With IPHost Network Monitor you can run simple snmp requests against a NETGEAR device in your network.
agentSwitchIpInterfaceNetMask
agent Switch Ip Interface Net Mask
1.3.6.1.4.1.4526.10.2.2.3.1.3
The NetMask assigned to this interface. When setting this value, the value of agentSwitchIpInterfaceIpAddress must be set at the same time.
Back to NETGEAR-ROUTING-MIB MIB page.
IPHost Network monitor allows you to monitor agentSwitchIpInterfaceNetMask on NETGEAR device via the SNMP protocol. Download IPHost Network Monitor (500 monitors for 30 days, 50 monitors free forever) to start monitoring NETGEAR access points right now.