[admin@MikroTik] > export hide-sensitive  
# dec/03/2021 10:50:22 by RouterOS 6.45.9
# software id = 08CZ-9AMN
#
# model = RBLHGR
# serial number = D6B80CA51C69
/interface lte
set [ find ] mac-address=AC:50:43:1A:EE:FD name=lte1
/interface list
add comment=defconf name=WAN
add comment=defconf name=LAN
/interface wireless security-profiles
set [ find default=yes ] supplicant-identity=MikroTik
/ip pool
add name=dhcp ranges=192.168.88.10-192.168.88.254
/ip dhcp-server
add address-pool=dhcp disabled=no interface=ether1 name=defconf relay=192.168.30.1
/interface bridge port
add interface=ether1
/interface list member
add comment=defconf interface=ether1 list=LAN
add comment=defconf interface=lte1 list=WAN
add list=LAN
/ip address
add address=192.168.88.1/24 comment=defconf interface=ether1 network=192.168.88.0
/ip dhcp-client
add dhcp-options=hostname,clientid
/ip dhcp-server network
add address=192.168.88.0/24 comment=defconf dns-server=192.168.88.1 gateway=192.168.88.1
/ip dns
set allow-remote-requests=yes
/ip dns static
add address=192.168.88.1 comment=defconf name=router.lan
/ip firewall filter
add action=accept chain=forward comment="defconf: accept in ipsec policy" ipsec-policy=in,ipsec
add action=accept chain=forward comment="defconf: accept out ipsec policy" ipsec-policy=out,ipsec
add action=fasttrack-connection chain=forward comment="defconf: fasttrack" connection-state=established,related
add action=accept chain=forward comment="defconf: accept established,related, untracked" connection-state=established,related,untracked
add action=drop chain=forward comment="defconf: drop invalid" connection-state=invalid
add action=drop chain=forward comment="defconf: drop all from WAN not DSTNATed" connection-nat-state=!dstnat connection-state=new in-interface-list=WAN
/ip firewall nat
add action=masquerade chain=srcnat out-interface-list=WAN
/ip route
add distance=1 dst-address=192.168.30.0/24 gateway=ether1 pref-src=192.168.30.1
/system clock
set time-zone-name=Europe/Warsaw