With IPHost Network Monitor you can run simple snmp requests against a Cisco device in your network.
fspfMaxAgeCount
Cisco Fabric Shortest Path First Max Age Count
1.3.6.1.4.1.9.9.287.1.1.1.9
The number of times any LSR reached fspfMaxAge in this VSAN since the creation of the entry.
Back to CISCO-FSPF-MIB MIB page.
IPHost Network monitor allows you to monitor fspfMaxAgeCount 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.