With IPHost Network Monitor you can run simple snmp requests against a D-Link device in your network.
swL3OspfExternalLsdbSequenceNo
Switch L3 Ospf External Lsdb Sequence No
1.3.6.1.4.1.171.11.70.5.3.13.2.1.6
The sequence number field is a signed 32-bit integer. It is used to detect old and dupli- cate link state advertisements. The space of sequence numbers is linearly ordered. The larger the sequence number the more recent the advertisement.
Back to DES3650-SWL3MGMT-MIB MIB page.
IPHost Network monitor allows you to monitor swL3OspfExternalLsdbSequenceNo 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 WiFi routers right now.