At the same time, it’s worth checking that your router’s firmware is up to date. Outdated firmware can cause connectivity issues that prevent DNS lookups. In combination, these steps might fix your problem. 9. Disable IPv6 Internet protocolis the system that creates a unique IP address fo...
I don't think it's a ACL issue because the only ACL filtering I do is on the OUTSIDE-IN (facing the internet), the rest are set to permit any. What I have to do to be able to access the IP address of the outside interface from networks behind the inside interface?