With IPHost Network Monitor you can run simple snmp requests against a Cisco device in your network.
bsnGlobalDot11aCurrentChannel
bsn Global Dot11a Current Channel
1.3.6.1.4.1.14179.2.3.3.1.7
The number of the current operating frequency channel of the OFDM PHY.
Back to AIRESPACE-WIRELESS-MIB MIB page.
IPHost Network monitor allows you to monitor bsnGlobalDot11aCurrentChannel on Cisco device via the SNMP protocol. Download IPHost Network Monitor (500 monitors for 30 days, 50 monitors free forever) to start monitoring Cisco switches right now.