/interface bridge
add name=bridge1
/interface list
add name=LTE
/interface wireless security-profiles
set [ find default=yes ] supplicant-identity=MikroTik
add authentication-types=wpa2-psk mode=dynamic-keys name=sec \
supplicant-identity=""
/interface wireless
set [ find default-name=wlan1 ] band=2ghz-b/g/n country=poland disabled=no \
frequency=auto mode=ap-bridge security-profile=sec ssid=nazwa_sieci_wifi
/ip pool
add name=pool1 ranges=192.168.8.10-192.168.8.50
/ip dhcp-server
add address-pool=pool1 interface=bridge1 name=server1
/interface ppp-client
add add-default-route=yes allow=pap,chap,mschap1,mschap2 apn=darmowy \
    data-channel=0 dial-command=ATDT dial-on-demand=no disabled=no \
    info-channel=0 keepalive-timeout=30 max-mru=1500 max-mtu=1500 modem-init=\
    "AT+CGDCONT=1,\"IP\",\"darmowy\"" mrru=disabled name=ppp-out1 null-modem=\
    no password="" phone=*99***1# pin="" profile=default-encryption use-peer-dns=\
    no user=""
/interface bridge port
add bridge=bridge1 interface=ether1
add bridge=bridge1 interface=ether2
add bridge=bridge1 interface=ether3
add bridge=bridge1 interface=ether4
add bridge=bridge1 interface=ether5
add bridge=bridge1 interface=wlan1
/ip address
add address=192.168.8.1/24 interface=bridge1 network=192.168.8.0
/ip dhcp-server network
add address=192.168.8.0/24 dns-server=192.168.8.1,212.2.127.254 gateway=\
192.168.8.1 netmask=24
/ip dns
set allow-remote-requests=yes
/ip firewall nat
add action=masquerade chain=srcnat out-interface=ppp-out1 src-address=\
192.168.8.0/24
/ip route
add disabled=no dst-address=0.0.0.0/0 gateway=192.168.8.1 routing-table=main \
suppress-hw-offload=no
/system clock
set time-zone-name=Europe/Warsaw
/system note
set show-at-login=no