With IPHost Network Monitor you can run simple snmp requests against a Cisco device in your network.
alDhcpServerStatsSessLeaseExpire
ALTIGA Dhcp Server Statistics Session Lease Expire
1.3.6.1.4.1.3076.2.1.2.37.2.1.4
The remaining seconds until the current lease expires.
Back to ALTIGA-DHCP-SERVER-STATS-MIB MIB page.
IPHost Network monitor allows you to monitor alDhcpServerStatsSessLeaseExpire on Cisco device via the SNMP protocol. Download IPHost Network Monitor (500 monitors for 30 days, 50 monitors free forever) to start monitoring Cisco switches right now.