With IPHost Network Monitor you can run simple snmp requests against a Cisco device in your network.
pnniMapTnsPlan
pnni Map Tns Plan
1.3.6.1.4.1.353.5.4.1.1.17.1.4
The network identification plan according to which network identification has been assigned.
Back to PNNI-MIB MIB page.
IPHost Network monitor allows you to monitor pnniMapTnsPlan 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.