With IPHost Network Monitor you can run simple snmp requests against a Cisco device in your network.
ciscoLS1010ChassisLastChange
cisco LS1010 Chassis Last Change
1.3.6.1.4.1.9.5.11.1.1.20
The last time chassis physical content get changed.
Back to CISCO-RHINO-MIB MIB page.
IPHost Network monitor allows you to monitor ciscoLS1010ChassisLastChange 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.