With IPHost Network Monitor you can run simple snmp requests against a IBM device in your network.
pppSPAPInNacks
ppp SPAP In Nacks
1.3.6.1.4.1.2.6.119.4.2.6.1.6
Total number of SPAP non-acknowledgements received over the PPP interface.
Back to ibm-ibmiroc MIB page.
IPHost Network monitor allows you to monitor pppSPAPInNacks on IBM device via the SNMP protocol. Download IPHost Network Monitor (500 monitors for 30 days, 50 monitors free forever) to start monitoring IBM computers right now.