no se porque el error (si es que es uno) porque al principio ya renombre wlan1 por WLAN... ke loco
por ahora vengo como me decian no toque nada mas pero tampoco navego

/interface ethernet
set [ find default-name=ether1 ] name="WAN1"
set [ find default-name=ether2 ] name="WAN2"
set [ find default-name=ether3 ] name="WAN3"
set [ find default-name=ether4 ] name="LAN"
set [ find default-name=wlan1 ] name="WLAN"
/ip address
add address=11.11.11.1/24 interface="WAN1" network=11.11.11.0
add address=22.22.22.1/24 interface="WAN2" network=22.22.22.0
add address=33.33.33.1/24 interface="WAN3" network=33.33.33.0
add address=172.16.0.1/24 interface="LAN" network=172.16.0.0
add address=172.16.1.1/24 interface="WLAN" network=172.16.1.0
/ip pool
add name=LAN ranges=172.16.0.50-172.16.0.254
add name=WLAN ranges=172.16.1.50-172.16.1.254
/ip dhcp-server
add address-pool=LAN disabled=no interface="LAN" lease-time=1d name=LAN
add address-pool=WLAN disabled=no interface="WLAN" lease-time=1d name=WLAN
/ip dhcp-server network
add address=172.16.0.0/24 comment=LAN dns-server=172.16.0.1 gateway=172.16.0.1
add address=172.16.1.0/24 comment=WLAN dns-server=172.16.1.1 gateway=172.16.1.1