With IPHost Network Monitor you can run simple snmp requests against a Cisco device in your network.
ceImageInstallableMajorVerNumber
Cisco Enhanced Image Installable Major Ver Number
1.3.6.1.4.1.9.9.249.1.2.2.1.5
Major version number of the software installable. Version is represented as major.minor.maintaince For example, 12 will be major number for version 12.3(18.1)S
Back to CISCO-ENHANCED-IMAGE-MIB MIB page.
IPHost Network monitor allows you to monitor ceImageInstallableMajorVerNumber on Cisco device via the SNMP protocol. Download IPHost Network Monitor (500 monitors for 30 days, 50 monitors free forever) to start monitoring Cisco routers right now.