It's suggested you modify the DNS server of the TL-R470T+ v4's WAN ports as 8.8.8.8. I think this issue results from DNS server.

I'm afraid not. There is no name for PPPoE Server. There is just the account name.

I made a mistake. the configuration should be the first entry is ALLOW and the second is DENY. Interface both are LAN. Source: the first is 192.168.0.2/32 the second is 0.0.0.0/0 Destination: both...

When DMZ publish mode is set, there is no NAT translation between DMZ and WAN port. Hosts connected with DMZ and WAN communicate by routing.

bro , icmp is just a kind of protocol and ping is based on icmp protocol. if you don't set anything in the access rule, ping wouldn't be forbidden. what's your access rule settings?

loctime25 wrote No actually, I mean than the policy routing remains the fist priority, and all devices set to use WAN 1 don't switch to WAN 2 and have no service to the internet. Bro, I have some...