Free Huawei H12-811_V1.0 Practice Exam with Questions & Answers | Set: 11

IPv6 Anycast Address Characteristics:

Option A: True. Packets are delivered to the nearest interface based on routing distance.

Option B: False. Anycast addresses are not designed for load balancing.

Option C: True. Anycast addresses share the same address space as unicast.

Option D: True. Anycast provides redundancy by allowing multiple endpoints to share the same address​​.

Disabling STP on a network with redundant paths between switches leads to a Layer 2 loop, which can cause broadcast storms and network congestion. STP is essential for preventing such loops by blocking redundant paths until needed for redundancy, ensuring network stability​.

Comprehensive Explanation: The interface configuration shows that VLANs 2, 3, and 100 are tagged, meaning frames belonging to these VLANs are transmitted with VLAN tags. VLANs 4 and 6 are untagged, meaning frames for these VLANs are transmitted without tags. The command port hybrid tagged vlan 2 to 3 100 specifies that data frames for VLANs 2, 3, and 100 are transmitted with tags, while port hybrid untagged vlan 4 6 configures the interface to transmit untagged frames for VLANs 4 and 6.

Comprehensive and Detailed Explanation:

Huawei devices support the following Telnet authentication methods:

No authentication → Users can log in without a password. ✅

Password authentication → Requires a static password for access. ✅

AAA local authentication → Uses a centralized database for user authentication. ✅

❌ Incorrect Option:

MD5 authentication is NOT used in Telnet. SSH uses MD5 for key exchange, not Telnet.

✅ Reference: HCIA-Datacom Security Guide – Telnet & SSH Authentication

Detailed Explanation:In LACP (Link Aggregation Control Protocol), the Actor is elected based on device priority, interface priority, and MAC address. These parameters ensure consistency and determine the active links within the aggregated trunk. The interface number alone is not a determining factor. (Reference: HCIA-Datacom Training Material, Link Aggregation Control Protocol (LACP))

VLAN Assignment Overview:VLAN (Virtual Local Area Network) assignment is a critical step in campus network planning. It involves logically segmenting a network to improve manageability, security, and performance. Huawei recommends various approaches based on specific needs.

Analysis of Options:

Option A: " VLAN assignment by service type " This method groups devices based on the type of service they require (e.g., voice, video, data). It helps in isolating traffic for different service types, improving QoS and security. This is a common practice in network planning​​.

Option B: " VLAN assignment by logical area " Logical area-based assignment groups devices based on their logical function in the network (e.g., core, access, distribution). It ensures proper segmentation and alignment with network topology​.

Option C: " VLAN assignment by geographic area " Assigning VLANs based on geographic areas (e.g., floors in a building, departments) helps localize traffic within a region, reducing unnecessary cross-network traffic​​.

Option D: " VLAN assignment by personnel structure " While this option suggests assigning VLANs based on organizational structure (e.g., employees, managers), it is not a typical practice in VLAN assignment. It lacks scalability and alignment with network topology, making it an inefficient approach​.

Correct Answers:The valid VLAN assignment methods in campus network planning are:

A. By service type

B. By logical area

C. By geographic area

Comprehensive Explanation: In STP, the switch with the lowest Bridge ID is selected as the root bridge. The Bridge ID consists of the bridge priority and the MAC address. In this case, the switch with the bridge priority of 4096 has the lowest Bridge ID, making it the root bridge. If two switches have the same bridge priority, the MAC address is used to break the tie, with the lower MAC address winning.

ICMP and NAPT:ICMP packets do not have port numbers, but NAPT (Network Address and Port Translation) can still manage ICMP traffic by matching identifiers in the ICMP header. This allows NAPT to handle ICMP messages properly​​.

Correct Answer:FALSE. ICMP packets can be handled by NAPT.