With IPHost Network Monitor you can run simple snmp requests against a Cisco device in your network.
appnNnNodeFRFrsn
appn Network Node Node FR Frsn
1.3.6.1.2.1.34.4.1.2.2.3.1.1
Flow reduction sequence numbers (FRSNs) are associated with Topology Database Updates (TDUs) and are unique only within each APPN network node. A TDU can be associated with multiple APPN resources. This FRSN indicates the last relative time this resource was updated at the agent node.
Back to APPN-MIB MIB page.
IPHost Network monitor allows you to monitor appnNnNodeFRFrsn 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.