With IPHost Network Monitor you can run simple snmp requests against a Cisco device in your network.
atmInterfaceIlmiVpi
Cisco ATM Interface Ilmi Virtual Path Identifier
1.3.6.1.2.1.37.1.2.1.7
The VPI value of the VCC supporting the ILMI at this ATM interface. If the values of atmInterfaceIlmiVpi and atmInterfaceIlmiVci are both equal to zero then the ILMI is not supported at this ATM interface.
Back to ATM-MIB MIB page.
IPHost Network monitor allows you to monitor atmInterfaceIlmiVpi on Cisco device via the SNMP protocol. Download IPHost Network Monitor (500 monitors for 30 days, 50 monitors free forever) to start monitoring Cisco firewalls right now.