With IPHost Network Monitor you can run simple snmp requests against a Cisco device in your network.
frCircuitSentDEs
fr Circuit Sent D Es
1.3.6.1.2.1.10.32.2.1.19
Number of frames sent to the network indicating that they were eligible for discard since the virtual circuit was created. This occurs when the local DTE sets the DE flag, indicating that during Network congestion situations those frames should be discarded in preference of other frames sent without the DE bit set.
Back to FRAME-RELAY-DTE-MIB MIB page.
IPHost Network monitor allows you to monitor frCircuitSentDEs on Cisco device via the SNMP protocol. Download IPHost Network Monitor (500 monitors for 30 days, 50 monitors free forever) to start monitoring Cisco routers right now.