For example:
Sometimes DNS server gets IPv6 client address but it cannot access it because device has IPv4 mapping on the router which is different from device port.
IPv6 device access does not even need a port mapping.
Let's start by informing user of what IP DNS server is trying to validate external.access.
For example: Sometimes DNS server gets IPv6 client address but it cannot access it because device has IPv4 mapping on the router which is different from device port. IPv6 device access does not even need a port mapping.
Let's start by informing user of what IP DNS server is trying to validate external.access.