With IPHost Network Monitor you can run simple snmp requests against a IBM device in your network.
saIndex
sa Index
An index which uniquely identifies a SubAgent. The value must remain constant at least from one re-initialization of the entity's network management system to the next re-initialization.
Back to ibm_mainframe-Samib MIB page.
IPHost Network monitor allows you to monitor saIndex 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.