With IPHost Network Monitor you can run simple snmp requests against a Cisco device in your network.
cvsChassisSwitchID
cvs Chassis Switch ID
1.3.6.1.4.1.9.9.388.1.2.2.1.1
The unique switch ID which is assigned for identifying a chassis in the virtual switch architecture.
Back to CISCO-VIRTUAL-SWITCH-MIB MIB page.
IPHost Network monitor allows you to monitor cvsChassisSwitchID on Cisco device via the SNMP protocol. Download IPHost Network Monitor (500 monitors for 30 days, 50 monitors free forever) to start monitoring Cisco multiplexers right now.