Pass the Huawei HCIA-Datacom H12-811_V1.0 Questions and answers with ExamsMirror

The MAC address table does not contain an entry for 5489-98EC-F011.

When a switch receives a frame with an unknown destination MAC address, it performs flooding.

Flooding sends the frame out of all interfaces except the one it was received on.

A (Incorrect): The switch does not discard unknown frames; it floods them.

B (Incorrect): No request is sent; flooding occurs instead.

D (Incorrect): ICMP is used for network-layer (IP) communication, not Ethernet switching.

Thus, the correct answer is C (Floods the frame on all interfaces except the incoming one).

In the ACL (Access Control List) configuration:

Rule 5: Permits traffic from 192.168.1.1.

Rule 10: Denies traffic from 192.168.1.1.

Since ACLs are processed in sequential order, the first matching rule is applied.

Option A (Incorrect): The first rule (permit) is matched before the deny rule.

Option B (Incorrect): 192.168.1.254 is not listed in the ACL, so it does not match any rule.

Option C (Correct): 192.168.1.1 matches the first permit rule (Rule 5), so it is allowed.

Option D (Incorrect): 192.168.1.254 is not mentioned in the ACL rules, so it does not match the permit rule.

Thus, the correct answer is C.

In Huawei’s VRP system, the login timeout setting is applied specifically to Virtual Terminal (VTY) interfaces, which manage remote access connections such as Telnet or SSH. Configuring a login timeout on a VTY interface helps secure remote sessions by automatically disconnecting inactive users after a specified period​.

A direct route (also called a connected route) is automatically created when an interface is assigned an IP address and is up.

Option A (Incorrect): The administrator does NOT need to manually configure a direct route. It is automatically added when an IP is assigned to an interface.

Option B (Incorrect): Direct routes have a higher priority than dynamic routes (e.g., OSPF, RIP, etc.).

Option C (Correct): Direct routes have the highest priority among all routing types (default priority = 0, which is the highest).

Option D (Incorrect): Static routes have a lower priority (default 60) than direct routes (0).

Thus, the correct answer is C (The direct route has the highest priority.)

The country-code command is used on an AC (Access Controller) to specify the country code, which aligns the wireless settings with local regulatory standards. Setting the correct country code ensures compliance with regional RF (Radio Frequency) regulations, such as frequency bands and transmission power limits​.

Detailed Explanation:The Priority Code Point (PCP) field in an 802.1Q VLAN tag is 3 bits long, which gives it a value range of 0 to 7. This field is used to indicate the priority of the frame, with higher values indicating higher priority​​.

STP Forwarding State:In the forwarding state, a port can:

Send and receive BPDUs (Bridge Protocol Data Units).

Learn source MAC addresses from incoming frames.

Forward frames to their destinations​​.

Analysis of Options:

Option A: Correct. Ports in the forwarding state send BPDUs to maintain network topology.

Option B: Incorrect. Ports in the forwarding state do learn source MAC addresses.

Option C: Correct. Ports in the forwarding state receive BPDUs.

Option D: Correct. Ports in the forwarding state forward data frames.

Correct Answer:B. A port in a forwarding state does not learn the source MAC address of a frame is incorrect.

A (Correct) - Load Balancing: Link aggregation distributes traffic across multiple physical links, reducing congestion and improving performance.

B (Correct) - Improved Bandwidth: Multiple links act as a single logical link, increasing the total available bandwidth.

C (Correct) - Enhanced Reliability: If one link in an aggregated group fails, traffic is rerouted through the remaining links, improving network resilience.

D (Incorrect) - Improved Security: Link aggregation does not inherently improve security; it primarily enhances performance and fault tolerance.

Thus, the correct answers are A, B, and C.

A VLANIF (VLAN Interface) is a Layer 3 virtual interface used for inter-VLAN routing on a switch.

Option A (Incorrect): Different VLANIF interfaces cannot use the same IP address because each VLANIF interface represents a different VLAN and requires a unique IP.

Option B (Correct): VLANIF interfaces operate at Layer 3, enabling routing between VLANs.

Option C (Correct): VLANIF interfaces do not need to learn MAC addresses because they are virtual interfaces that forward packets based on IP routing instead of MAC learning.

Option D (Incorrect): A VLANIF interface does have a MAC address, typically derived from the switch’s system MAC address.

Thus, the correct answers are B and C.

Direct Route (C): This has the highest priority because it represents networks directly connected to a router’s interfaces.

Static Route (B): These are manually configured but have lower priority than direct routes.

OSPF Route (D): OSPF dynamically learns routes and assigns them based on cost, but it has lower priority than direct and static routes.

RIP Route (A): RIP has the lowest priority due to its high administrative distance (120).

Priority order (from highest to lowest):Direct Route > Static Route > OSPF Route > RIP Route.

Thus, the correct answer is C (Direct Route).