READ Free Dumps For Huawei- H12-224
Question ID 15242 | According to OSI reference model, Layer 2 LAN switch operates at ( ). |
Option A | Physical layer |
Option B | Data link layer |
Option C | IP layer |
Option D | Application layer |
Correct Answer | B |
Question ID 15243 | According to the STP protocol, a certain field in the BPDU identifies the root switch. That is, |
Option A | Root Identifier |
Option B | Root Path Cost |
Option C | Bridge Identifier |
Option D | Port Identifier |
Correct Answer | A |