With IPHost Network Monitor you can run simple snmp requests against a IBM device in your network.
serverMaxConnections
server Max Connections
1.3.6.1.4.1.2.6.119.4.20.18
The maximum number of connections allowed to a local server application (for example, TN3270E or Web Cache). This object and serverCurrConnections are defined mainly to monitor the number of server connections and their affect on memory usage in the router.
Back to ibm-ibmiroc MIB page.
IPHost Network monitor allows you to monitor serverMaxConnections 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.