With IPHost Network Monitor you can run simple snmp requests against a D-Link device in your network.
swERPSMgmtRAPSRingAdminState
Switch ERPS Mgmt RAPS Ring Admin State
1.3.6.1.4.1.171.12.78.3.1.1.14
This indicates the administrative state of the ring.
Back to ERPS-MIB MIB page.
IPHost Network monitor allows you to monitor swERPSMgmtRAPSRingAdminState on D-Link device via the SNMP protocol. Download IPHost Network Monitor (500 monitors for 30 days, 50 monitors free forever) to start monitoring D-Link switches right now.