With IPHost Network Monitor you can run simple snmp requests against a Cisco device in your network.
pnniLinkLgnGroup
pnni Link Lgn Group
1.3.6.1.4.1.353.5.4.1.2.2.15
A collection of per link PNNI objects required for management of a PGL/LGN capable switching system.
Back to PNNI-MIB MIB page.
IPHost Network monitor allows you to monitor pnniLinkLgnGroup on Cisco device via the SNMP protocol. Download IPHost Network Monitor (500 monitors for 30 days, 50 monitors free forever) to start monitoring Cisco multiplexers right now.