With IPHost Network Monitor you can run simple snmp requests against a Cisco device in your network.
cDhcpv4ServerSubnetStartAddress
Cisco IETF Dynamic Host Configuration protocol Server Subnet Start Address
1.3.6.1.4.1.9.10.122.1.6.2.1.2
The IPv4 address of the first address in the subnet. The value of cDhcpv4ServerSubnetStartAddress MUST be less than or equal to the value of cDhcpv4ServerSubnetEndAddress.
Back to CISCO-IETF-DHCP-SERVER-EXT-MIB MIB page.
IPHost Network monitor allows you to monitor cDhcpv4ServerSubnetStartAddress on Cisco device via the SNMP protocol. Download IPHost Network Monitor (500 monitors for 30 days, 50 monitors free forever) to start monitoring Cisco optical switches right now.
