With IPHost Network Monitor you can run simple snmp requests against a Cisco device in your network.
cdrDot11RadarNotifObjectGroup
Cisco Root Device Dot11 Radar Notification Object Group
1.3.6.1.4.1.9.9.627.2.2.1
This group is for enabling/disabling notifications of changing frequency.
Back to CISCO-DOT11-RADAR-MIB MIB page.
IPHost Network monitor allows you to monitor cdrDot11RadarNotifObjectGroup on Cisco device via the SNMP protocol. Download IPHost Network Monitor (500 monitors for 30 days, 50 monitors free forever) to start monitoring Cisco optical switches right now.