With IPHost Network Monitor you can run simple snmp requests against a D-Link device in your network.
swSNTPServer2IPAddr
Switch SNTP Server2 IP Address
1.3.6.1.4.1.171.12.10.11.4
Configure the SNTP server #2 IP address
Back to DLINK-TIME-MIB MIB page.
IPHost Network monitor allows you to monitor swSNTPServer2IPAddr 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 routers right now.
