With IPHost Network Monitor you can run simple snmp requests against a Cisco device in your network.
cwoTfoStatsPendingConn
cwo Tfo Stats Pending Connection
1.3.6.1.4.1.9.9.762.1.2.1.9
This object contains number of TCP connections, which are pending in queue of connections to be optimized.
Back to CISCO-WAN-OPTIMIZATION-MIB MIB page.
IPHost Network monitor allows you to monitor cwoTfoStatsPendingConn 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.