With IPHost Network Monitor you can run simple snmp requests against a Cisco device in your network.
xmtFramesTaggedBECN
xmt Frames Tagged BECN
1.3.6.1.4.1.351.110.5.1.2.3.1.1.37
The number of frames transmitted for which the switch set the BECN bit.
Back to CISCO-WAN-FR-CONN-STAT-MIB MIB page.
IPHost Network monitor allows you to monitor xmtFramesTaggedBECN on Cisco device via the SNMP protocol. Download IPHost Network Monitor (500 monitors for 30 days, 50 monitors free forever) to start monitoring Cisco optical switches right now.