Get Huawei H12-811_V1.0 Exam Practice Questions - Real and Updated

Answer : D

Given correct configuration, hosts within the same subnet should be able to communicate, so the host at 10.0.12.1 can ping the host at 10.0.12.2. This scenario assumes correct interconnectivity and absence of firewall or ACL rules that would block the communication.

Answer : A

In Huawei VRP, the command-privilege command is used to modify the privilege level of a specific command. In this case, the command adjusts the privilege level of the save command within the user view to level 3, which is higher than the default level. This command does not modify the user's privilege level itself but changes the required privilege level to use the save command in the user view .

Answer : C, D

* Option A: Incorrect. UDP (User Datagram Protocol) does not use SYN or ACK flags, as it is a connectionless protocol and does not establish a connection before data transfer. SYN and ACK flags are features of TCP (Transmission Control Protocol), which establishes connections using a three-way handshake. (Reference: HCIA-Datacom Training Material, Transport Layer Protocols)

* Option B: Incorrect. UDP is suitable for delay-sensitive traffic (such as video or voice) because of its low overhead. However, UDP does not have a sequence number field or support reassembly, as it does not guarantee packet order or reliability. (Reference: HCIA-Datacom Training Material, UDP Characteristics)

* Option C: Correct. TCP requires a three-way handshake to establish a connection and a four-way handshake to terminate it, involving SYN, ACK, FIN flags for reliability. (Reference: HCIA-Datacom Training Material, TCP Connection Establishment and Termination)

* Option D: Correct. The well-known port number range is defined as 0 to 1023, and these are reserved for widely used protocols such as HTTP, FTP, and DNS. (Reference: HCIA-Datacom Training Material, Port Numbering)

Answer : B

TPID Definition:

TPID (Tag Protocol Identifier) is a field in the Ethernet frame header that indicates the presence of an 802.1Q VLAN tag.

IEEE 802.1Q defines the TPID value as 0x8100.

Why Other Options Are Incorrect:

0x9100: Used in some proprietary protocols but not IEEE standard.

0x8200 and 0x7200: Not valid TPID values.

Answer : A, C, D

In the provided routing table, the router's next hop for each destination indicates whether the destination is reachable directly or indirectly. For entries where the next hop is specified, the router forwards packets accordingly through the designated interface, as confirmed in the table output. This information is used to verify the forwarding behavior for each destination.