Access points can work normally during installation yet fail to recover after a shared power outage. This article explains why measured PoE consumption, allocated power, and available budget are different values, and how to validate full service recovery before accepting a deployment.
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Huawei AirEngine 5773 Series Models and Deployment Guide: 5773-21 vs 5773-22P vs 5773-23H vs 5773-23HW vs 5773-23WP vs 5773-23W
Compare Huawei AirEngine 5773 models by mounting type, electrical or hybrid uplink, PoE input, wired ports and deployment scenario. This guide explains when to choose the 5773-21, 5773-22P, 5773-23H, 5773-23HW, 5773-23WP or 5773-23W.
Huawei AirEngine 5773 PoE Requirements by Model: 802.3af vs 802.3at and the 5773-23WP PoE++ Exception
A model-by-model guide to Huawei AirEngine 5773 PoE requirements, covering 802.3af restrictions, 802.3at recommendations, the 5773-23WP PoE++ exception, and switch power-budget planning.