With IPHost Network Monitor you can run simple snmp requests against a IBM device in your network.
ifOutDiscards
if Out Discards
1.3.6.1.2.1.2.2.1.19
The number of outbound packets which were chosen to be discarded even though no errors had been detected to prevent their being transmitted. One possible reason for discarding such a packet could be to free up buffer space.
Back to ibm_mainframe-Ifmib MIB page.
IPHost Network monitor allows you to monitor ifOutDiscards on IBM device via the SNMP protocol. Download IPHost Network Monitor (500 monitors for 30 days, 50 monitors free forever) to start monitoring IBM Flex systems right now.