With IPHost Network Monitor you can run simple snmp requests against a Cisco device in your network.
cVoaMIBBaseGroup
Cisco Voa MIB Base Group
1.3.6.1.4.1.9.9.262.3.2.1
A collection of mandatory managed objects that provide basic configuration and control of the VOA modules.
Back to CISCO-VOA-MIB MIB page.
IPHost Network monitor allows you to monitor cVoaMIBBaseGroup 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.