Which of the followings is not a roaming optimization solution?
A . Proactive roaming
B. Smart roaming
C. Fast roaming using PMK caching
D. 802.11r roaming
Answer: B
Explanation:
Smart roaming is not a roaming optimization solution, but a feature that allows an AP to automatically adjust its transmit power based on signal strength and interference level. The other options are all roaming optimization solutions that can reduce roaming latency and packet loss.
References: https://support.huawei.com/enterprise/en/doc/EDOC1100058940/8a8f1c9b/smart-roaming
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