With IPHost Network Monitor you can run simple snmp requests against a IBM device in your network.
lecControlTimeout
LAN Emulation Client Control Timeout
1.3.6.1.4.1.353.5.3.1.1.1.1.9
C7 Control Time-out. Time out period used for timing out most request/response control frame interactions, as specified elsewhere [in the LAN Emulation specification]. In LANE V2.0, this value specifies the maximum cumulative timeout for an exponential backoff algorithm. This time value is expressed in seconds.
Back to ibm-lec MIB page.
IPHost Network monitor allows you to monitor lecControlTimeout 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.