Assigns a lease expiration timer for this DHCP subnet.
lease-time <0-300000000>
default lease-time
no lease-time
The default is 0 (unconfigured).
DHCP Server Subnet Configuration
Within this subnet, the subnet lease timer setting overrides any conflicting lease timer that was configured for DHCP Server in Global Configuration mode.
If you don't configure a subnet lease timer, the global DHCP Server lease timer setting applies to this subnet. The global DHCP Server lease timer has a default of 86400.