On Tue, 21 Jun 2011, Florian Weimer wrote: > For IPv6, the DNS server must fragment to about 1200 bytes per packet, > or cap EDNS0 buffer sizes at about 1150 bytes. I'm not sure how many > servers get this right. I'm not even sure if there's a suitable kernel > interface to achieve that. Should edns-buffer-size: be split in two options, one for ipv6 and one for ipv4? With the ipv6 one using a default 1150? Paul