With IPHost Network Monitor you can run simple snmp requests against a Cisco device in your network.
tn3270eSrvrConfTmNopInterval
tn3270e Srvr Conf Tm Nop Interval
The scan interval to be used by a TN3270E server when it examines its Telnet connections for recent activity. The server scans its Telnet connections on the interval provided by this object, looking for ones that have been idle for more than the value provided by the tn3270eSrvrConfTmNopInactTime object. A TIMING-MARK or NOP request is sent for each connection that has exhibited no activity for this period of time.
Back to TN3270E-MIB MIB page.
IPHost Network monitor allows you to monitor tn3270eSrvrConfTmNopInterval on Cisco device via the SNMP protocol. Download IPHost Network Monitor (500 monitors for 30 days, 50 monitors free forever) to start monitoring Cisco switches right now.
