With IPHost Network Monitor you can run simple snmp requests against a Cisco device in your network.
c2900InfoBoardRevision
Cisco 2900 Info Board Revision
1.3.6.1.4.1.9.9.87.1.1.1
Returns the revision number of the main board on which the FastSwitch firmware resides.
Back to CISCO-C2900-MIB MIB page.
IPHost Network monitor allows you to monitor c2900InfoBoardRevision on Cisco device via the SNMP protocol. Download IPHost Network Monitor (500 monitors for 30 days, 50 monitors free forever) to start monitoring Cisco mobile switches right now.