Did you get this error massage from the Easy setup assistant by running the disc? If so, 045 means "bad encapsulation mode. please check it again"

V1.X=V1. so they are all version 1

I heard that the wireless router can not block https by Access Control or Parental Control.

Do you use the old modem? Can you get stable internet access?

Do you have a computer connected to the second WA7510N? can it access internet stably?

mine is working fine. have you tried to login to the website to check if the DHCP server is enabled or not? you can also try to factory restore it. I think if you get more cases, you should contact...