Turning of 802.11b clients on @hp_networking Unified wireless

[AC]wlan rrm

[AC-wlan-rrm]dot11g mandatory-rate 6 9 12               //firstly add the mandatory rate for dot11g, because the default mandatory dot11g rate is 1 2 5.5 11, you could not delete all the mandatory rate, so this operation could make sure there is still mandatory rate after you delete the default mandatory rate.

[AC-wlan-rrm]dot11g disabled-rate 1 2 5.5 11       //secondly delete the dot11b mandatory and support rate, which could prevent dot11b client being online