With IPHost Network Monitor you can run simple snmp requests against a Cisco device in your network.
caonNodeObjectGroup
Cisco AON Node Object Group
1.3.6.1.4.1.9.9.646.2.2.1
A collection of objects providing the AON node information.
Back to CISCO-AON-STATUS-MIB MIB page.
IPHost Network monitor allows you to monitor caonNodeObjectGroup 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.