With IPHost Network Monitor you can run simple snmp requests against a Cisco device in your network.
cftIfTcpConnDrops
Cisco Fiber Channel Tunnel If Tcp Connection Drops
1.3.6.1.4.1.9.9.9999.1.1.4.1.5
Number of TCP connections dropped.
Back to CISCO-FC-TUNNEL-MIB MIB page.
IPHost Network monitor allows you to monitor cftIfTcpConnDrops on Cisco device via the SNMP protocol. Download IPHost Network Monitor (500 monitors for 30 days, 50 monitors free forever) to start monitoring Cisco multiplexers right now.