With IPHost Network Monitor you can run simple snmp requests against a HP device in your network.
channel
channel
1.3.6.1.4.1.9.9.20
Channel Number for this Channel.
Back to HPNR MIB page.
IPHost Network monitor allows you to monitor channel on Hewlett Packard device via the SNMP protocol. Download IPHost Network Monitor (500 monitors for 30 days, 50 monitors free forever) to start monitoring Cisco wireless switches right now.