With IPHost Network Monitor you can run simple snmp requests against a Cisco device in your network.
pnniMapAddrEntry
pnni Map Address Entry
1.3.6.1.4.1.353.5.4.1.1.16.1
An entry in the table, containing information about an address prefix reachable from a node in the PNNI routing domain, as seen from the perspective of a PNNI logical node in this switching system.
Back to PNNI-MIB MIB page.
IPHost Network monitor allows you to monitor pnniMapAddrEntry 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.
