Re: Protocol preference - ipv4 vs ipv6

[christos%astron.com@localhost (Christos Zoulas)]

In article <Pine.NEB.4.64.1505061638440.2440%vps1.whooppee.com@localhost>,
Paul Goyette  <paul%whooppee.com@localhost> wrote:
>what controls the selection of a protocol when both are available?
>
>More specifically, if I 'ftp ftp.netbsd.org' what causes it to try ipv6 first, 
>and use ipv4 as a fall back?
>
>My ipv6 connectivity is via a slow vpn (from Manila to San Jose, CA!) so I 
>would prefer that connections default to ipv4 unless I explicitly ask for v6.
>
FreeBSD has:

https://www.freebsd.org/cgi/man.cgi?query=ip6addrctl&sektion=8

I was thinking of copying it...

christos