With IPHost Network Monitor you can run simple snmp requests against a Cisco device in your network.
clmLicenseExpiryDate
clm License Expiry Date
1.3.6.1.4.1.9.9.369.1.3.4.1.6
Expiry date of the licensed feature. If the corresponding instances of clmLicenseFlag indicates 'permanent' or 'unlicensed' , then the value of this object is irrelevant.
Back to CISCO-LICENSE-MGR-MIB MIB page.
IPHost Network monitor allows you to monitor clmLicenseExpiryDate 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.