With IPHost Network Monitor you can run simple snmp requests against a Cisco device in your network.
bsnAPIfPhyTxPowerLevel
bsn AP If Physical Tx Power Level
1.3.6.1.4.1.14179.2.2.2.1.6
The TxPowerLevel currently being used to transmit data. Some PHYs also use this value to determine the receiver sensitivity requirements for CCA. Valid values are between 1 to 8,depnding on what radio, and this attribute can be set only if bsnAPIfPhyTxPowerControl is set to customized.
Back to AIRESPACE-WIRELESS-MIB MIB page.
IPHost Network monitor allows you to monitor bsnAPIfPhyTxPowerLevel 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.