the destination report of the text is the same as the source.
  C. BFD BFD Single Device The arm echo function is available for one support and the other does not support the scene.
  D. BFD BFD IP IP After the one-arm echo function is enabled, the destination report of the text is the same as the source.

• Question 223:

  Which of the following lists, in the correct order, the protocols that use TCP ports 443, 179, 137, 110, and 23?

  A. HTTPS, BGP, NetBios Name Server, POP3, Telnet
  B. Finger, DHCP Server, NetBios Name Server, POP3, Telnet
  C. BGP, POP3, SNMP, TFTP, Telnet
  D. LDAP, SNMP, TFTP, POP3, Telnet
  E. HTTPS, SNMP, POP3, DNS, Telnet
  A. HTTPS, BGP, NetBios Name Server, POP3, Telnet

• Question 224:

  Which of the following statements regarding Security Association (SA) in IPsec is false?

  A. An IPsec VPN connection can be established only when the bidirectional SA exists between IPsec peers
  B. An SA is identified by three parameters: security parameter index (SPI), destination IP address, and security protocol ID (AH or ESP)
  C. You can run the display ipsec sa command to view the encryption algorithm used and traffic of interest between IPsec peers
  D. IPsec can only use symmetric encryption algorithms to encrypt and decrypt data
  D. IPsec can only use symmetric encryption algorithms to encrypt and decrypt data

• Question 225:

  Which of the following statements regarding 802.1X authentication, RADIUS authentication, and HWTACACS authentication are true?

  A. A user cannot be authenticated by both RADIUS authentication and 802.1X authentication.
  B. A user cannot be authenticated by both RADIUS authentication and HWTACACS authentication.
  C. A user can be authenticated by both RADIUS authentication and HWTACACS authentication. This is more secure than using just one authentication method.
  D. Users can access a network through 802.1X authentication, and can be authenticated through RADIUS authentication.
  B. A user cannot be authenticated by both RADIUS authentication and HWTACACS authentication.

• Question 226:

  A network administrator plans to migrate IGMPv2 to IGMPv3 on the multicast network. What advantages does IGMPv3 have over IGMPv2?

  A. IGMPv3 deletes suppression of IGMPv3 Membership Report messages
  B. IGMPv3 deletes the function of matching all sources through wildcard belong to specific multicast group
  C. IGMPv3 enables a host to join a specified multicast group that excludes a specified multicast source
  D. IGMPv3 adds Request-to-Send and Clear-to-Send messages between source and local IGMP queries
  E. IGMPv3 enables a host to join a specified multicast group that includes a specified multicast source
  E. IGMPv3 enables a host to join a specified multicast group that includes a specified multicast source

• Question 227:

  Which of the following statements about penultimate hop popping are true?

  A. It can only be used with LDP
  B. It enables the Edge LSR to request a label pop operation from its upstream neighbors
  C. It is only used when two or more labels are stacked
  D. It is requested through LDP using a special label value that is also called the implicit-null value
  E. It is used only for directly connected subnets or aggregate routes
  B. It enables the Edge LSR to request a label pop operation from its upstream neighbors
  D. It is requested through LDP using a special label value that is also called the implicit-null value
  E. It is used only for directly connected subnets or aggregate routes

• Question 228:

  In the process of using LACP, ? (the agreement is as follows, the correct one is multiple choice.

  A. You can avoid the Eth-Trunk interface due to physical path caused by the following commands.
  B. You can use the following command to configure the row source chain in the enabled route aggregation. IP: interface eth-trunk 1 address line share into the load Load-balance src-dst-ip
  C. You can use the following command to divide the interface into the chain aggregation in the enabled route aggregation. Interface Gigabitethemnet0/0/0 Debug Interface Gigabitethernet0/0/1 Undo eth-trunk 1 Interface Gigabitetheret0/0/ Undo shutdown
  D. You can join the interface group member through the channel aggregation enabled by the following command: Interface Gigabitethernet0/0/1 shutdown Interface Gigabitethernet0/0/1 trunkport Gigabitethernet0/0/ interface Gigabitethernet0/0/1 undo shutdown
  A. You can avoid the Eth-Trunk interface due to physical path caused by the following commands.
  C. You can use the following command to divide the interface into the chain aggregation in the enabled route aggregation. Interface Gigabitethemnet0/0/0 Debug Interface Gigabitethernet0/0/1 Undo eth-trunk 1 Interface Gigabitetheret0/0/ Undo shutdown

• Question 229:

  The following is about setting up the LDP, ? protocol, and the description is correct.

  A. TCP, , After the LDP connection is successfully established, the initialization message sent by the master sends the relevant parameters of the negotiation establishment.
  B. The transmission is made by the party with the larger address, and TCP initiates the connection.
  C. LDP Hello TCP, 224.0.0.2 Neighbor Discovery Message Usage Message Destination Address is Broadcast Address Group
  D. When both parties receive the Keepalive, LDP message, they will succeed.
  A. TCP, , After the LDP connection is successfully established, the initialization message sent by the master sends the relevant parameters of the negotiation establishment.
  C. LDP Hello TCP, 224.0.0.2 Neighbor Discovery Message Usage Message Destination Address is Broadcast Address Group
  D. When both parties receive the Keepalive, LDP message, they will succeed.

• Question 230:

  A network administrator is planning to use an automatic 6to4 tunnel to transmit IPv6 data on an IPv4 network. If the IPv4 address of the router interface is 138.14.85.210, the corresponding tunnel address should be 2001:8a0e:55d2:l:230:65ff:fe2c:9a6.

  A. TRUE
  B. FALSE
  B. FALSE