With IPHost Network Monitor you can run simple snmp requests against a Cisco device in your network.
pnniRouteNodeClass
pnni Route Node Class
1.3.6.1.4.1.353.5.4.1.1.19.2.1.1
Indicates the service category with which this forwarding table entry is associated.
Back to PNNI-MIB MIB page.
IPHost Network monitor allows you to monitor pnniRouteNodeClass 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.