With IPHost Network Monitor you can run simple snmp requests against a Cisco device in your network.
docsDevServerDhcpAddressType
DOCSIS Device Server Dhcp Address Type
1.3.6.1.2.1.69.1.4.6
The type of address of docsDevServerDhcpAddress. If DHCP was not used, this value should return unknown(0).
Back to DOCS-CABLE-DEVICE-MIB MIB page.
IPHost Network monitor allows you to monitor docsDevServerDhcpAddressType on Cisco device via the SNMP protocol. Download IPHost Network Monitor (500 monitors for 30 days, 50 monitors free forever) to start monitoring Cisco wireless switches right now.