Re: getaddrinfo address ordering [Re: IPv6 transition architecture discussion]

[Gert Doering <gert@space.net>]

Hi,

On Wed, Nov 27, 2002 at 09:22:04AM +0200, Pekka Savola wrote:
> These help quite a bit, but I guess adding some getaddrinfo hint like
> AI_PREFERV4 or AI_PREFERV6 could be added in the case that DNS lookup
> returns both addresses, you use AF_UNSPEC and you want to influence the
> default DNS record ordering.

In addition to that, provide a system configuration item that will
set the default preference in case the application doesn't specify
AI_PREFER*

Usually it's not something the application would care about, but more
the system administrator - "I want to have IPv6 but I do not trust it
enough to be the default" vs. "I know IPv6 is now working well enough".

Gert Doering
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