With IPHost Network Monitor you can run simple snmp requests against a IBM device in your network.
pppLCProtoOutDiscReqs
ppp Link Control Protocol Out Disc Request
1.3.6.1.4.1.2.6.119.4.2.3.1.16
Total number of LCP Discard-requests transmitted over the PPP interface.
Back to ibm-ibmiroc MIB page.
IPHost Network monitor allows you to monitor pppLCProtoOutDiscReqs on IBM device via the SNMP protocol. Download IPHost Network Monitor (500 monitors for 30 days, 50 monitors free forever) to start monitoring IBM switches right now.