Free Huawei H12-811_V1.0 Practice Exam with Questions & Answers | Set: 7

Comprehensive Explanation: In Telnet sessions, different privilege levels determine what actions a user is allowed to perform. If users are not able to configure the IP address, it is likely that their privilege level is set incorrectly. The administrator must ensure that the Telnet users are assigned the correct privilege level (typically level 15 for full administrative rights) to allow configuration changes, including IP address modifications.

To help Fit APs locate an AC (Access Controller), the DHCP server must provide the AC IP address using DHCP Option 43.

Option 55 (Incorrect): Used to request a list of DHCP options.

Option 82 (Incorrect): Used for Relay Agent Information, not AC discovery.

Option 10 (Incorrect): Not relevant for APs or CAPWAP.

Option 43 (Correct): This option delivers the AC IP address to Fit APs so they can establish a CAPWAP tunnel.

Thus, the correct answer is D.

Statement A (False): Any router can function as an ASBR, not just ABRs. An ASBR is any router that connects OSPF to an external network, regardless of area.

Statement B (True): Area 0 is the OSPF backbone area, and all other areas must connect to it.

Statement C (True): Area partitioning reduces LSDB size by limiting the scope of LSAs within an area.

Statement D (True): Routers in the same area have the same LSDB, ensuring consistency in link-state information.

Thus, the correct answer is A (False statement).

In Huawei devices, advanced ACLs use a number range from 3000 to 3999. These ACLs allow more granular control over traffic by permitting conditions based on source and destination IP addresses, protocol types, and ports, making them suitable for complex filtering requirements​.

In VRP, the " -a " parameter in the ping command allows specifying a source IP address for the echo request. This can be helpful in testing connectivity from a specific interface on the device, which is useful in verifying path accessibility or troubleshooting issues with certain network segments​.

Detailed Explanation:Access ports are configured for a single VLAN and thus send untagged frames by default. Trunk ports, conversely, handle traffic for multiple VLANs, tagging each frame with a VLAN ID. (Reference: HCIA-Datacom Training Material, Switch Port Types and VLAN Tagging)

Command Overview:The Huawei Versatile Routing Platform (VRP) uses specific commands to manage file systems and view directory contents. While the dir command is used to list files in the current directory, the pwd command is not supported in VRP environments. Instead, the current working directory is displayed as part of the command prompt in VRP​​​.

Command Analysis:

dir Command:This command is supported and displays the list of files and subdirectories in the current directory. Example:

< Huawei > dir

Output includes filenames, sizes, and other metadata.

pwd Command:The pwd command is commonly used in UNIX/Linux systems to print the current working directory. However, this command is not available on VRP. VRP automatically shows the current directory in its prompt, making pwd unnecessary.

Correct Answer:Since only dir is valid, the statement is false. The correct answer is B (FALSE).

SNMPv3 was designed with enhanced security and administration features compared to previous versions. It offers robust authentication and encryption to protect against unauthorized access and eavesdropping, as well as improvements in administration with support for notification originators and proxy forwarders. These advancements make SNMPv3 the preferred version for secure network management​.

Comprehensive and Detailed Explanation:

IPv6 supports several extension headers:✅ Fragment Extension Header → Handles packet fragmentation.✅ Destination Options Header → Stores information for destination nodes.✅ Hop-by-Hop Options Header → Used for router-specific instructions.

❌ Incorrect Option:

VLAN extension header does not exist in IPv6. VLAN tagging is handled at Layer 2 (Ethernet).

✅ Reference: HCIA-Datacom Network Principles Guide – IPv6 Packet Structure