With IPHost Network Monitor you can run simple snmp requests against a Cisco device in your network.
dot5RingState
dot5 Ring State
1.3.6.1.2.1.10.9.1.1.4
The current interface state with respect to entering or leaving the ring.
Back to TOKENRING-MIB MIB page.
IPHost Network monitor allows you to monitor dot5RingState 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.