With IPHost Network Monitor you can run simple snmp requests against a Cisco device in your network.
cswSwitchInfoTable
csw Switch Info Table
1.3.6.1.4.1.9.9.500.1.2.1
This table contains information specific to switches in a stack. Every switch with an entry in the entPhysicalTable (ENTITY-MIB) whose entPhysicalClass is 'chassis' will have an entry in this table.
Back to CISCO-STACKWISE-MIB MIB page.
IPHost Network monitor allows you to monitor cswSwitchInfoTable on Cisco device via the SNMP protocol. Download IPHost Network Monitor (500 monitors for 30 days, 50 monitors free forever) to start monitoring Cisco firewalls right now.