With IPHost Network Monitor you can run simple snmp requests against a Cisco device in your network.
cniThrottleTable
cni Throttle Table
1.3.6.1.4.1.9.9.490.1.1.1
This table provides the network interrupt throttle counter information. An entry in this table is populated for each physical entity in the managed system capable of providing this information.
Back to CISCO-NETINT-MIB MIB page.
IPHost Network monitor allows you to monitor cniThrottleTable on Cisco device via the SNMP protocol. Download IPHost Network Monitor (500 monitors for 30 days, 50 monitors free forever) to start monitoring Cisco optical switches right now.