Raspberry pi 4 no internet

can i copy paste settings from my old router into PI 4?
here are settings i got for my IPTV

Try edit /etc/config/firewall like this:

config zone
        .......................
        option name 'wan'
        option network 'wan IPTV'

and /etc/config/igmpproxy

config igmpproxy
        option quickleave 1

config phyint
        option network IPTV
        option zone wan
        option direction upstream
        list altnet 0.0.0.0/0

config phyint
        option network lan
        option zone lan
        option direction downstream

/etc/config/network

config interface 'IPTV'                                                                                                                                                                                                                             
        option ifname 'eth0.2'                                                                                                                                                                                                                       
        option proto 'static'                                                                                                                                                                                                                        
        option netmask '255.255.255.0'                                                                                                                                                                                                               
        option ipaddr '10.10.10.1'