With IPHost Network Monitor you can run simple snmp requests against a D-Link device in your network.
swAuthBackendOtherRequestsToSupplicant
Switch Authentication Backend Other Requests To Supplicant
1.3.6.1.4.1.171.12.3.6.3.1.15
Counts the number of times that the state machine sends an EAP-Request packet (other than an Identity, Notification, Failure or Success message) to the Supplicant (i.e., executes txReq on entry to the REQUEST state). Indicates that the Authenticator chose an EAP-method.
Back to DLINK-AUTH-MIB MIB page.
IPHost Network monitor allows you to monitor swAuthBackendOtherRequestsToSupplicant 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 VPN routers right now.