Solution 1:
If it was working before without a tunnel, the issue is almost certainly the ISP. The AirPort extreme has fairly well-developed IPv6 support, and should work fine.
Can't set IPv6 mode on Airport Extreme
Solution 1:
If it was working before without a tunnel, the issue is almost certainly the ISP. The AirPort extreme has fairly well-developed IPv6 support, and should work fine.