FortiGate
FortiGate Next Generation Firewall utilizes purpose-built security processors and threat intelligence security services from FortiGuard labs to deliver top-rated protection and high performance, including encrypted traffic.
aorozco
Staff
Staff
Article Id 191279
Description
This configuration procedure shows how to decrease or increase the lease time for DHCP granted IP addresses.

Solution
ASTERIX # config system dhcp server

ASTERIX (server) # show
config system dhcp server
edit 1
set auto-configuration disable
set default-gateway 172.16.20.99
set domain "ARMORIQUE"
set interface "internal"
config ip-range
edit 1
set end-ip 172.16.20.15
set start-ip 172.16.20.11
next
end
set lease-time 86400
set netmask 255.255.0.0
set dns-server1 172.16.20.99
next
end

ASTERIX (server) # edit 1
ASTERIX (1) # set lease-time
<integer> 300 ~ 8640000 seconds (5 minutes ~ 100 days)
0 for unlimited lease time

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