With IPHost Network Monitor you can run simple snmp requests against a Cisco device in your network.
cfrFragNotInPkts
Cisco Frame Relay Fragment Not In Packets
1.3.6.1.4.1.9.9.49.1.6.1.1.7
Total number of frames received that do not require reassembly and therefore will not contain the fragmentation header. This counter is valid only when end-to-end fragmentation type is set.
Back to CISCO-FRAME-RELAY-MIB MIB page.
IPHost Network monitor allows you to monitor cfrFragNotInPkts 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.