With IPHost Network Monitor you can run simple snmp requests against a Cisco device in your network.
bsnAPIfDot11BeaconPeriod
bsn AP If Dot11 Beacon Period
1.3.6.1.4.1.14179.2.2.3.1.1
This attribute shall specify the number of TU that a AP Interface shall use for scheduling Beacon tranmissions. This value is transmitted in Beacon and Probe Response frames.
Back to AIRESPACE-WIRELESS-MIB MIB page.
IPHost Network monitor allows you to monitor bsnAPIfDot11BeaconPeriod on Cisco device via the SNMP protocol. Download IPHost Network Monitor (500 monitors for 30 days, 50 monitors free forever) to start monitoring Cisco firewalls right now.