With IPHost Network Monitor you can run simple snmp requests against a Cisco device in your network.
cftIfTcpConnDrainedByNoMemory
Cisco Fiber Channel Tunnel If Tcp Connection Drained By No Memory
1.3.6.1.4.1.9.9.9999.1.1.5.1.12
Number of TCP connections drained dut to memory shortage.
Back to CISCO-FC-TUNNEL-MIB MIB page.
IPHost Network monitor allows you to monitor cftIfTcpConnDrainedByNoMemory on Cisco device via the SNMP protocol. Download IPHost Network Monitor (500 monitors for 30 days, 50 monitors free forever) to start monitoring Cisco mobile switches right now.