Bind response to query's very small edns udp payload size

Barry Margolin barmar at
Tue Apr 12 19:34:28 UTC 2016

In article <mailman.544.1460488816.73610.bind-users at>,
 John Wobus <jw354 at> wrote:

> What does bind try to do if the client specifies a udp size of less than 512?
> I’ve been trying queries and here is what I’ve seen:

>From RFC 6891:

Values lower than 512 MUST be treated as equal to 512.

So I expect BIND obeys this.

Barry Margolin
Arlington, MA

More information about the bind-users mailing list