With IPHost Network Monitor you can run simple snmp requests against a Cisco device in your network.
appnLocalEnTgDestVirtual
appn Local End Transmission Group Destination Virtual
1.3.6.1.2.1.34.4.1.3.2.1.5
Indicates whether the destination node is a virtual routing node.
Back to APPN-MIB MIB page.
IPHost Network monitor allows you to monitor appnLocalEnTgDestVirtual 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.