[Pdns-users] dnsdist webserver bind v4/v6

Brian Candler b.candler at pobox.com
Tue Sep 8 12:39:02 UTC 2026


On 08/09/2026 13:25, Remi Gacogne wrote:
> Right, that happens because we then the address mapped as IPv6, ie 
> [::ffff:127.0.0.1], which is not permitted by the ACL. You can work 
> around that by adding it to the ACL, though. 

Thanks you - I can confirm that does indeed work.

 > I think we should indeed set IPV6_V6ONLY on the web server's socket, 
I'll prepare a pull request. I'm a bit worried about backporting that 
change to stable branches, though, since it might be a breaking change 
for some setups.

Ack. I'm not sure what the underlying reason was for setting IPV6_V6ONLY 
in the first place, but I think it would be best to be consistent across 
the whole pdns suite.

Regards,

Brian.



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