H12-891_V1.0 Exam Dumps : HCIE-Datacom V1.0

Comprehensive and Detailed In-Depth Explanation:

Analyzing the output:

A. Key authentication is disabled for the tunnel: Correct. The output explicitly states " key disabled " .

B. The destination IP address of the tunnel is 10.0.3.3: Correct. The output shows " destination 10.0.3.3 " .

C. The tunnel is a GRE tunnel: Correct. The output states " Tunnel protocol/transport GRE/IP " .

D. Keepalive detection is enabled on the tunnel: Incorrect. The output clearly shows " keepalive disabled " .

Therefore, the correct answer is D because the tunnel does not have keepalive enabled.

When selecting core devices for a WAN in enterprise networks, considerations typically include:

Service volume: Ensures the core device can handle expected traffic.

Physical location: Important for latency, redundancy, and network design.

Node quantity: Affects topology, scalability, and routing complexity.

Device naming conventions, however, are purely administrative and do not affect the functional selection of core devices.

Correct answer: A. Device naming conventions

Huawei iMaster NCE-Campus as an Authentication Relay Agent

Huawei iMaster NCE-Campus can act as a relay agent for authentication services, forwarding authentication requests between users and authentication servers (e.g., RADIUS, LDAP).

✅ B. User Authentication

Validates user credentials before granting network access.

Supports 802.1X, Portal, MAC, and RADIUS authentication.

✅ C. User Analysis

Analyzes user behavior and access patterns to optimize security and network policies.

✅ D. Marketing

Provides customized authentication portals with advertisements and promotional messages.

Incorrect Answer:

❌ A. User Accounting – Accounting is handled by the authentication server (e.g., RADIUS), not the relay agent.

Reference from Huawei HCIE-Datacom Documentation:

Huawei iMaster NCE-Campus Authentication Guide – Relay Agent Functions

HCIE-Datacom Study Material – User Authentication and Analysis in CloudCampus