With IPHost Network Monitor you can run simple snmp requests against a Cisco device in your network.
cspPsOperDownReason
csp Ps Operational Down Reason
1.3.6.1.4.1.9.9.370.1.2.1.1.12
The reason for the operational status to be 'down'. Possible values are: other(1) : Unknown or undefined reason, notApplicable(2) : Administratively 'down', noConnectivity(3) : No Connectivity to the client, the server, or the gateway, noVirtualAddr(4) : Virtual Address not configured, noServerAddr(5) : Server Address not configured, noCert(6) : Certificate configured, but invalid or missing, certNotConfigured(7): Certificate not configured.
Back to CISCO-SSL-PROXY-MIB MIB page.
IPHost Network monitor allows you to monitor cspPsOperDownReason on Cisco 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.