With IPHost Network Monitor you can run simple snmp requests against a Cisco device in your network.
bsnAPIfSNRLevel
bsn AP If SNR Level
1.3.6.1.4.1.14179.2.2.19.1.2
SNR Level
Back to AIRESPACE-WIRELESS-MIB MIB page.
IPHost Network monitor allows you to monitor bsnAPIfSNRLevel 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.