With IPHost Network Monitor you can run simple snmp requests against a IBM device in your network.
rlanActiveIpUserRemoteAddr
rlan Active Ip User Remote Address
1.3.6.1.4.1.2.6.119.4.5.1.3.1.4
Ip address of the remote end of this interface.
Back to ibm-ibmrlan MIB page.
IPHost Network monitor allows you to monitor rlanActiveIpUserRemoteAddr on IBM device via the SNMP protocol. Download IPHost Network Monitor (500 monitors for 30 days, 50 monitors free forever) to start monitoring IBM Blade servers right now.