/ip dhcp-server
add address-pool=dhcp_pool1 disabled=no interface=bridge-local3 lease-time=20m name=dhcp1
add address-pool=dhcp_pool2 disabled=no interface=bridge-users lease-time=12h name=dhcp2
add address-pool=dhcp_pool3 disabled=no interface=bridge-guests lease-time=6h name=dhcp3
add address-pool=dhcp_pool4 disabled=no interface=bridge-local4 lease-time=12h name=dhcp4
/ip dhcp-server lease
add address=20.20.3.5 client-id=1:74:4d:28:1:dc:70 mac-address=74:4D:28:01:DC:70 server=dhcp1
add address=20.20.3.7 client-id=1:74:4d:28:1:dc:50 mac-address=74:4D:28:01:DC:50 server=dhcp1
add address=20.20.3.4 client-id=1:74:4d:28:1:dc:6c mac-address=74:4D:28:01:DC:6C server=dhcp1
add address=20.20.3.20 client-id=1:74:4d:28:9f:af:2f mac-address=74:4D:28:9F:AF:2F server=dhcp1
add address=20.20.3.3 client-id=1:74:4d:28:9f:af:1 mac-address=74:4D:28:9F:AF:01 server=dhcp1
add address=20.20.3.6 client-id=1:74:4d:28:1:dc:4c mac-address=74:4D:28:01:DC:4C server=dhcp1
add address=20.20.3.11 client-id=1:74:4d:28:9f:af:47 mac-address=74:4D:28:9F:AF:47 server=dhcp1
add address=20.20.3.12 client-id=1:74:4d:28:47:b0:9c mac-address=74:4D:28:47:B0:9C server=dhcp1
add address=20.20.3.27 client-id=1:48:5b:39:95:5a:39 mac-address=48:5B:39:95:5A:39 server=dhcp1
/ip dhcp-server network
add address=20.20.3.0/24 dns-server=20.20.3.1 gateway=20.20.3.1
add address=20.20.4.0/24 dns-server=20.20.4.1 gateway=20.20.4.1
add address=20.20.11.0/24 dns-server=20.20.11.1 gateway=20.20.11.1
add address=20.20.12.0/24 dns-server=20.20.12.1 gateway=20.20.12.1