* Overview of Huawei's Wireless Backhaul Solution:
* Huawei's wireless backhaul solution for rail transportation ensures reliable communication for train control systems, passenger services, and other applications.
* Analysis of Each Statement:
* Option A:The handover delay in Huawei's solution can indeed be as low as30 ms, ensuring seamless connectivity during train movement.
* Option B:The solution supportshighly reliable active-active links, providing redundancy and fault tolerance.
* Option C:The solution is designed to carry critical systems liketrain control signals, ensuring safety and efficiency.
* Option D:This is incorrect because Huawei's solution supports backhaul even at speeds of160 km
/h or higher, making it suitable for high-speed rail networks.
* Conclusion:The correct statements are Options A, B, and C.
References:
* HCSA-Presales-IP Network V3.0 Training Material, Chapter 10: Rail Transportation Solutions.
* Huawei Rail Transportation Solution Brochure.