With IPHost Network Monitor you can run simple snmp requests against a Cisco device in your network.
cevcSITable
Cisco Ethernet Virtual Connection SI Table
1.3.6.1.4.1.9.9.613.1.4.1
This table lists each service instance and its service attributes.
Back to CISCO-EVC-MIB MIB page.
IPHost Network monitor allows you to monitor cevcSITable on Cisco device via the SNMP protocol. Download IPHost Network Monitor (500 monitors for 30 days, 50 monitors free forever) to start monitoring Cisco switches right now.