There might be a technical reason why this is necessary, but I'll let someone else answer on that, however you *can* configure the default-lease-time (and a lot of other things), by using DHCP snippets @ /MAAS/#/settings/dhcp
There might be a technical reason why this is necessary, but I'll let someone else answer on that, however you *can* configure the default-lease-time (and a lot of other things), by using DHCP snippets @ /MAAS/# /settings/ dhcp