Steve, thanks for the feedback!  You bring up a good point about the potential for an RSSI threshold difference between tools -- where one tool might use one value, while the Cisco APs use another to calculate the channel utilization.   I guess I'm still facing the same question as before though: How is the reported Channel Utilization number derived on the Cisco APs?  Is it a timed average (such as a 5-second or a 60-second average), or is it a high-level watermark over the last N seconds? I really want to know the answer to this, so if anyone knows for certain please let us know!   Regards, Markus V | Blog ... View more