With IPHost Network Monitor you can run simple snmp requests against a Cisco device in your network.
rprFairnessEntry
rpr Fairness Entry
1.0.8802.17.1.1.1.2.2.1
A fairness parameters for a particular ringlet of the an RPR interface.
Back to IEEE-802DOT17-RPR-MIB MIB page.
IPHost Network monitor allows you to monitor rprFairnessEntry 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.