With IPHost Network Monitor you can run simple snmp requests against a Cisco device in your network.
ciiCircIndex
Cisco IS-IS Circ Index
1.3.6.1.4.1.9.10.118.1.3.2.1.1
The identifier of this circuit, unique within the Intermediate System. This object follows the index behavior. This is for SNMP Indexing purposes only and need not have any relation to any protocol value.
Back to CISCO-IETF-ISIS-MIB MIB page.
IPHost Network monitor allows you to monitor ciiCircIndex 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.