With IPHost Network Monitor you can run simple snmp requests against a Cisco device in your network.
xmtFramesBECN
xmt Frames BECN
1.3.6.1.4.1.351.110.5.1.2.3.1.1.22
The number of frames sent by the network(egress) that have the BECN bit set for this frame relay connection.
Back to CISCO-WAN-FR-CONN-STAT-MIB MIB page.
IPHost Network monitor allows you to monitor xmtFramesBECN on Cisco device via the SNMP protocol. Download IPHost Network Monitor (500 monitors for 30 days, 50 monitors free forever) to start monitoring Cisco firewalls right now.