With IPHost Network Monitor you can run simple snmp requests against a D-Link device in your network.
swRSPANEntry
Switch RSPAN Entry
1.3.6.1.4.1.171.12.68.3.1.1
This is a list of information for each RSPAN.
Back to RSPAN-MGMT-MIB MIB page.
IPHost Network monitor allows you to monitor swRSPANEntry 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 access points right now.